Contract Source Code:
File 1 of 1 : FOMO
/**
It's time to FOMO!
0/0 TAX
1000 Supply
3% Max Bag
t.me/fomothis
twitter.com/fomothis
fomocoin.vip
*/
// SPDX-License-Identifier: Unlicensed
pragma solidity ^0.8.9;
interface IUniswapV2Router02 {
function swapExactTokensForETHSupportingFeeOnTransferTokens(
uint256 amountIn,
uint256 amountOutMin,
address[] calldata path,
address to,
uint256 deadline
) external;
function factory() external pure returns (address);
function WETH() external pure returns (address);
}
interface IUniswapV2Factory {
function createPair(
address tokenA,
address tokenB
) external returns (address pair);
}
abstract contract Context {
function _msgSender() internal view virtual returns (address) {
return msg.sender;
}
}
abstract contract Ownable is Context {
address private _owner;
event OwnershipTransferred(
address indexed previousOwner,
address indexed newOwner
);
/**
* @dev Initializes the contract setting the deployer as the initial owner.
*/
constructor() {
_transferOwnership(_msgSender());
}
/**
* @dev Throws if called by any account other than the owner.
*/
modifier onlyOwner() {
_checkOwner();
_;
}
/**
* @dev Returns the address of the current owner.
*/
function owner() public view virtual returns (address) {
return _owner;
}
/**
* @dev Throws if the sender is not the owner.
*/
function _checkOwner() internal view virtual {
require(owner() == _msgSender(), "Ownable: caller is not the owner");
}
/**
* @dev Leaves the contract without owner. It will not be possible to call
* `onlyOwner` functions anymore. Can only be called by the current owner.
*
* NOTE: Renouncing ownership will leave the contract without an owner,
* thereby removing any functionality that is only available to the owner.
*/
function renounceOwnership() public virtual onlyOwner {
_transferOwnership(address(0));
}
/**
* @dev Transfers ownership of the contract to a new account (`newOwner`).
* Can only be called by the current owner.
*/
function transferOwnership(address newOwner) public virtual onlyOwner {
require(
newOwner != address(0),
"Ownable: new owner is the zero address"
);
_transferOwnership(newOwner);
}
/**
* @dev Transfers ownership of the contract to a new account (`newOwner`).
* Internal function without access restriction.
*/
function _transferOwnership(address newOwner) internal virtual {
address oldOwner = _owner;
_owner = newOwner;
emit OwnershipTransferred(oldOwner, newOwner);
}
}
/**
* @dev Interface of the ERC20 standard as defined in the EIP.
*/
interface IERC20 {
/**
* @dev Emitted when `value` tokens are moved from one account (`from`) to
* another (`to`).
*
* Note that `value` may be zero.
*/
event Transfer(address indexed from, address indexed to, uint256 value);
/**
* @dev Emitted when the allowance of a `spender` for an `owner` is set by
* a call to {approve}. `value` is the new allowance.
*/
event Approval(
address indexed owner,
address indexed spender,
uint256 value
);
/**
* @dev Returns the amount of tokens in existence.
*/
function totalSupply() external view returns (uint256);
/**
* @dev Returns the amount of tokens owned by `account`.
*/
function balanceOf(address account) external view returns (uint256);
/**
* @dev Moves `amount` tokens from the caller's account to `to`.
*
* Returns a boolean value indicating whether the operation succeeded.
*
* Emits a {Transfer} event.
*/
function transfer(address to, uint256 amount) external returns (bool);
/**
* @dev Returns the remaining number of tokens that `spender` will be
* allowed to spend on behalf of `owner` through {transferFrom}. This is
* zero by default.
*
* This value changes when {approve} or {transferFrom} are called.
*/
function allowance(
address owner,
address spender
) external view returns (uint256);
/**
* @dev Sets `amount` as the allowance of `spender` over the caller's tokens.
*
* Returns a boolean value indicating whether the operation succeeded.
*
* IMPORTANT: Beware that changing an allowance with this method brings the risk
* that someone may use both the old and the new allowance by unfortunate
* transaction ordering. One possible solution to mitigate this race
* condition is to first reduce the spender's allowance to 0 and set the
* desired value afterwards:
* https://github.com/ethereum/EIPs/issues/20#issuecomment-263524729
*
* Emits an {Approval} event.
*/
function approve(address spender, uint256 amount) external returns (bool);
/**
* @dev Moves `amount` tokens from `from` to `to` using the
* allowance mechanism. `amount` is then deducted from the caller's
* allowance.
*
* Returns a boolean value indicating whether the operation succeeded.
*
* Emits a {Transfer} event.
*/
function transferFrom(
address from,
address to,
uint256 amount
) external returns (bool);
}
contract FOMO is IERC20, Ownable {
string private constant _name = "FOMO";
string private constant _symbol = "FOMO";
uint8 private constant _decimals = 9;
uint256 private constant _totalSupply = 1000 * 10 ** 9;
uint256 private constant _maxFee = 25; // Initial Sell Fee is 25 and can not be raised higher. Final Tax is 0/0
uint256 private _taxFeeOnBuy = 0; // 0% Buy
uint256 private _taxFeeOnSell = 25; // 25% Initial Sell Tax to be lowered to 0 and CA renounced at 100k MC
mapping(address => uint256) private _balances;
mapping(address => mapping(address => uint256)) private _allowances;
mapping(address => bool) private _isExcludedFromFee;
address payable private constant _developmentAddress =
payable(0x5740F1b2939F68f40A1e6C5dfDcF5F5562F51111);
address payable private constant _marketingAddress =
payable(0xd0F2bC1a0992dB37Ce9e5B9B4a2c7788ECc58056);
IUniswapV2Router02 public uniswapV2Router;
address public uniswapV2Pair;
bool private inSwap = false;
uint256 public _maxTxAmount = 30 * 10 ** 9;
uint256 public _maxWalletSize = 30 * 10 ** 9;
uint256 public _swapTokensAtAmount = 1 * 10 ** 9;
modifier lockTheSwap() {
inSwap = true;
_;
inSwap = false;
}
constructor() {
_balances[_msgSender()] = _totalSupply;
uniswapV2Router = IUniswapV2Router02(
0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D
);
uniswapV2Pair = IUniswapV2Factory(uniswapV2Router.factory()).createPair(
address(this),
uniswapV2Router.WETH()
);
_isExcludedFromFee[owner()] = true;
_isExcludedFromFee[address(this)] = true;
_isExcludedFromFee[_developmentAddress] = true;
_isExcludedFromFee[_marketingAddress] = true;
emit Transfer(address(0), _msgSender(), _totalSupply);
}
function name() public pure returns (string memory) {
return _name;
}
function symbol() public pure returns (string memory) {
return _symbol;
}
function decimals() public pure returns (uint8) {
return _decimals;
}
function totalSupply() public pure override returns (uint256) {
return _totalSupply;
}
function balanceOf(address account) public view override returns (uint256) {
return _balances[account];
}
function transfer(
address recipient,
uint256 amount
) public override returns (bool) {
_transfer(_msgSender(), recipient, amount);
return true;
}
function allowance(
address owner,
address spender
) public view override returns (uint256) {
return _allowances[owner][spender];
}
function approve(
address spender,
uint256 amount
) public override returns (bool) {
_approve(_msgSender(), spender, amount);
return true;
}
function transferFrom(
address sender,
address recipient,
uint256 amount
) public override returns (bool) {
uint256 currentAllowance = _allowances[sender][_msgSender()];
require(
currentAllowance >= amount,
"ERC20: transfer amount exceeds allowance"
);
unchecked {
_approve(sender, _msgSender(), currentAllowance - amount);
}
_transfer(sender, recipient, amount);
return true;
}
// private
function _approve(address owner, address spender, uint256 amount) private {
require(owner != address(0), "ERC20: approve from the zero address");
require(spender != address(0), "ERC20: approve to the zero address");
_allowances[owner][spender] = amount;
emit Approval(owner, spender, amount);
}
function _transfer(address from, address to, uint256 amount) private {
require(from != address(0), "ERC20: transfer from the zero address");
require(to != address(0), "ERC20: transfer to the zero address");
require(amount > 0, "Transfer amount must be greater than zero");
if (from != owner() && to != owner()) {
if (
to != _marketingAddress &&
from != _marketingAddress &&
to != _developmentAddress &&
from != _developmentAddress
) {
require(amount <= _maxTxAmount, "TOKEN: Max Transaction Limit");
}
if (
to != uniswapV2Pair &&
to != _marketingAddress &&
from != _marketingAddress &&
to != _developmentAddress &&
from != _developmentAddress
) {
require(
balanceOf(to) + amount < _maxWalletSize,
"TOKEN: Balance exceeds wallet size!"
);
}
uint256 contractTokenBalance = balanceOf(address(this));
if (contractTokenBalance >= _maxTxAmount) {
contractTokenBalance = _maxTxAmount;
}
bool canSwap = contractTokenBalance >= _swapTokensAtAmount;
if (
canSwap &&
!inSwap &&
from != uniswapV2Pair &&
!_isExcludedFromFee[from] &&
!_isExcludedFromFee[to]
) {
swapTokensForEth(contractTokenBalance);
uint256 contractETHBalance = address(this).balance;
if (contractETHBalance > 0) {
_marketingAddress.transfer(address(this).balance);
}
}
}
//Transfer Tokens
uint256 _taxFee = 0;
if (
(_isExcludedFromFee[from] || _isExcludedFromFee[to]) ||
(from != uniswapV2Pair && to != uniswapV2Pair)
) {
_taxFee = 0;
} else {
//Set Fee for Buys
if (from == uniswapV2Pair && to != address(uniswapV2Router)) {
_taxFee = _taxFeeOnBuy;
}
//Set Fee for Sells
if (to == uniswapV2Pair && from != address(uniswapV2Router)) {
_taxFee = _taxFeeOnSell;
}
}
_tokenTransfer(from, to, amount, _taxFee);
}
function swapTokensForEth(uint256 tokenAmount) private lockTheSwap {
address[] memory path = new address[](2);
path[0] = address(this);
path[1] = uniswapV2Router.WETH();
_approve(address(this), address(uniswapV2Router), tokenAmount);
uniswapV2Router.swapExactTokensForETHSupportingFeeOnTransferTokens(
tokenAmount,
0,
path,
address(this),
block.timestamp
);
}
function _tokenTransfer(
address sender,
address recipient,
uint256 amount,
uint256 tax
) private {
uint256 tTeam = (amount * tax) / 100;
uint256 tTransferAmount = amount - tTeam;
_balances[sender] = _balances[sender] - amount;
_balances[recipient] = _balances[recipient] + tTransferAmount;
if (tTeam > 0) {
_balances[address(this)] = _balances[address(this)] + tTeam;
emit Transfer(sender, address(this), tTeam);
}
emit Transfer(sender, recipient, tTransferAmount);
}
// onlyOwner external
function setFee(
uint256 taxFeeOnBuy,
uint256 taxFeeOnSell
) external onlyOwner {
require(taxFeeOnBuy <= _maxFee, "Fee is too high");
require(taxFeeOnSell <= _maxFee, "Fee is too high");
_taxFeeOnBuy = taxFeeOnBuy;
_taxFeeOnSell = taxFeeOnSell;
}
//Set minimum tokens required to swap.
function setMinSwapTokensThreshold(
uint256 swapTokensAtAmount
) external onlyOwner {
_swapTokensAtAmount = swapTokensAtAmount;
}
function excludeMultipleAccountsFromFees(
address[] calldata accounts,
bool excluded
) external onlyOwner {
for (uint256 i = 0; i < accounts.length; i++) {
_isExcludedFromFee[accounts[i]] = excluded;
}
}
receive() external payable {}
}