TFT Token ERC20 Interface

tft-c.sol

// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;

contract TFTToken {
    string public name;
    string public symbol;
    uint8 public decimals;
    uint256 public totalSupply;

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

    address public masterComparator;
    address public comparatorAlpha;
    address public comparatorOmega;

    event Transfer(address indexed from, address indexed to, uint256 value);
    event Approval(address indexed owner, address indexed spender, uint256 value);

    constructor(string memory _name, string memory _symbol, uint8 _decimals, uint256 _initialSupply, address _masterComparator) {
        name = _name;
        symbol = _symbol;
        decimals = _decimals;
        totalSupply = _initialSupply * (10 ** uint256(decimals));
        balanceOf[msg.sender] = totalSupply;
        masterComparator = _masterComparator;
        emit Transfer(address(0), msg.sender, totalSupply);
    }

    function setComparators(address _comparatorAlpha, address _comparatorOmega) external {
        require(msg.sender == masterComparator, "TFTToken: caller is not the Master Comparator");
        comparatorAlpha = _comparatorAlpha;
        comparatorOmega = _comparatorOmega;
    }

    function transfer(address _to, uint256 _value) external returns (bool success) {
        _transfer(msg.sender, _to, _value);
        return true;
    }

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

    function transferFrom(address _from, address _to, uint256 _value) external returns (bool success) {
        require(_value <= balanceOf[_from], "TFTToken: transfer amount exceeds balance");
        require(_value <= allowance[_from][msg.sender], "TFTToken: transfer amount exceeds allowance");
        allowance[_from][msg.sender] -= _value;
        _transfer(_from, _to, _value);
        return true;
    }

    function compareSelectedInflections(uint256 _inflectionBitmap, uint256 _tokenId) external {
        require(msg.sender == comparatorAlpha || msg.sender == comparatorOmega, "TFTToken: caller is not a Comparator");
        // Do the comparison logic here
        // ...
    }

    function _transfer(address _from, address _to, uint256 _value) internal {
        require(_to != address(0), "TFTToken: transfer to the zero address");
        require(_value <= balanceOf[_from], "TFTToken: transfer amount exceeds balance");
        balanceOf[_from] -= _value;
        balanceOf[_to] += _value;
        emit Transfer(_from, _to, _value);

        // Call the Comparator contract to compare inflections
        uint256 inflectionBitmap = 0; // Replace with actual inflection bitmap
        uint256 tokenId = 0; // Replace with actual token ID
        if (comparatorAlpha != address(0)) {
            comparatorAlpha.call(abi.encodeWithSignature("compareSelectedInflections(uint256,uint256)", inflectionBitmap, tokenId));
        }
    }
}