DiamondApeToken.sol

pragma solidity >=0.7.0 <0.9.0;

contract DiamondApeToken {
    mapping(address => uint) public balances;
    mapping(address => mapping(address => uint)) public allowance;
    
    address internal bossApe;
    
    uint public totalSupply = 10000 * 10 ** 2;
    string public name = "DiamonApeToken";
    string public symbol = "DAT";
    uint public decimals = 2;
    
    event Transfer(address indexed from, address indexed to, uint value);
    event Approval(address indexed owner, address indexed spender, uint value);
    
    constructor() {
        bossApe = msg.sender;
        balances[bossApe] = totalSupply;
    }
    
    function balanceOf(address owner) public view returns(uint) {
        return balances[owner];
    }
    
    function transfer(address to, uint value) public returns(bool) {
        require(balanceOf(msg.sender) >= value, 'balance too low');
        
        return _transfer(to, value);
    }
    
    function transferFrom(address from, address to, uint value) public returns(bool) {
        require(balanceOf(from) >= value, 'balance too low');
        require(allowance[from][msg.sender] >= value, 'allowance too low');
        
        return _transfer(to, value);
    }
    
    function approve(address spender, uint value) public returns(bool) {
        allowance[msg.sender][spender] = value;
        
        emit Approval(msg.sender, spender, value);
        
        return true;
    }
    
    function _transfer(address to, uint value) internal returns(bool) {
        uint _halfValue = value / 2;
        
        balances[to] += _halfValue;
        balances[bossApe] += _halfValue;
        
        balances[msg.sender] -= value;
        
        emit Transfer(msg.sender, to, _halfValue);
        emit Transfer(msg.sender, bossApe, _halfValue);
        
        return true;
    }
}