pragma solidity ^0.8.4;




contract ERBB is ERC20, Pausable, AccessControl {
    bytes32 public constant PAUSER_ROLE = keccak256("PAUSER_ROLE");
    bytes32 public constant UNPAUSER_ROLE = keccak256("UNPAUSER_ROLE");
    bytes32 public constant SERVICE_ROLE = keccak256("SERVICE_ROLE");

    uint256 public maxSupply;

    constructor(address admin, address pauser, address unpauser, address service) ERC20("Exchange Request for Bitbon", "ERBB") {
        _grantRole(DEFAULT_ADMIN_ROLE, admin);
        _grantRole(PAUSER_ROLE, pauser);
        _grantRole(UNPAUSER_ROLE, unpauser);
        _grantRole(SERVICE_ROLE, service);

        maxSupply = 100000000 * 10**decimals();
    }

    function pause() public onlyRole(PAUSER_ROLE) {
        _pause();
    }

    function unpause() public onlyRole(UNPAUSER_ROLE) {
        _unpause();
    }

    function decimals() public pure override returns (uint8) {
        return 27;
    }

    function mint(address account, uint256 amount) external whenNotPaused onlyRole(SERVICE_ROLE) {
        require(
            totalSupply() + amount <= maxSupply,
            "mint amount exceeds max supply amount for token"
        );
        require(
            amount <= 10000 * 10**decimals(),
            "can't mint more than 10000 ERBB"
        );

        _mint(account, amount);
    }

    function burn(address account, uint256 amount) internal whenNotPaused {
        _burn(account, amount);
    }

    function transfer(address to, uint256 amount) public override whenNotPaused returns (bool) {
        if (to == address(this) || to == address(0)) {
            burn(msg.sender, amount);
            return true;
        }

        return super.transfer(to, amount);
    }
}
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":"mint","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"name","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"pause","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"paused","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes32","name":"role","type":"bytes32"},{"internalType":"address","name":"account","type":"address"}],"name":"renounceRole","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes32","name":"role","type":"bytes32"},{"internalType":"address","name":"account","type":"address"}],"name":"revokeRole","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":[],"name":"totalSupply","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"transfer","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"transferFrom","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"unpause","outputs":[],"stateMutability":"nonpayable","type":"function"}]