Contract 0xed493F841b0527FF4AD0C08ac9CF84fe26EBB5e1 1

 
Txn Hash
Method
Block
From
To
Value
0x678884a2e4bb9ecf3e659a279495b96e2f63a4a172ffc95bdc635145adb8b1d5Set Approval For...156774392022-10-04 21:26:351 day 13 hrs ago0x7e0667e83933a14661011417af0002ca52a88dfb IN  AIP OG Label NFT: Token0 Ether0.00084962 18.42795375
0x577ec65f90ca5c58beb2995634d65704889225edc49b17fa21e781f5533886e6Safe Transfer Fr...156769562022-10-04 19:48:231 day 15 hrs ago0x685fecf6126102510dcc8dc7699a5c41b938c84a IN  AIP OG Label NFT: Token0 Ether0.00071377 13.68661066
0xefcda587ed72dc78ea0bce6d12659db6ec4a39f94dd98fbac51672216eff7f87Set Approval For...156728262022-10-04 5:55:472 days 4 hrs ago0x644a0310cc5d64d4a589c36f57d80e76f11dd0e8 IN  AIP OG Label NFT: Token0 Ether0.00019849 8.20472987
0xe26ad0b29d5e95a150db34587a2f08a1fe05d43aa312cf1b61cee8205cbc00f4Set Approval For...156727282022-10-04 5:35:592 days 5 hrs ago0x644a0310cc5d64d4a589c36f57d80e76f11dd0e8 IN  AIP OG Label NFT: Token0 Ether0.00052188 11.31953311
0xefe996551f9df92f329ae67668bf3bd7c9e58db7b086d7ee7e4ca844722d6628Set Approval For...156655612022-10-03 5:32:473 days 5 hrs ago0xf4e2b3cd2e2d9ca004fe61f3c38098dba5f227d6 IN  AIP OG Label NFT: Token0 Ether0.00031244 6.77679338
0x0182beadc7e32772e40ad41fda11338d82cb850369b96e6ed1b36cec3f371624Set Approval For...156624122022-10-02 18:59:593 days 15 hrs ago0x3a81a499bab635d1933b9ea6d95fdea9d5502219 IN  AIP OG Label NFT: Token0 Ether0.00027619 5.99066347
0xf663c10a57b797d083c6e70c57ca7d67b3f3a6d44d9c04a22102f4b97af6c466Set Approval For...156621812022-10-02 18:13:233 days 16 hrs agoENS Name robbco.eth IN  AIP OG Label NFT: Token0 Ether0.00023052 5
0x7164cb5bee91e5d39f09e65a007a7bc772b99ab25119c94f746129596c8f0239Set Approval For...156580892022-10-02 4:32:234 days 6 hrs ago0xc1c2c751bc6009cee22244aebae4ecdd58b71792 IN  AIP OG Label NFT: Token0 Ether0.00010345 4.26129026
0xaf4d63dfc9e21d1f9965be57ca0288d54204e4ba529fa96656d8e0efcfc34a84Set Approval For...156579982022-10-02 4:13:594 days 6 hrs ago0x2f03a8266a7d4f69400306c6e99c466172110b77 IN  AIP OG Label NFT: Token0 Ether0.00010431 4.29688277
0x7652307708f3e28ed740902e3de84ed1755e643b3827195ff174355b56383fbaSet Approval For...156467242022-09-30 14:23:115 days 20 hrs ago0xc292eafd5422a9c961cc2630cbddf04c93db33bd IN  AIP OG Label NFT: Token0 Ether0.00068343 14.82353995
0xba2f239f87edf5c72ec14d9d6cfe4d6fbcfcd40b5716a7fe2252a97c66e9dfe7Set Approval For...156411272022-09-29 19:36:476 days 15 hrs agoENS Name dbabs.eth IN  AIP OG Label NFT: Token0 Ether0.00032872 13.5406682
0x4a2822223f21a7e50b6e0803274662705c8ea966d9fdb4149346b29b2f7a8c38Set Approval For...156411222022-09-29 19:35:476 days 15 hrs agoENS Name dbabs.eth IN  AIP OG Label NFT: Token0 Ether0.00031901 13.14052955
0x7d3845fe2be7eb91665bb6deead6149fffc3e2320df234145289523acbcf4716Set Approval For...156367842022-09-29 5:01:597 days 5 hrs ago0xb0740b1df811db1ea7fb887aff5243d06afc9bc9 IN  AIP OG Label NFT: Token0 Ether0.00043358 9.40423735
0x167310f0f7de214da6389317a6dc2f25f69b814ea608d21ae3bde2e869a2323eSet Approval For...155946342022-09-23 7:44:1113 days 3 hrs agoENS Name redruchi.eth IN  AIP OG Label NFT: Token0 Ether0.00024036 5.21352493
0xb58ec7ea2c73ccfff0593bb2632039bd1a8179b37a01da39f026cc4925564d31Set Approval For...155839412022-09-21 19:51:2314 days 14 hrs ago0x77467cc97fa72f04a827e4ea667a6923448491b7 IN  AIP OG Label NFT: Token0 Ether0.00060345 13.08870321
0x88b37c06f4bbf40243024cac44f7cbc8a63cd42fd64bcc141df98d699fb84851Set Approval For...155601052022-09-18 11:21:5917 days 23 hrs agoENS Name p2pecs.eth IN  AIP OG Label NFT: Token0 Ether0.00033392 7.24276786
0xb1e0628d103eafe18d99c08bd682c9e16ddecaa07ca03c73904ea1578baa129dSet Approval For...155555842022-09-17 20:09:2318 days 14 hrs agoENS Name absolutely.eth IN  AIP OG Label NFT: Token0 Ether0.00034869 7.56316913
0x5b5405410655aee1d4e44ce4522ef8bdde3ec0443076911f1a96e9b0836d7cb5Set Approval For...155362452022-09-15 1:58:1021 days 8 hrs ago0xdaf288eea1a696ecb1dd37a1e6b2a4058a604e7c IN  AIP OG Label NFT: Token0 Ether0.00051161 11.09681908
0x747de9e651f4bb7b03e40dc8536f66c1a686b9a93f8530f30bd70cf1745adc70Set Approval For...155315232022-09-14 6:47:0222 days 4 hrs agoENS Name kramm.eth IN  AIP OG Label NFT: Token0 Ether0.00022419 9.23473053
0x4292ded570127a6feac0f8805f2b6dddb304d7c17e076f2813481a62d64eeadaSet Approval For...155243882022-09-13 2:21:1023 days 8 hrs agoENS Name catches.eth IN  AIP OG Label NFT: Token0 Ether0.00035169 14.48693049
0x8a85f2ebb7f9fb0c492ec827115750c981a6fa3e9f5473fb90467c7eaf57c016Set Approval For...155137342022-09-11 8:10:1725 days 2 hrs ago0xb7e2f46fda9bfecdd1c1eb4c5fa61c250f66d739 IN  AIP OG Label NFT: Token0 Ether0.00040776 8.84432341
0x58253a891da0db11479a816191937d6c61913884d61884d94d911bc76c3b31e8Set Approval For...154930332022-09-07 22:59:1128 days 11 hrs agoENS Name episom3.eth IN  AIP OG Label NFT: Token0 Ether0.00101944 22.11137062
0xb97929b3301a240d911e9ffc121e22f4f142d75767a5fb25a669f61be3233bf1Set Approval For...154908262022-09-07 14:28:4828 days 20 hrs agoENS Name daojonez.eth IN  AIP OG Label NFT: Token0 Ether0.00054508 22.45280884
0x067c2e4fa77b0530736d218f840890377a32fb50e09ba687999befe0a447be22Set Approval For...154852472022-09-06 16:51:5529 days 17 hrs ago0xebb26495a75937be3b8b849b4861d00b075b7a97 IN  AIP OG Label NFT: Token0 Ether0.00119939 26.01450449
0x6216d8593fd67d3a64162ad67765e8c89a88024b720b3a95edfce5379acce8c2Set Approval For...154820722022-09-06 4:54:4130 days 5 hrs ago0xc82e6cf45dcd261d556d9dfa0362538315c9ac92 IN  AIP OG Label NFT: Token0 Ether0.00041821 9.07086453
[ Download CSV Export 

OVERVIEW

Ape-In Productions (AIP) is a ground-breaking entertainment company, co-founded by music legend Timbaland & several other members of the BAYC community as a platform for artist development & content creation in the metaverse.

Latest 5 internal transactions
Parent Txn Hash Block From To Value
0xb443d8cee080bffa9d19eb0049d551328ac93e8ed2bf03684aebe7d8b0e47c9b139689372022-01-09 3:37:47270 days 7 hrs ago AIP OG Label NFT: Token0xd97b398267c112edb024018d6a1eb84f505d699a77.5 Ether
0xf1a6dbaac6c39da7a1eb7a2d1f0048bae47f4799582b98865841c29cbc879f23138240202021-12-17 17:44:03292 days 17 hrs ago AIP OG Label NFT: Token0xd97b398267c112edb024018d6a1eb84f505d699a17 Ether
0xd868ba0056359780738811e44fd20e76e5867be5091f8bd3e7682bf7557c1eea136771152021-11-24 12:03:57315 days 22 hrs ago AIP OG Label NFT: Token0xd97b398267c112edb024018d6a1eb84f505d699a29.25 Ether
0x3bdc8424c567ae92552b547d3927f86a1208c6d6365748b7338e083e909ff0ef136461092021-11-19 14:39:45320 days 20 hrs ago AIP OG Label NFT: Token0xd97b398267c112edb024018d6a1eb84f505d699a450 Ether
0xb8178282f6b091ab14ab8c95fd50235d4c38fcaae336615ee2de0b7b99ddab84136338542021-11-17 15:44:16322 days 19 hrs ago AIP OG Label NFT: Token0xd97b398267c112edb024018d6a1eb84f505d699a151.25 Ether
[ Download CSV Export 
Loading

Contract Source Code Verified (Exact Match)

Contract Name:
ApeInGenesis

Compiler Version
v0.8.4+commit.c7e474f2

Optimization Enabled:
Yes with 200 runs

Other Settings:
default evmVersion
File 1 of 12 : apein.sol
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.4;

import "@openzeppelin/contracts/token/ERC1155/extensions/ERC1155Supply.sol";
import "@openzeppelin/contracts/access/Ownable.sol";
import "@openzeppelin/contracts/utils/cryptography/ECDSA.sol";

contract ApeInGenesis is ERC1155Supply, Ownable {
    using ECDSA for bytes32;

    uint256 constant APE_RESERVED = 100;
    uint256 constant APE_PRIVATE = 2900;
    uint256 constant APE_MAX = 3000;
    uint256 constant MINT_PRICE = 0.25 ether;
    address constant TEAM_ADDRESS = 0xd97b398267C112eDB024018d6a1Eb84F505d699a;

    mapping(string => bool) private _nonces;
    address private _signerAddress = 0xEF1f611A5D34ee2ceC474AbC212d625362329BC0;

    mapping(address => bool) public presalePurchased;
    uint256 public publicCounter;
    uint256 public privateCounter;
    bool public mintedReserve;
    bool public publicLive;
    bool public presaleLive;

    constructor() ERC1155("https://ipfs.io/ipfs/QmSbBvEWdvQz189Nb5FioPaCBqbSPnfNkGqCzNeGXEp5EG/{id}") {}

    function verifyTransaction(address sender, uint256 amount, string memory nonce, bytes memory signature) private view returns(bool) {
        bytes32 hash = keccak256(abi.encodePacked(sender, amount, nonce));
        return _signerAddress == hash.recover(signature);
    }
    
    function verifyPresale(address sender, bytes memory signature) private view returns(bool) {
        bytes32 hash = keccak256(abi.encodePacked(sender));
        return _signerAddress == hash.recover(signature);
    }

    function reserve() external onlyOwner {
        require(!mintedReserve, "RESERVES_ALREADY_MINTED");

        mintedReserve = true;
        _mint(TEAM_ADDRESS, 1, APE_RESERVED, "");
    }

    function presale(bytes memory signature) external payable {
        require(presaleLive, "NOT_RELEASED");
        require(totalSupply(1) < APE_MAX, "SOLD_OUT");
        require(!presalePurchased[msg.sender], "ALREADY_BOUGHT");
        require(privateCounter + 1 <= APE_PRIVATE, "MAX_PRIVATE_SALE");
        require(verifyPresale(msg.sender, signature), "INVALID_TRANSACTION");
        require(msg.value >= MINT_PRICE, "INSUFFICIENT_ETH_SENT");

        presalePurchased[msg.sender] = true;
        privateCounter++;
        _mint(msg.sender, 1, 1, "");
    }

    function purchase(uint256 amount, bytes memory signature, string memory nonce) external payable {
        require(publicLive, "NOT_RELEASED");
        require(!_nonces[nonce], "NONCE_CONSUMED");
        require(totalSupply(1) < APE_MAX, "SOLD_OUT");
        require(publicCounter + amount <= APE_MAX - privateCounter - APE_RESERVED, "MAX_PUBLIC_SALE");
        require(verifyTransaction(msg.sender, amount, nonce, signature), "INVALID_TRANSACTION");
        require(msg.value >= amount * MINT_PRICE, "INSUFFICIENT_ETH_SENT");

        _nonces[nonce] = true;
        publicCounter += amount;
        _mint(msg.sender, 1, amount, "");
    }

    function setSignerAddress(address signer) external onlyOwner {
        _signerAddress = signer;
    }

    function withdraw() external onlyOwner {
        payable(TEAM_ADDRESS).transfer(address(this).balance);
    }

    function togglePublicSale() external onlyOwner {
        publicLive = !publicLive;
    }

    function togglePreSale() external onlyOwner {
        presaleLive = !presaleLive;
    }
}

File 2 of 12 : ECDSA.sol
// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

/**
 * @dev Elliptic Curve Digital Signature Algorithm (ECDSA) operations.
 *
 * These functions can be used to verify that a message was signed by the holder
 * of the private keys of a given address.
 */
library ECDSA {
    enum RecoverError {
        NoError,
        InvalidSignature,
        InvalidSignatureLength,
        InvalidSignatureS,
        InvalidSignatureV
    }

    function _throwError(RecoverError error) private pure {
        if (error == RecoverError.NoError) {
            return; // no error: do nothing
        } else if (error == RecoverError.InvalidSignature) {
            revert("ECDSA: invalid signature");
        } else if (error == RecoverError.InvalidSignatureLength) {
            revert("ECDSA: invalid signature length");
        } else if (error == RecoverError.InvalidSignatureS) {
            revert("ECDSA: invalid signature 's' value");
        } else if (error == RecoverError.InvalidSignatureV) {
            revert("ECDSA: invalid signature 'v' value");
        }
    }

    /**
     * @dev Returns the address that signed a hashed message (`hash`) with
     * `signature` or error string. This address can then be used for verification purposes.
     *
     * The `ecrecover` EVM opcode allows for malleable (non-unique) signatures:
     * this function rejects them by requiring the `s` value to be in the lower
     * half order, and the `v` value to be either 27 or 28.
     *
     * IMPORTANT: `hash` _must_ be the result of a hash operation for the
     * verification to be secure: it is possible to craft signatures that
     * recover to arbitrary addresses for non-hashed data. A safe way to ensure
     * this is by receiving a hash of the original message (which may otherwise
     * be too long), and then calling {toEthSignedMessageHash} on it.
     *
     * Documentation for signature generation:
     * - with https://web3js.readthedocs.io/en/v1.3.4/web3-eth-accounts.html#sign[Web3.js]
     * - with https://docs.ethers.io/v5/api/signer/#Signer-signMessage[ethers]
     *
     * _Available since v4.3._
     */
    function tryRecover(bytes32 hash, bytes memory signature) internal pure returns (address, RecoverError) {
        // Check the signature length
        // - case 65: r,s,v signature (standard)
        // - case 64: r,vs signature (cf https://eips.ethereum.org/EIPS/eip-2098) _Available since v4.1._
        if (signature.length == 65) {
            bytes32 r;
            bytes32 s;
            uint8 v;
            // ecrecover takes the signature parameters, and the only way to get them
            // currently is to use assembly.
            assembly {
                r := mload(add(signature, 0x20))
                s := mload(add(signature, 0x40))
                v := byte(0, mload(add(signature, 0x60)))
            }
            return tryRecover(hash, v, r, s);
        } else if (signature.length == 64) {
            bytes32 r;
            bytes32 vs;
            // ecrecover takes the signature parameters, and the only way to get them
            // currently is to use assembly.
            assembly {
                r := mload(add(signature, 0x20))
                vs := mload(add(signature, 0x40))
            }
            return tryRecover(hash, r, vs);
        } else {
            return (address(0), RecoverError.InvalidSignatureLength);
        }
    }

    /**
     * @dev Returns the address that signed a hashed message (`hash`) with
     * `signature`. This address can then be used for verification purposes.
     *
     * The `ecrecover` EVM opcode allows for malleable (non-unique) signatures:
     * this function rejects them by requiring the `s` value to be in the lower
     * half order, and the `v` value to be either 27 or 28.
     *
     * IMPORTANT: `hash` _must_ be the result of a hash operation for the
     * verification to be secure: it is possible to craft signatures that
     * recover to arbitrary addresses for non-hashed data. A safe way to ensure
     * this is by receiving a hash of the original message (which may otherwise
     * be too long), and then calling {toEthSignedMessageHash} on it.
     */
    function recover(bytes32 hash, bytes memory signature) internal pure returns (address) {
        (address recovered, RecoverError error) = tryRecover(hash, signature);
        _throwError(error);
        return recovered;
    }

    /**
     * @dev Overload of {ECDSA-tryRecover} that receives the `r` and `vs` short-signature fields separately.
     *
     * See https://eips.ethereum.org/EIPS/eip-2098[EIP-2098 short signatures]
     *
     * _Available since v4.3._
     */
    function tryRecover(
        bytes32 hash,
        bytes32 r,
        bytes32 vs
    ) internal pure returns (address, RecoverError) {
        bytes32 s;
        uint8 v;
        assembly {
            s := and(vs, 0x7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff)
            v := add(shr(255, vs), 27)
        }
        return tryRecover(hash, v, r, s);
    }

    /**
     * @dev Overload of {ECDSA-recover} that receives the `r and `vs` short-signature fields separately.
     *
     * _Available since v4.2._
     */
    function recover(
        bytes32 hash,
        bytes32 r,
        bytes32 vs
    ) internal pure returns (address) {
        (address recovered, RecoverError error) = tryRecover(hash, r, vs);
        _throwError(error);
        return recovered;
    }

    /**
     * @dev Overload of {ECDSA-tryRecover} that receives the `v`,
     * `r` and `s` signature fields separately.
     *
     * _Available since v4.3._
     */
    function tryRecover(
        bytes32 hash,
        uint8 v,
        bytes32 r,
        bytes32 s
    ) internal pure returns (address, RecoverError) {
        // EIP-2 still allows signature malleability for ecrecover(). Remove this possibility and make the signature
        // unique. Appendix F in the Ethereum Yellow paper (https://ethereum.github.io/yellowpaper/paper.pdf), defines
        // the valid range for s in (301): 0 < s < secp256k1n ÷ 2 + 1, and for v in (302): v ∈ {27, 28}. Most
        // signatures from current libraries generate a unique signature with an s-value in the lower half order.
        //
        // If your library generates malleable signatures, such as s-values in the upper range, calculate a new s-value
        // with 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEBAAEDCE6AF48A03BBFD25E8CD0364141 - s1 and flip v from 27 to 28 or
        // vice versa. If your library also generates signatures with 0/1 for v instead 27/28, add 27 to v to accept
        // these malleable signatures as well.
        if (uint256(s) > 0x7FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF5D576E7357A4501DDFE92F46681B20A0) {
            return (address(0), RecoverError.InvalidSignatureS);
        }
        if (v != 27 && v != 28) {
            return (address(0), RecoverError.InvalidSignatureV);
        }

        // If the signature is valid (and not malleable), return the signer address
        address signer = ecrecover(hash, v, r, s);
        if (signer == address(0)) {
            return (address(0), RecoverError.InvalidSignature);
        }

        return (signer, RecoverError.NoError);
    }

    /**
     * @dev Overload of {ECDSA-recover} that receives the `v`,
     * `r` and `s` signature fields separately.
     */
    function recover(
        bytes32 hash,
        uint8 v,
        bytes32 r,
        bytes32 s
    ) internal pure returns (address) {
        (address recovered, RecoverError error) = tryRecover(hash, v, r, s);
        _throwError(error);
        return recovered;
    }

    /**
     * @dev Returns an Ethereum Signed Message, created from a `hash`. This
     * produces hash corresponding to the one signed with the
     * https://eth.wiki/json-rpc/API#eth_sign[`eth_sign`]
     * JSON-RPC method as part of EIP-191.
     *
     * See {recover}.
     */
    function toEthSignedMessageHash(bytes32 hash) internal pure returns (bytes32) {
        // 32 is the length in bytes of hash,
        // enforced by the type signature above
        return keccak256(abi.encodePacked("\x19Ethereum Signed Message:\n32", hash));
    }

    /**
     * @dev Returns an Ethereum Signed Typed Data, created from a
     * `domainSeparator` and a `structHash`. This produces hash corresponding
     * to the one signed with the
     * https://eips.ethereum.org/EIPS/eip-712[`eth_signTypedData`]
     * JSON-RPC method as part of EIP-712.
     *
     * See {recover}.
     */
    function toTypedDataHash(bytes32 domainSeparator, bytes32 structHash) internal pure returns (bytes32) {
        return keccak256(abi.encodePacked("\x19\x01", domainSeparator, structHash));
    }
}

File 3 of 12 : Ownable.sol
// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

import "../utils/Context.sol";

/**
 * @dev Contract module which provides a basic access control mechanism, where
 * there is an account (an owner) that can be granted exclusive access to
 * specific functions.
 *
 * By default, the owner account will be the one that deploys the contract. This
 * can later be changed with {transferOwnership}.
 *
 * This module is used through inheritance. It will make available the modifier
 * `onlyOwner`, which can be applied to your functions to restrict their use to
 * the owner.
 */
abstract contract Ownable is Context {
    address private _owner;

    event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);

    /**
     * @dev Initializes the contract setting the deployer as the initial owner.
     */
    constructor() {
        _setOwner(_msgSender());
    }

    /**
     * @dev Returns the address of the current owner.
     */
    function owner() public view virtual returns (address) {
        return _owner;
    }

    /**
     * @dev Throws if called by any account other than the owner.
     */
    modifier onlyOwner() {
        require(owner() == _msgSender(), "Ownable: caller is not the owner");
        _;
    }

    /**
     * @dev Leaves the contract without owner. It will not be possible to call
     * `onlyOwner` functions anymore. Can only be called by the current owner.
     *
     * NOTE: Renouncing ownership will leave the contract without an owner,
     * thereby removing any functionality that is only available to the owner.
     */
    function renounceOwnership() public virtual onlyOwner {
        _setOwner(address(0));
    }

    /**
     * @dev Transfers ownership of the contract to a new account (`newOwner`).
     * Can only be called by the current owner.
     */
    function transferOwnership(address newOwner) public virtual onlyOwner {
        require(newOwner != address(0), "Ownable: new owner is the zero address");
        _setOwner(newOwner);
    }

    function _setOwner(address newOwner) private {
        address oldOwner = _owner;
        _owner = newOwner;
        emit OwnershipTransferred(oldOwner, newOwner);
    }
}

File 4 of 12 : ERC1155Supply.sol
// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

import "../ERC1155.sol";

/**
 * @dev Extension of ERC1155 that adds tracking of total supply per id.
 *
 * Useful for scenarios where Fungible and Non-fungible tokens have to be
 * clearly identified. Note: While a totalSupply of 1 might mean the
 * corresponding is an NFT, there is no guarantees that no other token with the
 * same id are not going to be minted.
 */
abstract contract ERC1155Supply is ERC1155 {
    mapping(uint256 => uint256) private _totalSupply;

    /**
     * @dev Total amount of tokens in with a given id.
     */
    function totalSupply(uint256 id) public view virtual returns (uint256) {
        return _totalSupply[id];
    }

    /**
     * @dev Indicates weither any token exist with a given id, or not.
     */
    function exists(uint256 id) public view virtual returns (bool) {
        return ERC1155Supply.totalSupply(id) > 0;
    }

    /**
     * @dev See {ERC1155-_beforeTokenTransfer}.
     */
    function _beforeTokenTransfer(
        address operator,
        address from,
        address to,
        uint256[] memory ids,
        uint256[] memory amounts,
        bytes memory data
    ) internal virtual override {
        super._beforeTokenTransfer(operator, from, to, ids, amounts, data);

        if (from == address(0)) {
            for (uint256 i = 0; i < ids.length; ++i) {
                _totalSupply[ids[i]] += amounts[i];
            }
        }

        if (to == address(0)) {
            for (uint256 i = 0; i < ids.length; ++i) {
                _totalSupply[ids[i]] -= amounts[i];
            }
        }
    }
}

File 5 of 12 : ERC1155.sol
// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

import "./IERC1155.sol";
import "./IERC1155Receiver.sol";
import "./extensions/IERC1155MetadataURI.sol";
import "../../utils/Address.sol";
import "../../utils/Context.sol";
import "../../utils/introspection/ERC165.sol";

/**
 * @dev Implementation of the basic standard multi-token.
 * See https://eips.ethereum.org/EIPS/eip-1155
 * Originally based on code by Enjin: https://github.com/enjin/erc-1155
 *
 * _Available since v3.1._
 */
contract ERC1155 is Context, ERC165, IERC1155, IERC1155MetadataURI {
    using Address for address;

    // Mapping from token ID to account balances
    mapping(uint256 => mapping(address => uint256)) private _balances;

    // Mapping from account to operator approvals
    mapping(address => mapping(address => bool)) private _operatorApprovals;

    // Used as the URI for all token types by relying on ID substitution, e.g. https://token-cdn-domain/{id}.json
    string private _uri;

    /**
     * @dev See {_setURI}.
     */
    constructor(string memory uri_) {
        _setURI(uri_);
    }

    /**
     * @dev See {IERC165-supportsInterface}.
     */
    function supportsInterface(bytes4 interfaceId) public view virtual override(ERC165, IERC165) returns (bool) {
        return
            interfaceId == type(IERC1155).interfaceId ||
            interfaceId == type(IERC1155MetadataURI).interfaceId ||
            super.supportsInterface(interfaceId);
    }

    /**
     * @dev See {IERC1155MetadataURI-uri}.
     *
     * This implementation returns the same URI for *all* token types. It relies
     * on the token type ID substitution mechanism
     * https://eips.ethereum.org/EIPS/eip-1155#metadata[defined in the EIP].
     *
     * Clients calling this function must replace the `\{id\}` substring with the
     * actual token type ID.
     */
    function uri(uint256) public view virtual override returns (string memory) {
        return _uri;
    }

    /**
     * @dev See {IERC1155-balanceOf}.
     *
     * Requirements:
     *
     * - `account` cannot be the zero address.
     */
    function balanceOf(address account, uint256 id) public view virtual override returns (uint256) {
        require(account != address(0), "ERC1155: balance query for the zero address");
        return _balances[id][account];
    }

    /**
     * @dev See {IERC1155-balanceOfBatch}.
     *
     * Requirements:
     *
     * - `accounts` and `ids` must have the same length.
     */
    function balanceOfBatch(address[] memory accounts, uint256[] memory ids)
        public
        view
        virtual
        override
        returns (uint256[] memory)
    {
        require(accounts.length == ids.length, "ERC1155: accounts and ids length mismatch");

        uint256[] memory batchBalances = new uint256[](accounts.length);

        for (uint256 i = 0; i < accounts.length; ++i) {
            batchBalances[i] = balanceOf(accounts[i], ids[i]);
        }

        return batchBalances;
    }

    /**
     * @dev See {IERC1155-setApprovalForAll}.
     */
    function setApprovalForAll(address operator, bool approved) public virtual override {
        require(_msgSender() != operator, "ERC1155: setting approval status for self");

        _operatorApprovals[_msgSender()][operator] = approved;
        emit ApprovalForAll(_msgSender(), operator, approved);
    }

    /**
     * @dev See {IERC1155-isApprovedForAll}.
     */
    function isApprovedForAll(address account, address operator) public view virtual override returns (bool) {
        return _operatorApprovals[account][operator];
    }

    /**
     * @dev See {IERC1155-safeTransferFrom}.
     */
    function safeTransferFrom(
        address from,
        address to,
        uint256 id,
        uint256 amount,
        bytes memory data
    ) public virtual override {
        require(
            from == _msgSender() || isApprovedForAll(from, _msgSender()),
            "ERC1155: caller is not owner nor approved"
        );
        _safeTransferFrom(from, to, id, amount, data);
    }

    /**
     * @dev See {IERC1155-safeBatchTransferFrom}.
     */
    function safeBatchTransferFrom(
        address from,
        address to,
        uint256[] memory ids,
        uint256[] memory amounts,
        bytes memory data
    ) public virtual override {
        require(
            from == _msgSender() || isApprovedForAll(from, _msgSender()),
            "ERC1155: transfer caller is not owner nor approved"
        );
        _safeBatchTransferFrom(from, to, ids, amounts, data);
    }

    /**
     * @dev Transfers `amount` tokens of token type `id` from `from` to `to`.
     *
     * Emits a {TransferSingle} event.
     *
     * Requirements:
     *
     * - `to` cannot be the zero address.
     * - `from` must have a balance of tokens of type `id` of at least `amount`.
     * - If `to` refers to a smart contract, it must implement {IERC1155Receiver-onERC1155Received} and return the
     * acceptance magic value.
     */
    function _safeTransferFrom(
        address from,
        address to,
        uint256 id,
        uint256 amount,
        bytes memory data
    ) internal virtual {
        require(to != address(0), "ERC1155: transfer to the zero address");

        address operator = _msgSender();

        _beforeTokenTransfer(operator, from, to, _asSingletonArray(id), _asSingletonArray(amount), data);

        uint256 fromBalance = _balances[id][from];
        require(fromBalance >= amount, "ERC1155: insufficient balance for transfer");
        unchecked {
            _balances[id][from] = fromBalance - amount;
        }
        _balances[id][to] += amount;

        emit TransferSingle(operator, from, to, id, amount);

        _doSafeTransferAcceptanceCheck(operator, from, to, id, amount, data);
    }

    /**
     * @dev xref:ROOT:erc1155.adoc#batch-operations[Batched] version of {_safeTransferFrom}.
     *
     * Emits a {TransferBatch} event.
     *
     * Requirements:
     *
     * - If `to` refers to a smart contract, it must implement {IERC1155Receiver-onERC1155BatchReceived} and return the
     * acceptance magic value.
     */
    function _safeBatchTransferFrom(
        address from,
        address to,
        uint256[] memory ids,
        uint256[] memory amounts,
        bytes memory data
    ) internal virtual {
        require(ids.length == amounts.length, "ERC1155: ids and amounts length mismatch");
        require(to != address(0), "ERC1155: transfer to the zero address");

        address operator = _msgSender();

        _beforeTokenTransfer(operator, from, to, ids, amounts, data);

        for (uint256 i = 0; i < ids.length; ++i) {
            uint256 id = ids[i];
            uint256 amount = amounts[i];

            uint256 fromBalance = _balances[id][from];
            require(fromBalance >= amount, "ERC1155: insufficient balance for transfer");
            unchecked {
                _balances[id][from] = fromBalance - amount;
            }
            _balances[id][to] += amount;
        }

        emit TransferBatch(operator, from, to, ids, amounts);

        _doSafeBatchTransferAcceptanceCheck(operator, from, to, ids, amounts, data);
    }

    /**
     * @dev Sets a new URI for all token types, by relying on the token type ID
     * substitution mechanism
     * https://eips.ethereum.org/EIPS/eip-1155#metadata[defined in the EIP].
     *
     * By this mechanism, any occurrence of the `\{id\}` substring in either the
     * URI or any of the amounts in the JSON file at said URI will be replaced by
     * clients with the token type ID.
     *
     * For example, the `https://token-cdn-domain/\{id\}.json` URI would be
     * interpreted by clients as
     * `https://token-cdn-domain/000000000000000000000000000000000000000000000000000000000004cce0.json`
     * for token type ID 0x4cce0.
     *
     * See {uri}.
     *
     * Because these URIs cannot be meaningfully represented by the {URI} event,
     * this function emits no events.
     */
    function _setURI(string memory newuri) internal virtual {
        _uri = newuri;
    }

    /**
     * @dev Creates `amount` tokens of token type `id`, and assigns them to `account`.
     *
     * Emits a {TransferSingle} event.
     *
     * Requirements:
     *
     * - `account` cannot be the zero address.
     * - If `account` refers to a smart contract, it must implement {IERC1155Receiver-onERC1155Received} and return the
     * acceptance magic value.
     */
    function _mint(
        address account,
        uint256 id,
        uint256 amount,
        bytes memory data
    ) internal virtual {
        require(account != address(0), "ERC1155: mint to the zero address");

        address operator = _msgSender();

        _beforeTokenTransfer(operator, address(0), account, _asSingletonArray(id), _asSingletonArray(amount), data);

        _balances[id][account] += amount;
        emit TransferSingle(operator, address(0), account, id, amount);

        _doSafeTransferAcceptanceCheck(operator, address(0), account, id, amount, data);
    }

    /**
     * @dev xref:ROOT:erc1155.adoc#batch-operations[Batched] version of {_mint}.
     *
     * Requirements:
     *
     * - `ids` and `amounts` must have the same length.
     * - If `to` refers to a smart contract, it must implement {IERC1155Receiver-onERC1155BatchReceived} and return the
     * acceptance magic value.
     */
    function _mintBatch(
        address to,
        uint256[] memory ids,
        uint256[] memory amounts,
        bytes memory data
    ) internal virtual {
        require(to != address(0), "ERC1155: mint to the zero address");
        require(ids.length == amounts.length, "ERC1155: ids and amounts length mismatch");

        address operator = _msgSender();

        _beforeTokenTransfer(operator, address(0), to, ids, amounts, data);

        for (uint256 i = 0; i < ids.length; i++) {
            _balances[ids[i]][to] += amounts[i];
        }

        emit TransferBatch(operator, address(0), to, ids, amounts);

        _doSafeBatchTransferAcceptanceCheck(operator, address(0), to, ids, amounts, data);
    }

    /**
     * @dev Destroys `amount` tokens of token type `id` from `account`
     *
     * Requirements:
     *
     * - `account` cannot be the zero address.
     * - `account` must have at least `amount` tokens of token type `id`.
     */
    function _burn(
        address account,
        uint256 id,
        uint256 amount
    ) internal virtual {
        require(account != address(0), "ERC1155: burn from the zero address");

        address operator = _msgSender();

        _beforeTokenTransfer(operator, account, address(0), _asSingletonArray(id), _asSingletonArray(amount), "");

        uint256 accountBalance = _balances[id][account];
        require(accountBalance >= amount, "ERC1155: burn amount exceeds balance");
        unchecked {
            _balances[id][account] = accountBalance - amount;
        }

        emit TransferSingle(operator, account, address(0), id, amount);
    }

    /**
     * @dev xref:ROOT:erc1155.adoc#batch-operations[Batched] version of {_burn}.
     *
     * Requirements:
     *
     * - `ids` and `amounts` must have the same length.
     */
    function _burnBatch(
        address account,
        uint256[] memory ids,
        uint256[] memory amounts
    ) internal virtual {
        require(account != address(0), "ERC1155: burn from the zero address");
        require(ids.length == amounts.length, "ERC1155: ids and amounts length mismatch");

        address operator = _msgSender();

        _beforeTokenTransfer(operator, account, address(0), ids, amounts, "");

        for (uint256 i = 0; i < ids.length; i++) {
            uint256 id = ids[i];
            uint256 amount = amounts[i];

            uint256 accountBalance = _balances[id][account];
            require(accountBalance >= amount, "ERC1155: burn amount exceeds balance");
            unchecked {
                _balances[id][account] = accountBalance - amount;
            }
        }

        emit TransferBatch(operator, account, address(0), ids, amounts);
    }

    /**
     * @dev Hook that is called before any token transfer. This includes minting
     * and burning, as well as batched variants.
     *
     * The same hook is called on both single and batched variants. For single
     * transfers, the length of the `id` and `amount` arrays will be 1.
     *
     * Calling conditions (for each `id` and `amount` pair):
     *
     * - When `from` and `to` are both non-zero, `amount` of ``from``'s tokens
     * of token type `id` will be  transferred to `to`.
     * - When `from` is zero, `amount` tokens of token type `id` will be minted
     * for `to`.
     * - when `to` is zero, `amount` of ``from``'s tokens of token type `id`
     * will be burned.
     * - `from` and `to` are never both zero.
     * - `ids` and `amounts` have the same, non-zero length.
     *
     * To learn more about hooks, head to xref:ROOT:extending-contracts.adoc#using-hooks[Using Hooks].
     */
    function _beforeTokenTransfer(
        address operator,
        address from,
        address to,
        uint256[] memory ids,
        uint256[] memory amounts,
        bytes memory data
    ) internal virtual {}

    function _doSafeTransferAcceptanceCheck(
        address operator,
        address from,
        address to,
        uint256 id,
        uint256 amount,
        bytes memory data
    ) private {
        if (to.isContract()) {
            try IERC1155Receiver(to).onERC1155Received(operator, from, id, amount, data) returns (bytes4 response) {
                if (response != IERC1155Receiver.onERC1155Received.selector) {
                    revert("ERC1155: ERC1155Receiver rejected tokens");
                }
            } catch Error(string memory reason) {
                revert(reason);
            } catch {
                revert("ERC1155: transfer to non ERC1155Receiver implementer");
            }
        }
    }

    function _doSafeBatchTransferAcceptanceCheck(
        address operator,
        address from,
        address to,
        uint256[] memory ids,
        uint256[] memory amounts,
        bytes memory data
    ) private {
        if (to.isContract()) {
            try IERC1155Receiver(to).onERC1155BatchReceived(operator, from, ids, amounts, data) returns (
                bytes4 response
            ) {
                if (response != IERC1155Receiver.onERC1155BatchReceived.selector) {
                    revert("ERC1155: ERC1155Receiver rejected tokens");
                }
            } catch Error(string memory reason) {
                revert(reason);
            } catch {
                revert("ERC1155: transfer to non ERC1155Receiver implementer");
            }
        }
    }

    function _asSingletonArray(uint256 element) private pure returns (uint256[] memory) {
        uint256[] memory array = new uint256[](1);
        array[0] = element;

        return array;
    }
}

File 6 of 12 : Context.sol
// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

/**
 * @dev Provides information about the current execution context, including the
 * sender of the transaction and its data. While these are generally available
 * via msg.sender and msg.data, they should not be accessed in such a direct
 * manner, since when dealing with meta-transactions the account sending and
 * paying for execution may not be the actual sender (as far as an application
 * is concerned).
 *
 * This contract is only required for intermediate, library-like contracts.
 */
abstract contract Context {
    function _msgSender() internal view virtual returns (address) {
        return msg.sender;
    }

    function _msgData() internal view virtual returns (bytes calldata) {
        return msg.data;
    }
}

File 7 of 12 : ERC165.sol
// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

import "./IERC165.sol";

/**
 * @dev Implementation of the {IERC165} interface.
 *
 * Contracts that want to implement ERC165 should inherit from this contract and override {supportsInterface} to check
 * for the additional interface id that will be supported. For example:
 *
 * ```solidity
 * function supportsInterface(bytes4 interfaceId) public view virtual override returns (bool) {
 *     return interfaceId == type(MyInterface).interfaceId || super.supportsInterface(interfaceId);
 * }
 * ```
 *
 * Alternatively, {ERC165Storage} provides an easier to use but more expensive implementation.
 */
abstract contract ERC165 is IERC165 {
    /**
     * @dev See {IERC165-supportsInterface}.
     */
    function supportsInterface(bytes4 interfaceId) public view virtual override returns (bool) {
        return interfaceId == type(IERC165).interfaceId;
    }
}

File 8 of 12 : Address.sol
// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

/**
 * @dev Collection of functions related to the address type
 */
library Address {
    /**
     * @dev Returns true if `account` is a contract.
     *
     * [IMPORTANT]
     * ====
     * It is unsafe to assume that an address for which this function returns
     * false is an externally-owned account (EOA) and not a contract.
     *
     * Among others, `isContract` will return false for the following
     * types of addresses:
     *
     *  - an externally-owned account
     *  - a contract in construction
     *  - an address where a contract will be created
     *  - an address where a contract lived, but was destroyed
     * ====
     */
    function isContract(address account) internal view returns (bool) {
        // This method relies on extcodesize, which returns 0 for contracts in
        // construction, since the code is only stored at the end of the
        // constructor execution.

        uint256 size;
        assembly {
            size := extcodesize(account)
        }
        return size > 0;
    }

    /**
     * @dev Replacement for Solidity's `transfer`: sends `amount` wei to
     * `recipient`, forwarding all available gas and reverting on errors.
     *
     * https://eips.ethereum.org/EIPS/eip-1884[EIP1884] increases the gas cost
     * of certain opcodes, possibly making contracts go over the 2300 gas limit
     * imposed by `transfer`, making them unable to receive funds via
     * `transfer`. {sendValue} removes this limitation.
     *
     * https://diligence.consensys.net/posts/2019/09/stop-using-soliditys-transfer-now/[Learn more].
     *
     * IMPORTANT: because control is transferred to `recipient`, care must be
     * taken to not create reentrancy vulnerabilities. Consider using
     * {ReentrancyGuard} or the
     * https://solidity.readthedocs.io/en/v0.5.11/security-considerations.html#use-the-checks-effects-interactions-pattern[checks-effects-interactions pattern].
     */
    function sendValue(address payable recipient, uint256 amount) internal {
        require(address(this).balance >= amount, "Address: insufficient balance");

        (bool success, ) = recipient.call{value: amount}("");
        require(success, "Address: unable to send value, recipient may have reverted");
    }

    /**
     * @dev Performs a Solidity function call using a low level `call`. A
     * plain `call` is an unsafe replacement for a function call: use this
     * function instead.
     *
     * If `target` reverts with a revert reason, it is bubbled up by this
     * function (like regular Solidity function calls).
     *
     * Returns the raw returned data. To convert to the expected return value,
     * use https://solidity.readthedocs.io/en/latest/units-and-global-variables.html?highlight=abi.decode#abi-encoding-and-decoding-functions[`abi.decode`].
     *
     * Requirements:
     *
     * - `target` must be a contract.
     * - calling `target` with `data` must not revert.
     *
     * _Available since v3.1._
     */
    function functionCall(address target, bytes memory data) internal returns (bytes memory) {
        return functionCall(target, data, "Address: low-level call failed");
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], but with
     * `errorMessage` as a fallback revert reason when `target` reverts.
     *
     * _Available since v3.1._
     */
    function functionCall(
        address target,
        bytes memory data,
        string memory errorMessage
    ) internal returns (bytes memory) {
        return functionCallWithValue(target, data, 0, errorMessage);
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
     * but also transferring `value` wei to `target`.
     *
     * Requirements:
     *
     * - the calling contract must have an ETH balance of at least `value`.
     * - the called Solidity function must be `payable`.
     *
     * _Available since v3.1._
     */
    function functionCallWithValue(
        address target,
        bytes memory data,
        uint256 value
    ) internal returns (bytes memory) {
        return functionCallWithValue(target, data, value, "Address: low-level call with value failed");
    }

    /**
     * @dev Same as {xref-Address-functionCallWithValue-address-bytes-uint256-}[`functionCallWithValue`], but
     * with `errorMessage` as a fallback revert reason when `target` reverts.
     *
     * _Available since v3.1._
     */
    function functionCallWithValue(
        address target,
        bytes memory data,
        uint256 value,
        string memory errorMessage
    ) internal returns (bytes memory) {
        require(address(this).balance >= value, "Address: insufficient balance for call");
        require(isContract(target), "Address: call to non-contract");

        (bool success, bytes memory returndata) = target.call{value: value}(data);
        return verifyCallResult(success, returndata, errorMessage);
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
     * but performing a static call.
     *
     * _Available since v3.3._
     */
    function functionStaticCall(address target, bytes memory data) internal view returns (bytes memory) {
        return functionStaticCall(target, data, "Address: low-level static call failed");
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`],
     * but performing a static call.
     *
     * _Available since v3.3._
     */
    function functionStaticCall(
        address target,
        bytes memory data,
        string memory errorMessage
    ) internal view returns (bytes memory) {
        require(isContract(target), "Address: static call to non-contract");

        (bool success, bytes memory returndata) = target.staticcall(data);
        return verifyCallResult(success, returndata, errorMessage);
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
     * but performing a delegate call.
     *
     * _Available since v3.4._
     */
    function functionDelegateCall(address target, bytes memory data) internal returns (bytes memory) {
        return functionDelegateCall(target, data, "Address: low-level delegate call failed");
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`],
     * but performing a delegate call.
     *
     * _Available since v3.4._
     */
    function functionDelegateCall(
        address target,
        bytes memory data,
        string memory errorMessage
    ) internal returns (bytes memory) {
        require(isContract(target), "Address: delegate call to non-contract");

        (bool success, bytes memory returndata) = target.delegatecall(data);
        return verifyCallResult(success, returndata, errorMessage);
    }

    /**
     * @dev Tool to verifies that a low level call was successful, and revert if it wasn't, either by bubbling the
     * revert reason using the provided one.
     *
     * _Available since v4.3._
     */
    function verifyCallResult(
        bool success,
        bytes memory returndata,
        string memory errorMessage
    ) internal pure returns (bytes memory) {
        if (success) {
            return returndata;
        } else {
            // Look for revert reason and bubble it up if present
            if (returndata.length > 0) {
                // The easiest way to bubble the revert reason is using memory via assembly

                assembly {
                    let returndata_size := mload(returndata)
                    revert(add(32, returndata), returndata_size)
                }
            } else {
                revert(errorMessage);
            }
        }
    }
}

File 9 of 12 : IERC1155MetadataURI.sol
// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

import "../IERC1155.sol";

/**
 * @dev Interface of the optional ERC1155MetadataExtension interface, as defined
 * in the https://eips.ethereum.org/EIPS/eip-1155#metadata-extensions[EIP].
 *
 * _Available since v3.1._
 */
interface IERC1155MetadataURI is IERC1155 {
    /**
     * @dev Returns the URI for token type `id`.
     *
     * If the `\{id\}` substring is present in the URI, it must be replaced by
     * clients with the actual token type ID.
     */
    function uri(uint256 id) external view returns (string memory);
}

File 10 of 12 : IERC1155Receiver.sol
// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

import "../../utils/introspection/IERC165.sol";

/**
 * @dev _Available since v3.1._
 */
interface IERC1155Receiver is IERC165 {
    /**
        @dev Handles the receipt of a single ERC1155 token type. This function is
        called at the end of a `safeTransferFrom` after the balance has been updated.
        To accept the transfer, this must return
        `bytes4(keccak256("onERC1155Received(address,address,uint256,uint256,bytes)"))`
        (i.e. 0xf23a6e61, or its own function selector).
        @param operator The address which initiated the transfer (i.e. msg.sender)
        @param from The address which previously owned the token
        @param id The ID of the token being transferred
        @param value The amount of tokens being transferred
        @param data Additional data with no specified format
        @return `bytes4(keccak256("onERC1155Received(address,address,uint256,uint256,bytes)"))` if transfer is allowed
    */
    function onERC1155Received(
        address operator,
        address from,
        uint256 id,
        uint256 value,
        bytes calldata data
    ) external returns (bytes4);

    /**
        @dev Handles the receipt of a multiple ERC1155 token types. This function
        is called at the end of a `safeBatchTransferFrom` after the balances have
        been updated. To accept the transfer(s), this must return
        `bytes4(keccak256("onERC1155BatchReceived(address,address,uint256[],uint256[],bytes)"))`
        (i.e. 0xbc197c81, or its own function selector).
        @param operator The address which initiated the batch transfer (i.e. msg.sender)
        @param from The address which previously owned the token
        @param ids An array containing ids of each token being transferred (order and length must match values array)
        @param values An array containing amounts of each token being transferred (order and length must match ids array)
        @param data Additional data with no specified format
        @return `bytes4(keccak256("onERC1155BatchReceived(address,address,uint256[],uint256[],bytes)"))` if transfer is allowed
    */
    function onERC1155BatchReceived(
        address operator,
        address from,
        uint256[] calldata ids,
        uint256[] calldata values,
        bytes calldata data
    ) external returns (bytes4);
}

File 11 of 12 : IERC1155.sol
// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

import "../../utils/introspection/IERC165.sol";

/**
 * @dev Required interface of an ERC1155 compliant contract, as defined in the
 * https://eips.ethereum.org/EIPS/eip-1155[EIP].
 *
 * _Available since v3.1._
 */
interface IERC1155 is IERC165 {
    /**
     * @dev Emitted when `value` tokens of token type `id` are transferred from `from` to `to` by `operator`.
     */
    event TransferSingle(address indexed operator, address indexed from, address indexed to, uint256 id, uint256 value);

    /**
     * @dev Equivalent to multiple {TransferSingle} events, where `operator`, `from` and `to` are the same for all
     * transfers.
     */
    event TransferBatch(
        address indexed operator,
        address indexed from,
        address indexed to,
        uint256[] ids,
        uint256[] values
    );

    /**
     * @dev Emitted when `account` grants or revokes permission to `operator` to transfer their tokens, according to
     * `approved`.
     */
    event ApprovalForAll(address indexed account, address indexed operator, bool approved);

    /**
     * @dev Emitted when the URI for token type `id` changes to `value`, if it is a non-programmatic URI.
     *
     * If an {URI} event was emitted for `id`, the standard
     * https://eips.ethereum.org/EIPS/eip-1155#metadata-extensions[guarantees] that `value` will equal the value
     * returned by {IERC1155MetadataURI-uri}.
     */
    event URI(string value, uint256 indexed id);

    /**
     * @dev Returns the amount of tokens of token type `id` owned by `account`.
     *
     * Requirements:
     *
     * - `account` cannot be the zero address.
     */
    function balanceOf(address account, uint256 id) external view returns (uint256);

    /**
     * @dev xref:ROOT:erc1155.adoc#batch-operations[Batched] version of {balanceOf}.
     *
     * Requirements:
     *
     * - `accounts` and `ids` must have the same length.
     */
    function balanceOfBatch(address[] calldata accounts, uint256[] calldata ids)
        external
        view
        returns (uint256[] memory);

    /**
     * @dev Grants or revokes permission to `operator` to transfer the caller's tokens, according to `approved`,
     *
     * Emits an {ApprovalForAll} event.
     *
     * Requirements:
     *
     * - `operator` cannot be the caller.
     */
    function setApprovalForAll(address operator, bool approved) external;

    /**
     * @dev Returns true if `operator` is approved to transfer ``account``'s tokens.
     *
     * See {setApprovalForAll}.
     */
    function isApprovedForAll(address account, address operator) external view returns (bool);

    /**
     * @dev Transfers `amount` tokens of token type `id` from `from` to `to`.
     *
     * Emits a {TransferSingle} event.
     *
     * Requirements:
     *
     * - `to` cannot be the zero address.
     * - If the caller is not `from`, it must be have been approved to spend ``from``'s tokens via {setApprovalForAll}.
     * - `from` must have a balance of tokens of type `id` of at least `amount`.
     * - If `to` refers to a smart contract, it must implement {IERC1155Receiver-onERC1155Received} and return the
     * acceptance magic value.
     */
    function safeTransferFrom(
        address from,
        address to,
        uint256 id,
        uint256 amount,
        bytes calldata data
    ) external;

    /**
     * @dev xref:ROOT:erc1155.adoc#batch-operations[Batched] version of {safeTransferFrom}.
     *
     * Emits a {TransferBatch} event.
     *
     * Requirements:
     *
     * - `ids` and `amounts` must have the same length.
     * - If `to` refers to a smart contract, it must implement {IERC1155Receiver-onERC1155BatchReceived} and return the
     * acceptance magic value.
     */
    function safeBatchTransferFrom(
        address from,
        address to,
        uint256[] calldata ids,
        uint256[] calldata amounts,
        bytes calldata data
    ) external;
}

File 12 of 12 : IERC165.sol
// SPDX-License-Identifier: MIT

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 IERC165 {
    /**
     * @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);
}

Settings
{
  "optimizer": {
    "enabled": true,
    "runs": 200
  },
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "devdoc",
        "userdoc",
        "metadata",
        "abi"
      ]
    }
  }
}

Contract Security Audit

Contract ABI

[{"inputs":[],"stateMutability":"nonpayable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"account","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":true,"internalType":"address","name":"previousOwner","type":"address"},{"indexed":true,"internalType":"address","name":"newOwner","type":"address"}],"name":"OwnershipTransferred","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"operator","type":"address"},{"indexed":true,"internalType":"address","name":"from","type":"address"},{"indexed":true,"internalType":"address","name":"to","type":"address"},{"indexed":false,"internalType":"uint256[]","name":"ids","type":"uint256[]"},{"indexed":false,"internalType":"uint256[]","name":"values","type":"uint256[]"}],"name":"TransferBatch","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"operator","type":"address"},{"indexed":true,"internalType":"address","name":"from","type":"address"},{"indexed":true,"internalType":"address","name":"to","type":"address"},{"indexed":false,"internalType":"uint256","name":"id","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"value","type":"uint256"}],"name":"TransferSingle","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"string","name":"value","type":"string"},{"indexed":true,"internalType":"uint256","name":"id","type":"uint256"}],"name":"URI","type":"event"},{"inputs":[{"internalType":"address","name":"account","type":"address"},{"internalType":"uint256","name":"id","type":"uint256"}],"name":"balanceOf","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address[]","name":"accounts","type":"address[]"},{"internalType":"uint256[]","name":"ids","type":"uint256[]"}],"name":"balanceOfBatch","outputs":[{"internalType":"uint256[]","name":"","type":"uint256[]"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"id","type":"uint256"}],"name":"exists","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"account","type":"address"},{"internalType":"address","name":"operator","type":"address"}],"name":"isApprovedForAll","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"mintedReserve","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"owner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes","name":"signature","type":"bytes"}],"name":"presale","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[],"name":"presaleLive","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"}],"name":"presalePurchased","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"privateCounter","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"publicCounter","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"publicLive","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"amount","type":"uint256"},{"internalType":"bytes","name":"signature","type":"bytes"},{"internalType":"string","name":"nonce","type":"string"}],"name":"purchase","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[],"name":"renounceOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"reserve","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256[]","name":"ids","type":"uint256[]"},{"internalType":"uint256[]","name":"amounts","type":"uint256[]"},{"internalType":"bytes","name":"data","type":"bytes"}],"name":"safeBatchTransferFrom","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"id","type":"uint256"},{"internalType":"uint256","name":"amount","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":"address","name":"signer","type":"address"}],"name":"setSignerAddress","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":"togglePreSale","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"togglePublicSale","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"id","type":"uint256"}],"name":"totalSupply","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"newOwner","type":"address"}],"name":"transferOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"","type":"uint256"}],"name":"uri","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"withdraw","outputs":[],"stateMutability":"nonpayable","type":"function"}]

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

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.