Contract 0x91dCf30Ba5567898Ad6e6C1Dd43C9fcA7A968756

 
 
Txn Hash
Method
Block
From
To
Value
0x422f03acc4806c4dae77ecf7f82e07b3d1dffb7107e5a11dd7d2108b634475f2Set Approval For...165430822023-02-02 19:04:352 hrs 40 mins agoENS Name myprofilename.eth IN  0x91dcf30ba5567898ad6e6c1dd43c9fca7a9687560 Ether0.00210592 43.20206639
0xfb47541b83d815c7d423999543b4c777b280b5d4442f9b1ac4546c3fbda08614Set Approval For...165311162023-02-01 2:54:231 day 18 hrs agoENS Name dlg.eth IN  0x91dcf30ba5567898ad6e6c1dd43c9fca7a9687560 Ether0.00074951 15.37585797
0x84bcb7086c95921180a94989ab5759671e53d2b779f1d033c3cc0ade93abea00Set Approval For...164746252023-01-24 5:37:119 days 16 hrs agoENS Name washuta.eth IN  0x91dcf30ba5567898ad6e6c1dd43c9fca7a9687560 Ether0.00079441 16.29694546
0x8efe2f58ec8d85ad7febf2966287cc12ea018d6cb2cb8abb3f80723da4032b97Set Approval For...163385462023-01-05 5:37:3528 days 16 hrs agoENS Name meej.eth IN  0x91dcf30ba5567898ad6e6c1dd43c9fca7a9687560 Ether0.00073068 14.98961234
0xa3246ad47999149842d20ee1c8d4c482a80b41eb4cf0d5056044bbf25f50c8ecSet Approval For...162918902022-12-29 17:24:5935 days 4 hrs agoENS Name aethon.eth IN  0x91dcf30ba5567898ad6e6c1dd43c9fca7a9687560 Ether0.00087132 17.87473255
0x8bdf6a53ae174c0f61ce76932b2efc056e09ab1d4a18ef8f5135b0e6aff7ff1dSet Approval For...162914092022-12-29 15:48:3535 days 5 hrs agoENS Name crittie.eth IN  0x91dcf30ba5567898ad6e6c1dd43c9fca7a9687560 Ether0.00099331 20.37727751
0xa46d18f133457a90c2367bb75e1c581f57266d0e1ef0d4a32e0c7ad0099337fbSafe Transfer Fr...162529382022-12-24 6:55:3540 days 14 hrs agoENS Name coopahtroopa.eth IN  0x91dcf30ba5567898ad6e6c1dd43c9fca7a9687560 Ether0.00062266 12.45955212
0x5f27f9c33cc763e2b9c8e0af893f166b0f525636b14456237c638a43df69dcabSet Approval For...162149982022-12-18 23:55:5945 days 21 hrs agoENS Name jarrodt123.eth IN  0x91dcf30ba5567898ad6e6c1dd43c9fca7a9687560 Ether0.00061352 12.58620469
0x3ceaac509a0460c2d74c4c3877162120dcd5070d12f1a9e206fa7ee52715f828Transfer From161933812022-12-15 23:29:3548 days 22 hrs agoENS Name divesteamike.eth IN  0x91dcf30ba5567898ad6e6c1dd43c9fca7a9687560 Ether0.00092872 14.44922152
0x4f746801b431fe15708558f3ef4c6ce79fde1d5e85bd10ac39d0fb6420d4df76Set Approval For...161720452022-12-12 23:56:2351 days 21 hrs agoMirror: Coopahtroopa IN  0x91dcf30ba5567898ad6e6c1dd43c9fca7a9687560 Ether0.00085817 17.60493874
0x5b9d5eb6c0657f6ed4be95da2bdbb25bddbc4b071a4a46ad1e9bda1e92ca6776Set Approval For...161509032022-12-10 1:04:4754 days 20 hrs ago0x2c8c68f84dfe2be2908f3aa54ab8505b7347ee02 IN  0x91dcf30ba5567898ad6e6c1dd43c9fca7a9687560 Ether0.00069694 14.2974731
0x28acbdf373c86111656bca5748896467f594a9f07879a98d3d4a2c2e1320aaa7Set Approval For...161241412022-12-06 7:04:4758 days 14 hrs ago0x3bd36904138e0f9a28fc8a18d3df692fb26af423 IN  0x91dcf30ba5567898ad6e6c1dd43c9fca7a9687560 Ether0.0007883 16.17164802
0x83f6d80be2b4e1ff9bdd108cc477ded6d77f4cf2b8adb839f93a9d872b576177Safe Transfer Fr...161235592022-12-06 5:07:4758 days 16 hrs agoENS Name snackjackson.eth IN  0x91dcf30ba5567898ad6e6c1dd43c9fca7a9687560 Ether0.00351638 12.1834425
0xa1c9a5a565390ba439a7c6f8bc6bf903b2436ab8387ac24284781144483aa844Set Approval For...160945782022-12-02 3:56:5962 days 17 hrs agoENS Name jasonmeinzer.eth IN  0x91dcf30ba5567898ad6e6c1dd43c9fca7a9687560 Ether0.00030524 11.37545879
0x4441c4ea77b7ceb9dbedfc9c1da921a20e2bd9aaed1245b93be9e8818b8fc501Safe Transfer Fr...160596022022-11-27 6:42:4767 days 15 hrs ago0xc375020f765a055ca65bd94f95654474a8fb501f IN  0x91dcf30ba5567898ad6e6c1dd43c9fca7a9687560 Ether0.0006286 10.10438788
0x4735a5a37daff720cec5f04ddc4141ae022ab0ac89527c81b5b35ee8ce93ad95Safe Transfer Fr...160591452022-11-27 5:11:1167 days 16 hrs agoENS Name jasonmeinzer.eth IN  0x91dcf30ba5567898ad6e6c1dd43c9fca7a9687560 Ether0.00049304 9.88086344
0x90f40d4f9e24cddcda540adbcce72bbe3280fe8612631afb36f154da41a10ddcSafe Transfer Fr...160591412022-11-27 5:10:2367 days 16 hrs ago0x0a5952c1d5fb43199a3c0f2005fa874a9c7a4657 IN  0x91dcf30ba5567898ad6e6c1dd43c9fca7a9687560 Ether0.0004786710.42
0x5f31419b0c6428b725979e2258519d735c6d58c6ff8dcd1ddcec186751f0f2dbSet Approval For...160070622022-11-19 22:31:4774 days 23 hrs agoSound.xyz: Deployer 2 IN  0x91dcf30ba5567898ad6e6c1dd43c9fca7a9687560 Ether0.00058082 11.91527614
0x7fa06b106c6499d6b10ea26a9488ff0af0d506241a2974cab82c092832a89623Set Approval For...159798312022-11-16 3:13:3578 days 18 hrs agoENS Name crittie.eth IN  0x91dcf30ba5567898ad6e6c1dd43c9fca7a9687560 Ether0.00038644 14.40116007
0x4a6038881df3b49edcf15b16ffcd385f788d10cfc6d02cc510ec3613aeedfb7cSet Approval For...159780722022-11-15 21:19:5979 days 25 mins agoENS Name jasonmeinzer.eth IN  0x91dcf30ba5567898ad6e6c1dd43c9fca7a9687560 Ether0.0008316 17.05993382
0xcbe2f12a50cb997cefbc738563f51c165c977443c121e1e00f7f4b47952d694eSet Approval For...159339882022-11-09 17:34:4785 days 4 hrs agoENS Name lindseyx.eth IN  0x91dcf30ba5567898ad6e6c1dd43c9fca7a9687560 Ether0.00304926 62.55417123
0x6059101a5eb38ed7e6c2279bf49abd3b6cd355073c6a0140d0a546f5737691daSet Approval For...159204572022-11-07 20:12:4787 days 1 hr ago0x474869921be53cdd9d393c3e7adebf8a9d1a3af7 IN  0x91dcf30ba5567898ad6e6c1dd43c9fca7a9687560 Ether0.00149072 30.58147158
0xc86db26dd68505419d9228218dfbe1d283811475025d8f939cbf5b4c1e4b7cdcSafe Transfer Fr...159120302022-11-06 15:59:4788 days 5 hrs ago0x022e73a40f6a719bdde859620c1191fa3554be1d IN  0x91dcf30ba5567898ad6e6c1dd43c9fca7a9687560 Ether0.00063907 14.17049818
0xc9ab76edcfdb1193461c5ca0fdc5826c049db5cf1c81fef07d342ae6f2ab86d4Safe Transfer Fr...159120112022-11-06 15:55:5988 days 5 hrs ago0x022e73a40f6a719bdde859620c1191fa3554be1d IN  0x91dcf30ba5567898ad6e6c1dd43c9fca7a9687560 Ether0.00099279 14.81808928
0xdaba5f8103efd8b1be892690492587de043e85dfdb0c634cf298f193044cc3b5Set Approval For...159004202022-11-05 1:05:1189 days 20 hrs agoENS Name cryptobushi.eth IN  0x91dcf30ba5567898ad6e6c1dd43c9fca7a9687560 Ether0.00074817 15.34850705
[ Download CSV Export 
Latest 25 internal transaction
Parent Txn Hash Block From To Value
0xbe929c5823dda9322a9ca0feafbe6f6d5c97b43f26604fd6f62f2396528b9d10157914332022-10-20 19:34:59105 days 2 hrs ago 0x91dcf30ba5567898ad6e6c1dd43c9fca7a968756 0xcab7946ce32c74808883c25ec2a7fa61651827a84.75 Ether
0xd704bd72ffb82f90aa65ecd4bb0243f1ce5b5647d7ad033cfc517c5b218209f3157912652022-10-20 19:01:23105 days 2 hrs ago 0x65c25fadd9b88df5c8c101a3b99a5d614b708596 0x91dcf30ba5567898ad6e6c1dd43c9fca7a9687560.0475 Ether
0x6816d8112f0e847e6847ade534d86de50a1545645d09da468bb8de4cd2d49683157912632022-10-20 19:00:59105 days 2 hrs ago 0x65c25fadd9b88df5c8c101a3b99a5d614b708596 0x91dcf30ba5567898ad6e6c1dd43c9fca7a9687560.0475 Ether
0x6c87d90984fac4465fbbf73770f21fe626f86f28f37f99adc2ff45a8ca2abae4157912632022-10-20 19:00:59105 days 2 hrs ago 0x65c25fadd9b88df5c8c101a3b99a5d614b708596 0x91dcf30ba5567898ad6e6c1dd43c9fca7a9687560.0475 Ether
0x3454852ef177c8948931e0c9898bd5eca5921fb0041c5b495a848bb76b1c952b157912632022-10-20 19:00:59105 days 2 hrs ago 0x65c25fadd9b88df5c8c101a3b99a5d614b708596 0x91dcf30ba5567898ad6e6c1dd43c9fca7a9687560.0475 Ether
0x9a5a3978f26ceb09094eb4c069cc83e5c209f47f78e1fe45d155f3ee2337c4c1157912632022-10-20 19:00:59105 days 2 hrs ago 0x65c25fadd9b88df5c8c101a3b99a5d614b708596 0x91dcf30ba5567898ad6e6c1dd43c9fca7a9687560.0475 Ether
0x7479ece36d9e4a39904f8af4cedbb95c553f90ee254faaecf734c34272d3166f157912632022-10-20 19:00:59105 days 2 hrs ago 0x65c25fadd9b88df5c8c101a3b99a5d614b708596 0x91dcf30ba5567898ad6e6c1dd43c9fca7a9687560.095 Ether
0x2ae4b8a0c20c525fbe2228ab6d21e96cbead53bbaccd0557b71693ddd7040ec7157912622022-10-20 19:00:47105 days 2 hrs ago 0x65c25fadd9b88df5c8c101a3b99a5d614b708596 0x91dcf30ba5567898ad6e6c1dd43c9fca7a9687560.1425 Ether
0xdd115b183f89c582b64cc66fffbcb47ebed430341a4a2abb18c7fe2a941c8f27157912622022-10-20 19:00:47105 days 2 hrs ago 0x65c25fadd9b88df5c8c101a3b99a5d614b708596 0x91dcf30ba5567898ad6e6c1dd43c9fca7a9687560.0475 Ether
0x799164ab36dde4631a1865e632e951c8bfd31e2cc5355a649537eae78e4132e4157912622022-10-20 19:00:47105 days 2 hrs ago 0x65c25fadd9b88df5c8c101a3b99a5d614b708596 0x91dcf30ba5567898ad6e6c1dd43c9fca7a9687560.095 Ether
0x43f076178ea9b2abb17d82aa6ddc80873023b6afa4767f4adc81b96c9e393a06157912622022-10-20 19:00:47105 days 2 hrs ago 0x65c25fadd9b88df5c8c101a3b99a5d614b708596 0x91dcf30ba5567898ad6e6c1dd43c9fca7a9687560.0475 Ether
0xe8b36d2be321b4769c858d0cadf7e38f914bf90e016878bd414945fa61061ee8157912622022-10-20 19:00:47105 days 2 hrs ago 0x65c25fadd9b88df5c8c101a3b99a5d614b708596 0x91dcf30ba5567898ad6e6c1dd43c9fca7a9687560.0475 Ether
0x2834f2ae072cb851736026c7e934ad9032b3c525a546abd5ef4f8eb596d419ea157912622022-10-20 19:00:47105 days 2 hrs ago 0x65c25fadd9b88df5c8c101a3b99a5d614b708596 0x91dcf30ba5567898ad6e6c1dd43c9fca7a9687560.0475 Ether
0x3ec9da612aa7e7fd1f1c8e84611f250ec470bb609ddc315b1b9a3e1695fd2948157912622022-10-20 19:00:47105 days 2 hrs ago 0x65c25fadd9b88df5c8c101a3b99a5d614b708596 0x91dcf30ba5567898ad6e6c1dd43c9fca7a9687560.0475 Ether
0x4d57dae572dd3810f68b74d22ab83818813957072ebbfd921f26c197a52d23c6157912622022-10-20 19:00:47105 days 2 hrs ago 0x65c25fadd9b88df5c8c101a3b99a5d614b708596 0x91dcf30ba5567898ad6e6c1dd43c9fca7a9687560.095 Ether
0xf0aa8f1d9ba3cd8de7bbb5980bf97ba0ad87c33a79b78b979b21d9e1567cf992157912612022-10-20 19:00:35105 days 2 hrs ago 0x65c25fadd9b88df5c8c101a3b99a5d614b708596 0x91dcf30ba5567898ad6e6c1dd43c9fca7a9687560.0475 Ether
0x47252b07f51da2bf5e420081b19f4ef4cdf2cefb89ed2265c80d91627df62810157912612022-10-20 19:00:35105 days 2 hrs ago 0x65c25fadd9b88df5c8c101a3b99a5d614b708596 0x91dcf30ba5567898ad6e6c1dd43c9fca7a9687560.0475 Ether
0x90e8bf514d697d0caa39cba76624a55f5418120f6682f19593ac1677c5e0d90d157912612022-10-20 19:00:35105 days 2 hrs ago 0x65c25fadd9b88df5c8c101a3b99a5d614b708596 0x91dcf30ba5567898ad6e6c1dd43c9fca7a9687560.0475 Ether
0x3103cfdb27b927a53c9abd701d714aaca268ee37079904a4c573911d7f0a4568157912612022-10-20 19:00:35105 days 2 hrs ago 0x65c25fadd9b88df5c8c101a3b99a5d614b708596 0x91dcf30ba5567898ad6e6c1dd43c9fca7a9687560.095 Ether
0xad7e984075c7f67836c5fa426b15c4b82d8fa581bdc72fc919cd51a5db421f47157912612022-10-20 19:00:35105 days 2 hrs ago 0x65c25fadd9b88df5c8c101a3b99a5d614b708596 0x91dcf30ba5567898ad6e6c1dd43c9fca7a9687560.095 Ether
0x80f6ab67abe4efc99e5d4c3c2797812f7cc6573cbd8a3cd85a5d8dd1c80f8086157912612022-10-20 19:00:35105 days 2 hrs ago 0x65c25fadd9b88df5c8c101a3b99a5d614b708596 0x91dcf30ba5567898ad6e6c1dd43c9fca7a9687560.0475 Ether
0xc95af980651ac4079e20ec5b456c250ff2f48904e9d373d6a8a6bdc60de83d8c157912612022-10-20 19:00:35105 days 2 hrs ago 0x65c25fadd9b88df5c8c101a3b99a5d614b708596 0x91dcf30ba5567898ad6e6c1dd43c9fca7a9687560.0475 Ether
0x178e940898103dca7a4a3f98105e80c96e076fe3f674c452e5defc0f6e1122bc157912612022-10-20 19:00:35105 days 2 hrs ago 0x65c25fadd9b88df5c8c101a3b99a5d614b708596 0x91dcf30ba5567898ad6e6c1dd43c9fca7a9687560.095 Ether
0x5e8e4b43a60cc1c65531c17822cd8dac68fd4647b29c83e737311ce783e83773157912612022-10-20 19:00:35105 days 2 hrs ago 0x65c25fadd9b88df5c8c101a3b99a5d614b708596 0x91dcf30ba5567898ad6e6c1dd43c9fca7a9687560.095 Ether
0x6e0c6dbf7fe8e27121aac7cbe40af9d67e6d846fc4c6be007f900ffef3df9cf5157912612022-10-20 19:00:35105 days 2 hrs ago 0x65c25fadd9b88df5c8c101a3b99a5d614b708596 0x91dcf30ba5567898ad6e6c1dd43c9fca7a9687560.0475 Ether
[ Download CSV Export 
Loading

Minimal Proxy Contract for 0x8cfbfae570d673864cd61e1e4543eb7874ca35c2

Contract Name:
SoundEditionV1

Compiler Version
v0.8.16+commit.07a7930e

Optimization Enabled:
Yes with 1000 runs

Other Settings:
default evmVersion
Decompile ByteCode

Contract Source Code (Solidity Standard Json-Input format)

File 1 of 20 : SoundEditionV1.sol
// SPDX-License-Identifier: GPL-3.0-or-later
pragma solidity ^0.8.16;

/*
                 ▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒
               ▒███████████████████████████████████████████████████████████
               ▒███████████████████████████████████████████████████████████
 ▒▓▓▓▓▓▓▓▓▓▓▓▓▓████████████████▓▓▓▓▓▓▓▓▓▓▓▓▓▓██████████████████████████████▓▒▒▒▒▒▒▒▒▒▒▒▒▒
 █████████████████████████████▓              ████████████████████████████████████████████
 █████████████████████████████▓              ████████████████████████████████████████████
 █████████████████████████████▓               ▒▒▒▒▒▒▒▒▒▒▒▒▒██████████████████████████████
 █████████████████████████████▓                            ▒█████████████████████████████
 █████████████████████████████▓                             ▒████████████████████████████
 █████████████████████████████████████████████████████████▓
 ███████████████████████████████████████████████████████████
 ███████████████████████████████████████████████████████████▒
                              ███████████████████████████████████████████████████████████▒
                              ▓██████████████████████████████████████████████████████████▒
                               ▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓███████████████████████████████▒
 █████████████████████████████                             ▒█████████████████████████████▒
 ██████████████████████████████                            ▒█████████████████████████████▒
 ██████████████████████████████▓▒▒▒▒▒▒▒▒▒▒▒▒▒              ▒█████████████████████████████▒
 ████████████████████████████████████████████▒             ▒█████████████████████████████▒
 ████████████████████████████████████████████▒             ▒█████████████████████████████▒
 ▒▒▒▒▒▒▒▒▒▒▒▒▒▒███████████████████████████████▓▓▓▓▓▓▓▓▓▓▓▓▓███████████████▓▒▒▒▒▒▒▒▒▒▒▒▒▒▒
               ▓██████████████████████████████████████████████████████████▒
               ▓██████████████████████████████████████████████████████████
*/

import { IERC721AUpgradeable } from "chiru-labs/ERC721A-Upgradeable/IERC721AUpgradeable.sol";
import { ERC721AUpgradeable, ERC721AStorage } from "chiru-labs/ERC721A-Upgradeable/ERC721AUpgradeable.sol";
import { ERC721AQueryableUpgradeable } from "chiru-labs/ERC721A-Upgradeable/extensions/ERC721AQueryableUpgradeable.sol";
import { ERC721ABurnableUpgradeable } from "chiru-labs/ERC721A-Upgradeable/extensions/ERC721ABurnableUpgradeable.sol";
import { IERC20 } from "openzeppelin/token/ERC20/IERC20.sol";
import { IERC2981Upgradeable } from "openzeppelin-upgradeable/interfaces/IERC2981Upgradeable.sol";
import { SafeTransferLib } from "solady/utils/SafeTransferLib.sol";
import { FixedPointMathLib } from "solady/utils/FixedPointMathLib.sol";
import { OwnableRoles } from "solady/auth/OwnableRoles.sol";

import { ISoundEditionV1, EditionInfo } from "./interfaces/ISoundEditionV1.sol";
import { IMetadataModule } from "./interfaces/IMetadataModule.sol";

import { ArweaveURILib } from "./utils/ArweaveURILib.sol";

/**
 * @title SoundEditionV1
 * @notice The Sound Edition contract - a creator-owned, modifiable implementation of ERC721A.
 */
contract SoundEditionV1 is ISoundEditionV1, ERC721AQueryableUpgradeable, ERC721ABurnableUpgradeable, OwnableRoles {
    using ArweaveURILib for ArweaveURILib.URI;

    // =============================================================
    //                           CONSTANTS
    // =============================================================

    /**
     * @dev A role every minter module must have in order to mint new tokens.
     */
    uint256 public constant MINTER_ROLE = _ROLE_1;

    /**
     * @dev A role the owner can grant for performing admin actions.
     */
    uint256 public constant ADMIN_ROLE = _ROLE_0;

    /**
     * @dev The maximum limit for the mint or airdrop `quantity`.
     *      Prevents the first-time transfer costs for tokens near the end of large mint batches
     *      via ERC721A from becoming too expensive due to the need to scan many storage slots.
     *      See: https://chiru-labs.github.io/ERC721A/#/tips?id=batch-size
     */
    uint256 public constant ADDRESS_BATCH_MINT_LIMIT = 255;

    /**
     * @dev Basis points denominator used in fee calculations.
     */
    uint16 internal constant _MAX_BPS = 10_000;

    /**
     * @dev The interface ID for EIP-2981 (royaltyInfo)
     */
    bytes4 private constant _INTERFACE_ID_ERC2981 = 0x2a55205a;

    /**
     * @dev The boolean flag on whether the metadata is frozen.
     */
    uint8 public constant METADATA_IS_FROZEN_FLAG = 1 << 0;

    /**
     * @dev The boolean flag on whether the `mintRandomness` is enabled.
     */
    uint8 public constant MINT_RANDOMNESS_ENABLED_FLAG = 1 << 1;

    // =============================================================
    //                            STORAGE
    // =============================================================

    /**
     * @dev The value for `name` and `symbol` if their combined
     *      length is (32 - 2) bytes. We need 2 bytes for their lengths.
     */
    bytes32 private _shortNameAndSymbol;

    /**
     * @dev The metadata's base URI.
     */
    ArweaveURILib.URI private _baseURIStorage;

    /**
     * @dev The contract base URI.
     */
    ArweaveURILib.URI private _contractURIStorage;

    /**
     * @dev The destination for ETH withdrawals.
     */
    address public fundingRecipient;

    /**
     * @dev The upper bound of the max mintable quantity for the edition.
     */
    uint32 public editionMaxMintableUpper;

    /**
     * @dev The lower bound for the maximum tokens that can be minted for this edition.
     */
    uint32 public editionMaxMintableLower;

    /**
     * @dev The timestamp after which `editionMaxMintable` drops from
     *      `editionMaxMintableUpper` to `max(_totalMinted(), editionMaxMintableLower)`.
     */
    uint32 public editionCutoffTime;

    /**
     * @dev Metadata module used for `tokenURI` and `contractURI` if it is set.
     */
    address public metadataModule;

    /**
     * @dev The randomness based on latest block hash, which is stored upon each mint
     *      unless `randomnessLockedAfterMinted` or `randomnessLockedTimestamp` have been surpassed.
     *      Used for game mechanics like the Sound Golden Egg.
     */
    bytes9 private _mintRandomness;

    /**
     * @dev The royalty fee in basis points.
     */
    uint16 public royaltyBPS;

    /**
     * @dev Packed boolean flags.
     */
    uint8 private _flags;

    // =============================================================
    //               PUBLIC / EXTERNAL WRITE FUNCTIONS
    // =============================================================

    /**
     * @inheritdoc ISoundEditionV1
     */
    function initialize(
        string memory name_,
        string memory symbol_,
        address metadataModule_,
        string memory baseURI_,
        string memory contractURI_,
        address fundingRecipient_,
        uint16 royaltyBPS_,
        uint32 editionMaxMintableLower_,
        uint32 editionMaxMintableUpper_,
        uint32 editionCutoffTime_,
        uint8 flags_
    ) external onlyValidRoyaltyBPS(royaltyBPS_) {
        // Prevent double initialization.
        // We can "cheat" here and avoid the initializer modifer to save a SSTORE,
        // since the `_nextTokenId()` is defined to always return 1.
        if (_nextTokenId() != 0) revert Unauthorized();

        if (fundingRecipient_ == address(0)) revert InvalidFundingRecipient();

        if (editionMaxMintableLower_ > editionMaxMintableUpper_) revert InvalidEditionMaxMintableRange();

        _initializeNameAndSymbol(name_, symbol_);
        ERC721AStorage.layout()._currentIndex = _startTokenId();

        _initializeOwner(msg.sender);

        _baseURIStorage.initialize(baseURI_);
        _contractURIStorage.initialize(contractURI_);

        fundingRecipient = fundingRecipient_;
        editionMaxMintableUpper = editionMaxMintableUpper_;
        editionMaxMintableLower = editionMaxMintableLower_;
        editionCutoffTime = editionCutoffTime_;

        _flags = flags_;

        metadataModule = metadataModule_;
        royaltyBPS = royaltyBPS_;

        emit SoundEditionInitialized(
            address(this),
            name_,
            symbol_,
            metadataModule_,
            baseURI_,
            contractURI_,
            fundingRecipient_,
            royaltyBPS_,
            editionMaxMintableLower_,
            editionMaxMintableUpper_,
            editionCutoffTime_,
            flags_
        );
    }

    /**
     * @inheritdoc ISoundEditionV1
     */
    function mint(address to, uint256 quantity)
        external
        payable
        onlyRolesOrOwner(ADMIN_ROLE | MINTER_ROLE)
        requireWithinAddressBatchMintLimit(quantity)
        requireMintable(quantity)
        updatesMintRandomness
        returns (uint256 fromTokenId)
    {
        fromTokenId = _nextTokenId();
        // Mint the tokens. Will revert if `quantity` is zero.
        _mint(to, quantity);
    }

    /**
     * @inheritdoc ISoundEditionV1
     */
    function airdrop(address[] calldata to, uint256 quantity)
        external
        onlyRolesOrOwner(ADMIN_ROLE)
        requireWithinAddressBatchMintLimit(quantity)
        requireMintable(to.length * quantity)
        updatesMintRandomness
        returns (uint256 fromTokenId)
    {
        if (to.length == 0) revert NoAddressesToAirdrop();

        fromTokenId = _nextTokenId();

        // Won't overflow, as `to.length` is bounded by the block max gas limit.
        unchecked {
            uint256 toLength = to.length;
            // Mint the tokens. Will revert if `quantity` is zero.
            for (uint256 i; i != toLength; ++i) {
                _mint(to[i], quantity);
            }
        }
    }

    /**
     * @inheritdoc ISoundEditionV1
     */
    function withdrawETH() external {
        SafeTransferLib.safeTransferETH(fundingRecipient, address(this).balance);
    }

    /**
     * @inheritdoc ISoundEditionV1
     */
    function withdrawERC20(address[] calldata tokens) external {
        unchecked {
            uint256 n = tokens.length;
            for (uint256 i; i != n; ++i) {
                SafeTransferLib.safeTransfer(tokens[i], fundingRecipient, IERC20(tokens[i]).balanceOf(address(this)));
            }
        }
    }

    /**
     * @inheritdoc ISoundEditionV1
     */
    function setMetadataModule(address metadataModule_) external onlyRolesOrOwner(ADMIN_ROLE) onlyMetadataNotFrozen {
        metadataModule = metadataModule_;

        emit MetadataModuleSet(metadataModule_);
    }

    /**
     * @inheritdoc ISoundEditionV1
     */
    function setBaseURI(string memory baseURI_) external onlyRolesOrOwner(ADMIN_ROLE) onlyMetadataNotFrozen {
        _baseURIStorage.update(baseURI_);

        emit BaseURISet(baseURI_);
    }

    /**
     * @inheritdoc ISoundEditionV1
     */
    function setContractURI(string memory contractURI_) external onlyRolesOrOwner(ADMIN_ROLE) onlyMetadataNotFrozen {
        _contractURIStorage.update(contractURI_);

        emit ContractURISet(contractURI_);
    }

    /**
     * @inheritdoc ISoundEditionV1
     */
    function freezeMetadata() external onlyRolesOrOwner(ADMIN_ROLE) onlyMetadataNotFrozen {
        _flags |= METADATA_IS_FROZEN_FLAG;
        emit MetadataFrozen(metadataModule, baseURI(), contractURI());
    }

    /**
     * @inheritdoc ISoundEditionV1
     */
    function setFundingRecipient(address fundingRecipient_) external onlyRolesOrOwner(ADMIN_ROLE) {
        if (fundingRecipient_ == address(0)) revert InvalidFundingRecipient();
        fundingRecipient = fundingRecipient_;
        emit FundingRecipientSet(fundingRecipient_);
    }

    /**
     * @inheritdoc ISoundEditionV1
     */
    function setRoyalty(uint16 royaltyBPS_) external onlyRolesOrOwner(ADMIN_ROLE) onlyValidRoyaltyBPS(royaltyBPS_) {
        royaltyBPS = royaltyBPS_;
        emit RoyaltySet(royaltyBPS_);
    }

    /**
     * @inheritdoc ISoundEditionV1
     */
    function setEditionMaxMintableRange(uint32 editionMaxMintableLower_, uint32 editionMaxMintableUpper_)
        external
        onlyRolesOrOwner(ADMIN_ROLE)
    {
        if (mintConcluded()) revert MintHasConcluded();

        uint32 currentTotalMinted = uint32(_totalMinted());

        if (currentTotalMinted != 0) {
            editionMaxMintableLower_ = uint32(FixedPointMathLib.max(editionMaxMintableLower_, currentTotalMinted));

            editionMaxMintableUpper_ = uint32(FixedPointMathLib.max(editionMaxMintableUpper_, currentTotalMinted));

            // If the upper bound is larger than the current stored value, revert.
            if (editionMaxMintableUpper_ > editionMaxMintableUpper) revert InvalidEditionMaxMintableRange();
        }

        // If the lower bound is larger than the upper bound, revert.
        if (editionMaxMintableLower_ > editionMaxMintableUpper_) revert InvalidEditionMaxMintableRange();

        editionMaxMintableLower = editionMaxMintableLower_;
        editionMaxMintableUpper = editionMaxMintableUpper_;

        emit EditionMaxMintableRangeSet(editionMaxMintableLower, editionMaxMintableUpper);
    }

    /**
     * @inheritdoc ISoundEditionV1
     */
    function setEditionCutoffTime(uint32 editionCutoffTime_) external onlyRolesOrOwner(ADMIN_ROLE) {
        if (mintConcluded()) revert MintHasConcluded();

        editionCutoffTime = editionCutoffTime_;

        emit EditionCutoffTimeSet(editionCutoffTime_);
    }

    /**
     * @inheritdoc ISoundEditionV1
     */
    function setMintRandomnessEnabled(bool mintRandomnessEnabled_) external onlyRolesOrOwner(ADMIN_ROLE) {
        if (_totalMinted() != 0) revert MintsAlreadyExist();

        if (mintRandomnessEnabled() != mintRandomnessEnabled_) {
            _flags ^= MINT_RANDOMNESS_ENABLED_FLAG;
        }

        emit MintRandomnessEnabledSet(mintRandomnessEnabled_);
    }

    // =============================================================
    //               PUBLIC / EXTERNAL VIEW FUNCTIONS
    // =============================================================

    /**
     * @inheritdoc ISoundEditionV1
     */
    function editionInfo() external view returns (EditionInfo memory info) {
        info.baseURI = baseURI();
        info.contractURI = contractURI();
        info.name = name();
        info.symbol = symbol();
        info.fundingRecipient = fundingRecipient;
        info.editionMaxMintable = editionMaxMintable();
        info.editionMaxMintableUpper = editionMaxMintableUpper;
        info.editionMaxMintableLower = editionMaxMintableLower;
        info.editionCutoffTime = editionCutoffTime;
        info.metadataModule = metadataModule;
        info.mintRandomness = mintRandomness();
        info.royaltyBPS = royaltyBPS;
        info.mintRandomnessEnabled = mintRandomnessEnabled();
        info.mintConcluded = mintConcluded();
        info.isMetadataFrozen = isMetadataFrozen();
        info.nextTokenId = nextTokenId();
        info.totalMinted = totalMinted();
        info.totalBurned = totalBurned();
        info.totalSupply = totalSupply();
    }

    /**
     * @inheritdoc ISoundEditionV1
     */
    function mintRandomness() public view returns (uint256) {
        if (mintConcluded() && mintRandomnessEnabled()) {
            return uint256(keccak256(abi.encode(_mintRandomness, address(this))));
        }
        return 0;
    }

    /**
     * @inheritdoc ISoundEditionV1
     */
    function editionMaxMintable() public view returns (uint32) {
        if (block.timestamp < editionCutoffTime) {
            return editionMaxMintableUpper;
        } else {
            return uint32(FixedPointMathLib.max(editionMaxMintableLower, _totalMinted()));
        }
    }

    /**
     * @inheritdoc ISoundEditionV1
     */
    function isMetadataFrozen() public view returns (bool) {
        return _flags & METADATA_IS_FROZEN_FLAG != 0;
    }

    /**
     * @inheritdoc ISoundEditionV1
     */
    function mintRandomnessEnabled() public view returns (bool) {
        return _flags & MINT_RANDOMNESS_ENABLED_FLAG != 0;
    }

    /**
     * @inheritdoc ISoundEditionV1
     */
    function mintConcluded() public view returns (bool) {
        return _totalMinted() == editionMaxMintable();
    }

    /**
     * @inheritdoc ISoundEditionV1
     */
    function nextTokenId() public view returns (uint256) {
        return _nextTokenId();
    }

    /**
     * @inheritdoc ISoundEditionV1
     */
    function numberMinted(address owner) external view returns (uint256) {
        return _numberMinted(owner);
    }

    /**
     * @inheritdoc ISoundEditionV1
     */
    function numberBurned(address owner) external view returns (uint256) {
        return _numberBurned(owner);
    }

    /**
     * @inheritdoc ISoundEditionV1
     */
    function totalMinted() public view returns (uint256) {
        return _totalMinted();
    }

    /**
     * @inheritdoc ISoundEditionV1
     */
    function totalBurned() public view returns (uint256) {
        return _totalBurned();
    }

    /**
     * @inheritdoc IERC721AUpgradeable
     */
    function tokenURI(uint256 tokenId)
        public
        view
        override(ERC721AUpgradeable, IERC721AUpgradeable)
        returns (string memory)
    {
        if (!_exists(tokenId)) revert URIQueryForNonexistentToken();

        if (metadataModule != address(0)) {
            return IMetadataModule(metadataModule).tokenURI(tokenId);
        }

        string memory baseURI_ = baseURI();
        return bytes(baseURI_).length != 0 ? string.concat(baseURI_, _toString(tokenId)) : "";
    }

    /**
     * @inheritdoc ISoundEditionV1
     */
    function supportsInterface(bytes4 interfaceId)
        public
        view
        override(ISoundEditionV1, ERC721AUpgradeable, IERC721AUpgradeable)
        returns (bool)
    {
        return
            interfaceId == type(ISoundEditionV1).interfaceId ||
            ERC721AUpgradeable.supportsInterface(interfaceId) ||
            interfaceId == _INTERFACE_ID_ERC2981 ||
            interfaceId == this.supportsInterface.selector;
    }

    /**
     * @inheritdoc IERC2981Upgradeable
     */
    function royaltyInfo(
        uint256, // tokenId
        uint256 salePrice
    ) external view override(IERC2981Upgradeable) returns (address fundingRecipient_, uint256 royaltyAmount) {
        fundingRecipient_ = fundingRecipient;
        royaltyAmount = (salePrice * royaltyBPS) / _MAX_BPS;
    }

    /**
     * @inheritdoc IERC721AUpgradeable
     */
    function name() public view override(ERC721AUpgradeable, IERC721AUpgradeable) returns (string memory) {
        (string memory name_, ) = _loadNameAndSymbol();
        return name_;
    }

    /**
     * @inheritdoc IERC721AUpgradeable
     */
    function symbol() public view override(ERC721AUpgradeable, IERC721AUpgradeable) returns (string memory) {
        (, string memory symbol_) = _loadNameAndSymbol();
        return symbol_;
    }

    /**
     * @inheritdoc ISoundEditionV1
     */
    function baseURI() public view returns (string memory) {
        return _baseURIStorage.load();
    }

    /**
     * @inheritdoc ISoundEditionV1
     */
    function contractURI() public view returns (string memory) {
        return _contractURIStorage.load();
    }

    // =============================================================
    //                  INTERNAL / PRIVATE HELPERS
    // =============================================================

    /**
     * @inheritdoc ERC721AUpgradeable
     */
    function _startTokenId() internal pure override returns (uint256) {
        return 1;
    }

    /**
     * @dev Ensures the royalty basis points is a valid value.
     * @param bps The royalty BPS.
     */
    modifier onlyValidRoyaltyBPS(uint16 bps) {
        if (bps > _MAX_BPS) revert InvalidRoyaltyBPS();
        _;
    }

    /**
     * @dev Reverts if the metadata is frozen.
     */
    modifier onlyMetadataNotFrozen() {
        // Inlined to save gas.
        if (_flags & METADATA_IS_FROZEN_FLAG != 0) revert MetadataIsFrozen();
        _;
    }

    /**
     * @dev Ensures that `totalQuantity` can be minted.
     * @param totalQuantity The total number of tokens to mint.
     */
    modifier requireMintable(uint256 totalQuantity) {
        unchecked {
            uint256 currentTotalMinted = _totalMinted();
            uint256 currentEditionMaxMintable = editionMaxMintable();
            // Check if there are enough tokens to mint.
            // We use version v4.2+ of ERC721A, which `_mint` will revert with out-of-gas
            // error via a loop if `totalQuantity` is large enough to cause an overflow in uint256.
            if (currentTotalMinted + totalQuantity > currentEditionMaxMintable) {
                // Won't underflow.
                //
                // `currentTotalMinted`, which is `_totalMinted()`,
                // will return either `editionMaxMintableUpper`
                // or `max(editionMaxMintableLower, _totalMinted())`.
                //
                // We have the following invariants:
                // - `editionMaxMintableUpper >= _totalMinted()`
                // - `max(editionMaxMintableLower, _totalMinted()) >= _totalMinted()`
                uint256 available = currentEditionMaxMintable - currentTotalMinted;
                revert ExceedsEditionAvailableSupply(uint32(available));
            }
        }
        _;
    }

    /**
     * @dev Ensures that the `quantity` does not exceed `ADDRESS_BATCH_MINT_LIMIT`.
     * @param quantity The number of tokens minted per address.
     */
    modifier requireWithinAddressBatchMintLimit(uint256 quantity) {
        if (quantity > ADDRESS_BATCH_MINT_LIMIT) revert ExceedsAddressBatchMintLimit();
        _;
    }

    /**
     * @dev Updates the mint randomness.
     */
    modifier updatesMintRandomness() {
        if (mintRandomnessEnabled() && !mintConcluded()) {
            bytes32 randomness = _mintRandomness;
            assembly {
                // Pick any of the last 256 blocks psuedorandomly for the blockhash.
                // Store the blockhash, the current `randomness` and the `coinbase()`
                // into the scratch space.
                mstore(0x00, blockhash(sub(number(), add(1, byte(0, randomness)))))
                // `randomness` is left-aligned.
                // `coinbase()` is right-aligned.
                // `difficulty()` is right-aligned.
                // After the merge, if [EIP-4399](https://eips.ethereum.org/EIPS/eip-4399)
                // is implemented, the randomness will be determined by the beacon chain.
                mstore(0x20, xor(randomness, xor(coinbase(), difficulty())))
                // Compute the new `randomness` by hashing the scratch space.
                randomness := keccak256(0x00, 0x40)
            }
            _mintRandomness = bytes9(randomness);
        }
        _;
    }

    /**
     * @dev Helper function for initializing the name and symbol,
     *      packing them into a single word if possible.
     * @param name_   Name of the collection.
     * @param symbol_ Symbol of the collection.
     */
    function _initializeNameAndSymbol(string memory name_, string memory symbol_) internal {
        // Overflow impossible since max block gas limit bounds the length of the strings.
        unchecked {
            uint256 nameLength = bytes(name_).length;
            uint256 symbolLength = bytes(symbol_).length;
            uint256 totalLength = nameLength + symbolLength;
            // If we cannot pack both strings into a single 32-byte word, store separately.
            // We need 2 bytes to store their lengths.
            if (totalLength > 32 - 2) {
                ERC721AStorage.layout()._name = name_;
                ERC721AStorage.layout()._symbol = symbol_;
                return;
            }
            // Otherwise, pack them and store them into a single word.
            _shortNameAndSymbol = bytes32(abi.encodePacked(uint8(nameLength), name_, uint8(symbolLength), symbol_));
        }
    }

    /**
     * @dev Helper function for retrieving the name and symbol,
     *      unpacking them from a single word in storage if previously packed.
     * @return name_   Name of the collection.
     * @return symbol_ Symbol of the collection.
     */
    function _loadNameAndSymbol() internal view returns (string memory name_, string memory symbol_) {
        // Overflow impossible since max block gas limit bounds the length of the strings.
        unchecked {
            bytes32 packed = _shortNameAndSymbol;
            // If the strings have been previously packed.
            if (packed != bytes32(0)) {
                // Allocate the bytes.
                bytes memory nameBytes = new bytes(uint8(packed[0]));
                bytes memory symbolBytes = new bytes(uint8(packed[1 + nameBytes.length]));
                // Copy the bytes.
                for (uint256 i; i < nameBytes.length; ++i) {
                    nameBytes[i] = bytes1(packed[1 + i]);
                }
                for (uint256 i; i < symbolBytes.length; ++i) {
                    symbolBytes[i] = bytes1(packed[2 + nameBytes.length + i]);
                }
                // Cast the bytes.
                name_ = string(nameBytes);
                symbol_ = string(symbolBytes);
            } else {
                // Otherwise, load them from their separate variables.
                name_ = ERC721AStorage.layout()._name;
                symbol_ = ERC721AStorage.layout()._symbol;
            }
        }
    }
}

File 2 of 20 : IERC721AUpgradeable.sol
// SPDX-License-Identifier: MIT
// ERC721A Contracts v4.2.2
// Creator: Chiru Labs

pragma solidity ^0.8.4;

/**
 * @dev Interface of ERC721A.
 */
interface IERC721AUpgradeable {
    /**
     * The caller must own the token or be an approved operator.
     */
    error ApprovalCallerNotOwnerNorApproved();

    /**
     * The token does not exist.
     */
    error ApprovalQueryForNonexistentToken();

    /**
     * Cannot query the balance for the zero address.
     */
    error BalanceQueryForZeroAddress();

    /**
     * Cannot mint to the zero address.
     */
    error MintToZeroAddress();

    /**
     * The quantity of tokens minted must be more than zero.
     */
    error MintZeroQuantity();

    /**
     * The token does not exist.
     */
    error OwnerQueryForNonexistentToken();

    /**
     * The caller must own the token or be an approved operator.
     */
    error TransferCallerNotOwnerNorApproved();

    /**
     * The token must be owned by `from`.
     */
    error TransferFromIncorrectOwner();

    /**
     * Cannot safely transfer to a contract that does not implement the
     * ERC721Receiver interface.
     */
    error TransferToNonERC721ReceiverImplementer();

    /**
     * Cannot transfer to the zero address.
     */
    error TransferToZeroAddress();

    /**
     * The token does not exist.
     */
    error URIQueryForNonexistentToken();

    /**
     * The `quantity` minted with ERC2309 exceeds the safety limit.
     */
    error MintERC2309QuantityExceedsLimit();

    /**
     * The `extraData` cannot be set on an unintialized ownership slot.
     */
    error OwnershipNotInitializedForExtraData();

    // =============================================================
    //                            STRUCTS
    // =============================================================

    struct TokenOwnership {
        // The address of the owner.
        address addr;
        // Stores the start time of ownership with minimal overhead for tokenomics.
        uint64 startTimestamp;
        // Whether the token has been burned.
        bool burned;
        // Arbitrary data similar to `startTimestamp` that can be set via {_extraData}.
        uint24 extraData;
    }

    // =============================================================
    //                         TOKEN COUNTERS
    // =============================================================

    /**
     * @dev Returns the total number of tokens in existence.
     * Burned tokens will reduce the count.
     * To get the total number of tokens minted, please see {_totalMinted}.
     */
    function totalSupply() external view returns (uint256);

    // =============================================================
    //                            IERC165
    // =============================================================

    /**
     * @dev Returns true if this contract implements the interface defined by
     * `interfaceId`. See the corresponding
     * [EIP section](https://eips.ethereum.org/EIPS/eip-165#how-interfaces-are-identified)
     * to learn more about how these ids are created.
     *
     * This function call must use less than 30000 gas.
     */
    function supportsInterface(bytes4 interfaceId) external view returns (bool);

    // =============================================================
    //                            IERC721
    // =============================================================

    /**
     * @dev Emitted when `tokenId` token is transferred from `from` to `to`.
     */
    event Transfer(address indexed from, address indexed to, uint256 indexed tokenId);

    /**
     * @dev Emitted when `owner` enables `approved` to manage the `tokenId` token.
     */
    event Approval(address indexed owner, address indexed approved, uint256 indexed tokenId);

    /**
     * @dev Emitted when `owner` enables or disables
     * (`approved`) `operator` to manage all of its assets.
     */
    event ApprovalForAll(address indexed owner, address indexed operator, bool approved);

    /**
     * @dev Returns the number of tokens in `owner`'s account.
     */
    function balanceOf(address owner) external view returns (uint256 balance);

    /**
     * @dev Returns the owner of the `tokenId` token.
     *
     * Requirements:
     *
     * - `tokenId` must exist.
     */
    function ownerOf(uint256 tokenId) external view returns (address owner);

    /**
     * @dev Safely transfers `tokenId` token from `from` to `to`,
     * checking first that contract recipients are aware of the ERC721 protocol
     * to prevent tokens from being forever locked.
     *
     * Requirements:
     *
     * - `from` cannot be the zero address.
     * - `to` cannot be the zero address.
     * - `tokenId` token must exist and be owned by `from`.
     * - If the caller is not `from`, it must be have been allowed to move
     * this token by either {approve} or {setApprovalForAll}.
     * - If `to` refers to a smart contract, it must implement
     * {IERC721Receiver-onERC721Received}, which is called upon a safe transfer.
     *
     * Emits a {Transfer} event.
     */
    function safeTransferFrom(
        address from,
        address to,
        uint256 tokenId,
        bytes calldata data
    ) external;

    /**
     * @dev Equivalent to `safeTransferFrom(from, to, tokenId, '')`.
     */
    function safeTransferFrom(
        address from,
        address to,
        uint256 tokenId
    ) external;

    /**
     * @dev Transfers `tokenId` from `from` to `to`.
     *
     * WARNING: Usage of this method is discouraged, use {safeTransferFrom}
     * whenever possible.
     *
     * Requirements:
     *
     * - `from` cannot be the zero address.
     * - `to` cannot be the zero address.
     * - `tokenId` token must be owned by `from`.
     * - If the caller is not `from`, it must be approved to move this token
     * by either {approve} or {setApprovalForAll}.
     *
     * Emits a {Transfer} event.
     */
    function transferFrom(
        address from,
        address to,
        uint256 tokenId
    ) external;

    /**
     * @dev Gives permission to `to` to transfer `tokenId` token to another account.
     * The approval is cleared when the token is transferred.
     *
     * Only a single account can be approved at a time, so approving the
     * zero address clears previous approvals.
     *
     * Requirements:
     *
     * - The caller must own the token or be an approved operator.
     * - `tokenId` must exist.
     *
     * Emits an {Approval} event.
     */
    function approve(address to, uint256 tokenId) external;

    /**
     * @dev Approve or remove `operator` as an operator for the caller.
     * Operators can call {transferFrom} or {safeTransferFrom}
     * for any token owned by the caller.
     *
     * Requirements:
     *
     * - The `operator` cannot be the caller.
     *
     * Emits an {ApprovalForAll} event.
     */
    function setApprovalForAll(address operator, bool _approved) external;

    /**
     * @dev Returns the account approved for `tokenId` token.
     *
     * Requirements:
     *
     * - `tokenId` must exist.
     */
    function getApproved(uint256 tokenId) external view returns (address operator);

    /**
     * @dev Returns if the `operator` is allowed to manage all of the assets of `owner`.
     *
     * See {setApprovalForAll}.
     */
    function isApprovedForAll(address owner, address operator) external view returns (bool);

    // =============================================================
    //                        IERC721Metadata
    // =============================================================

    /**
     * @dev Returns the token collection name.
     */
    function name() external view returns (string memory);

    /**
     * @dev Returns the token collection symbol.
     */
    function symbol() external view returns (string memory);

    /**
     * @dev Returns the Uniform Resource Identifier (URI) for `tokenId` token.
     */
    function tokenURI(uint256 tokenId) external view returns (string memory);

    // =============================================================
    //                           IERC2309
    // =============================================================

    /**
     * @dev Emitted when tokens in `fromTokenId` to `toTokenId`
     * (inclusive) is transferred from `from` to `to`, as defined in the
     * [ERC2309](https://eips.ethereum.org/EIPS/eip-2309) standard.
     *
     * See {_mintERC2309} for more details.
     */
    event ConsecutiveTransfer(uint256 indexed fromTokenId, uint256 toTokenId, address indexed from, address indexed to);
}

File 3 of 20 : ERC721AUpgradeable.sol
// SPDX-License-Identifier: MIT
// ERC721A Contracts v4.2.2
// Creator: Chiru Labs

pragma solidity ^0.8.4;

import './IERC721AUpgradeable.sol';
import {ERC721AStorage} from './ERC721AStorage.sol';
import './ERC721A__Initializable.sol';

/**
 * @dev Interface of ERC721 token receiver.
 */
interface ERC721A__IERC721ReceiverUpgradeable {
    function onERC721Received(
        address operator,
        address from,
        uint256 tokenId,
        bytes calldata data
    ) external returns (bytes4);
}

/**
 * @title ERC721A
 *
 * @dev Implementation of the [ERC721](https://eips.ethereum.org/EIPS/eip-721)
 * Non-Fungible Token Standard, including the Metadata extension.
 * Optimized for lower gas during batch mints.
 *
 * Token IDs are minted in sequential order (e.g. 0, 1, 2, 3, ...)
 * starting from `_startTokenId()`.
 *
 * Assumptions:
 *
 * - An owner cannot have more than 2**64 - 1 (max value of uint64) of supply.
 * - The maximum token ID cannot exceed 2**256 - 1 (max value of uint256).
 */
contract ERC721AUpgradeable is ERC721A__Initializable, IERC721AUpgradeable {
    using ERC721AStorage for ERC721AStorage.Layout;

    // =============================================================
    //                           CONSTANTS
    // =============================================================

    // Mask of an entry in packed address data.
    uint256 private constant _BITMASK_ADDRESS_DATA_ENTRY = (1 << 64) - 1;

    // The bit position of `numberMinted` in packed address data.
    uint256 private constant _BITPOS_NUMBER_MINTED = 64;

    // The bit position of `numberBurned` in packed address data.
    uint256 private constant _BITPOS_NUMBER_BURNED = 128;

    // The bit position of `aux` in packed address data.
    uint256 private constant _BITPOS_AUX = 192;

    // Mask of all 256 bits in packed address data except the 64 bits for `aux`.
    uint256 private constant _BITMASK_AUX_COMPLEMENT = (1 << 192) - 1;

    // The bit position of `startTimestamp` in packed ownership.
    uint256 private constant _BITPOS_START_TIMESTAMP = 160;

    // The bit mask of the `burned` bit in packed ownership.
    uint256 private constant _BITMASK_BURNED = 1 << 224;

    // The bit position of the `nextInitialized` bit in packed ownership.
    uint256 private constant _BITPOS_NEXT_INITIALIZED = 225;

    // The bit mask of the `nextInitialized` bit in packed ownership.
    uint256 private constant _BITMASK_NEXT_INITIALIZED = 1 << 225;

    // The bit position of `extraData` in packed ownership.
    uint256 private constant _BITPOS_EXTRA_DATA = 232;

    // Mask of all 256 bits in a packed ownership except the 24 bits for `extraData`.
    uint256 private constant _BITMASK_EXTRA_DATA_COMPLEMENT = (1 << 232) - 1;

    // The mask of the lower 160 bits for addresses.
    uint256 private constant _BITMASK_ADDRESS = (1 << 160) - 1;

    // The maximum `quantity` that can be minted with {_mintERC2309}.
    // This limit is to prevent overflows on the address data entries.
    // For a limit of 5000, a total of 3.689e15 calls to {_mintERC2309}
    // is required to cause an overflow, which is unrealistic.
    uint256 private constant _MAX_MINT_ERC2309_QUANTITY_LIMIT = 5000;

    // The `Transfer` event signature is given by:
    // `keccak256(bytes("Transfer(address,address,uint256)"))`.
    bytes32 private constant _TRANSFER_EVENT_SIGNATURE =
        0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef;

    // =============================================================
    //                          CONSTRUCTOR
    // =============================================================

    function __ERC721A_init(string memory name_, string memory symbol_) internal onlyInitializingERC721A {
        __ERC721A_init_unchained(name_, symbol_);
    }

    function __ERC721A_init_unchained(string memory name_, string memory symbol_) internal onlyInitializingERC721A {
        ERC721AStorage.layout()._name = name_;
        ERC721AStorage.layout()._symbol = symbol_;
        ERC721AStorage.layout()._currentIndex = _startTokenId();
    }

    // =============================================================
    //                   TOKEN COUNTING OPERATIONS
    // =============================================================

    /**
     * @dev Returns the starting token ID.
     * To change the starting token ID, please override this function.
     */
    function _startTokenId() internal view virtual returns (uint256) {
        return 0;
    }

    /**
     * @dev Returns the next token ID to be minted.
     */
    function _nextTokenId() internal view virtual returns (uint256) {
        return ERC721AStorage.layout()._currentIndex;
    }

    /**
     * @dev Returns the total number of tokens in existence.
     * Burned tokens will reduce the count.
     * To get the total number of tokens minted, please see {_totalMinted}.
     */
    function totalSupply() public view virtual override returns (uint256) {
        // Counter underflow is impossible as _burnCounter cannot be incremented
        // more than `_currentIndex - _startTokenId()` times.
        unchecked {
            return ERC721AStorage.layout()._currentIndex - ERC721AStorage.layout()._burnCounter - _startTokenId();
        }
    }

    /**
     * @dev Returns the total amount of tokens minted in the contract.
     */
    function _totalMinted() internal view virtual returns (uint256) {
        // Counter underflow is impossible as `_currentIndex` does not decrement,
        // and it is initialized to `_startTokenId()`.
        unchecked {
            return ERC721AStorage.layout()._currentIndex - _startTokenId();
        }
    }

    /**
     * @dev Returns the total number of tokens burned.
     */
    function _totalBurned() internal view virtual returns (uint256) {
        return ERC721AStorage.layout()._burnCounter;
    }

    // =============================================================
    //                    ADDRESS DATA OPERATIONS
    // =============================================================

    /**
     * @dev Returns the number of tokens in `owner`'s account.
     */
    function balanceOf(address owner) public view virtual override returns (uint256) {
        if (owner == address(0)) revert BalanceQueryForZeroAddress();
        return ERC721AStorage.layout()._packedAddressData[owner] & _BITMASK_ADDRESS_DATA_ENTRY;
    }

    /**
     * Returns the number of tokens minted by `owner`.
     */
    function _numberMinted(address owner) internal view returns (uint256) {
        return
            (ERC721AStorage.layout()._packedAddressData[owner] >> _BITPOS_NUMBER_MINTED) & _BITMASK_ADDRESS_DATA_ENTRY;
    }

    /**
     * Returns the number of tokens burned by or on behalf of `owner`.
     */
    function _numberBurned(address owner) internal view returns (uint256) {
        return
            (ERC721AStorage.layout()._packedAddressData[owner] >> _BITPOS_NUMBER_BURNED) & _BITMASK_ADDRESS_DATA_ENTRY;
    }

    /**
     * Returns the auxiliary data for `owner`. (e.g. number of whitelist mint slots used).
     */
    function _getAux(address owner) internal view returns (uint64) {
        return uint64(ERC721AStorage.layout()._packedAddressData[owner] >> _BITPOS_AUX);
    }

    /**
     * Sets the auxiliary data for `owner`. (e.g. number of whitelist mint slots used).
     * If there are multiple variables, please pack them into a uint64.
     */
    function _setAux(address owner, uint64 aux) internal virtual {
        uint256 packed = ERC721AStorage.layout()._packedAddressData[owner];
        uint256 auxCasted;
        // Cast `aux` with assembly to avoid redundant masking.
        assembly {
            auxCasted := aux
        }
        packed = (packed & _BITMASK_AUX_COMPLEMENT) | (auxCasted << _BITPOS_AUX);
        ERC721AStorage.layout()._packedAddressData[owner] = packed;
    }

    // =============================================================
    //                            IERC165
    // =============================================================

    /**
     * @dev Returns true if this contract implements the interface defined by
     * `interfaceId`. See the corresponding
     * [EIP section](https://eips.ethereum.org/EIPS/eip-165#how-interfaces-are-identified)
     * to learn more about how these ids are created.
     *
     * This function call must use less than 30000 gas.
     */
    function supportsInterface(bytes4 interfaceId) public view virtual override returns (bool) {
        // The interface IDs are constants representing the first 4 bytes
        // of the XOR of all function selectors in the interface.
        // See: [ERC165](https://eips.ethereum.org/EIPS/eip-165)
        // (e.g. `bytes4(i.functionA.selector ^ i.functionB.selector ^ ...)`)
        return
            interfaceId == 0x01ffc9a7 || // ERC165 interface ID for ERC165.
            interfaceId == 0x80ac58cd || // ERC165 interface ID for ERC721.
            interfaceId == 0x5b5e139f; // ERC165 interface ID for ERC721Metadata.
    }

    // =============================================================
    //                        IERC721Metadata
    // =============================================================

    /**
     * @dev Returns the token collection name.
     */
    function name() public view virtual override returns (string memory) {
        return ERC721AStorage.layout()._name;
    }

    /**
     * @dev Returns the token collection symbol.
     */
    function symbol() public view virtual override returns (string memory) {
        return ERC721AStorage.layout()._symbol;
    }

    /**
     * @dev Returns the Uniform Resource Identifier (URI) for `tokenId` token.
     */
    function tokenURI(uint256 tokenId) public view virtual override returns (string memory) {
        if (!_exists(tokenId)) revert URIQueryForNonexistentToken();

        string memory baseURI = _baseURI();
        return bytes(baseURI).length != 0 ? string(abi.encodePacked(baseURI, _toString(tokenId))) : '';
    }

    /**
     * @dev Base URI for computing {tokenURI}. If set, the resulting URI for each
     * token will be the concatenation of the `baseURI` and the `tokenId`. Empty
     * by default, it can be overridden in child contracts.
     */
    function _baseURI() internal view virtual returns (string memory) {
        return '';
    }

    // =============================================================
    //                     OWNERSHIPS OPERATIONS
    // =============================================================

    /**
     * @dev Returns the owner of the `tokenId` token.
     *
     * Requirements:
     *
     * - `tokenId` must exist.
     */
    function ownerOf(uint256 tokenId) public view virtual override returns (address) {
        return address(uint160(_packedOwnershipOf(tokenId)));
    }

    /**
     * @dev Gas spent here starts off proportional to the maximum mint batch size.
     * It gradually moves to O(1) as tokens get transferred around over time.
     */
    function _ownershipOf(uint256 tokenId) internal view virtual returns (TokenOwnership memory) {
        return _unpackedOwnership(_packedOwnershipOf(tokenId));
    }

    /**
     * @dev Returns the unpacked `TokenOwnership` struct at `index`.
     */
    function _ownershipAt(uint256 index) internal view virtual returns (TokenOwnership memory) {
        return _unpackedOwnership(ERC721AStorage.layout()._packedOwnerships[index]);
    }

    /**
     * @dev Initializes the ownership slot minted at `index` for efficiency purposes.
     */
    function _initializeOwnershipAt(uint256 index) internal virtual {
        if (ERC721AStorage.layout()._packedOwnerships[index] == 0) {
            ERC721AStorage.layout()._packedOwnerships[index] = _packedOwnershipOf(index);
        }
    }

    /**
     * Returns the packed ownership data of `tokenId`.
     */
    function _packedOwnershipOf(uint256 tokenId) private view returns (uint256) {
        uint256 curr = tokenId;

        unchecked {
            if (_startTokenId() <= curr)
                if (curr < ERC721AStorage.layout()._currentIndex) {
                    uint256 packed = ERC721AStorage.layout()._packedOwnerships[curr];
                    // If not burned.
                    if (packed & _BITMASK_BURNED == 0) {
                        // Invariant:
                        // There will always be an initialized ownership slot
                        // (i.e. `ownership.addr != address(0) && ownership.burned == false`)
                        // before an unintialized ownership slot
                        // (i.e. `ownership.addr == address(0) && ownership.burned == false`)
                        // Hence, `curr` will not underflow.
                        //
                        // We can directly compare the packed value.
                        // If the address is zero, packed will be zero.
                        while (packed == 0) {
                            packed = ERC721AStorage.layout()._packedOwnerships[--curr];
                        }
                        return packed;
                    }
                }
        }
        revert OwnerQueryForNonexistentToken();
    }

    /**
     * @dev Returns the unpacked `TokenOwnership` struct from `packed`.
     */
    function _unpackedOwnership(uint256 packed) private pure returns (TokenOwnership memory ownership) {
        ownership.addr = address(uint160(packed));
        ownership.startTimestamp = uint64(packed >> _BITPOS_START_TIMESTAMP);
        ownership.burned = packed & _BITMASK_BURNED != 0;
        ownership.extraData = uint24(packed >> _BITPOS_EXTRA_DATA);
    }

    /**
     * @dev Packs ownership data into a single uint256.
     */
    function _packOwnershipData(address owner, uint256 flags) private view returns (uint256 result) {
        assembly {
            // Mask `owner` to the lower 160 bits, in case the upper bits somehow aren't clean.
            owner := and(owner, _BITMASK_ADDRESS)
            // `owner | (block.timestamp << _BITPOS_START_TIMESTAMP) | flags`.
            result := or(owner, or(shl(_BITPOS_START_TIMESTAMP, timestamp()), flags))
        }
    }

    /**
     * @dev Returns the `nextInitialized` flag set if `quantity` equals 1.
     */
    function _nextInitializedFlag(uint256 quantity) private pure returns (uint256 result) {
        // For branchless setting of the `nextInitialized` flag.
        assembly {
            // `(quantity == 1) << _BITPOS_NEXT_INITIALIZED`.
            result := shl(_BITPOS_NEXT_INITIALIZED, eq(quantity, 1))
        }
    }

    // =============================================================
    //                      APPROVAL OPERATIONS
    // =============================================================

    /**
     * @dev Gives permission to `to` to transfer `tokenId` token to another account.
     * The approval is cleared when the token is transferred.
     *
     * Only a single account can be approved at a time, so approving the
     * zero address clears previous approvals.
     *
     * Requirements:
     *
     * - The caller must own the token or be an approved operator.
     * - `tokenId` must exist.
     *
     * Emits an {Approval} event.
     */
    function approve(address to, uint256 tokenId) public virtual override {
        address owner = ownerOf(tokenId);

        if (_msgSenderERC721A() != owner)
            if (!isApprovedForAll(owner, _msgSenderERC721A())) {
                revert ApprovalCallerNotOwnerNorApproved();
            }

        ERC721AStorage.layout()._tokenApprovals[tokenId].value = to;
        emit Approval(owner, to, tokenId);
    }

    /**
     * @dev Returns the account approved for `tokenId` token.
     *
     * Requirements:
     *
     * - `tokenId` must exist.
     */
    function getApproved(uint256 tokenId) public view virtual override returns (address) {
        if (!_exists(tokenId)) revert ApprovalQueryForNonexistentToken();

        return ERC721AStorage.layout()._tokenApprovals[tokenId].value;
    }

    /**
     * @dev Approve or remove `operator` as an operator for the caller.
     * Operators can call {transferFrom} or {safeTransferFrom}
     * for any token owned by the caller.
     *
     * Requirements:
     *
     * - The `operator` cannot be the caller.
     *
     * Emits an {ApprovalForAll} event.
     */
    function setApprovalForAll(address operator, bool approved) public virtual override {
        ERC721AStorage.layout()._operatorApprovals[_msgSenderERC721A()][operator] = approved;
        emit ApprovalForAll(_msgSenderERC721A(), operator, approved);
    }

    /**
     * @dev Returns if the `operator` is allowed to manage all of the assets of `owner`.
     *
     * See {setApprovalForAll}.
     */
    function isApprovedForAll(address owner, address operator) public view virtual override returns (bool) {
        return ERC721AStorage.layout()._operatorApprovals[owner][operator];
    }

    /**
     * @dev Returns whether `tokenId` exists.
     *
     * Tokens can be managed by their owner or approved accounts via {approve} or {setApprovalForAll}.
     *
     * Tokens start existing when they are minted. See {_mint}.
     */
    function _exists(uint256 tokenId) internal view virtual returns (bool) {
        return
            _startTokenId() <= tokenId &&
            tokenId < ERC721AStorage.layout()._currentIndex && // If within bounds,
            ERC721AStorage.layout()._packedOwnerships[tokenId] & _BITMASK_BURNED == 0; // and not burned.
    }

    /**
     * @dev Returns whether `msgSender` is equal to `approvedAddress` or `owner`.
     */
    function _isSenderApprovedOrOwner(
        address approvedAddress,
        address owner,
        address msgSender
    ) private pure returns (bool result) {
        assembly {
            // Mask `owner` to the lower 160 bits, in case the upper bits somehow aren't clean.
            owner := and(owner, _BITMASK_ADDRESS)
            // Mask `msgSender` to the lower 160 bits, in case the upper bits somehow aren't clean.
            msgSender := and(msgSender, _BITMASK_ADDRESS)
            // `msgSender == owner || msgSender == approvedAddress`.
            result := or(eq(msgSender, owner), eq(msgSender, approvedAddress))
        }
    }

    /**
     * @dev Returns the storage slot and value for the approved address of `tokenId`.
     */
    function _getApprovedSlotAndAddress(uint256 tokenId)
        private
        view
        returns (uint256 approvedAddressSlot, address approvedAddress)
    {
        ERC721AStorage.TokenApprovalRef storage tokenApproval = ERC721AStorage.layout()._tokenApprovals[tokenId];
        // The following is equivalent to `approvedAddress = _tokenApprovals[tokenId].value`.
        assembly {
            approvedAddressSlot := tokenApproval.slot
            approvedAddress := sload(approvedAddressSlot)
        }
    }

    // =============================================================
    //                      TRANSFER OPERATIONS
    // =============================================================

    /**
     * @dev Transfers `tokenId` from `from` to `to`.
     *
     * Requirements:
     *
     * - `from` cannot be the zero address.
     * - `to` cannot be the zero address.
     * - `tokenId` token must be owned by `from`.
     * - If the caller is not `from`, it must be approved to move this token
     * by either {approve} or {setApprovalForAll}.
     *
     * Emits a {Transfer} event.
     */
    function transferFrom(
        address from,
        address to,
        uint256 tokenId
    ) public virtual override {
        uint256 prevOwnershipPacked = _packedOwnershipOf(tokenId);

        if (address(uint160(prevOwnershipPacked)) != from) revert TransferFromIncorrectOwner();

        (uint256 approvedAddressSlot, address approvedAddress) = _getApprovedSlotAndAddress(tokenId);

        // The nested ifs save around 20+ gas over a compound boolean condition.
        if (!_isSenderApprovedOrOwner(approvedAddress, from, _msgSenderERC721A()))
            if (!isApprovedForAll(from, _msgSenderERC721A())) revert TransferCallerNotOwnerNorApproved();

        if (to == address(0)) revert TransferToZeroAddress();

        _beforeTokenTransfers(from, to, tokenId, 1);

        // Clear approvals from the previous owner.
        assembly {
            if approvedAddress {
                // This is equivalent to `delete _tokenApprovals[tokenId]`.
                sstore(approvedAddressSlot, 0)
            }
        }

        // Underflow of the sender's balance is impossible because we check for
        // ownership above and the recipient's balance can't realistically overflow.
        // Counter overflow is incredibly unrealistic as `tokenId` would have to be 2**256.
        unchecked {
            // We can directly increment and decrement the balances.
            --ERC721AStorage.layout()._packedAddressData[from]; // Updates: `balance -= 1`.
            ++ERC721AStorage.layout()._packedAddressData[to]; // Updates: `balance += 1`.

            // Updates:
            // - `address` to the next owner.
            // - `startTimestamp` to the timestamp of transfering.
            // - `burned` to `false`.
            // - `nextInitialized` to `true`.
            ERC721AStorage.layout()._packedOwnerships[tokenId] = _packOwnershipData(
                to,
                _BITMASK_NEXT_INITIALIZED | _nextExtraData(from, to, prevOwnershipPacked)
            );

            // If the next slot may not have been initialized (i.e. `nextInitialized == false`) .
            if (prevOwnershipPacked & _BITMASK_NEXT_INITIALIZED == 0) {
                uint256 nextTokenId = tokenId + 1;
                // If the next slot's address is zero and not burned (i.e. packed value is zero).
                if (ERC721AStorage.layout()._packedOwnerships[nextTokenId] == 0) {
                    // If the next slot is within bounds.
                    if (nextTokenId != ERC721AStorage.layout()._currentIndex) {
                        // Initialize the next slot to maintain correctness for `ownerOf(tokenId + 1)`.
                        ERC721AStorage.layout()._packedOwnerships[nextTokenId] = prevOwnershipPacked;
                    }
                }
            }
        }

        emit Transfer(from, to, tokenId);
        _afterTokenTransfers(from, to, tokenId, 1);
    }

    /**
     * @dev Equivalent to `safeTransferFrom(from, to, tokenId, '')`.
     */
    function safeTransferFrom(
        address from,
        address to,
        uint256 tokenId
    ) public virtual override {
        safeTransferFrom(from, to, tokenId, '');
    }

    /**
     * @dev Safely transfers `tokenId` token from `from` to `to`.
     *
     * Requirements:
     *
     * - `from` cannot be the zero address.
     * - `to` cannot be the zero address.
     * - `tokenId` token must exist and be owned by `from`.
     * - If the caller is not `from`, it must be approved to move this token
     * by either {approve} or {setApprovalForAll}.
     * - If `to` refers to a smart contract, it must implement
     * {IERC721Receiver-onERC721Received}, which is called upon a safe transfer.
     *
     * Emits a {Transfer} event.
     */
    function safeTransferFrom(
        address from,
        address to,
        uint256 tokenId,
        bytes memory _data
    ) public virtual override {
        transferFrom(from, to, tokenId);
        if (to.code.length != 0)
            if (!_checkContractOnERC721Received(from, to, tokenId, _data)) {
                revert TransferToNonERC721ReceiverImplementer();
            }
    }

    /**
     * @dev Hook that is called before a set of serially-ordered token IDs
     * are about to be transferred. This includes minting.
     * And also called before burning one token.
     *
     * `startTokenId` - the first token ID to be transferred.
     * `quantity` - the amount to be transferred.
     *
     * Calling conditions:
     *
     * - When `from` and `to` are both non-zero, `from`'s `tokenId` will be
     * transferred to `to`.
     * - When `from` is zero, `tokenId` will be minted for `to`.
     * - When `to` is zero, `tokenId` will be burned by `from`.
     * - `from` and `to` are never both zero.
     */
    function _beforeTokenTransfers(
        address from,
        address to,
        uint256 startTokenId,
        uint256 quantity
    ) internal virtual {}

    /**
     * @dev Hook that is called after a set of serially-ordered token IDs
     * have been transferred. This includes minting.
     * And also called after one token has been burned.
     *
     * `startTokenId` - the first token ID to be transferred.
     * `quantity` - the amount to be transferred.
     *
     * Calling conditions:
     *
     * - When `from` and `to` are both non-zero, `from`'s `tokenId` has been
     * transferred to `to`.
     * - When `from` is zero, `tokenId` has been minted for `to`.
     * - When `to` is zero, `tokenId` has been burned by `from`.
     * - `from` and `to` are never both zero.
     */
    function _afterTokenTransfers(
        address from,
        address to,
        uint256 startTokenId,
        uint256 quantity
    ) internal virtual {}

    /**
     * @dev Private function to invoke {IERC721Receiver-onERC721Received} on a target contract.
     *
     * `from` - Previous owner of the given token ID.
     * `to` - Target address that will receive the token.
     * `tokenId` - Token ID to be transferred.
     * `_data` - Optional data to send along with the call.
     *
     * Returns whether the call correctly returned the expected magic value.
     */
    function _checkContractOnERC721Received(
        address from,
        address to,
        uint256 tokenId,
        bytes memory _data
    ) private returns (bool) {
        try
            ERC721A__IERC721ReceiverUpgradeable(to).onERC721Received(_msgSenderERC721A(), from, tokenId, _data)
        returns (bytes4 retval) {
            return retval == ERC721A__IERC721ReceiverUpgradeable(to).onERC721Received.selector;
        } catch (bytes memory reason) {
            if (reason.length == 0) {
                revert TransferToNonERC721ReceiverImplementer();
            } else {
                assembly {
                    revert(add(32, reason), mload(reason))
                }
            }
        }
    }

    // =============================================================
    //                        MINT OPERATIONS
    // =============================================================

    /**
     * @dev Mints `quantity` tokens and transfers them to `to`.
     *
     * Requirements:
     *
     * - `to` cannot be the zero address.
     * - `quantity` must be greater than 0.
     *
     * Emits a {Transfer} event for each mint.
     */
    function _mint(address to, uint256 quantity) internal virtual {
        uint256 startTokenId = ERC721AStorage.layout()._currentIndex;
        if (quantity == 0) revert MintZeroQuantity();

        _beforeTokenTransfers(address(0), to, startTokenId, quantity);

        // Overflows are incredibly unrealistic.
        // `balance` and `numberMinted` have a maximum limit of 2**64.
        // `tokenId` has a maximum limit of 2**256.
        unchecked {
            // Updates:
            // - `balance += quantity`.
            // - `numberMinted += quantity`.
            //
            // We can directly add to the `balance` and `numberMinted`.
            ERC721AStorage.layout()._packedAddressData[to] += quantity * ((1 << _BITPOS_NUMBER_MINTED) | 1);

            // Updates:
            // - `address` to the owner.
            // - `startTimestamp` to the timestamp of minting.
            // - `burned` to `false`.
            // - `nextInitialized` to `quantity == 1`.
            ERC721AStorage.layout()._packedOwnerships[startTokenId] = _packOwnershipData(
                to,
                _nextInitializedFlag(quantity) | _nextExtraData(address(0), to, 0)
            );

            uint256 toMasked;
            uint256 end = startTokenId + quantity;

            // Use assembly to loop and emit the `Transfer` event for gas savings.
            // The duplicated `log4` removes an extra check and reduces stack juggling.
            // The assembly, together with the surrounding Solidity code, have been
            // delicately arranged to nudge the compiler into producing optimized opcodes.
            assembly {
                // Mask `to` to the lower 160 bits, in case the upper bits somehow aren't clean.
                toMasked := and(to, _BITMASK_ADDRESS)
                // Emit the `Transfer` event.
                log4(
                    0, // Start of data (0, since no data).
                    0, // End of data (0, since no data).
                    _TRANSFER_EVENT_SIGNATURE, // Signature.
                    0, // `address(0)`.
                    toMasked, // `to`.
                    startTokenId // `tokenId`.
                )

                for {
                    let tokenId := add(startTokenId, 1)
                } iszero(eq(tokenId, end)) {
                    tokenId := add(tokenId, 1)
                } {
                    // Emit the `Transfer` event. Similar to above.
                    log4(0, 0, _TRANSFER_EVENT_SIGNATURE, 0, toMasked, tokenId)
                }
            }
            if (toMasked == 0) revert MintToZeroAddress();

            ERC721AStorage.layout()._currentIndex = end;
        }
        _afterTokenTransfers(address(0), to, startTokenId, quantity);
    }

    /**
     * @dev Mints `quantity` tokens and transfers them to `to`.
     *
     * This function is intended for efficient minting only during contract creation.
     *
     * It emits only one {ConsecutiveTransfer} as defined in
     * [ERC2309](https://eips.ethereum.org/EIPS/eip-2309),
     * instead of a sequence of {Transfer} event(s).
     *
     * Calling this function outside of contract creation WILL make your contract
     * non-compliant with the ERC721 standard.
     * For full ERC721 compliance, substituting ERC721 {Transfer} event(s) with the ERC2309
     * {ConsecutiveTransfer} event is only permissible during contract creation.
     *
     * Requirements:
     *
     * - `to` cannot be the zero address.
     * - `quantity` must be greater than 0.
     *
     * Emits a {ConsecutiveTransfer} event.
     */
    function _mintERC2309(address to, uint256 quantity) internal virtual {
        uint256 startTokenId = ERC721AStorage.layout()._currentIndex;
        if (to == address(0)) revert MintToZeroAddress();
        if (quantity == 0) revert MintZeroQuantity();
        if (quantity > _MAX_MINT_ERC2309_QUANTITY_LIMIT) revert MintERC2309QuantityExceedsLimit();

        _beforeTokenTransfers(address(0), to, startTokenId, quantity);

        // Overflows are unrealistic due to the above check for `quantity` to be below the limit.
        unchecked {
            // Updates:
            // - `balance += quantity`.
            // - `numberMinted += quantity`.
            //
            // We can directly add to the `balance` and `numberMinted`.
            ERC721AStorage.layout()._packedAddressData[to] += quantity * ((1 << _BITPOS_NUMBER_MINTED) | 1);

            // Updates:
            // - `address` to the owner.
            // - `startTimestamp` to the timestamp of minting.
            // - `burned` to `false`.
            // - `nextInitialized` to `quantity == 1`.
            ERC721AStorage.layout()._packedOwnerships[startTokenId] = _packOwnershipData(
                to,
                _nextInitializedFlag(quantity) | _nextExtraData(address(0), to, 0)
            );

            emit ConsecutiveTransfer(startTokenId, startTokenId + quantity - 1, address(0), to);

            ERC721AStorage.layout()._currentIndex = startTokenId + quantity;
        }
        _afterTokenTransfers(address(0), to, startTokenId, quantity);
    }

    /**
     * @dev Safely mints `quantity` tokens and transfers them to `to`.
     *
     * Requirements:
     *
     * - If `to` refers to a smart contract, it must implement
     * {IERC721Receiver-onERC721Received}, which is called for each safe transfer.
     * - `quantity` must be greater than 0.
     *
     * See {_mint}.
     *
     * Emits a {Transfer} event for each mint.
     */
    function _safeMint(
        address to,
        uint256 quantity,
        bytes memory _data
    ) internal virtual {
        _mint(to, quantity);

        unchecked {
            if (to.code.length != 0) {
                uint256 end = ERC721AStorage.layout()._currentIndex;
                uint256 index = end - quantity;
                do {
                    if (!_checkContractOnERC721Received(address(0), to, index++, _data)) {
                        revert TransferToNonERC721ReceiverImplementer();
                    }
                } while (index < end);
                // Reentrancy protection.
                if (ERC721AStorage.layout()._currentIndex != end) revert();
            }
        }
    }

    /**
     * @dev Equivalent to `_safeMint(to, quantity, '')`.
     */
    function _safeMint(address to, uint256 quantity) internal virtual {
        _safeMint(to, quantity, '');
    }

    // =============================================================
    //                        BURN OPERATIONS
    // =============================================================

    /**
     * @dev Equivalent to `_burn(tokenId, false)`.
     */
    function _burn(uint256 tokenId) internal virtual {
        _burn(tokenId, false);
    }

    /**
     * @dev Destroys `tokenId`.
     * The approval is cleared when the token is burned.
     *
     * Requirements:
     *
     * - `tokenId` must exist.
     *
     * Emits a {Transfer} event.
     */
    function _burn(uint256 tokenId, bool approvalCheck) internal virtual {
        uint256 prevOwnershipPacked = _packedOwnershipOf(tokenId);

        address from = address(uint160(prevOwnershipPacked));

        (uint256 approvedAddressSlot, address approvedAddress) = _getApprovedSlotAndAddress(tokenId);

        if (approvalCheck) {
            // The nested ifs save around 20+ gas over a compound boolean condition.
            if (!_isSenderApprovedOrOwner(approvedAddress, from, _msgSenderERC721A()))
                if (!isApprovedForAll(from, _msgSenderERC721A())) revert TransferCallerNotOwnerNorApproved();
        }

        _beforeTokenTransfers(from, address(0), tokenId, 1);

        // Clear approvals from the previous owner.
        assembly {
            if approvedAddress {
                // This is equivalent to `delete _tokenApprovals[tokenId]`.
                sstore(approvedAddressSlot, 0)
            }
        }

        // Underflow of the sender's balance is impossible because we check for
        // ownership above and the recipient's balance can't realistically overflow.
        // Counter overflow is incredibly unrealistic as `tokenId` would have to be 2**256.
        unchecked {
            // Updates:
            // - `balance -= 1`.
            // - `numberBurned += 1`.
            //
            // We can directly decrement the balance, and increment the number burned.
            // This is equivalent to `packed -= 1; packed += 1 << _BITPOS_NUMBER_BURNED;`.
            ERC721AStorage.layout()._packedAddressData[from] += (1 << _BITPOS_NUMBER_BURNED) - 1;

            // Updates:
            // - `address` to the last owner.
            // - `startTimestamp` to the timestamp of burning.
            // - `burned` to `true`.
            // - `nextInitialized` to `true`.
            ERC721AStorage.layout()._packedOwnerships[tokenId] = _packOwnershipData(
                from,
                (_BITMASK_BURNED | _BITMASK_NEXT_INITIALIZED) | _nextExtraData(from, address(0), prevOwnershipPacked)
            );

            // If the next slot may not have been initialized (i.e. `nextInitialized == false`) .
            if (prevOwnershipPacked & _BITMASK_NEXT_INITIALIZED == 0) {
                uint256 nextTokenId = tokenId + 1;
                // If the next slot's address is zero and not burned (i.e. packed value is zero).
                if (ERC721AStorage.layout()._packedOwnerships[nextTokenId] == 0) {
                    // If the next slot is within bounds.
                    if (nextTokenId != ERC721AStorage.layout()._currentIndex) {
                        // Initialize the next slot to maintain correctness for `ownerOf(tokenId + 1)`.
                        ERC721AStorage.layout()._packedOwnerships[nextTokenId] = prevOwnershipPacked;
                    }
                }
            }
        }

        emit Transfer(from, address(0), tokenId);
        _afterTokenTransfers(from, address(0), tokenId, 1);

        // Overflow not possible, as _burnCounter cannot be exceed _currentIndex times.
        unchecked {
            ERC721AStorage.layout()._burnCounter++;
        }
    }

    // =============================================================
    //                     EXTRA DATA OPERATIONS
    // =============================================================

    /**
     * @dev Directly sets the extra data for the ownership data `index`.
     */
    function _setExtraDataAt(uint256 index, uint24 extraData) internal virtual {
        uint256 packed = ERC721AStorage.layout()._packedOwnerships[index];
        if (packed == 0) revert OwnershipNotInitializedForExtraData();
        uint256 extraDataCasted;
        // Cast `extraData` with assembly to avoid redundant masking.
        assembly {
            extraDataCasted := extraData
        }
        packed = (packed & _BITMASK_EXTRA_DATA_COMPLEMENT) | (extraDataCasted << _BITPOS_EXTRA_DATA);
        ERC721AStorage.layout()._packedOwnerships[index] = packed;
    }

    /**
     * @dev Called during each token transfer to set the 24bit `extraData` field.
     * Intended to be overridden by the cosumer contract.
     *
     * `previousExtraData` - the value of `extraData` before transfer.
     *
     * Calling conditions:
     *
     * - When `from` and `to` are both non-zero, `from`'s `tokenId` will be
     * transferred to `to`.
     * - When `from` is zero, `tokenId` will be minted for `to`.
     * - When `to` is zero, `tokenId` will be burned by `from`.
     * - `from` and `to` are never both zero.
     */
    function _extraData(
        address from,
        address to,
        uint24 previousExtraData
    ) internal view virtual returns (uint24) {}

    /**
     * @dev Returns the next extra data for the packed ownership data.
     * The returned result is shifted into position.
     */
    function _nextExtraData(
        address from,
        address to,
        uint256 prevOwnershipPacked
    ) private view returns (uint256) {
        uint24 extraData = uint24(prevOwnershipPacked >> _BITPOS_EXTRA_DATA);
        return uint256(_extraData(from, to, extraData)) << _BITPOS_EXTRA_DATA;
    }

    // =============================================================
    //                       OTHER OPERATIONS
    // =============================================================

    /**
     * @dev Returns the message sender (defaults to `msg.sender`).
     *
     * If you are writing GSN compatible contracts, you need to override this function.
     */
    function _msgSenderERC721A() internal view virtual returns (address) {
        return msg.sender;
    }

    /**
     * @dev Converts a uint256 to its ASCII string decimal representation.
     */
    function _toString(uint256 value) internal pure virtual returns (string memory str) {
        assembly {
            // The maximum value of a uint256 contains 78 digits (1 byte per digit), but
            // we allocate 0xa0 bytes to keep the free memory pointer 32-byte word aligned.
            // We will need 1 word for the trailing zeros padding, 1 word for the length,
            // and 3 words for a maximum of 78 digits. Total: 5 * 0x20 = 0xa0.
            let m := add(mload(0x40), 0xa0)
            // Update the free memory pointer to allocate.
            mstore(0x40, m)
            // Assign the `str` to the end.
            str := sub(m, 0x20)
            // Zeroize the slot after the string.
            mstore(str, 0)

            // Cache the end of the memory to calculate the length later.
            let end := str

            // We write the string from rightmost digit to leftmost digit.
            // The following is essentially a do-while loop that also handles the zero case.
            // prettier-ignore
            for { let temp := value } 1 {} {
                str := sub(str, 1)
                // Write the character to the pointer.
                // The ASCII index of the '0' character is 48.
                mstore8(str, add(48, mod(temp, 10)))
                // Keep dividing `temp` until zero.
                temp := div(temp, 10)
                // prettier-ignore
                if iszero(temp) { break }
            }

            let length := sub(end, str)
            // Move the pointer 32 bytes leftwards to make room for the length.
            str := sub(str, 0x20)
            // Store the length.
            mstore(str, length)
        }
    }
}

File 4 of 20 : ERC721AQueryableUpgradeable.sol
// SPDX-License-Identifier: MIT
// ERC721A Contracts v4.2.2
// Creator: Chiru Labs

pragma solidity ^0.8.4;

import './IERC721AQueryableUpgradeable.sol';
import '../ERC721AUpgradeable.sol';
import '../ERC721A__Initializable.sol';

/**
 * @title ERC721AQueryable.
 *
 * @dev ERC721A subclass with convenience query functions.
 */
abstract contract ERC721AQueryableUpgradeable is
    ERC721A__Initializable,
    ERC721AUpgradeable,
    IERC721AQueryableUpgradeable
{
    function __ERC721AQueryable_init() internal onlyInitializingERC721A {
        __ERC721AQueryable_init_unchained();
    }

    function __ERC721AQueryable_init_unchained() internal onlyInitializingERC721A {}

    /**
     * @dev Returns the `TokenOwnership` struct at `tokenId` without reverting.
     *
     * If the `tokenId` is out of bounds:
     *
     * - `addr = address(0)`
     * - `startTimestamp = 0`
     * - `burned = false`
     * - `extraData = 0`
     *
     * If the `tokenId` is burned:
     *
     * - `addr = <Address of owner before token was burned>`
     * - `startTimestamp = <Timestamp when token was burned>`
     * - `burned = true`
     * - `extraData = <Extra data when token was burned>`
     *
     * Otherwise:
     *
     * - `addr = <Address of owner>`
     * - `startTimestamp = <Timestamp of start of ownership>`
     * - `burned = false`
     * - `extraData = <Extra data at start of ownership>`
     */
    function explicitOwnershipOf(uint256 tokenId) public view virtual override returns (TokenOwnership memory) {
        TokenOwnership memory ownership;
        if (tokenId < _startTokenId() || tokenId >= _nextTokenId()) {
            return ownership;
        }
        ownership = _ownershipAt(tokenId);
        if (ownership.burned) {
            return ownership;
        }
        return _ownershipOf(tokenId);
    }

    /**
     * @dev Returns an array of `TokenOwnership` structs at `tokenIds` in order.
     * See {ERC721AQueryable-explicitOwnershipOf}
     */
    function explicitOwnershipsOf(uint256[] calldata tokenIds)
        external
        view
        virtual
        override
        returns (TokenOwnership[] memory)
    {
        unchecked {
            uint256 tokenIdsLength = tokenIds.length;
            TokenOwnership[] memory ownerships = new TokenOwnership[](tokenIdsLength);
            for (uint256 i; i != tokenIdsLength; ++i) {
                ownerships[i] = explicitOwnershipOf(tokenIds[i]);
            }
            return ownerships;
        }
    }

    /**
     * @dev Returns an array of token IDs owned by `owner`,
     * in the range [`start`, `stop`)
     * (i.e. `start <= tokenId < stop`).
     *
     * This function allows for tokens to be queried if the collection
     * grows too big for a single call of {ERC721AQueryable-tokensOfOwner}.
     *
     * Requirements:
     *
     * - `start < stop`
     */
    function tokensOfOwnerIn(
        address owner,
        uint256 start,
        uint256 stop
    ) external view virtual override returns (uint256[] memory) {
        unchecked {
            if (start >= stop) revert InvalidQueryRange();
            uint256 tokenIdsIdx;
            uint256 stopLimit = _nextTokenId();
            // Set `start = max(start, _startTokenId())`.
            if (start < _startTokenId()) {
                start = _startTokenId();
            }
            // Set `stop = min(stop, stopLimit)`.
            if (stop > stopLimit) {
                stop = stopLimit;
            }
            uint256 tokenIdsMaxLength = balanceOf(owner);
            // Set `tokenIdsMaxLength = min(balanceOf(owner), stop - start)`,
            // to cater for cases where `balanceOf(owner)` is too big.
            if (start < stop) {
                uint256 rangeLength = stop - start;
                if (rangeLength < tokenIdsMaxLength) {
                    tokenIdsMaxLength = rangeLength;
                }
            } else {
                tokenIdsMaxLength = 0;
            }
            uint256[] memory tokenIds = new uint256[](tokenIdsMaxLength);
            if (tokenIdsMaxLength == 0) {
                return tokenIds;
            }
            // We need to call `explicitOwnershipOf(start)`,
            // because the slot at `start` may not be initialized.
            TokenOwnership memory ownership = explicitOwnershipOf(start);
            address currOwnershipAddr;
            // If the starting slot exists (i.e. not burned), initialize `currOwnershipAddr`.
            // `ownership.address` will not be zero, as `start` is clamped to the valid token ID range.
            if (!ownership.burned) {
                currOwnershipAddr = ownership.addr;
            }
            for (uint256 i = start; i != stop && tokenIdsIdx != tokenIdsMaxLength; ++i) {
                ownership = _ownershipAt(i);
                if (ownership.burned) {
                    continue;
                }
                if (ownership.addr != address(0)) {
                    currOwnershipAddr = ownership.addr;
                }
                if (currOwnershipAddr == owner) {
                    tokenIds[tokenIdsIdx++] = i;
                }
            }
            // Downsize the array to fit.
            assembly {
                mstore(tokenIds, tokenIdsIdx)
            }
            return tokenIds;
        }
    }

    /**
     * @dev Returns an array of token IDs owned by `owner`.
     *
     * This function scans the ownership mapping and is O(`totalSupply`) in complexity.
     * It is meant to be called off-chain.
     *
     * See {ERC721AQueryable-tokensOfOwnerIn} for splitting the scan into
     * multiple smaller scans if the collection is large enough to cause
     * an out-of-gas error (10K collections should be fine).
     */
    function tokensOfOwner(address owner) external view virtual override returns (uint256[] memory) {
        unchecked {
            uint256 tokenIdsIdx;
            address currOwnershipAddr;
            uint256 tokenIdsLength = balanceOf(owner);
            uint256[] memory tokenIds = new uint256[](tokenIdsLength);
            TokenOwnership memory ownership;
            for (uint256 i = _startTokenId(); tokenIdsIdx != tokenIdsLength; ++i) {
                ownership = _ownershipAt(i);
                if (ownership.burned) {
                    continue;
                }
                if (ownership.addr != address(0)) {
                    currOwnershipAddr = ownership.addr;
                }
                if (currOwnershipAddr == owner) {
                    tokenIds[tokenIdsIdx++] = i;
                }
            }
            return tokenIds;
        }
    }
}

File 5 of 20 : ERC721ABurnableUpgradeable.sol
// SPDX-License-Identifier: MIT
// ERC721A Contracts v4.2.2
// Creator: Chiru Labs

pragma solidity ^0.8.4;

import './IERC721ABurnableUpgradeable.sol';
import '../ERC721AUpgradeable.sol';
import '../ERC721A__Initializable.sol';

/**
 * @title ERC721ABurnable.
 *
 * @dev ERC721A token that can be irreversibly burned (destroyed).
 */
abstract contract ERC721ABurnableUpgradeable is
    ERC721A__Initializable,
    ERC721AUpgradeable,
    IERC721ABurnableUpgradeable
{
    function __ERC721ABurnable_init() internal onlyInitializingERC721A {
        __ERC721ABurnable_init_unchained();
    }

    function __ERC721ABurnable_init_unchained() internal onlyInitializingERC721A {}

    /**
     * @dev Burns `tokenId`. See {ERC721A-_burn}.
     *
     * Requirements:
     *
     * - The caller must own `tokenId` or be an approved operator.
     */
    function burn(uint256 tokenId) public virtual override {
        _burn(tokenId, true);
    }
}

File 6 of 20 : IERC20.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.6.0) (token/ERC20/IERC20.sol)

pragma solidity ^0.8.0;

/**
 * @dev Interface of the ERC20 standard as defined in the EIP.
 */
interface IERC20 {
    /**
     * @dev Emitted when `value` tokens are moved from one account (`from`) to
     * another (`to`).
     *
     * Note that `value` may be zero.
     */
    event Transfer(address indexed from, address indexed to, uint256 value);

    /**
     * @dev Emitted when the allowance of a `spender` for an `owner` is set by
     * a call to {approve}. `value` is the new allowance.
     */
    event Approval(address indexed owner, address indexed spender, uint256 value);

    /**
     * @dev Returns the amount of tokens in existence.
     */
    function totalSupply() external view returns (uint256);

    /**
     * @dev Returns the amount of tokens owned by `account`.
     */
    function balanceOf(address account) external view returns (uint256);

    /**
     * @dev Moves `amount` tokens from the caller's account to `to`.
     *
     * Returns a boolean value indicating whether the operation succeeded.
     *
     * Emits a {Transfer} event.
     */
    function transfer(address to, uint256 amount) external returns (bool);

    /**
     * @dev Returns the remaining number of tokens that `spender` will be
     * allowed to spend on behalf of `owner` through {transferFrom}. This is
     * zero by default.
     *
     * This value changes when {approve} or {transferFrom} are called.
     */
    function allowance(address owner, address spender) external view returns (uint256);

    /**
     * @dev Sets `amount` as the allowance of `spender` over the caller's tokens.
     *
     * Returns a boolean value indicating whether the operation succeeded.
     *
     * IMPORTANT: Beware that changing an allowance with this method brings the risk
     * that someone may use both the old and the new allowance by unfortunate
     * transaction ordering. One possible solution to mitigate this race
     * condition is to first reduce the spender's allowance to 0 and set the
     * desired value afterwards:
     * https://github.com/ethereum/EIPs/issues/20#issuecomment-263524729
     *
     * Emits an {Approval} event.
     */
    function approve(address spender, uint256 amount) external returns (bool);

    /**
     * @dev Moves `amount` tokens from `from` to `to` using the
     * allowance mechanism. `amount` is then deducted from the caller's
     * allowance.
     *
     * Returns a boolean value indicating whether the operation succeeded.
     *
     * Emits a {Transfer} event.
     */
    function transferFrom(
        address from,
        address to,
        uint256 amount
    ) external returns (bool);
}

File 7 of 20 : IERC2981Upgradeable.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.6.0) (interfaces/IERC2981.sol)

pragma solidity ^0.8.0;

import "../utils/introspection/IERC165Upgradeable.sol";

/**
 * @dev Interface for the NFT Royalty Standard.
 *
 * A standardized way to retrieve royalty payment information for non-fungible tokens (NFTs) to enable universal
 * support for royalty payments across all NFT marketplaces and ecosystem participants.
 *
 * _Available since v4.5._
 */
interface IERC2981Upgradeable is IERC165Upgradeable {
    /**
     * @dev Returns how much royalty is owed and to whom, based on a sale price that may be denominated in any unit of
     * exchange. The royalty amount is denominated and should be paid in that same unit of exchange.
     */
    function royaltyInfo(uint256 tokenId, uint256 salePrice)
        external
        view
        returns (address receiver, uint256 royaltyAmount);
}

File 8 of 20 : SafeTransferLib.sol
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.4;

/// @notice Safe ETH and ERC20 transfer library that gracefully handles missing return values.
/// @author Solady (https://github.com/vectorized/solady/blob/main/src/utils/SafeTransferLib.sol)
/// @author Modified from Solmate (https://github.com/transmissions11/solmate/blob/main/src/utils/SafeTransferLib.sol)
/// @dev Caution! This library won't check that a token has code, responsibility is delegated to the caller.
library SafeTransferLib {
    /*´:°•.°+.*•´.*:˚.°*.˚•´.°:°•.°•.*•´.*:˚.°*.˚•´.°:°•.°+.*•´.*:*/
    /*                       CUSTOM ERRORS                        */
    /*.•°:°.´+˚.*°.˚:*.´•*.+°.•°:´*.´•*.•°.•°:°.´:•˚°.*°.˚:*.´+°.•*/

    error ETHTransferFailed();

    error TransferFromFailed();

    error TransferFailed();

    error ApproveFailed();

    /*´:°•.°+.*•´.*:˚.°*.˚•´.°:°•.°•.*•´.*:˚.°*.˚•´.°:°•.°+.*•´.*:*/
    /*                       ETH OPERATIONS                       */
    /*.•°:°.´+˚.*°.˚:*.´•*.+°.•°:´*.´•*.•°.•°:°.´:•˚°.*°.˚:*.´+°.•*/

    function safeTransferETH(address to, uint256 amount) internal {
        assembly {
            // Transfer the ETH and check if it succeeded or not.
            if iszero(call(gas(), to, amount, 0, 0, 0, 0)) {
                // Store the function selector of `ETHTransferFailed()`.
                mstore(0x00, 0xb12d13eb)
                // Revert with (offset, size).
                revert(0x1c, 0x04)
            }
        }
    }

    /*´:°•.°+.*•´.*:˚.°*.˚•´.°:°•.°•.*•´.*:˚.°*.˚•´.°:°•.°+.*•´.*:*/
    /*                      ERC20 OPERATIONS                      */
    /*.•°:°.´+˚.*°.˚:*.´•*.+°.•°:´*.´•*.•°.•°:°.´:•˚°.*°.˚:*.´+°.•*/

    function safeTransferFrom(
        address token,
        address from,
        address to,
        uint256 amount
    ) internal {
        assembly {
            // We'll write our calldata to this slot below, but restore it later.
            let memPointer := mload(0x40)

            // Write the abi-encoded calldata into memory, beginning with the function selector.
            mstore(0x00, 0x23b872dd)
            mstore(0x20, from) // Append the "from" argument.
            mstore(0x40, to) // Append the "to" argument.
            mstore(0x60, amount) // Append the "amount" argument.

            if iszero(
                and(
                    // Set success to whether the call reverted, if not we check it either
                    // returned exactly 1 (can't just be non-zero data), or had no return data.
                    or(eq(mload(0x00), 1), iszero(returndatasize())),
                    // We use 0x64 because that's the total length of our calldata (0x04 + 0x20 * 3)
                    // Counterintuitively, this call() must be positioned after the or() in the
                    // surrounding and() because and() evaluates its arguments from right to left.
                    call(gas(), token, 0, 0x1c, 0x64, 0x00, 0x20)
                )
            ) {
                // Store the function selector of `TransferFromFailed()`.
                mstore(0x00, 0x7939f424)
                // Revert with (offset, size).
                revert(0x1c, 0x04)
            }

            mstore(0x60, 0) // Restore the zero slot to zero.
            mstore(0x40, memPointer) // Restore the memPointer.
        }
    }

    function safeTransfer(
        address token,
        address to,
        uint256 amount
    ) internal {
        assembly {
            // We'll write our calldata to this slot below, but restore it later.
            let memPointer := mload(0x40)

            // Write the abi-encoded calldata into memory, beginning with the function selector.
            mstore(0x00, 0xa9059cbb)
            mstore(0x20, to) // Append the "to" argument.
            mstore(0x40, amount) // Append the "amount" argument.

            if iszero(
                and(
                    // Set success to whether the call reverted, if not we check it either
                    // returned exactly 1 (can't just be non-zero data), or had no return data.
                    or(eq(mload(0x00), 1), iszero(returndatasize())),
                    // We use 0x44 because that's the total length of our calldata (0x04 + 0x20 * 2)
                    // Counterintuitively, this call() must be positioned after the or() in the
                    // surrounding and() because and() evaluates its arguments from right to left.
                    call(gas(), token, 0, 0x1c, 0x44, 0x00, 0x20)
                )
            ) {
                // Store the function selector of `TransferFailed()`.
                mstore(0x00, 0x90b8ec18)
                // Revert with (offset, size).
                revert(0x1c, 0x04)
            }

            mstore(0x40, memPointer) // Restore the memPointer.
        }
    }

    function safeApprove(
        address token,
        address to,
        uint256 amount
    ) internal {
        assembly {
            // We'll write our calldata to this slot below, but restore it later.
            let memPointer := mload(0x40)

            // Write the abi-encoded calldata into memory, beginning with the function selector.
            mstore(0x00, 0x095ea7b3)
            mstore(0x20, to) // Append the "to" argument.
            mstore(0x40, amount) // Append the "amount" argument.

            if iszero(
                and(
                    // Set success to whether the call reverted, if not we check it either
                    // returned exactly 1 (can't just be non-zero data), or had no return data.
                    or(eq(mload(0x00), 1), iszero(returndatasize())),
                    // We use 0x44 because that's the total length of our calldata (0x04 + 0x20 * 2)
                    // Counterintuitively, this call() must be positioned after the or() in the
                    // surrounding and() because and() evaluates its arguments from right to left.
                    call(gas(), token, 0, 0x1c, 0x44, 0x00, 0x20)
                )
            ) {
                // Store the function selector of `ApproveFailed()`.
                mstore(0x00, 0x3e3f8f73)
                // Revert with (offset, size).
                revert(0x1c, 0x04)
            }

            mstore(0x40, memPointer) // Restore the memPointer.
        }
    }
}

File 9 of 20 : FixedPointMathLib.sol
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.4;

/// @notice Arithmetic library with operations for fixed-point numbers.
/// @author Solady (https://github.com/vectorized/solady/blob/main/src/utils/FixedPointMathLib.sol)
/// @author Modified from Solmate (https://github.com/transmissions11/solmate/blob/main/src/utils/FixedPointMathLib.sol)
library FixedPointMathLib {
    /*´:°•.°+.*•´.*:˚.°*.˚•´.°:°•.°•.*•´.*:˚.°*.˚•´.°:°•.°+.*•´.*:*/
    /*                       CUSTOM ERRORS                        */
    /*.•°:°.´+˚.*°.˚:*.´•*.+°.•°:´*.´•*.•°.•°:°.´:•˚°.*°.˚:*.´+°.•*/

    /// @dev The operation failed, as the output exceeds the maximum value of uint256.
    error ExpOverflow();

    /// @dev The operation failed, as the output exceeds the maximum value of uint256.
    error FactorialOverflow();

    /// @dev The operation failed, due to an multiplication overflow.
    error MulWadFailed();

    /// @dev The operation failed, either due to a
    /// multiplication overflow, or a division by a zero.
    error DivWadFailed();

    /// @dev The multiply-divide operation failed, either due to a
    /// multiplication overflow, or a division by a zero.
    error MulDivFailed();

    /// @dev The division failed, as the denominator is zero.
    error DivFailed();

    /// @dev The output is undefined, as the input is less-than-or-equal to zero.
    error LnWadUndefined();

    /// @dev The output is undefined, as the input is zero.
    error Log2Undefined();

    /*´:°•.°+.*•´.*:˚.°*.˚•´.°:°•.°•.*•´.*:˚.°*.˚•´.°:°•.°+.*•´.*:*/
    /*                         CONSTANTS                          */
    /*.•°:°.´+˚.*°.˚:*.´•*.+°.•°:´*.´•*.•°.•°:°.´:•˚°.*°.˚:*.´+°.•*/

    /// @dev The scalar of ETH and most ERC20s.
    uint256 internal constant WAD = 1e18;

    /*´:°•.°+.*•´.*:˚.°*.˚•´.°:°•.°•.*•´.*:˚.°*.˚•´.°:°•.°+.*•´.*:*/
    /*              SIMPLIFIED FIXED POINT OPERATIONS             */
    /*.•°:°.´+˚.*°.˚:*.´•*.+°.•°:´*.´•*.•°.•°:°.´:•˚°.*°.˚:*.´+°.•*/

    /// @dev Equivalent to `(x * y) / WAD` rounded down.
    function mulWadDown(uint256 x, uint256 y) internal pure returns (uint256 z) {
        assembly {
            // Equivalent to `require(y == 0 || x <= type(uint256).max / y)`.
            if mul(y, gt(x, div(not(0), y))) {
                // Store the function selector of `MulWadFailed()`.
                mstore(0x00, 0xbac65e5b)
                // Revert with (offset, size).
                revert(0x1c, 0x04)
            }
            z := div(mul(x, y), WAD)
        }
    }

    /// @dev Equivalent to `(x * y) / WAD` rounded up.
    function mulWadUp(uint256 x, uint256 y) internal pure returns (uint256 z) {
        assembly {
            // Equivalent to `require(y == 0 || x <= type(uint256).max / y)`.
            if mul(y, gt(x, div(not(0), y))) {
                // Store the function selector of `MulWadFailed()`.
                mstore(0x00, 0xbac65e5b)
                // Revert with (offset, size).
                revert(0x1c, 0x04)
            }
            z := add(iszero(iszero(mod(mul(x, y), WAD))), div(mul(x, y), WAD))
        }
    }

    /// @dev Equivalent to `(x * WAD) / y` rounded down.
    function divWadDown(uint256 x, uint256 y) internal pure returns (uint256 z) {
        assembly {
            // Equivalent to `require(y != 0 && (WAD == 0 || x <= type(uint256).max / WAD))`.
            if iszero(mul(y, iszero(mul(WAD, gt(x, div(not(0), WAD)))))) {
                // Store the function selector of `DivWadFailed()`.
                mstore(0x00, 0x7c5f487d)
                // Revert with (offset, size).
                revert(0x1c, 0x04)
            }
            z := div(mul(x, WAD), y)
        }
    }

    /// @dev Equivalent to `(x * WAD) / y` rounded up.
    function divWadUp(uint256 x, uint256 y) internal pure returns (uint256 z) {
        assembly {
            // Equivalent to `require(y != 0 && (WAD == 0 || x <= type(uint256).max / WAD))`.
            if iszero(mul(y, iszero(mul(WAD, gt(x, div(not(0), WAD)))))) {
                // Store the function selector of `DivWadFailed()`.
                mstore(0x00, 0x7c5f487d)
                // Revert with (offset, size).
                revert(0x1c, 0x04)
            }
            z := add(iszero(iszero(mod(mul(x, WAD), y))), div(mul(x, WAD), y))
        }
    }

    /// @dev Equivalent to `x` to the power of `y`.
    /// because `x ** y = (e ** ln(x)) ** y = e ** (ln(x) * y)`.
    function powWad(int256 x, int256 y) internal pure returns (int256) {
        // Using `ln(x)` means `x` must be greater than 0.
        return expWad((lnWad(x) * y) / int256(WAD));
    }

    /// @dev Returns `exp(x)`, denominated in `WAD`.
    function expWad(int256 x) internal pure returns (int256 r) {
        unchecked {
            // When the result is < 0.5 we return zero. This happens when
            // x <= floor(log(0.5e18) * 1e18) ~ -42e18
            if (x <= -42139678854452767551) return 0;

            // When the result is > (2**255 - 1) / 1e18 we can not represent it as an
            // int. This happens when x >= floor(log((2**255 - 1) / 1e18) * 1e18) ~ 135.
            if (x >= 135305999368893231589) revert ExpOverflow();

            // x is now in the range (-42, 136) * 1e18. Convert to (-42, 136) * 2**96
            // for more intermediate precision and a binary basis. This base conversion
            // is a multiplication by 1e18 / 2**96 = 5**18 / 2**78.
            x = (x << 78) / 5**18;

            // Reduce range of x to (-½ ln 2, ½ ln 2) * 2**96 by factoring out powers
            // of two such that exp(x) = exp(x') * 2**k, where k is an integer.
            // Solving this gives k = round(x / log(2)) and x' = x - k * log(2).
            int256 k = ((x << 96) / 54916777467707473351141471128 + 2**95) >> 96;
            x = x - k * 54916777467707473351141471128;

            // k is in the range [-61, 195].

            // Evaluate using a (6, 7)-term rational approximation.
            // p is made monic, we'll multiply by a scale factor later.
            int256 y = x + 1346386616545796478920950773328;
            y = ((y * x) >> 96) + 57155421227552351082224309758442;
            int256 p = y + x - 94201549194550492254356042504812;
            p = ((p * y) >> 96) + 28719021644029726153956944680412240;
            p = p * x + (4385272521454847904659076985693276 << 96);

            // We leave p in 2**192 basis so we don't need to scale it back up for the division.
            int256 q = x - 2855989394907223263936484059900;
            q = ((q * x) >> 96) + 50020603652535783019961831881945;
            q = ((q * x) >> 96) - 533845033583426703283633433725380;
            q = ((q * x) >> 96) + 3604857256930695427073651918091429;
            q = ((q * x) >> 96) - 14423608567350463180887372962807573;
            q = ((q * x) >> 96) + 26449188498355588339934803723976023;

            assembly {
                // Div in assembly because solidity adds a zero check despite the unchecked.
                // The q polynomial won't have zeros in the domain as all its roots are complex.
                // No scaling is necessary because p is already 2**96 too large.
                r := sdiv(p, q)
            }

            // r should be in the range (0.09, 0.25) * 2**96.

            // We now need to multiply r by:
            // * the scale factor s = ~6.031367120.
            // * the 2**k factor from the range reduction.
            // * the 1e18 / 2**96 factor for base conversion.
            // We do this all at once, with an intermediate result in 2**213
            // basis, so the final right shift is always by a positive amount.
            r = int256((uint256(r) * 3822833074963236453042738258902158003155416615667) >> uint256(195 - k));
        }
    }

    /// @dev Returns `ln(x)`, denominated in `WAD`.
    function lnWad(int256 x) internal pure returns (int256 r) {
        unchecked {
            if (x <= 0) revert LnWadUndefined();

            // We want to convert x from 10**18 fixed point to 2**96 fixed point.
            // We do this by multiplying by 2**96 / 10**18. But since
            // ln(x * C) = ln(x) + ln(C), we can simply do nothing here
            // and add ln(2**96 / 10**18) at the end.

            // Compute k = log2(x) - 96.
            int256 k;
            assembly {
                let v := x
                k := shl(7, lt(0xffffffffffffffffffffffffffffffff, v))
                k := or(k, shl(6, lt(0xffffffffffffffff, shr(k, v))))
                k := or(k, shl(5, lt(0xffffffff, shr(k, v))))

                // For the remaining 32 bits, use a De Bruijn lookup.
                // See: https://graphics.stanford.edu/~seander/bithacks.html
                v := shr(k, v)
                v := or(v, shr(1, v))
                v := or(v, shr(2, v))
                v := or(v, shr(4, v))
                v := or(v, shr(8, v))
                v := or(v, shr(16, v))

                // prettier-ignore
                k := sub(or(k, byte(shr(251, mul(v, shl(224, 0x07c4acdd))),
                    0x0009010a0d15021d0b0e10121619031e080c141c0f111807131b17061a05041f)), 96)
            }

            // Reduce range of x to (1, 2) * 2**96
            // ln(2^k * x) = k * ln(2) + ln(x)
            x <<= uint256(159 - k);
            x = int256(uint256(x) >> 159);

            // Evaluate using a (8, 8)-term rational approximation.
            // p is made monic, we will multiply by a scale factor later.
            int256 p = x + 3273285459638523848632254066296;
            p = ((p * x) >> 96) + 24828157081833163892658089445524;
            p = ((p * x) >> 96) + 43456485725739037958740375743393;
            p = ((p * x) >> 96) - 11111509109440967052023855526967;
            p = ((p * x) >> 96) - 45023709667254063763336534515857;
            p = ((p * x) >> 96) - 14706773417378608786704636184526;
            p = p * x - (795164235651350426258249787498 << 96);

            // We leave p in 2**192 basis so we don't need to scale it back up for the division.
            // q is monic by convention.
            int256 q = x + 5573035233440673466300451813936;
            q = ((q * x) >> 96) + 71694874799317883764090561454958;
            q = ((q * x) >> 96) + 283447036172924575727196451306956;
            q = ((q * x) >> 96) + 401686690394027663651624208769553;
            q = ((q * x) >> 96) + 204048457590392012362485061816622;
            q = ((q * x) >> 96) + 31853899698501571402653359427138;
            q = ((q * x) >> 96) + 909429971244387300277376558375;
            assembly {
                // Div in assembly because solidity adds a zero check despite the unchecked.
                // The q polynomial is known not to have zeros in the domain.
                // No scaling required because p is already 2**96 too large.
                r := sdiv(p, q)
            }

            // r is in the range (0, 0.125) * 2**96

            // Finalization, we need to:
            // * multiply by the scale factor s = 5.549…
            // * add ln(2**96 / 10**18)
            // * add k * ln(2)
            // * multiply by 10**18 / 2**96 = 5**18 >> 78

            // mul s * 5e18 * 2**96, base is now 5**18 * 2**192
            r *= 1677202110996718588342820967067443963516166;
            // add ln(2) * k * 5e18 * 2**192
            r += 16597577552685614221487285958193947469193820559219878177908093499208371 * k;
            // add ln(2**96 / 10**18) * 5e18 * 2**192
            r += 600920179829731861736702779321621459595472258049074101567377883020018308;
            // base conversion: mul 2**18 / 2**192
            r >>= 174;
        }
    }

    /*´:°•.°+.*•´.*:˚.°*.˚•´.°:°•.°•.*•´.*:˚.°*.˚•´.°:°•.°+.*•´.*:*/
    /*                  GENERAL NUMBER UTILITIES                  */
    /*.•°:°.´+˚.*°.˚:*.´•*.+°.•°:´*.´•*.•°.•°:°.´:•˚°.*°.˚:*.´+°.•*/

    /// @dev Returns `floor(x * y / denominator)`.
    /// Reverts if `x * y` overflows, or `denominator` is zero.
    function mulDivDown(
        uint256 x,
        uint256 y,
        uint256 denominator
    ) internal pure returns (uint256 z) {
        assembly {
            // Equivalent to require(denominator != 0 && (y == 0 || x <= type(uint256).max / y))
            if iszero(mul(denominator, iszero(mul(y, gt(x, div(not(0), y)))))) {
                // Store the function selector of `MulDivFailed()`.
                mstore(0x00, 0xad251c27)
                // Revert with (offset, size).
                revert(0x1c, 0x04)
            }
            z := div(mul(x, y), denominator)
        }
    }

    /// @dev Returns `ceil(x * y / denominator)`.
    /// Reverts if `x * y` overflows, or `denominator` is zero.
    function mulDivUp(
        uint256 x,
        uint256 y,
        uint256 denominator
    ) internal pure returns (uint256 z) {
        assembly {
            // Equivalent to require(denominator != 0 && (y == 0 || x <= type(uint256).max / y))
            if iszero(mul(denominator, iszero(mul(y, gt(x, div(not(0), y)))))) {
                // Store the function selector of `MulDivFailed()`.
                mstore(0x00, 0xad251c27)
                // Revert with (offset, size).
                revert(0x1c, 0x04)
            }
            z := add(iszero(iszero(mod(mul(x, y), denominator))), div(mul(x, y), denominator))
        }
    }

    /// @dev Returns `ceil(x / denominator)`.
    /// Reverts if `denominator` is zero.
    function divUp(uint256 x, uint256 denominator) internal pure returns (uint256 z) {
        assembly {
            if iszero(denominator) {
                // Store the function selector of `DivFailed()`.
                mstore(0x00, 0x65244e4e)
                // Revert with (offset, size).
                revert(0x1c, 0x04)
            }
            z := add(iszero(iszero(mod(x, denominator))), div(x, denominator))
        }
    }

    /// @dev Returns `max(0, x - y)`.
    function zeroFloorSub(uint256 x, uint256 y) internal pure returns (uint256 z) {
        assembly {
            z := mul(gt(x, y), sub(x, y))
        }
    }

    /// @dev Returns the square root of `x`.
    function sqrt(uint256 x) internal pure returns (uint256 z) {
        assembly {
            // `floor(sqrt(2**15)) = 181`. `sqrt(2**15) - 181 = 2.84`.
            z := 181 // The "correct" value is 1, but this saves a multiplication later.

            // This segment is to get a reasonable initial estimate for the Babylonian method. With a bad
            // start, the correct # of bits increases ~linearly each iteration instead of ~quadratically.

            // Let `y = x / 2**r`.
            // We check `y >= 2**(k + 8)` but shift right by `k` bits
            // each branch to ensure that if `x >= 256`, then `y >= 256`.
            let r := shl(7, gt(x, 0xffffffffffffffffffffffffffffffffff))
            r := or(r, shl(6, gt(shr(r, x), 0xffffffffffffffffff)))
            r := or(r, shl(5, gt(shr(r, x), 0xffffffffff)))
            r := or(r, shl(4, gt(shr(r, x), 0xffffff)))
            z := shl(shr(1, r), z)

            // Goal was to get `z*z*y` within a small factor of `x`. More iterations could
            // get y in a tighter range. Currently, we will have y in `[256, 256*(2**16))`.
            // We ensured `y >= 256` so that the relative difference between `y` and `y+1` is small.
            // That's not possible if `x < 256` but we can just verify those cases exhaustively.

            // Now, `z*z*y <= x < z*z*(y+1)`, and `y <= 2**(16+8)`, and either `y >= 256`, or `x < 256`.
            // Correctness can be checked exhaustively for `x < 256`, so we assume `y >= 256`.
            // Then `z*sqrt(y)` is within `sqrt(257)/sqrt(256)` of `sqrt(x)`, or about 20bps.

            // For `s` in the range `[1/256, 256]`, the estimate `f(s) = (181/1024) * (s+1)`
            // is in the range `(1/2.84 * sqrt(s), 2.84 * sqrt(s))`,
            // with largest error when `s = 1` and when `s = 256` or `1/256`.

            // Since `y` is in `[256, 256*(2**16))`, let `a = y/65536`, so that `a` is in `[1/256, 256)`.
            // Then we can estimate `sqrt(y)` using
            // `sqrt(65536) * 181/1024 * (a + 1) = 181/4 * (y + 65536)/65536 = 181 * (y + 65536)/2**18`.

            // There is no overflow risk here since `y < 2**136` after the first branch above.
            z := shr(18, mul(z, add(shr(r, x), 65536))) // A `mul()` is saved from starting `z` at 181.

            // Given the worst case multiplicative error of 2.84 above, 7 iterations should be enough.
            z := shr(1, add(z, div(x, z)))
            z := shr(1, add(z, div(x, z)))
            z := shr(1, add(z, div(x, z)))
            z := shr(1, add(z, div(x, z)))
            z := shr(1, add(z, div(x, z)))
            z := shr(1, add(z, div(x, z)))
            z := shr(1, add(z, div(x, z)))

            // If `x+1` is a perfect square, the Babylonian method cycles between
            // `floor(sqrt(x))` and `ceil(sqrt(x))`. This statement ensures we return floor.
            // See: https://en.wikipedia.org/wiki/Integer_square_root#Using_only_integer_division
            // Since the ceil is rare, we save gas on the assignment and repeat division in the rare case.
            // If you don't care whether the floor or ceil square root is returned, you can remove this statement.
            z := sub(z, lt(div(x, z), z))
        }
    }

    /// @dev Returns the factorial of `x`.
    function factorial(uint256 x) public pure returns (uint256 result) {
        unchecked {
            if (x < 11) {
                // prettier-ignore
                result = (0x375f0016260009d80004ec0002d00001e0000180000180000200000400001 >> (x * 22)) & 0x3fffff;
            } else if (x < 32) {
                result = 3628800;
                do {
                    result = result * x;
                    x = x - 1;
                } while (x != 10);
            } else if (x < 58) {
                // Just cheat lol.
                result = 8222838654177922817725562880000000;
                do {
                    result = result * x;
                    x = x - 1;
                } while (x != 31);
            } else {
                revert FactorialOverflow();
            }
        }
    }

    /// @dev Returns the log2 of `x`.
    /// Equivalent to computing the index of the most significant bit (MSB) of `x`.
    function log2(uint256 x) internal pure returns (uint256 r) {
        assembly {
            if iszero(x) {
                // Store the function selector of `Log2Undefined()`.
                mstore(0x00, 0x5be3aa5c)
                // Revert with (offset, size).
                revert(0x1c, 0x04)
            }

            r := shl(7, lt(0xffffffffffffffffffffffffffffffff, x))
            r := or(r, shl(6, lt(0xffffffffffffffff, shr(r, x))))
            r := or(r, shl(5, lt(0xffffffff, shr(r, x))))

            // For the remaining 32 bits, use a De Bruijn lookup.
            // See: https://graphics.stanford.edu/~seander/bithacks.html
            x := shr(r, x)
            x := or(x, shr(1, x))
            x := or(x, shr(2, x))
            x := or(x, shr(4, x))
            x := or(x, shr(8, x))
            x := or(x, shr(16, x))

            // prettier-ignore
            r := or(r, byte(shr(251, mul(x, shl(224, 0x07c4acdd))),
                0x0009010a0d15021d0b0e10121619031e080c141c0f111807131b17061a05041f))
        }
    }

    /// @dev Returns the averege of `x` and `y`.
    function avg(uint256 x, uint256 y) internal pure returns (uint256 z) {
        assembly {
            z := add(and(x, y), shr(1, xor(x, y)))
        }
    }

    /// @dev Returns the absolute value of `x`.
    function abs(int256 x) internal pure returns (uint256 z) {
        assembly {
            let mask := mul(shr(255, x), not(0))
            z := xor(mask, add(mask, x))
        }
    }

    /// @dev Returns the absolute distance between `x` and `y`.
    function dist(int256 x, int256 y) internal pure returns (uint256 z) {
        assembly {
            let a := sub(y, x)
            z := xor(a, mul(xor(a, sub(x, y)), sgt(x, y)))
        }
    }

    /// @dev Returns the minimum of `x` and `y`.
    function min(uint256 x, uint256 y) internal pure returns (uint256 z) {
        assembly {
            z := xor(x, mul(xor(x, y), lt(y, x)))
        }
    }

    /// @dev Returns the maximum of `x` and `y`.
    function max(uint256 x, uint256 y) internal pure returns (uint256 z) {
        assembly {
            z := xor(x, mul(xor(x, y), gt(y, x)))
        }
    }

    /// @dev Returns gcd of `x` and `y`.
    function gcd(uint256 x, uint256 y) internal pure returns (uint256 z) {
        assembly {
            // prettier-ignore
            for { z := x } y {} {
                let t := y
                y := mod(z, y)
                z := t
            }
        }
    }

    /// @dev Returns `x`, bounded to `minValue` and `maxValue`.
    function clamp(
        uint256 x,
        uint256 minValue,
        uint256 maxValue
    ) internal pure returns (uint256 z) {
        return min(max(x, minValue), maxValue);
    }
}

File 10 of 20 : OwnableRoles.sol
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.4;

/// @notice Simple single owner and multiroles authorization mixin.
/// @author Solady (https://github.com/vectorized/solady/blob/main/src/auth/OwnableRoles.sol)
/// @dev While the ownable portion follows [EIP-173](https://eips.ethereum.org/EIPS/eip-173)
/// for compatibility, the nomenclature for the 2-step ownership handover and roles
/// may be unique to this codebase.
abstract contract OwnableRoles {
    /*´:°•.°+.*•´.*:˚.°*.˚•´.°:°•.°•.*•´.*:˚.°*.˚•´.°:°•.°+.*•´.*:*/
    /*                       CUSTOM ERRORS                        */
    /*.•°:°.´+˚.*°.˚:*.´•*.+°.•°:´*.´•*.•°.•°:°.´:•˚°.*°.˚:*.´+°.•*/

    /// @dev The caller is not authorized to call the function.
    error Unauthorized();

    /// @dev The `newOwner` cannot be the zero address.
    error NewOwnerIsZeroAddress();

    /// @dev The `pendingOwner` does not have a valid handover request.
    error NoHandoverRequest();

    /// @dev `bytes4(keccak256(bytes("Unauthorized()")))`.
    uint256 private constant _UNAUTHORIZED_ERROR_SELECTOR = 0x82b42900;

    /// @dev `bytes4(keccak256(bytes("NewOwnerIsZeroAddress()")))`.
    uint256 private constant _NEW_OWNER_IS_ZERO_ADDRESS_ERROR_SELECTOR = 0x7448fbae;

    /// @dev `bytes4(keccak256(bytes("NoHandoverRequest()")))`.
    uint256 private constant _NO_HANDOVER_REQUEST_ERROR_SELECTOR = 0x6f5e8818;

    /*´:°•.°+.*•´.*:˚.°*.˚•´.°:°•.°•.*•´.*:˚.°*.˚•´.°:°•.°+.*•´.*:*/
    /*                           EVENTS                           */
    /*.•°:°.´+˚.*°.˚:*.´•*.+°.•°:´*.´•*.•°.•°:°.´:•˚°.*°.˚:*.´+°.•*/

    /// @dev The ownership is transferred from `oldOwner` to `newOwner`.
    /// This event is intentionally kept the same as OpenZeppelin's Ownable to be
    /// compatible with indexers and [EIP-173](https://eips.ethereum.org/EIPS/eip-173),
    /// despite it not being as lightweight as a single argument event.
    event OwnershipTransferred(address indexed oldOwner, address indexed newOwner);

    /// @dev An ownership handover to `pendingOwner` has been requested.
    event OwnershipHandoverRequested(address indexed pendingOwner);

    /// @dev The ownership handover to `pendingOwner` has been cancelled.
    event OwnershipHandoverCanceled(address indexed pendingOwner);

    /// @dev The `user`'s roles is updated to `roles`.
    /// Each bit of `roles` represents whether the role is set.
    event RolesUpdated(address indexed user, uint256 indexed roles);

    /// @dev `keccak256(bytes("OwnershipTransferred(address,address)"))`.
    uint256 private constant _OWNERSHIP_TRANSFERRED_EVENT_SIGNATURE =
        0x8be0079c531659141344cd1fd0a4f28419497f9722a3daafe3b4186f6b6457e0;

    /// @dev `keccak256(bytes("OwnershipHandoverRequested(address)"))`.
    uint256 private constant _OWNERSHIP_HANDOVER_REQUESTED_EVENT_SIGNATURE =
        0xdbf36a107da19e49527a7176a1babf963b4b0ff8cde35ee35d6cd8f1f9ac7e1d;

    /// @dev `keccak256(bytes("OwnershipHandoverCanceled(address)"))`.
    uint256 private constant _OWNERSHIP_HANDOVER_CANCELED_EVENT_SIGNATURE =
        0xfa7b8eab7da67f412cc9575ed43464468f9bfbae89d1675917346ca6d8fe3c92;

    /// @dev `keccak256(bytes("RolesUpdated(address,uint256)"))`.
    uint256 private constant _ROLES_UPDATED_EVENT_SIGNATURE =
        0x715ad5ce61fc9595c7b415289d59cf203f23a94fa06f04af7e489a0a76e1fe26;

    /*´:°•.°+.*•´.*:˚.°*.˚•´.°:°•.°•.*•´.*:˚.°*.˚•´.°:°•.°+.*•´.*:*/
    /*                          STORAGE                           */
    /*.•°:°.´+˚.*°.˚:*.´•*.+°.•°:´*.´•*.•°.•°:°.´:•˚°.*°.˚:*.´+°.•*/

    /// @dev The owner slot is given by: `not(_OWNER_SLOT_NOT)`.
    /// It is intentionally choosen to be a high value
    /// to avoid collision with lower slots.
    /// The choice of manual storage layout is to enable compatibility
    /// with both regular and upgradeable contracts.
    ///
    /// The role slot of `user` is given by:
    /// ```
    ///     mstore(0x00, or(shl(96, user), _OWNER_SLOT_NOT))
    ///     let roleSlot := keccak256(0x00, 0x20)
    /// ```
    /// This automatically ignores the upper bits of the `user` in case
    /// they are not clean, as well as keep the `keccak256` under 32-bytes.
    uint256 private constant _OWNER_SLOT_NOT = 0x8b78c6d8;

    /// The ownership handover slot of `newOwner` is given by:
    /// ```
    ///     mstore(0x00, or(shl(96, user), _HANDOVER_SLOT_SEED))
    ///     let handoverSlot := keccak256(0x00, 0x20)
    /// ```
    /// It stores the expiry timestamp of the two-step ownership handover.
    uint256 private constant _HANDOVER_SLOT_SEED = 0x389a75e1;

    /*´:°•.°+.*•´.*:˚.°*.˚•´.°:°•.°•.*•´.*:˚.°*.˚•´.°:°•.°+.*•´.*:*/
    /*                     INTERNAL FUNCTIONS                     */
    /*.•°:°.´+˚.*°.˚:*.´•*.+°.•°:´*.´•*.•°.•°:°.´:•˚°.*°.˚:*.´+°.•*/

    /// @dev Initializes the owner directly without authorization guard.
    /// This function must be called upon initialization,
    /// regardless of whether the contract is upgradeable or not.
    /// This is to enable generalization to both regular and upgradeable contracts,
    /// and to save gas in case the initial owner is not the caller.
    /// For performance reasons, this function will not check if there
    /// is an existing owner.
    function _initializeOwner(address newOwner) internal virtual {
        assembly {
            // Clean the upper 96 bits.
            newOwner := shr(96, shl(96, newOwner))
            // Store the new value.
            sstore(not(_OWNER_SLOT_NOT), newOwner)
            // Emit the {OwnershipTransferred} event.
            log3(0, 0, _OWNERSHIP_TRANSFERRED_EVENT_SIGNATURE, 0, newOwner)
        }
    }

    /// @dev Sets the owner directly without authorization guard.
    function _setOwner(address newOwner) internal virtual {
        assembly {
            let ownerSlot := not(_OWNER_SLOT_NOT)
            // Clean the upper 96 bits.
            newOwner := shr(96, shl(96, newOwner))
            // Emit the {OwnershipTransferred} event.
            log3(0, 0, _OWNERSHIP_TRANSFERRED_EVENT_SIGNATURE, sload(ownerSlot), newOwner)
            // Store the new value.
            sstore(ownerSlot, newOwner)
        }
    }

    /// @dev Grants the roles directly without authorization guard.
    /// Each bit of `roles` represents the role to turn on.
    function _grantRoles(address user, uint256 roles) internal virtual {
        assembly {
            // Compute the role slot.
            mstore(0x00, or(shl(96, user), _OWNER_SLOT_NOT))
            let roleSlot := keccak256(0x00, 0x20)
            // Load the current value and `or` it with `roles`.
            let newRoles := or(sload(roleSlot), roles)
            // Store the new value.
            sstore(roleSlot, newRoles)
            // Emit the {RolesUpdated} event.
            log3(0, 0, _ROLES_UPDATED_EVENT_SIGNATURE, shr(96, shl(96, user)), newRoles)
        }
    }

    /// @dev Removes the roles directly without authorization guard.
    /// Each bit of `roles` represents the role to turn off.
    function _removeRoles(address user, uint256 roles) internal virtual {
        assembly {
            // Compute the role slot.
            mstore(0x00, or(shl(96, user), _OWNER_SLOT_NOT))
            let roleSlot := keccak256(0x00, 0x20)
            // Load the current value.
            let currentRoles := sload(roleSlot)
            // Use `and` to compute the intersection of `currentRoles` and `roles`,
            // `xor` it with `currentRoles` to flip the bits in the intersection.
            let newRoles := xor(currentRoles, and(currentRoles, roles))
            // Then, store the new value.
            sstore(roleSlot, newRoles)
            // Emit the {RolesUpdated} event.
            log3(0, 0, _ROLES_UPDATED_EVENT_SIGNATURE, shr(96, shl(96, user)), newRoles)
        }
    }

    /*´:°•.°+.*•´.*:˚.°*.˚•´.°:°•.°•.*•´.*:˚.°*.˚•´.°:°•.°+.*•´.*:*/
    /*                  PUBLIC UPDATE FUNCTIONS                   */
    /*.•°:°.´+˚.*°.˚:*.´•*.+°.•°:´*.´•*.•°.•°:°.´:•˚°.*°.˚:*.´+°.•*/

    /// @dev Allows the owner to transfer the ownership to `newOwner`.
    function transferOwnership(address newOwner) public virtual onlyOwner {
        assembly {
            // Clean the upper 96 bits.
            newOwner := shr(96, shl(96, newOwner))
            // Reverts if the `newOwner` is the zero address.
            if iszero(newOwner) {
                mstore(0x00, _NEW_OWNER_IS_ZERO_ADDRESS_ERROR_SELECTOR)
                revert(0x1c, 0x04)
            }
            // Emit the {OwnershipTransferred} event.
            log3(0, 0, _OWNERSHIP_TRANSFERRED_EVENT_SIGNATURE, caller(), newOwner)
            // Store the new value.
            sstore(not(_OWNER_SLOT_NOT), newOwner)
        }
    }

    /// @dev Allows the owner to renounce their ownership.
    function renounceOwnership() public virtual onlyOwner {
        assembly {
            // Emit the {OwnershipTransferred} event.
            log3(0, 0, _OWNERSHIP_TRANSFERRED_EVENT_SIGNATURE, caller(), 0)
            // Store the new value.
            sstore(not(_OWNER_SLOT_NOT), 0)
        }
    }

    /// @dev Request a two-step ownership handover to the caller.
    /// The request will be automatically expire in 48 hours (172800 seconds) by default.
    function requestOwnershipHandover() public virtual {
        unchecked {
            uint256 expires = block.timestamp + ownershipHandoverValidFor();
            assembly {
                // Compute and set the handover slot to 1.
                mstore(0x00, or(shl(96, caller()), _HANDOVER_SLOT_SEED))
                sstore(keccak256(0x00, 0x20), expires)
                // Emit the {OwnershipHandoverRequested} event.
                log2(0, 0, _OWNERSHIP_HANDOVER_REQUESTED_EVENT_SIGNATURE, caller())
            }
        }
    }

    /// @dev Cancels the two-step ownership handover to the caller, if any.
    function cancelOwnershipHandover() public virtual {
        assembly {
            // Compute and set the handover slot to 0.
            mstore(0x00, or(shl(96, caller()), _HANDOVER_SLOT_SEED))
            sstore(keccak256(0x00, 0x20), 0)
            // Emit the {OwnershipHandoverCanceled} event.
            log2(0, 0, _OWNERSHIP_HANDOVER_CANCELED_EVENT_SIGNATURE, caller())
        }
    }

    /// @dev Allows the owner to complete the two-step ownership handover to `pendingOwner`.
    /// Reverts if there is no existing ownership handover requested by `pendingOwner`.
    function completeOwnershipHandover(address pendingOwner) public virtual onlyOwner {
        assembly {
            // Clean the upper 96 bits.
            pendingOwner := shr(96, shl(96, pendingOwner))
            // Compute and set the handover slot to 0.
            mstore(0x00, or(shl(96, pendingOwner), _HANDOVER_SLOT_SEED))
            let handoverSlot := keccak256(0x00, 0x20)
            // If the handover does not exist, or has expired.
            if gt(timestamp(), sload(handoverSlot)) {
                mstore(0x00, _NO_HANDOVER_REQUEST_ERROR_SELECTOR)
                revert(0x1c, 0x04)
            }
            // Set the handover slot to 0.
            sstore(handoverSlot, 0)
            // Emit the {OwnershipTransferred} event.
            log3(0, 0, _OWNERSHIP_TRANSFERRED_EVENT_SIGNATURE, caller(), pendingOwner)
            // Store the new value.
            sstore(not(_OWNER_SLOT_NOT), pendingOwner)
        }
    }

    /// @dev Allows the owner to grant `user` `roles`.
    /// If the `user` already has a role, then it will be an no-op for the role.
    function grantRoles(address user, uint256 roles) public virtual onlyOwner {
        _grantRoles(user, roles);
    }

    /// @dev Allows the owner to remove `user` `roles`.
    /// If the `user` does not have a role, then it will be an no-op for the role.
    function revokeRoles(address user, uint256 roles) public virtual onlyOwner {
        _removeRoles(user, roles);
    }

    /// @dev Allow the caller to remove their own roles.
    /// If the caller does not have a role, then it will be an no-op for the role.
    function renounceRoles(uint256 roles) public virtual {
        _removeRoles(msg.sender, roles);
    }

    /*´:°•.°+.*•´.*:˚.°*.˚•´.°:°•.°•.*•´.*:˚.°*.˚•´.°:°•.°+.*•´.*:*/
    /*                   PUBLIC READ FUNCTIONS                    */
    /*.•°:°.´+˚.*°.˚:*.´•*.+°.•°:´*.´•*.•°.•°:°.´:•˚°.*°.˚:*.´+°.•*/

    /// @dev Returns the owner of the contract.
    function owner() public view virtual returns (address result) {
        assembly {
            result := sload(not(_OWNER_SLOT_NOT))
        }
    }

    /// @dev Returns the expiry timestamp for the two-step ownership handover to `pendingOwner`.
    function ownershipHandoverExpiresAt(address pendingOwner) public view virtual returns (uint256 result) {
        assembly {
            // Compute the handover slot.
            mstore(0x00, or(shl(96, pendingOwner), _HANDOVER_SLOT_SEED))
            // Load the handover slot.
            result := sload(keccak256(0x00, 0x20))
        }
    }

    /// @dev Returns how long a two-step ownership handover is valid for in seconds.
    function ownershipHandoverValidFor() public view virtual returns (uint64) {
        return 48 * 3600;
    }

    /// @dev Returns whether `user` has any of `roles`.
    function hasAnyRole(address user, uint256 roles) public view virtual returns (bool result) {
        assembly {
            // Compute the role slot.
            mstore(0x00, or(shl(96, user), _OWNER_SLOT_NOT))
            // Load the stored value, and set the result to whether the
            // `and` intersection of the value and `roles` is not zero.
            result := iszero(iszero(and(sload(keccak256(0x00, 0x20)), roles)))
        }
    }

    /// @dev Returns whether `user` has all of `roles`.
    function hasAllRoles(address user, uint256 roles) public view virtual returns (bool result) {
        assembly {
            // Compute the role slot.
            mstore(0x00, or(shl(96, user), _OWNER_SLOT_NOT))
            // Whether the stored value is contains all the set bits in `roles`.
            result := eq(and(sload(keccak256(0x00, 0x20)), roles), roles)
        }
    }

    /// @dev Returns the roles of `user`.
    function rolesOf(address user) public view virtual returns (uint256 roles) {
        assembly {
            // Compute the role slot.
            mstore(0x00, or(shl(96, user), _OWNER_SLOT_NOT))
            // Load the stored value.
            roles := sload(keccak256(0x00, 0x20))
        }
    }

    /// @dev Convenience function to return a `roles` bitmap from the `ordinals`.
    /// This is meant for frontends like Etherscan, and is therefore not fully optimized.
    /// Not recommended to be called on-chain.
    function rolesFromOrdinals(uint8[] memory ordinals) public pure returns (uint256 roles) {
        assembly {
            // Skip the length slot.
            let o := add(ordinals, 0x20)
            // `shl` 5 is equivalent to multiplying by 0x20.
            let end := add(o, shl(5, mload(ordinals)))
            // prettier-ignore
            for {} iszero(eq(o, end)) { o := add(o, 0x20) } {
                roles := or(roles, shl(and(mload(o), 0xff), 1))
            }
        }
    }

    /// @dev Convenience function to return a `roles` bitmap from the `ordinals`.
    /// This is meant for frontends like Etherscan, and is therefore not fully optimized.
    /// Not recommended to be called on-chain.
    function ordinalsFromRoles(uint256 roles) public pure returns (uint8[] memory ordinals) {
        assembly {
            // Grab the pointer to the free memory.
            let ptr := add(mload(0x40), 0x20)
            // The absence of lookup tables, De Bruijn, etc., here is intentional for
            // smaller bytecode, as this function is not meant to be called on-chain.
            // prettier-ignore
            for { let i := 0 } 1 { i := add(i, 1) } {
                mstore(ptr, i)
                // `shr` 5 is equivalent to multiplying by 0x20.
                // Push back into the ordinals array if the bit is set.
                ptr := add(ptr, shl(5, and(roles, 1)))
                roles := shr(1, roles)
                // prettier-ignore
                if iszero(roles) { break }
            }
            // Set `ordinals` to the start of the free memory.
            ordinals := mload(0x40)
            // Allocate the memory.
            mstore(0x40, ptr)
            // Store the length of `ordinals`.
            mstore(ordinals, shr(5, sub(ptr, add(ordinals, 0x20))))
        }
    }

    /*´:°•.°+.*•´.*:˚.°*.˚•´.°:°•.°•.*•´.*:˚.°*.˚•´.°:°•.°+.*•´.*:*/
    /*                         MODIFIERS                          */
    /*.•°:°.´+˚.*°.˚:*.´•*.+°.•°:´*.´•*.•°.•°:°.´:•˚°.*°.˚:*.´+°.•*/

    /// @dev Marks a function as only callable by the owner.
    modifier onlyOwner() virtual {
        assembly {
            // If the caller is not the stored owner, revert.
            if iszero(eq(caller(), sload(not(_OWNER_SLOT_NOT)))) {
                mstore(0x00, _UNAUTHORIZED_ERROR_SELECTOR)
                revert(0x1c, 0x04)
            }
        }
        _;
    }

    /// @dev Marks a function as only callable by an account with `roles`.
    modifier onlyRoles(uint256 roles) virtual {
        assembly {
            // Compute the role slot.
            mstore(0x00, or(shl(96, caller()), _OWNER_SLOT_NOT))
            // Load the stored value, and if the `and` intersection
            // of the value and `roles` is zero, revert.
            if iszero(and(sload(keccak256(0x00, 0x20)), roles)) {
                mstore(0x00, _UNAUTHORIZED_ERROR_SELECTOR)
                revert(0x1c, 0x04)
            }
        }
        _;
    }

    /// @dev Marks a function as only callable by the owner or by an account
    /// with `roles`. Checks for ownership first, then lazily checks for roles.
    modifier onlyOwnerOrRoles(uint256 roles) virtual {
        assembly {
            // If the caller is not the stored owner.
            if iszero(eq(caller(), sload(not(_OWNER_SLOT_NOT)))) {
                // Compute the role slot.
                mstore(0x00, or(shl(96, caller()), _OWNER_SLOT_NOT))
                // Load the stored value, and if the `and` intersection
                // of the value and `roles` is zero, revert.
                if iszero(and(sload(keccak256(0x00, 0x20)), roles)) {
                    mstore(0x00, _UNAUTHORIZED_ERROR_SELECTOR)
                    revert(0x1c, 0x04)
                }
            }
        }
        _;
    }

    /// @dev Marks a function as only callable by an account with `roles`
    /// or the owner. Checks for roles first, then lazily checks for ownership.
    modifier onlyRolesOrOwner(uint256 roles) virtual {
        assembly {
            // Compute the role slot.
            mstore(0x00, or(shl(96, caller()), _OWNER_SLOT_NOT))
            // Load the stored value, and if the `and` intersection
            // of the value and `roles` is zero, revert.
            if iszero(and(sload(keccak256(0x00, 0x20)), roles)) {
                // If the caller is not the stored owner.
                if iszero(eq(caller(), sload(not(_OWNER_SLOT_NOT)))) {
                    mstore(0x00, _UNAUTHORIZED_ERROR_SELECTOR)
                    revert(0x1c, 0x04)
                }
            }
        }
        _;
    }

    /*´:°•.°+.*•´.*:˚.°*.˚•´.°:°•.°•.*•´.*:˚.°*.˚•´.°:°•.°+.*•´.*:*/
    /*                       ROLE CONSTANTS                       */
    /*.•°:°.´+˚.*°.˚:*.´•*.+°.•°:´*.´•*.•°.•°:°.´:•˚°.*°.˚:*.´+°.•*/

    // IYKYK

    uint256 internal constant _ROLE_0 = 1 << 0;
    uint256 internal constant _ROLE_1 = 1 << 1;
    uint256 internal constant _ROLE_2 = 1 << 2;
    uint256 internal constant _ROLE_3 = 1 << 3;
    uint256 internal constant _ROLE_4 = 1 << 4;
    uint256 internal constant _ROLE_5 = 1 << 5;
    uint256 internal constant _ROLE_6 = 1 << 6;
    uint256 internal constant _ROLE_7 = 1 << 7;
    uint256 internal constant _ROLE_8 = 1 << 8;
    uint256 internal constant _ROLE_9 = 1 << 9;
    uint256 internal constant _ROLE_10 = 1 << 10;
    uint256 internal constant _ROLE_11 = 1 << 11;
    uint256 internal constant _ROLE_12 = 1 << 12;
    uint256 internal constant _ROLE_13 = 1 << 13;
    uint256 internal constant _ROLE_14 = 1 << 14;
    uint256 internal constant _ROLE_15 = 1 << 15;
    uint256 internal constant _ROLE_16 = 1 << 16;
    uint256 internal constant _ROLE_17 = 1 << 17;
    uint256 internal constant _ROLE_18 = 1 << 18;
    uint256 internal constant _ROLE_19 = 1 << 19;
    uint256 internal constant _ROLE_20 = 1 << 20;
    uint256 internal constant _ROLE_21 = 1 << 21;
    uint256 internal constant _ROLE_22 = 1 << 22;
    uint256 internal constant _ROLE_23 = 1 << 23;
    uint256 internal constant _ROLE_24 = 1 << 24;
    uint256 internal constant _ROLE_25 = 1 << 25;
    uint256 internal constant _ROLE_26 = 1 << 26;
    uint256 internal constant _ROLE_27 = 1 << 27;
    uint256 internal constant _ROLE_28 = 1 << 28;
    uint256 internal constant _ROLE_29 = 1 << 29;
    uint256 internal constant _ROLE_30 = 1 << 30;
    uint256 internal constant _ROLE_31 = 1 << 31;
    uint256 internal constant _ROLE_32 = 1 << 32;
    uint256 internal constant _ROLE_33 = 1 << 33;
    uint256 internal constant _ROLE_34 = 1 << 34;
    uint256 internal constant _ROLE_35 = 1 << 35;
    uint256 internal constant _ROLE_36 = 1 << 36;
    uint256 internal constant _ROLE_37 = 1 << 37;
    uint256 internal constant _ROLE_38 = 1 << 38;
    uint256 internal constant _ROLE_39 = 1 << 39;
    uint256 internal constant _ROLE_40 = 1 << 40;
    uint256 internal constant _ROLE_41 = 1 << 41;
    uint256 internal constant _ROLE_42 = 1 << 42;
    uint256 internal constant _ROLE_43 = 1 << 43;
    uint256 internal constant _ROLE_44 = 1 << 44;
    uint256 internal constant _ROLE_45 = 1 << 45;
    uint256 internal constant _ROLE_46 = 1 << 46;
    uint256 internal constant _ROLE_47 = 1 << 47;
    uint256 internal constant _ROLE_48 = 1 << 48;
    uint256 internal constant _ROLE_49 = 1 << 49;
    uint256 internal constant _ROLE_50 = 1 << 50;
    uint256 internal constant _ROLE_51 = 1 << 51;
    uint256 internal constant _ROLE_52 = 1 << 52;
    uint256 internal constant _ROLE_53 = 1 << 53;
    uint256 internal constant _ROLE_54 = 1 << 54;
    uint256 internal constant _ROLE_55 = 1 << 55;
    uint256 internal constant _ROLE_56 = 1 << 56;
    uint256 internal constant _ROLE_57 = 1 << 57;
    uint256 internal constant _ROLE_58 = 1 << 58;
    uint256 internal constant _ROLE_59 = 1 << 59;
    uint256 internal constant _ROLE_60 = 1 << 60;
    uint256 internal constant _ROLE_61 = 1 << 61;
    uint256 internal constant _ROLE_62 = 1 << 62;
    uint256 internal constant _ROLE_63 = 1 << 63;
    uint256 internal constant _ROLE_64 = 1 << 64;
    uint256 internal constant _ROLE_65 = 1 << 65;
    uint256 internal constant _ROLE_66 = 1 << 66;
    uint256 internal constant _ROLE_67 = 1 << 67;
    uint256 internal constant _ROLE_68 = 1 << 68;
    uint256 internal constant _ROLE_69 = 1 << 69;
    uint256 internal constant _ROLE_70 = 1 << 70;
    uint256 internal constant _ROLE_71 = 1 << 71;
    uint256 internal constant _ROLE_72 = 1 << 72;
    uint256 internal constant _ROLE_73 = 1 << 73;
    uint256 internal constant _ROLE_74 = 1 << 74;
    uint256 internal constant _ROLE_75 = 1 << 75;
    uint256 internal constant _ROLE_76 = 1 << 76;
    uint256 internal constant _ROLE_77 = 1 << 77;
    uint256 internal constant _ROLE_78 = 1 << 78;
    uint256 internal constant _ROLE_79 = 1 << 79;
    uint256 internal constant _ROLE_80 = 1 << 80;
    uint256 internal constant _ROLE_81 = 1 << 81;
    uint256 internal constant _ROLE_82 = 1 << 82;
    uint256 internal constant _ROLE_83 = 1 << 83;
    uint256 internal constant _ROLE_84 = 1 << 84;
    uint256 internal constant _ROLE_85 = 1 << 85;
    uint256 internal constant _ROLE_86 = 1 << 86;
    uint256 internal constant _ROLE_87 = 1 << 87;
    uint256 internal constant _ROLE_88 = 1 << 88;
    uint256 internal constant _ROLE_89 = 1 << 89;
    uint256 internal constant _ROLE_90 = 1 << 90;
    uint256 internal constant _ROLE_91 = 1 << 91;
    uint256 internal constant _ROLE_92 = 1 << 92;
    uint256 internal constant _ROLE_93 = 1 << 93;
    uint256 internal constant _ROLE_94 = 1 << 94;
    uint256 internal constant _ROLE_95 = 1 << 95;
    uint256 internal constant _ROLE_96 = 1 << 96;
    uint256 internal constant _ROLE_97 = 1 << 97;
    uint256 internal constant _ROLE_98 = 1 << 98;
    uint256 internal constant _ROLE_99 = 1 << 99;
    uint256 internal constant _ROLE_100 = 1 << 100;
    uint256 internal constant _ROLE_101 = 1 << 101;
    uint256 internal constant _ROLE_102 = 1 << 102;
    uint256 internal constant _ROLE_103 = 1 << 103;
    uint256 internal constant _ROLE_104 = 1 << 104;
    uint256 internal constant _ROLE_105 = 1 << 105;
    uint256 internal constant _ROLE_106 = 1 << 106;
    uint256 internal constant _ROLE_107 = 1 << 107;
    uint256 internal constant _ROLE_108 = 1 << 108;
    uint256 internal constant _ROLE_109 = 1 << 109;
    uint256 internal constant _ROLE_110 = 1 << 110;
    uint256 internal constant _ROLE_111 = 1 << 111;
    uint256 internal constant _ROLE_112 = 1 << 112;
    uint256 internal constant _ROLE_113 = 1 << 113;
    uint256 internal constant _ROLE_114 = 1 << 114;
    uint256 internal constant _ROLE_115 = 1 << 115;
    uint256 internal constant _ROLE_116 = 1 << 116;
    uint256 internal constant _ROLE_117 = 1 << 117;
    uint256 internal constant _ROLE_118 = 1 << 118;
    uint256 internal constant _ROLE_119 = 1 << 119;
    uint256 internal constant _ROLE_120 = 1 << 120;
    uint256 internal constant _ROLE_121 = 1 << 121;
    uint256 internal constant _ROLE_122 = 1 << 122;
    uint256 internal constant _ROLE_123 = 1 << 123;
    uint256 internal constant _ROLE_124 = 1 << 124;
    uint256 internal constant _ROLE_125 = 1 << 125;
    uint256 internal constant _ROLE_126 = 1 << 126;
    uint256 internal constant _ROLE_127 = 1 << 127;
    uint256 internal constant _ROLE_128 = 1 << 128;
    uint256 internal constant _ROLE_129 = 1 << 129;
    uint256 internal constant _ROLE_130 = 1 << 130;
    uint256 internal constant _ROLE_131 = 1 << 131;
    uint256 internal constant _ROLE_132 = 1 << 132;
    uint256 internal constant _ROLE_133 = 1 << 133;
    uint256 internal constant _ROLE_134 = 1 << 134;
    uint256 internal constant _ROLE_135 = 1 << 135;
    uint256 internal constant _ROLE_136 = 1 << 136;
    uint256 internal constant _ROLE_137 = 1 << 137;
    uint256 internal constant _ROLE_138 = 1 << 138;
    uint256 internal constant _ROLE_139 = 1 << 139;
    uint256 internal constant _ROLE_140 = 1 << 140;
    uint256 internal constant _ROLE_141 = 1 << 141;
    uint256 internal constant _ROLE_142 = 1 << 142;
    uint256 internal constant _ROLE_143 = 1 << 143;
    uint256 internal constant _ROLE_144 = 1 << 144;
    uint256 internal constant _ROLE_145 = 1 << 145;
    uint256 internal constant _ROLE_146 = 1 << 146;
    uint256 internal constant _ROLE_147 = 1 << 147;
    uint256 internal constant _ROLE_148 = 1 << 148;
    uint256 internal constant _ROLE_149 = 1 << 149;
    uint256 internal constant _ROLE_150 = 1 << 150;
    uint256 internal constant _ROLE_151 = 1 << 151;
    uint256 internal constant _ROLE_152 = 1 << 152;
    uint256 internal constant _ROLE_153 = 1 << 153;
    uint256 internal constant _ROLE_154 = 1 << 154;
    uint256 internal constant _ROLE_155 = 1 << 155;
    uint256 internal constant _ROLE_156 = 1 << 156;
    uint256 internal constant _ROLE_157 = 1 << 157;
    uint256 internal constant _ROLE_158 = 1 << 158;
    uint256 internal constant _ROLE_159 = 1 << 159;
    uint256 internal constant _ROLE_160 = 1 << 160;
    uint256 internal constant _ROLE_161 = 1 << 161;
    uint256 internal constant _ROLE_162 = 1 << 162;
    uint256 internal constant _ROLE_163 = 1 << 163;
    uint256 internal constant _ROLE_164 = 1 << 164;
    uint256 internal constant _ROLE_165 = 1 << 165;
    uint256 internal constant _ROLE_166 = 1 << 166;
    uint256 internal constant _ROLE_167 = 1 << 167;
    uint256 internal constant _ROLE_168 = 1 << 168;
    uint256 internal constant _ROLE_169 = 1 << 169;
    uint256 internal constant _ROLE_170 = 1 << 170;
    uint256 internal constant _ROLE_171 = 1 << 171;
    uint256 internal constant _ROLE_172 = 1 << 172;
    uint256 internal constant _ROLE_173 = 1 << 173;
    uint256 internal constant _ROLE_174 = 1 << 174;
    uint256 internal constant _ROLE_175 = 1 << 175;
    uint256 internal constant _ROLE_176 = 1 << 176;
    uint256 internal constant _ROLE_177 = 1 << 177;
    uint256 internal constant _ROLE_178 = 1 << 178;
    uint256 internal constant _ROLE_179 = 1 << 179;
    uint256 internal constant _ROLE_180 = 1 << 180;
    uint256 internal constant _ROLE_181 = 1 << 181;
    uint256 internal constant _ROLE_182 = 1 << 182;
    uint256 internal constant _ROLE_183 = 1 << 183;
    uint256 internal constant _ROLE_184 = 1 << 184;
    uint256 internal constant _ROLE_185 = 1 << 185;
    uint256 internal constant _ROLE_186 = 1 << 186;
    uint256 internal constant _ROLE_187 = 1 << 187;
    uint256 internal constant _ROLE_188 = 1 << 188;
    uint256 internal constant _ROLE_189 = 1 << 189;
    uint256 internal constant _ROLE_190 = 1 << 190;
    uint256 internal constant _ROLE_191 = 1 << 191;
    uint256 internal constant _ROLE_192 = 1 << 192;
    uint256 internal constant _ROLE_193 = 1 << 193;
    uint256 internal constant _ROLE_194 = 1 << 194;
    uint256 internal constant _ROLE_195 = 1 << 195;
    uint256 internal constant _ROLE_196 = 1 << 196;
    uint256 internal constant _ROLE_197 = 1 << 197;
    uint256 internal constant _ROLE_198 = 1 << 198;
    uint256 internal constant _ROLE_199 = 1 << 199;
    uint256 internal constant _ROLE_200 = 1 << 200;
    uint256 internal constant _ROLE_201 = 1 << 201;
    uint256 internal constant _ROLE_202 = 1 << 202;
    uint256 internal constant _ROLE_203 = 1 << 203;
    uint256 internal constant _ROLE_204 = 1 << 204;
    uint256 internal constant _ROLE_205 = 1 << 205;
    uint256 internal constant _ROLE_206 = 1 << 206;
    uint256 internal constant _ROLE_207 = 1 << 207;
    uint256 internal constant _ROLE_208 = 1 << 208;
    uint256 internal constant _ROLE_209 = 1 << 209;
    uint256 internal constant _ROLE_210 = 1 << 210;
    uint256 internal constant _ROLE_211 = 1 << 211;
    uint256 internal constant _ROLE_212 = 1 << 212;
    uint256 internal constant _ROLE_213 = 1 << 213;
    uint256 internal constant _ROLE_214 = 1 << 214;
    uint256 internal constant _ROLE_215 = 1 << 215;
    uint256 internal constant _ROLE_216 = 1 << 216;
    uint256 internal constant _ROLE_217 = 1 << 217;
    uint256 internal constant _ROLE_218 = 1 << 218;
    uint256 internal constant _ROLE_219 = 1 << 219;
    uint256 internal constant _ROLE_220 = 1 << 220;
    uint256 internal constant _ROLE_221 = 1 << 221;
    uint256 internal constant _ROLE_222 = 1 << 222;
    uint256 internal constant _ROLE_223 = 1 << 223;
    uint256 internal constant _ROLE_224 = 1 << 224;
    uint256 internal constant _ROLE_225 = 1 << 225;
    uint256 internal constant _ROLE_226 = 1 << 226;
    uint256 internal constant _ROLE_227 = 1 << 227;
    uint256 internal constant _ROLE_228 = 1 << 228;
    uint256 internal constant _ROLE_229 = 1 << 229;
    uint256 internal constant _ROLE_230 = 1 << 230;
    uint256 internal constant _ROLE_231 = 1 << 231;
    uint256 internal constant _ROLE_232 = 1 << 232;
    uint256 internal constant _ROLE_233 = 1 << 233;
    uint256 internal constant _ROLE_234 = 1 << 234;
    uint256 internal constant _ROLE_235 = 1 << 235;
    uint256 internal constant _ROLE_236 = 1 << 236;
    uint256 internal constant _ROLE_237 = 1 << 237;
    uint256 internal constant _ROLE_238 = 1 << 238;
    uint256 internal constant _ROLE_239 = 1 << 239;
    uint256 internal constant _ROLE_240 = 1 << 240;
    uint256 internal constant _ROLE_241 = 1 << 241;
    uint256 internal constant _ROLE_242 = 1 << 242;
    uint256 internal constant _ROLE_243 = 1 << 243;
    uint256 internal constant _ROLE_244 = 1 << 244;
    uint256 internal constant _ROLE_245 = 1 << 245;
    uint256 internal constant _ROLE_246 = 1 << 246;
    uint256 internal constant _ROLE_247 = 1 << 247;
    uint256 internal constant _ROLE_248 = 1 << 248;
    uint256 internal constant _ROLE_249 = 1 << 249;
    uint256 internal constant _ROLE_250 = 1 << 250;
    uint256 internal constant _ROLE_251 = 1 << 251;
    uint256 internal constant _ROLE_252 = 1 << 252;
    uint256 internal constant _ROLE_253 = 1 << 253;
    uint256 internal constant _ROLE_254 = 1 << 254;
    uint256 internal constant _ROLE_255 = 1 << 255;
}

File 11 of 20 : ISoundEditionV1.sol
// SPDX-License-Identifier: GPL-3.0-or-later
pragma solidity ^0.8.16;

import { IERC721AUpgradeable } from "chiru-labs/ERC721A-Upgradeable/IERC721AUpgradeable.sol";
import { IERC2981Upgradeable } from "openzeppelin-upgradeable/interfaces/IERC2981Upgradeable.sol";
import { IERC165Upgradeable } from "openzeppelin-upgradeable/utils/introspection/IERC165Upgradeable.sol";

import { IMetadataModule } from "./IMetadataModule.sol";

/**
 * @dev The information pertaining to this edition.
 */
struct EditionInfo {
    // Base URI for the tokenId.
    string baseURI;
    // Contract URI for OpenSea storefront.
    string contractURI;
    // Name of the collection.
    string name;
    // Symbol of the collection.
    string symbol;
    // Address that receives primary and secondary royalties.
    address fundingRecipient;
    // The current max mintable amount;
    uint32 editionMaxMintable;
    // The lower limit of the maximum number of tokens that can be minted.
    uint32 editionMaxMintableUpper;
    // The upper limit of the maximum number of tokens that can be minted.
    uint32 editionMaxMintableLower;
    // The timestamp (in seconds since unix epoch) after which the
    // max amount of tokens mintable will drop from
    // `maxMintableUpper` to `maxMintableLower`.
    uint32 editionCutoffTime;
    // Address of metadata module, address(0x00) if not used.
    address metadataModule;
    // The current mint randomness value.
    uint256 mintRandomness;
    // The royalty BPS (basis points).
    uint16 royaltyBPS;
    // Whether the mint randomness is enabled.
    bool mintRandomnessEnabled;
    // Whether the mint has concluded.
    bool mintConcluded;
    // Whether the metadata has been frozen.
    bool isMetadataFrozen;
    // Next token ID to be minted.
    uint256 nextTokenId;
    // Total number of tokens burned.
    uint256 totalBurned;
    // Total number of tokens minted.
    uint256 totalMinted;
    // Total number of tokens currently in existence.
    uint256 totalSupply;
}

/**
 * @title ISoundEditionV1
 * @notice The interface for Sound edition contracts.
 */
interface ISoundEditionV1 is IERC721AUpgradeable, IERC2981Upgradeable {
    // =============================================================
    //                            EVENTS
    // =============================================================

    /**
     * @dev Emitted when the metadata module is set.
     * @param metadataModule the address of the metadata module.
     */
    event MetadataModuleSet(address metadataModule);

    /**
     * @dev Emitted when the `baseURI` is set.
     * @param baseURI the base URI of the edition.
     */
    event BaseURISet(string baseURI);

    /**
     * @dev Emitted when the `contractURI` is set.
     * @param contractURI The contract URI of the edition.
     */
    event ContractURISet(string contractURI);

    /**
     * @dev Emitted when the metadata is frozen (e.g.: `baseURI` can no longer be changed).
     * @param metadataModule The address of the metadata module.
     * @param baseURI        The base URI of the edition.
     * @param contractURI    The contract URI of the edition.
     */
    event MetadataFrozen(address metadataModule, string baseURI, string contractURI);

    /**
     * @dev Emitted when the `fundingRecipient` is set.
     * @param fundingRecipient The address of the funding recipient.
     */
    event FundingRecipientSet(address fundingRecipient);

    /**
     * @dev Emitted when the `royaltyBPS` is set.
     * @param bps The new royalty, measured in basis points.
     */
    event RoyaltySet(uint16 bps);

    /**
     * @dev Emitted when the edition's maximum mintable token quantity range is set.
     * @param editionMaxMintableLower_ The lower limit of the maximum number of tokens that can be minted.
     * @param editionMaxMintableUpper_ The upper limit of the maximum number of tokens that can be minted.
     */
    event EditionMaxMintableRangeSet(uint32 editionMaxMintableLower_, uint32 editionMaxMintableUpper_);

    /**
     * @dev Emitted when the edition's cutoff time set.
     * @param editionCutoffTime_ The timestamp.
     */
    event EditionCutoffTimeSet(uint32 editionCutoffTime_);

    /**
     * @dev Emitted when the `mintRandomnessEnabled` is set.
     * @param mintRandomnessEnabled_ The boolean value.
     */
    event MintRandomnessEnabledSet(bool mintRandomnessEnabled_);

    /**
     * @dev Emitted upon initialization.
     * @param edition_                 The address of the edition.
     * @param name_                    Name of the collection.
     * @param symbol_                  Symbol of the collection.
     * @param metadataModule_          Address of metadata module, address(0x00) if not used.
     * @param baseURI_                 Base URI.
     * @param contractURI_             Contract URI for OpenSea storefront.
     * @param fundingRecipient_        Address that receives primary and secondary royalties.
     * @param royaltyBPS_              Royalty amount in bps (basis points).
     * @param editionMaxMintableLower_ The lower bound of the max mintable quantity for the edition.
     * @param editionMaxMintableUpper_ The upper bound of the max mintable quantity for the edition.
     * @param editionCutoffTime_       The timestamp after which `editionMaxMintable` drops from
     *                                 `editionMaxMintableUpper` to
     *                                 `max(_totalMinted(), editionMaxMintableLower)`.
     * @param flags_                   The bitwise OR result of the initialization flags.
     *                                 See: {METADATA_IS_FROZEN_FLAG}
     *                                 See: {MINT_RANDOMNESS_ENABLED_FLAG}
     */
    event SoundEditionInitialized(
        address indexed edition_,
        string name_,
        string symbol_,
        address metadataModule_,
        string baseURI_,
        string contractURI_,
        address fundingRecipient_,
        uint16 royaltyBPS_,
        uint32 editionMaxMintableLower_,
        uint32 editionMaxMintableUpper_,
        uint32 editionCutoffTime_,
        uint8 flags_
    );

    // =============================================================
    //                            ERRORS
    // =============================================================

    /**
     * @dev The edition's metadata is frozen (e.g.: `baseURI` can no longer be changed).
     */
    error MetadataIsFrozen();

    /**
     * @dev The given `royaltyBPS` is invalid.
     */
    error InvalidRoyaltyBPS();

    /**
     * @dev The given `randomnessLockedAfterMinted` value is invalid.
     */
    error InvalidRandomnessLock();

    /**
     * @dev The requested quantity exceeds the edition's remaining mintable token quantity.
     * @param available The number of tokens remaining available for mint.
     */
    error ExceedsEditionAvailableSupply(uint32 available);

    /**
     * @dev The given amount is invalid.
     */
    error InvalidAmount();

    /**
     * @dev The given `fundingRecipient` address is invalid.
     */
    error InvalidFundingRecipient();

    /**
     * @dev The `editionMaxMintableLower` must not be greater than `editionMaxMintableUpper`.
     */
    error InvalidEditionMaxMintableRange();

    /**
     * @dev The `editionMaxMintable` has already been reached.
     */
    error MaximumHasAlreadyBeenReached();

    /**
     * @dev The mint `quantity` cannot exceed `ADDRESS_BATCH_MINT_LIMIT` tokens.
     */
    error ExceedsAddressBatchMintLimit();

    /**
     * @dev The mint randomness has already been revealed.
     */
    error MintRandomnessAlreadyRevealed();

    /**
     * @dev No addresses to airdrop.
     */
    error NoAddressesToAirdrop();

    /**
     * @dev The mint has already concluded.
     */
    error MintHasConcluded();

    /**
     * @dev Cannot perform the operation after a token has been minted.
     */
    error MintsAlreadyExist();

    // =============================================================
    //               PUBLIC / EXTERNAL WRITE FUNCTIONS
    // =============================================================

    /**
     * @dev Initializes the contract.
     * @param name_                    Name of the collection.
     * @param symbol_                  Symbol of the collection.
     * @param metadataModule_          Address of metadata module, address(0x00) if not used.
     * @param baseURI_                 Base URI.
     * @param contractURI_             Contract URI for OpenSea storefront.
     * @param fundingRecipient_        Address that receives primary and secondary royalties.
     * @param royaltyBPS_              Royalty amount in bps (basis points).
     * @param editionMaxMintableLower_ The lower bound of the max mintable quantity for the edition.
     * @param editionMaxMintableUpper_ The upper bound of the max mintable quantity for the edition.
     * @param editionCutoffTime_       The timestamp after which `editionMaxMintable` drops from
     *                                 `editionMaxMintableUpper` to
     *                                 `max(_totalMinted(), editionMaxMintableLower)`.
     * @param flags_                   The bitwise OR result of the initialization flags.
     *                                 See: {METADATA_IS_FROZEN_FLAG}
     *                                 See: {MINT_RANDOMNESS_ENABLED_FLAG}
     */
    function initialize(
        string memory name_,
        string memory symbol_,
        address metadataModule_,
        string memory baseURI_,
        string memory contractURI_,
        address fundingRecipient_,
        uint16 royaltyBPS_,
        uint32 editionMaxMintableLower_,
        uint32 editionMaxMintableUpper_,
        uint32 editionCutoffTime_,
        uint8 flags_
    ) external;

    /**
     * @dev Mints `quantity` tokens to addrress `to`
     *      Each token will be assigned a token ID that is consecutively increasing.
     *
     * Calling conditions:
     * - The caller must be the owner of the contract, or have either the
     *   `ADMIN_ROLE`, `MINTER_ROLE`, which can be granted via {grantRole}.
     *   Multiple minters, such as different minter contracts,
     *   can be authorized simultaneously.
     *
     * @param to       Address to mint to.
     * @param quantity Number of tokens to mint.
     * @return fromTokenId The first token ID minted.
     */
    function mint(address to, uint256 quantity) external payable returns (uint256 fromTokenId);

    /**
     * @dev Mints `quantity` tokens to each of the addresses in `to`.
     *
     * Calling conditions:
     * - The caller must be the owner of the contract, or have the
     *   `ADMIN_ROLE`, which can be granted via {grantRole}.
     *
     * @param to           Address to mint to.
     * @param quantity     Number of tokens to mint.
     * @return fromTokenId The first token ID minted.
     */
    function airdrop(address[] calldata to, uint256 quantity) external returns (uint256 fromTokenId);

    /**
     * @dev Withdraws collected ETH royalties to the fundingRecipient.
     */
    function withdrawETH() external;

    /**
     * @dev Withdraws collected ERC20 royalties to the fundingRecipient.
     * @param tokens array of ERC20 tokens to withdraw
     */
    function withdrawERC20(address[] calldata tokens) external;

    /**
     * @dev Sets metadata module.
     *
     * Calling conditions:
     * - The caller must be the owner of the contract, or have the `ADMIN_ROLE`.
     *
     * @param metadataModule Address of metadata module.
     */
    function setMetadataModule(address metadataModule) external;

    /**
     * @dev Sets global base URI.
     *
     * Calling conditions:
     * - The caller must be the owner of the contract, or have the `ADMIN_ROLE`.
     *
     * @param baseURI The base URI to be set.
     */
    function setBaseURI(string memory baseURI) external;

    /**
     * @dev Sets contract URI.
     *
     * Calling conditions:
     * - The caller must be the owner of the contract, or have the `ADMIN_ROLE`.
     *
     * @param contractURI The contract URI to be set.
     */
    function setContractURI(string memory contractURI) external;

    /**
     * @dev Freezes metadata by preventing any more changes to base URI.
     *
     * Calling conditions:
     * - The caller must be the owner of the contract, or have the `ADMIN_ROLE`.
     */
    function freezeMetadata() external;

    /**
     * @dev Sets funding recipient address.
     *
     * Calling conditions:
     * - The caller must be the owner of the contract, or have the `ADMIN_ROLE`.
     *
     * @param fundingRecipient Address to be set as the new funding recipient.
     */
    function setFundingRecipient(address fundingRecipient) external;

    /**
     * @dev Sets royalty amount in bps (basis points).
     *
     * Calling conditions:
     * - The caller must be the owner of the contract, or have the `ADMIN_ROLE`.
     *
     * @param bps The new royalty basis points to be set.
     */
    function setRoyalty(uint16 bps) external;

    /**
     * @dev Sets the edition max mintable range.
     *
     * Calling conditions:
     * - The caller must be the owner of the contract, or have the `ADMIN_ROLE`.
     *
     * @param editionMaxMintableLower_ The lower limit of the maximum number of tokens that can be minted.
     * @param editionMaxMintableUpper_ The upper limit of the maximum number of tokens that can be minted.
     */
    function setEditionMaxMintableRange(uint32 editionMaxMintableLower_, uint32 editionMaxMintableUpper_) external;

    /**
     * @dev Sets the timestamp after which, the `editionMaxMintable` drops
     *      from `editionMaxMintableUpper` to `editionMaxMintableLower.
     *
     * Calling conditions:
     * - The caller must be the owner of the contract, or have the `ADMIN_ROLE`.
     *
     * @param editionCutoffTime_ The timestamp.
     */
    function setEditionCutoffTime(uint32 editionCutoffTime_) external;

    /**
     * @dev Sets whether the `mintRandomness` is enabled.
     *
     * Calling conditions:
     * - The caller must be the owner of the contract, or have the `ADMIN_ROLE`.
     *
     * @param mintRandomnessEnabled_ The boolean value.
     */
    function setMintRandomnessEnabled(bool mintRandomnessEnabled_) external;

    // =============================================================
    //               PUBLIC / EXTERNAL VIEW FUNCTIONS
    // =============================================================

    /**
     * @dev Returns the edition info.
     * @return editionInfo The latest value.
     */
    function editionInfo() external view returns (EditionInfo memory editionInfo);

    /**
     * @dev Returns the minter role flag.
     * @return The constant value.
     */
    function MINTER_ROLE() external view returns (uint256);

    /**
     * @dev Returns the admin role flag.
     * @return The constant value.
     */
    function ADMIN_ROLE() external view returns (uint256);

    /**
     * @dev Returns the maximum limit for the mint or airdrop `quantity`.
     *      Prevents the first-time transfer costs for tokens near the end of large mint batches
     *      via ERC721A from becoming too expensive due to the need to scan many storage slots.
     *      See: https://chiru-labs.github.io/ERC721A/#/tips?id=batch-size
     * @return The constant value.
     */
    function ADDRESS_BATCH_MINT_LIMIT() external pure returns (uint256);

    /**
     * @dev Returns the bit flag to freeze the metadata on initialization.
     * @return The constant value.
     */
    function METADATA_IS_FROZEN_FLAG() external pure returns (uint8);

    /**
     * @dev Returns the bit flag to enable the mint randomness feature on initialization.
     * @return The constant value.
     */
    function MINT_RANDOMNESS_ENABLED_FLAG() external pure returns (uint8);

    /**
     * @dev Returns the base token URI for the collection.
     * @return The configured value.
     */
    function baseURI() external view returns (string memory);

    /**
     * @dev Returns the contract URI to be used by Opensea.
     *      See: https://docs.opensea.io/docs/contract-level-metadata
     * @return The configured value.
     */
    function contractURI() external view returns (string memory);

    /**
     * @dev Returns the address of the funding recipient.
     * @return The configured value.
     */
    function fundingRecipient() external view returns (address);

    /**
     * @dev Returns the maximum amount of tokens mintable for this edition.
     * @return The configured value.
     */
    function editionMaxMintable() external view returns (uint32);

    /**
     * @dev Returns the upper bound for the maximum tokens that can be minted for this edition.
     * @return The configured value.
     */
    function editionMaxMintableUpper() external view returns (uint32);

    /**
     * @dev Returns the lower bound for the maximum tokens that can be minted for this edition.
     * @return The configured value.
     */
    function editionMaxMintableLower() external view returns (uint32);

    /**
     * @dev Returns the timestamp after which `editionMaxMintable` drops from
     *      `editionMaxMintableUpper` to `editionMaxMintableLower`.
     * @return The configured value.
     */
    function editionCutoffTime() external view returns (uint32);

    /**
     * @dev Returns the address of the metadata module.
     * @return The configured value.
     */
    function metadataModule() external view returns (address);

    /**
     * @dev Returns the randomness based on latest block hash, which is stored upon each mint.
     *      unless {mintConcluded} is true.
     *      Used for game mechanics like the Sound Golden Egg.
     *      Returns 0 before revealed.
     *      WARNING: This value should NOT be used for any reward of significant monetary
     *      value, due to it being computed via a purely on-chain psuedorandom mechanism.
     * @return The latest value.
     */
    function mintRandomness() external view returns (uint256);

    /**
     * @dev Returns whether the `mintRandomness` has been enabled.
     * @return The configured value.
     */
    function mintRandomnessEnabled() external view returns (bool);

    /**
     * @dev Returns whether the mint has been concluded.
     * @return The latest value.
     */
    function mintConcluded() external view returns (bool);

    /**
     * @dev Returns the royalty basis points.
     * @return The configured value.
     */
    function royaltyBPS() external view returns (uint16);

    /**
     * @dev Returns whether the metadata module is frozen.
     * @return The configured value.
     */
    function isMetadataFrozen() external view returns (bool);

    /**
     * @dev Returns the next token ID to be minted.
     * @return The latest value.
     */
    function nextTokenId() external view returns (uint256);

    /**
     * @dev Returns the number of tokens minted by `owner`.
     * @param owner Address to query for number minted.
     * @return The latest value.
     */
    function numberMinted(address owner) external view returns (uint256);

    /**
     * @dev Returns the number of tokens burned by `owner`.
     * @param owner Address to query for number burned.
     * @return The latest value.
     */
    function numberBurned(address owner) external view returns (uint256);

    /**
     * @dev Returns the total amount of tokens minted.
     * @return The latest value.
     */
    function totalMinted() external view returns (uint256);

    /**
     * @dev Returns the total amount of tokens burned.
     * @return The latest value.
     */
    function totalBurned() external view returns (uint256);

    /**
     * @dev Informs other contracts which interfaces this contract supports.
     *      Required by https://eips.ethereum.org/EIPS/eip-165
     * @param interfaceId The interface id to check.
     * @return Whether the `interfaceId` is supported.
     */
    function supportsInterface(bytes4 interfaceId)
        external
        view
        override(IERC721AUpgradeable, IERC165Upgradeable)
        returns (bool);
}

File 12 of 20 : IMetadataModule.sol
// SPDX-License-Identifier: GPL-3.0-or-later
pragma solidity ^0.8.16;

/**
 * @title IMetadataModule
 * @notice The interface for custom metadata modules.
 */
interface IMetadataModule {
    /**
     * @dev When implemented, SoundEdition's `tokenURI` redirects execution to this `tokenURI`.
     * @param tokenId The token ID to retrieve the token URI for.
     * @return The token URI string.
     */
    function tokenURI(uint256 tokenId) external view returns (string memory);
}

File 13 of 20 : ArweaveURILib.sol
// SPDX-License-Identifier: GPL-3.0-or-later
pragma solidity ^0.8.16;

/*
                 ▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒
               ▒███████████████████████████████████████████████████████████
               ▒███████████████████████████████████████████████████████████
 ▒▓▓▓▓▓▓▓▓▓▓▓▓▓████████████████▓▓▓▓▓▓▓▓▓▓▓▓▓▓██████████████████████████████▓▒▒▒▒▒▒▒▒▒▒▒▒▒
 █████████████████████████████▓              ████████████████████████████████████████████
 █████████████████████████████▓              ████████████████████████████████████████████
 █████████████████████████████▓               ▒▒▒▒▒▒▒▒▒▒▒▒▒██████████████████████████████
 █████████████████████████████▓                            ▒█████████████████████████████
 █████████████████████████████▓                             ▒████████████████████████████
 █████████████████████████████████████████████████████████▓
 ███████████████████████████████████████████████████████████
 ███████████████████████████████████████████████████████████▒
                              ███████████████████████████████████████████████████████████▒
                              ▓██████████████████████████████████████████████████████████▒
                               ▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓███████████████████████████████▒
 █████████████████████████████                             ▒█████████████████████████████▒
 ██████████████████████████████                            ▒█████████████████████████████▒
 ██████████████████████████████▓▒▒▒▒▒▒▒▒▒▒▒▒▒              ▒█████████████████████████████▒
 ████████████████████████████████████████████▒             ▒█████████████████████████████▒
 ████████████████████████████████████████████▒             ▒█████████████████████████████▒
 ▒▒▒▒▒▒▒▒▒▒▒▒▒▒███████████████████████████████▓▓▓▓▓▓▓▓▓▓▓▓▓███████████████▓▒▒▒▒▒▒▒▒▒▒▒▒▒▒
               ▓██████████████████████████████████████████████████████████▒
               ▓██████████████████████████████████████████████████████████
*/

import { Base64 } from "solady/utils/Base64.sol";

library ArweaveURILib {
    // =============================================================
    //                            STRUCTS
    // =============================================================

    struct URI {
        bytes32 arweave;
        string regular;
    }

    // =============================================================
    //                  INTERNAL / PRIVATE HELPERS
    // =============================================================

    /**
     * @dev Helper function for storing a URI that may be an Arweave URI.
     *      Efficiently stores Arweave CIDs by converting them into a single bytes32 word.
     *      The Arweave CID is a base64 encoded sha-256 output (32 bytes when decoded).
     *      See: https://docs.arweave.org/developers/server/http-api
     * @param uri      The URI storage reference.
     * @param value    The string representation of the URI.
     * @param isUpdate Whether this is called in an update.
     */
    function store(
        URI storage uri,
        string memory value,
        bool isUpdate
    ) internal {
        uint256 valueLength;
        bool isArweave;
        assembly {
            // Example: "ar://Hjtz2YLeVyXQkGxKTNcIYfWkKnHioDvfICulzQIAt3E"
            valueLength := mload(value)
            // If the URI is length 48 or 49 (due to a trailing slash).
            if or(eq(valueLength, 48), eq(valueLength, 49)) {
                // If starts with "ar://".
                if eq(and(mload(add(value, 5)), 0xffffffffff), 0x61723a2f2f) {
                    isArweave := 1
                    value := add(value, 5)
                    // Sets the length of the `value` to 43,
                    // such that it only contains the CID.
                    mstore(value, 43)
                }
            }
        }
        if (isArweave) {
            bytes memory decodedCIDBytes = Base64.decode(value);
            bytes32 arweaveCID;
            assembly {
                arweaveCID := mload(add(decodedCIDBytes, 0x20))
                // Restore the "ar://".
                mstore(value, 0x61723a2f2f)
                // Restore the original position of the `value` pointer.
                value := sub(value, 5)
                // Restore the original length.
                mstore(value, valueLength)
            }
            uri.arweave = arweaveCID;
            if (isUpdate) delete uri.regular;
        } else {
            uri.regular = value;
            if (isUpdate) delete uri.arweave;
        }
    }

    /**
     * @dev Equivalent to `store(uri, value, false)`.
     * @param uri      The URI storage reference.
     * @param value    The string representation of the URI.
     */
    function initialize(URI storage uri, string memory value) internal {
        store(uri, value, false);
    }

    /**
     * @dev Equivalent to `store(uri, value, true)`.
     * @param uri      The URI storage reference.
     * @param value    The string representation of the URI.
     */
    function update(URI storage uri, string memory value) internal {
        store(uri, value, true);
    }

    /**
     * @dev Helper function for retrieving a URI stored with {_setURI}.
     * @param uri The URI storage reference.
     */
    function load(URI storage uri) internal view returns (string memory) {
        bytes32 arweaveCID = uri.arweave;
        if (arweaveCID == bytes32(0)) {
            return uri.regular;
        }
        bytes memory decoded;
        assembly {
            // Copy `arweaveCID`.
            // First, grab the free memory pointer.
            decoded := mload(0x40)
            // Allocate 2 slots.
            // 1 slot for the length, 1 slot for the bytes.
            mstore(0x40, add(decoded, 0x40))
            mstore(decoded, 0x20) // Set the length (32 bytes).
            mstore(add(decoded, 0x20), arweaveCID) // Set the bytes.
        }
        return string.concat("ar://", Base64.encode(decoded, true, true), "/");
    }
}

File 14 of 20 : ERC721AStorage.sol
// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

library ERC721AStorage {
    // Bypass for a `--via-ir` bug (https://github.com/chiru-labs/ERC721A/pull/364).
    struct TokenApprovalRef {
        address value;
    }

    struct Layout {
        // =============================================================
        //                            STORAGE
        // =============================================================

        // The next token ID to be minted.
        uint256 _currentIndex;
        // The number of tokens burned.
        uint256 _burnCounter;
        // Token name
        string _name;
        // Token symbol
        string _symbol;
        // Mapping from token ID to ownership details
        // An empty struct value does not necessarily mean the token is unowned.
        // See {_packedOwnershipOf} implementation for details.
        //
        // Bits Layout:
        // - [0..159]   `addr`
        // - [160..223] `startTimestamp`
        // - [224]      `burned`
        // - [225]      `nextInitialized`
        // - [232..255] `extraData`
        mapping(uint256 => uint256) _packedOwnerships;
        // Mapping owner address to address data.
        //
        // Bits Layout:
        // - [0..63]    `balance`
        // - [64..127]  `numberMinted`
        // - [128..191] `numberBurned`
        // - [192..255] `aux`
        mapping(address => uint256) _packedAddressData;
        // Mapping from token ID to approved address.
        mapping(uint256 => ERC721AStorage.TokenApprovalRef) _tokenApprovals;
        // Mapping from owner to operator approvals
        mapping(address => mapping(address => bool)) _operatorApprovals;
    }

    bytes32 internal constant STORAGE_SLOT = keccak256('ERC721A.contracts.storage.ERC721A');

    function layout() internal pure returns (Layout storage l) {
        bytes32 slot = STORAGE_SLOT;
        assembly {
            l.slot := slot
        }
    }
}

File 15 of 20 : ERC721A__Initializable.sol
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;

/**
 * @dev This is a base contract to aid in writing upgradeable diamond facet contracts, or any kind of contract that will be deployed
 * behind a proxy. Since proxied contracts do not make use of a constructor, it's common to move constructor logic to an
 * external initializer function, usually called `initialize`. It then becomes necessary to protect this initializer
 * function so it can only be called once. The {initializer} modifier provided by this contract will have this effect.
 *
 * TIP: To avoid leaving the proxy in an uninitialized state, the initializer function should be called as early as
 * possible by providing the encoded function call as the `_data` argument to {ERC1967Proxy-constructor}.
 *
 * CAUTION: When used with inheritance, manual care must be taken to not invoke a parent initializer twice, or to ensure
 * that all initializers are idempotent. This is not verified automatically as constructors are by Solidity.
 */

import {ERC721A__InitializableStorage} from './ERC721A__InitializableStorage.sol';

abstract contract ERC721A__Initializable {
    using ERC721A__InitializableStorage for ERC721A__InitializableStorage.Layout;

    /**
     * @dev Modifier to protect an initializer function from being invoked twice.
     */
    modifier initializerERC721A() {
        // If the contract is initializing we ignore whether _initialized is set in order to support multiple
        // inheritance patterns, but we only do this in the context of a constructor, because in other contexts the
        // contract may have been reentered.
        require(
            ERC721A__InitializableStorage.layout()._initializing
                ? _isConstructor()
                : !ERC721A__InitializableStorage.layout()._initialized,
            'ERC721A__Initializable: contract is already initialized'
        );

        bool isTopLevelCall = !ERC721A__InitializableStorage.layout()._initializing;
        if (isTopLevelCall) {
            ERC721A__InitializableStorage.layout()._initializing = true;
            ERC721A__InitializableStorage.layout()._initialized = true;
        }

        _;

        if (isTopLevelCall) {
            ERC721A__InitializableStorage.layout()._initializing = false;
        }
    }

    /**
     * @dev Modifier to protect an initialization function so that it can only be invoked by functions with the
     * {initializer} modifier, directly or indirectly.
     */
    modifier onlyInitializingERC721A() {
        require(
            ERC721A__InitializableStorage.layout()._initializing,
            'ERC721A__Initializable: contract is not initializing'
        );
        _;
    }

    /// @dev Returns true if and only if the function is running in the constructor
    function _isConstructor() private view returns (bool) {
        // extcodesize checks the size of the code stored in an address, and
        // address returns the current address. Since the code is still not
        // deployed when running a constructor, any checks on its code size will
        // yield zero, making it an effective way to detect if a contract is
        // under construction or not.
        address self = address(this);
        uint256 cs;
        assembly {
            cs := extcodesize(self)
        }
        return cs == 0;
    }
}

File 16 of 20 : IERC721AQueryableUpgradeable.sol
// SPDX-License-Identifier: MIT
// ERC721A Contracts v4.2.2
// Creator: Chiru Labs

pragma solidity ^0.8.4;

import '../IERC721AUpgradeable.sol';

/**
 * @dev Interface of ERC721AQueryable.
 */
interface IERC721AQueryableUpgradeable is IERC721AUpgradeable {
    /**
     * Invalid query range (`start` >= `stop`).
     */
    error InvalidQueryRange();

    /**
     * @dev Returns the `TokenOwnership` struct at `tokenId` without reverting.
     *
     * If the `tokenId` is out of bounds:
     *
     * - `addr = address(0)`
     * - `startTimestamp = 0`
     * - `burned = false`
     * - `extraData = 0`
     *
     * If the `tokenId` is burned:
     *
     * - `addr = <Address of owner before token was burned>`
     * - `startTimestamp = <Timestamp when token was burned>`
     * - `burned = true`
     * - `extraData = <Extra data when token was burned>`
     *
     * Otherwise:
     *
     * - `addr = <Address of owner>`
     * - `startTimestamp = <Timestamp of start of ownership>`
     * - `burned = false`
     * - `extraData = <Extra data at start of ownership>`
     */
    function explicitOwnershipOf(uint256 tokenId) external view returns (TokenOwnership memory);

    /**
     * @dev Returns an array of `TokenOwnership` structs at `tokenIds` in order.
     * See {ERC721AQueryable-explicitOwnershipOf}
     */
    function explicitOwnershipsOf(uint256[] memory tokenIds) external view returns (TokenOwnership[] memory);

    /**
     * @dev Returns an array of token IDs owned by `owner`,
     * in the range [`start`, `stop`)
     * (i.e. `start <= tokenId < stop`).
     *
     * This function allows for tokens to be queried if the collection
     * grows too big for a single call of {ERC721AQueryable-tokensOfOwner}.
     *
     * Requirements:
     *
     * - `start < stop`
     */
    function tokensOfOwnerIn(
        address owner,
        uint256 start,
        uint256 stop
    ) external view returns (uint256[] memory);

    /**
     * @dev Returns an array of token IDs owned by `owner`.
     *
     * This function scans the ownership mapping and is O(`totalSupply`) in complexity.
     * It is meant to be called off-chain.
     *
     * See {ERC721AQueryable-tokensOfOwnerIn} for splitting the scan into
     * multiple smaller scans if the collection is large enough to cause
     * an out-of-gas error (10K collections should be fine).
     */
    function tokensOfOwner(address owner) external view returns (uint256[] memory);
}

File 17 of 20 : IERC721ABurnableUpgradeable.sol
// SPDX-License-Identifier: MIT
// ERC721A Contracts v4.2.2
// Creator: Chiru Labs

pragma solidity ^0.8.4;

import '../IERC721AUpgradeable.sol';

/**
 * @dev Interface of ERC721ABurnable.
 */
interface IERC721ABurnableUpgradeable is IERC721AUpgradeable {
    /**
     * @dev Burns `tokenId`. See {ERC721A-_burn}.
     *
     * Requirements:
     *
     * - The caller must own `tokenId` or be an approved operator.
     */
    function burn(uint256 tokenId) external;
}

File 18 of 20 : IERC165Upgradeable.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (utils/introspection/IERC165.sol)

pragma solidity ^0.8.0;

/**
 * @dev Interface of the ERC165 standard, as defined in the
 * https://eips.ethereum.org/EIPS/eip-165[EIP].
 *
 * Implementers can declare support of contract interfaces, which can then be
 * queried by others ({ERC165Checker}).
 *
 * For an implementation, see {ERC165}.
 */
interface IERC165Upgradeable {
    /**
     * @dev Returns true if this contract implements the interface defined by
     * `interfaceId`. See the corresponding
     * https://eips.ethereum.org/EIPS/eip-165#how-interfaces-are-identified[EIP section]
     * to learn more about how these ids are created.
     *
     * This function call must use less than 30 000 gas.
     */
    function supportsInterface(bytes4 interfaceId) external view returns (bool);
}

File 19 of 20 : Base64.sol
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.4;

/// @notice Library to encode strings in Base64.
/// @author Solady (https://github.com/vectorized/solady/blob/main/src/utils/Base64.sol)
/// @author Modified from Solmate (https://github.com/transmissions11/solmate/blob/main/src/utils/Base64.sol)
/// @author Modified from (https://github.com/Brechtpd/base64/blob/main/base64.sol) by Brecht Devos - <[email protected]>.
library Base64 {
    /// @dev Encodes `data` using the base64 encoding described in RFC 4648.
    /// See: https://datatracker.ietf.org/doc/html/rfc4648
    /// @param fileSafe  Whether to replace '+' with '-' and '/' with '_'.
    /// @param noPadding Whether to strip away the padding.
    function encode(
        bytes memory data,
        bool fileSafe,
        bool noPadding
    ) internal pure returns (string memory result) {
        assembly {
            let dataLength := mload(data)

            if dataLength {
                // Multiply by 4/3 rounded up.
                // The `shl(2, ...)` is equivalent to multiplying by 4.
                let encodedLength := shl(2, div(add(dataLength, 2), 3))

                // Set `result` to point to the start of the free memory.
                result := mload(0x40)

                // Store the table into the scratch space.
                // Offsetted by -1 byte so that the `mload` will load the character.
                // We will rewrite the free memory pointer at `0x40` later with
                // the allocated size.
                // The magic constant 0x0230 will translate "-_" + "+/".
                mstore(0x1f, "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdef")
                mstore(0x3f, sub("ghijklmnopqrstuvwxyz0123456789-_", mul(iszero(fileSafe), 0x0230)))

                // Skip the first slot, which stores the length.
                let ptr := add(result, 0x20)
                let end := add(ptr, encodedLength)

                // Run over the input, 3 bytes at a time.
                // prettier-ignore
                for {} 1 {} {
                    data := add(data, 3) // Advance 3 bytes.
                    let input := mload(data)

                    // Write 4 bytes. Optimized for fewer stack operations.
                    mstore8(    ptr    , mload(and(shr(18, input), 0x3F)))
                    mstore8(add(ptr, 1), mload(and(shr(12, input), 0x3F)))
                    mstore8(add(ptr, 2), mload(and(shr( 6, input), 0x3F)))
                    mstore8(add(ptr, 3), mload(and(        input , 0x3F)))
                    
                    ptr := add(ptr, 4) // Advance 4 bytes.
                    // prettier-ignore
                    if iszero(lt(ptr, end)) { break }
                }

                let r := mod(dataLength, 3)

                switch noPadding
                case 0 {
                    // Offset `ptr` and pad with '='. We can simply write over the end.
                    mstore8(sub(ptr, iszero(iszero(r))), 0x3d) // Pad at `ptr - 1` if `r > 0`.
                    mstore8(sub(ptr, shl(1, eq(r, 1))), 0x3d) // Pad at `ptr - 2` if `r == 1`.
                    // Write the length of the string.
                    mstore(result, encodedLength)
                }
                default {
                    // Write the length of the string.
                    mstore(result, sub(encodedLength, add(iszero(iszero(r)), eq(r, 1))))
                }

                // Allocate the memory for the string.
                // Add 31 and mask with `not(31)` to round the
                // free memory pointer up the next multiple of 32.
                mstore(0x40, and(add(end, 31), not(31)))
            }
        }
    }

    /// @dev Encodes `data` using the base64 encoding described in RFC 4648.
    /// Equivalent to `encode(data, false, false)`.
    function encode(bytes memory data) internal pure returns (string memory result) {
        result = encode(data, false, false);
    }

    /// @dev Encodes `data` using the base64 encoding described in RFC 4648.
    /// Equivalent to `encode(data, fileSafe, false)`.
    function encode(bytes memory data, bool fileSafe) internal pure returns (string memory result) {
        result = encode(data, fileSafe, false);
    }

    /// @dev Encodes base64 encoded `data`.
    ///
    /// Supports:
    /// - RFC 4648 (both standard and file-safe mode).
    /// - RFC 3501 (63: ',').
    ///
    /// Does not support:
    /// - Line breaks.
    ///
    /// Note: For performance reasons,
    /// this function will NOT revert on invalid `data` inputs.
    /// Outputs for invalid inputs will simply be undefined behaviour.
    /// It is the user's responsibility to ensure that the `data`
    /// is a valid base64 encoded string.
    function decode(string memory data) internal pure returns (bytes memory result) {
        assembly {
            let dataLength := mload(data)

            if dataLength {
                let end := add(data, dataLength)
                let decodedLength := mul(shr(2, dataLength), 3)

                switch and(dataLength, 3)
                case 0 {
                    // If padded.
                    decodedLength := sub(
                        decodedLength,
                        add(eq(and(mload(end), 0xFF), 0x3d), eq(and(mload(end), 0xFFFF), 0x3d3d))
                    )
                }
                default {
                    // If non-padded.
                    decodedLength := add(decodedLength, sub(and(dataLength, 3), 1))
                }

                result := mload(0x40)

                // Write the length of the string.
                mstore(result, decodedLength)

                // Skip the first slot, which stores the length.
                let ptr := add(result, 0x20)

                // Load the table into the scratch space.
                // Constants are optimized for smaller bytecode with zero gas overhead.
                // `m` also doubles as the mask of the upper 6 bits.
                let m := 0xfc000000fc00686c7074787c8084888c9094989ca0a4a8acb0b4b8bcc0c4c8cc
                mstore(0x5b, m)
                mstore(0x3b, 0x04080c1014181c2024282c3034383c4044484c5054585c6064)
                mstore(0x1a, 0xf8fcf800fcd0d4d8dce0e4e8ecf0f4)

                // prettier-ignore
                for {} 1 {} {
                    // Read 4 bytes.
                    data := add(data, 4)
                    let input := mload(data)

                    // Write 3 bytes.
                    mstore(ptr, or(
                        and(m, mload(byte(28, input))),
                        shr(6, or(
                            and(m, mload(byte(29, input))),
                            shr(6, or(
                                and(m, mload(byte(30, input))),
                                shr(6, mload(byte(31, input)))
                            ))
                        ))
                    ))

                    ptr := add(ptr, 3)
                    
                    // prettier-ignore
                    if iszero(lt(data, end)) { break }
                }

                // Allocate the memory for the string.
                // Add 32 + 31 and mask with `not(31)` to round the
                // free memory pointer up the next multiple of 32.
                mstore(0x40, and(add(add(result, decodedLength), 63), not(31)))

                // Restore the zero slot.
                mstore(0x60, 0)
            }
        }
    }
}

File 20 of 20 : ERC721A__InitializableStorage.sol
// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

/**
 * @dev This is a base storage for the  initialization function for upgradeable diamond facet contracts
 **/

library ERC721A__InitializableStorage {
    struct Layout {
        /*
         * Indicates that the contract has been initialized.
         */
        bool _initialized;
        /*
         * Indicates that the contract is in the process of being initialized.
         */
        bool _initializing;
    }

    bytes32 internal constant STORAGE_SLOT = keccak256('ERC721A.contracts.storage.initializable.facet');

    function layout() internal pure returns (Layout storage l) {
        bytes32 slot = STORAGE_SLOT;
        assembly {
            l.slot := slot
        }
    }
}

Settings
{
  "remappings": [
    "@core/=contracts/core/",
    "@modules/=contracts/modules/",
    "ERC721A-Upgradeable/=lib/ERC721A-Upgradeable/contracts/",
    "chiru-labs/ERC721A-Upgradeable/=lib/ERC721A-Upgradeable/contracts/",
    "ds-test/=lib/forge-std/lib/ds-test/src/",
    "forge-std/=lib/forge-std/src/",
    "murky/=lib/murky/src/",
    "openzeppelin-contracts-upgradeable/=lib/openzeppelin-contracts-upgradeable/",
    "openzeppelin-contracts/=lib/openzeppelin-contracts/",
    "openzeppelin-upgradeable/=lib/openzeppelin-contracts-upgradeable/contracts/",
    "openzeppelin/=lib/openzeppelin-contracts/contracts/",
    "solady/=lib/solady/src/",
    "solmate/=lib/solady/lib/solmate/src/"
  ],
  "optimizer": {
    "enabled": true,
    "runs": 1000
  },
  "metadata": {
    "bytecodeHash": "ipfs"
  },
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "devdoc",
        "userdoc",
        "metadata",
        "abi"
      ]
    }
  },
  "evmVersion": "london",
  "libraries": {}
}

Contract ABI

[{"inputs":[],"name":"ApprovalCallerNotOwnerNorApproved","type":"error"},{"inputs":[],"name":"ApprovalQueryForNonexistentToken","type":"error"},{"inputs":[],"name":"BalanceQueryForZeroAddress","type":"error"},{"inputs":[],"name":"ExceedsAddressBatchMintLimit","type":"error"},{"inputs":[{"internalType":"uint32","name":"available","type":"uint32"}],"name":"ExceedsEditionAvailableSupply","type":"error"},{"inputs":[],"name":"InvalidAmount","type":"error"},{"inputs":[],"name":"InvalidEditionMaxMintableRange","type":"error"},{"inputs":[],"name":"InvalidFundingRecipient","type":"error"},{"inputs":[],"name":"InvalidQueryRange","type":"error"},{"inputs":[],"name":"InvalidRandomnessLock","type":"error"},{"inputs":[],"name":"InvalidRoyaltyBPS","type":"error"},{"inputs":[],"name":"MaximumHasAlreadyBeenReached","type":"error"},{"inputs":[],"name":"MetadataIsFrozen","type":"error"},{"inputs":[],"name":"MintERC2309QuantityExceedsLimit","type":"error"},{"inputs":[],"name":"MintHasConcluded","type":"error"},{"inputs":[],"name":"MintRandomnessAlreadyRevealed","type":"error"},{"inputs":[],"name":"MintToZeroAddress","type":"error"},{"inputs":[],"name":"MintZeroQuantity","type":"error"},{"inputs":[],"name":"MintsAlreadyExist","type":"error"},{"inputs":[],"name":"NewOwnerIsZeroAddress","type":"error"},{"inputs":[],"name":"NoAddressesToAirdrop","type":"error"},{"inputs":[],"name":"NoHandoverRequest","type":"error"},{"inputs":[],"name":"OwnerQueryForNonexistentToken","type":"error"},{"inputs":[],"name":"OwnershipNotInitializedForExtraData","type":"error"},{"inputs":[],"name":"TransferCallerNotOwnerNorApproved","type":"error"},{"inputs":[],"name":"TransferFromIncorrectOwner","type":"error"},{"inputs":[],"name":"TransferToNonERC721ReceiverImplementer","type":"error"},{"inputs":[],"name":"TransferToZeroAddress","type":"error"},{"inputs":[],"name":"URIQueryForNonexistentToken","type":"error"},{"inputs":[],"name":"Unauthorized","type":"error"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"owner","type":"address"},{"indexed":true,"internalType":"address","name":"approved","type":"address"},{"indexed":true,"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"Approval","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"owner","type":"address"},{"indexed":true,"internalType":"address","name":"operator","type":"address"},{"indexed":false,"internalType":"bool","name":"approved","type":"bool"}],"name":"ApprovalForAll","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"string","name":"baseURI","type":"string"}],"name":"BaseURISet","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"uint256","name":"fromTokenId","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"toTokenId","type":"uint256"},{"indexed":true,"internalType":"address","name":"from","type":"address"},{"indexed":true,"internalType":"address","name":"to","type":"address"}],"name":"ConsecutiveTransfer","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"string","name":"contractURI","type":"string"}],"name":"ContractURISet","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"uint32","name":"editionCutoffTime_","type":"uint32"}],"name":"EditionCutoffTimeSet","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"uint32","name":"editionMaxMintableLower_","type":"uint32"},{"indexed":false,"internalType":"uint32","name":"editionMaxMintableUpper_","type":"uint32"}],"name":"EditionMaxMintableRangeSet","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"fundingRecipient","type":"address"}],"name":"FundingRecipientSet","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"metadataModule","type":"address"},{"indexed":false,"internalType":"string","name":"baseURI","type":"string"},{"indexed":false,"internalType":"string","name":"contractURI","type":"string"}],"name":"MetadataFrozen","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"metadataModule","type":"address"}],"name":"MetadataModuleSet","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"bool","name":"mintRandomnessEnabled_","type":"bool"}],"name":"MintRandomnessEnabledSet","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"pendingOwner","type":"address"}],"name":"OwnershipHandoverCanceled","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"pendingOwner","type":"address"}],"name":"OwnershipHandoverRequested","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"oldOwner","type":"address"},{"indexed":true,"internalType":"address","name":"newOwner","type":"address"}],"name":"OwnershipTransferred","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"user","type":"address"},{"indexed":true,"internalType":"uint256","name":"roles","type":"uint256"}],"name":"RolesUpdated","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"uint16","name":"bps","type":"uint16"}],"name":"RoyaltySet","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"edition_","type":"address"},{"indexed":false,"internalType":"string","name":"name_","type":"string"},{"indexed":false,"internalType":"string","name":"symbol_","type":"string"},{"indexed":false,"internalType":"address","name":"metadataModule_","type":"address"},{"indexed":false,"internalType":"string","name":"baseURI_","type":"string"},{"indexed":false,"internalType":"string","name":"contractURI_","type":"string"},{"indexed":false,"internalType":"address","name":"fundingRecipient_","type":"address"},{"indexed":false,"internalType":"uint16","name":"royaltyBPS_","type":"uint16"},{"indexed":false,"internalType":"uint32","name":"editionMaxMintableLower_","type":"uint32"},{"indexed":false,"internalType":"uint32","name":"editionMaxMintableUpper_","type":"uint32"},{"indexed":false,"internalType":"uint32","name":"editionCutoffTime_","type":"uint32"},{"indexed":false,"internalType":"uint8","name":"flags_","type":"uint8"}],"name":"SoundEditionInitialized","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"from","type":"address"},{"indexed":true,"internalType":"address","name":"to","type":"address"},{"indexed":true,"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"Transfer","type":"event"},{"inputs":[],"name":"ADDRESS_BATCH_MINT_LIMIT","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"ADMIN_ROLE","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"METADATA_IS_FROZEN_FLAG","outputs":[{"internalType":"uint8","name":"","type":"uint8"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"MINTER_ROLE","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"MINT_RANDOMNESS_ENABLED_FLAG","outputs":[{"internalType":"uint8","name":"","type":"uint8"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address[]","name":"to","type":"address[]"},{"internalType":"uint256","name":"quantity","type":"uint256"}],"name":"airdrop","outputs":[{"internalType":"uint256","name":"fromTokenId","type":"uint256"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"approve","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"}],"name":"balanceOf","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"baseURI","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"burn","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"cancelOwnershipHandover","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"pendingOwner","type":"address"}],"name":"completeOwnershipHandover","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"contractURI","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"editionCutoffTime","outputs":[{"internalType":"uint32","name":"","type":"uint32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"editionInfo","outputs":[{"components":[{"internalType":"string","name":"baseURI","type":"string"},{"internalType":"string","name":"contractURI","type":"string"},{"internalType":"string","name":"name","type":"string"},{"internalType":"string","name":"symbol","type":"string"},{"internalType":"address","name":"fundingRecipient","type":"address"},{"internalType":"uint32","name":"editionMaxMintable","type":"uint32"},{"internalType":"uint32","name":"editionMaxMintableUpper","type":"uint32"},{"internalType":"uint32","name":"editionMaxMintableLower","type":"uint32"},{"internalType":"uint32","name":"editionCutoffTime","type":"uint32"},{"internalType":"address","name":"metadataModule","type":"address"},{"internalType":"uint256","name":"mintRandomness","type":"uint256"},{"internalType":"uint16","name":"royaltyBPS","type":"uint16"},{"internalType":"bool","name":"mintRandomnessEnabled","type":"bool"},{"internalType":"bool","name":"mintConcluded","type":"bool"},{"internalType":"bool","name":"isMetadataFrozen","type":"bool"},{"internalType":"uint256","name":"nextTokenId","type":"uint256"},{"internalType":"uint256","name":"totalBurned","type":"uint256"},{"internalType":"uint256","name":"totalMinted","type":"uint256"},{"internalType":"uint256","name":"totalSupply","type":"uint256"}],"internalType":"struct EditionInfo","name":"info","type":"tuple"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"editionMaxMintable","outputs":[{"internalType":"uint32","name":"","type":"uint32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"editionMaxMintableLower","outputs":[{"internalType":"uint32","name":"","type":"uint32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"editionMaxMintableUpper","outputs":[{"internalType":"uint32","name":"","type":"uint32"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"explicitOwnershipOf","outputs":[{"components":[{"internalType":"address","name":"addr","type":"address"},{"internalType":"uint64","name":"startTimestamp","type":"uint64"},{"internalType":"bool","name":"burned","type":"bool"},{"internalType":"uint24","name":"extraData","type":"uint24"}],"internalType":"struct IERC721AUpgradeable.TokenOwnership","name":"","type":"tuple"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256[]","name":"tokenIds","type":"uint256[]"}],"name":"explicitOwnershipsOf","outputs":[{"components":[{"internalType":"address","name":"addr","type":"address"},{"internalType":"uint64","name":"startTimestamp","type":"uint64"},{"internalType":"bool","name":"burned","type":"bool"},{"internalType":"uint24","name":"extraData","type":"uint24"}],"internalType":"struct IERC721AUpgradeable.TokenOwnership[]","name":"","type":"tuple[]"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"freezeMetadata","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"fundingRecipient","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"getApproved","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"user","type":"address"},{"internalType":"uint256","name":"roles","type":"uint256"}],"name":"grantRoles","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"user","type":"address"},{"internalType":"uint256","name":"roles","type":"uint256"}],"name":"hasAllRoles","outputs":[{"internalType":"bool","name":"result","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"user","type":"address"},{"internalType":"uint256","name":"roles","type":"uint256"}],"name":"hasAnyRole","outputs":[{"internalType":"bool","name":"result","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"string","name":"name_","type":"string"},{"internalType":"string","name":"symbol_","type":"string"},{"internalType":"address","name":"metadataModule_","type":"address"},{"internalType":"string","name":"baseURI_","type":"string"},{"internalType":"string","name":"contractURI_","type":"string"},{"internalType":"address","name":"fundingRecipient_","type":"address"},{"internalType":"uint16","name":"royaltyBPS_","type":"uint16"},{"internalType":"uint32","name":"editionMaxMintableLower_","type":"uint32"},{"internalType":"uint32","name":"editionMaxMintableUpper_","type":"uint32"},{"internalType":"uint32","name":"editionCutoffTime_","type":"uint32"},{"internalType":"uint8","name":"flags_","type":"uint8"}],"name":"initialize","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"},{"internalType":"address","name":"operator","type":"address"}],"name":"isApprovedForAll","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"isMetadataFrozen","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"metadataModule","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"quantity","type":"uint256"}],"name":"mint","outputs":[{"internalType":"uint256","name":"fromTokenId","type":"uint256"}],"stateMutability":"payable","type":"function"},{"inputs":[],"name":"mintConcluded","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"mintRandomness","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"mintRandomnessEnabled","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"name","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"nextTokenId","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"}],"name":"numberBurned","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"}],"name":"numberMinted","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"roles","type":"uint256"}],"name":"ordinalsFromRoles","outputs":[{"internalType":"uint8[]","name":"ordinals","type":"uint8[]"}],"stateMutability":"pure","type":"function"},{"inputs":[],"name":"owner","outputs":[{"internalType":"address","name":"result","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"ownerOf","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"pendingOwner","type":"address"}],"name":"ownershipHandoverExpiresAt","outputs":[{"internalType":"uint256","name":"result","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"ownershipHandoverValidFor","outputs":[{"internalType":"uint64","name":"","type":"uint64"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"renounceOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"roles","type":"uint256"}],"name":"renounceRoles","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"requestOwnershipHandover","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"user","type":"address"},{"internalType":"uint256","name":"roles","type":"uint256"}],"name":"revokeRoles","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint8[]","name":"ordinals","type":"uint8[]"}],"name":"rolesFromOrdinals","outputs":[{"internalType":"uint256","name":"roles","type":"uint256"}],"stateMutability":"pure","type":"function"},{"inputs":[{"internalType":"address","name":"user","type":"address"}],"name":"rolesOf","outputs":[{"internalType":"uint256","name":"roles","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"royaltyBPS","outputs":[{"internalType":"uint16","name":"","type":"uint16"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"","type":"uint256"},{"internalType":"uint256","name":"salePrice","type":"uint256"}],"name":"royaltyInfo","outputs":[{"internalType":"address","name":"fundingRecipient_","type":"address"},{"internalType":"uint256","name":"royaltyAmount","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"safeTransferFrom","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"},{"internalType":"bytes","name":"_data","type":"bytes"}],"name":"safeTransferFrom","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"operator","type":"address"},{"internalType":"bool","name":"approved","type":"bool"}],"name":"setApprovalForAll","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"string","name":"baseURI_","type":"string"}],"name":"setBaseURI","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"string","name":"contractURI_","type":"string"}],"name":"setContractURI","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint32","name":"editionCutoffTime_","type":"uint32"}],"name":"setEditionCutoffTime","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint32","name":"editionMaxMintableLower_","type":"uint32"},{"internalType":"uint32","name":"editionMaxMintableUpper_","type":"uint32"}],"name":"setEditionMaxMintableRange","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"fundingRecipient_","type":"address"}],"name":"setFundingRecipient","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"metadataModule_","type":"address"}],"name":"setMetadataModule","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bool","name":"mintRandomnessEnabled_","type":"bool"}],"name":"setMintRandomnessEnabled","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint16","name":"royaltyBPS_","type":"uint16"}],"name":"setRoyalty","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes4","name":"interfaceId","type":"bytes4"}],"name":"supportsInterface","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"symbol","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"tokenURI","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"}],"name":"tokensOfOwner","outputs":[{"internalType":"uint256[]","name":"","type":"uint256[]"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"},{"internalType":"uint256","name":"start","type":"uint256"},{"internalType":"uint256","name":"stop","type":"uint256"}],"name":"tokensOfOwnerIn","outputs":[{"internalType":"uint256[]","name":"","type":"uint256[]"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"totalBurned","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"totalMinted","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"totalSupply","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"transferFrom","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"newOwner","type":"address"}],"name":"transferOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address[]","name":"tokens","type":"address[]"}],"name":"withdrawERC20","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"withdrawETH","outputs":[],"stateMutability":"nonpayable","type":"function"}]

Block Transaction Difficulty Gas Used Reward
Block Uncle Number Difficulty Gas Used Reward
Loading
Loading
Make sure to use the "Vote Down" button for any spammy posts, and the "Vote Up" for interesting conversations.

A contract address hosts a smart contract, which is a set of code stored on the blockchain that runs when predetermined conditions are met. Learn more about addresses in our Knowledge Base.