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/**
 *Submitted for verification at Etherscan.io on 2018-11-29
*/

pragma solidity ^0.4.25;

contract SWTCoin {
    string public name = "SWTCoin";      //  token name
    string public symbol = "SWAT";           //  token symbol
    string public version = "2.0";
    uint256 public decimals = 8;            //  token digit

    mapping (address => uint256) public balanceOf;
    mapping (address => mapping (address => uint256)) public allowance;

    uint256 public totalSupply = 29200000000000000;
    uint256 public MaxSupply = 0;
    bool public stopped = true;

    //000 000 000 000 000 000
    address owner = 0x48850F503412d8A6e3d63541F0e225f04b13a544;
    address minter = 0x47c803871c99EC7180E50dcDA989320871FcBfEE;

    modifier isOwner {
        assert(owner == msg.sender);
        _;
    }

    modifier isMinter {
        assert(minter == msg.sender);
        _;
    }

    modifier validAddress {
        assert(0x0 != msg.sender);
        _;
    }

    constructor () public {
        MaxSupply = 154000000000000000;
        balanceOf[owner] = totalSupply;
        emit Transfer(0x0, owner, totalSupply);
    }

    function changeOwner(address _newaddress) isOwner public {
        owner = _newaddress;
    }

    function changeMinter(address _new_mint_address) isOwner public {
        minter = _new_mint_address;
    }

    function airdropMinting(address[] _to_list, uint[] _values) isMinter public {
        require(_to_list.length == _values.length);
        for (uint i = 0; i < _to_list.length; i++) {
            mintToken(_to_list[i], _values[i]);
        }
    }

    function setMaxSupply(uint256 maxsupply_amount) isOwner public {
      MaxSupply = maxsupply_amount;
    }

    function mintToken(address target, uint256 mintedAmount) isMinter public {
      require(MaxSupply > totalSupply);
      balanceOf[target] += mintedAmount;
      totalSupply += mintedAmount;
      emit Transfer(0, this, mintedAmount);
      emit Transfer(this, target, mintedAmount);
    }

    function transfer(address _to, uint256 _value) public returns (bool success) {
        require(balanceOf[msg.sender] >= _value);
        require(balanceOf[_to] + _value >= balanceOf[_to]);
        balanceOf[msg.sender] -= _value;
        balanceOf[_to] += _value;
        emit Transfer(msg.sender, _to, _value);
        return true;
    }

    function transferFrom(address src, address dst, uint256 wad) public returns (bool success) {
        require(balanceOf[src] >= wad);
        require(allowance[src][msg.sender] >= wad);
        allowance[src][msg.sender] -= wad;
        balanceOf[src] -= wad;
        balanceOf[dst] += wad;
        emit Transfer(src, dst, wad);
        return true;
    }

    function approve(address _spender, uint256 _value) public returns (bool success) {
        require(_value == 0 || allowance[msg.sender][_spender] == 0);
        allowance[msg.sender][_spender] = _value;
        emit Approval(msg.sender, _spender, _value);
        return true;
    }

    event Transfer(address indexed _from, address indexed _to, uint256 _value);
    event Approval(address indexed _owner, address indexed _spender, uint256 _value);
}

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