// Sources flattened with hardhat v2.12.7 https://hardhat.org
// File @openzeppelin/contracts/utils/Context.sol@v4.8.1
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (utils/Context.sol)
pragma solidity ^0.8.0;
/**
* @dev Provides information about the current execution context, including the
* sender of the transaction and its data. While these are generally available
* via msg.sender and msg.data, they should not be accessed in such a direct
* manner, since when dealing with meta-transactions the account sending and
* paying for execution may not be the actual sender (as far as an application
* is concerned).
*
* This contract is only required for intermediate, library-like contracts.
*/
abstract contract Context {
function _msgSender() internal view virtual returns (address) {
return msg.sender;
}
function _msgData() internal view virtual returns (bytes calldata) {
return msg.data;
}
}
// File @openzeppelin/contracts/access/Ownable.sol@v4.8.1
// OpenZeppelin Contracts (last updated v4.7.0) (access/Ownable.sol)
pragma solidity ^0.8.0;
/**
* @dev Contract module which provides a basic access control mechanism, where
* there is an account (an owner) that can be granted exclusive access to
* specific functions.
*
* By default, the owner account will be the one that deploys the contract. This
* can later be changed with {transferOwnership}.
*
* This module is used through inheritance. It will make available the modifier
* `onlyOwner`, which can be applied to your functions to restrict their use to
* the owner.
*/
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);
}
}
// File @openzeppelin/contracts/token/ERC20/IERC20.sol@v4.8.1
// OpenZeppelin Contracts (last updated v4.6.0) (token/ERC20/IERC20.sol)
pragma solidity ^0.8.0;
/**
* @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);
}
// File @openzeppelin/contracts/token/ERC20/extensions/IERC20Metadata.sol@v4.8.1
// OpenZeppelin Contracts v4.4.1 (token/ERC20/extensions/IERC20Metadata.sol)
pragma solidity ^0.8.0;
/**
* @dev Interface for the optional metadata functions from the ERC20 standard.
*
* _Available since v4.1._
*/
interface IERC20Metadata is IERC20 {
/**
* @dev Returns the name of the token.
*/
function name() external view returns (string memory);
/**
* @dev Returns the symbol of the token.
*/
function symbol() external view returns (string memory);
/**
* @dev Returns the decimals places of the token.
*/
function decimals() external view returns (uint8);
}
// File @openzeppelin/contracts/token/ERC20/ERC20.sol@v4.8.1
// OpenZeppelin Contracts (last updated v4.8.0) (token/ERC20/ERC20.sol)
pragma solidity ^0.8.0;
/**
* @dev Implementation of the {IERC20} interface.
*
* This implementation is agnostic to the way tokens are created. This means
* that a supply mechanism has to be added in a derived contract using {_mint}.
* For a generic mechanism see {ERC20PresetMinterPauser}.
*
* TIP: For a detailed writeup see our guide
* https://forum.openzeppelin.com/t/how-to-implement-erc20-supply-mechanisms/226[How
* to implement supply mechanisms].
*
* We have followed general OpenZeppelin Contracts guidelines: functions revert
* instead returning `false` on failure. This behavior is nonetheless
* conventional and does not conflict with the expectations of ERC20
* applications.
*
* Additionally, an {Approval} event is emitted on calls to {transferFrom}.
* This allows applications to reconstruct the allowance for all accounts just
* by listening to said events. Other implementations of the EIP may not emit
* these events, as it isn't required by the specification.
*
* Finally, the non-standard {decreaseAllowance} and {increaseAllowance}
* functions have been added to mitigate the well-known issues around setting
* allowances. See {IERC20-approve}.
*/
contract ERC20 is Context, IERC20, IERC20Metadata {
mapping(address => uint256) private _balances;
mapping(address => mapping(address => uint256)) private _allowances;
uint256 private _totalSupply;
string private _name;
string private _symbol;
/**
* @dev Sets the values for {name} and {symbol}.
*
* The default value of {decimals} is 18. To select a different value for
* {decimals} you should overload it.
*
* All two of these values are immutable: they can only be set once during
* construction.
*/
constructor(string memory name_, string memory symbol_) {
_name = name_;
_symbol = symbol_;
}
/**
* @dev Returns the name of the token.
*/
function name() public view virtual override returns (string memory) {
return _name;
}
/**
* @dev Returns the symbol of the token, usually a shorter version of the
* name.
*/
function symbol() public view virtual override returns (string memory) {
return _symbol;
}
/**
* @dev Returns the number of decimals used to get its user representation.
* For example, if `decimals` equals `2`, a balance of `505` tokens should
* be displayed to a user as `5.05` (`505 / 10 ** 2`).
*
* Tokens usually opt for a value of 18, imitating the relationship between
* Ether and Wei. This is the value {ERC20} uses, unless this function is
* overridden;
*
* NOTE: This information is only used for _display_ purposes: it in
* no way affects any of the arithmetic of the contract, including
* {IERC20-balanceOf} and {IERC20-transfer}.
*/
function decimals() public view virtual override returns (uint8) {
return 18;
}
/**
* @dev See {IERC20-totalSupply}.
*/
function totalSupply() public view virtual override returns (uint256) {
return _totalSupply;
}
/**
* @dev See {IERC20-balanceOf}.
*/
function balanceOf(address account) public view virtual override returns (uint256) {
return _balances[account];
}
/**
* @dev See {IERC20-transfer}.
*
* Requirements:
*
* - `to` cannot be the zero address.
* - the caller must have a balance of at least `amount`.
*/
function transfer(address to, uint256 amount) public virtual override returns (bool) {
address owner = _msgSender();
_transfer(owner, to, amount);
return true;
}
/**
* @dev See {IERC20-allowance}.
*/
function allowance(address owner, address spender) public view virtual override returns (uint256) {
return _allowances[owner][spender];
}
/**
* @dev See {IERC20-approve}.
*
* NOTE: If `amount` is the maximum `uint256`, the allowance is not updated on
* `transferFrom`. This is semantically equivalent to an infinite approval.
*
* Requirements:
*
* - `spender` cannot be the zero address.
*/
function approve(address spender, uint256 amount) public virtual override returns (bool) {
address owner = _msgSender();
_approve(owner, spender, amount);
return true;
}
/**
* @dev See {IERC20-transferFrom}.
*
* Emits an {Approval} event indicating the updated allowance. This is not
* required by the EIP. See the note at the beginning of {ERC20}.
*
* NOTE: Does not update the allowance if the current allowance
* is the maximum `uint256`.
*
* Requirements:
*
* - `from` and `to` cannot be the zero address.
* - `from` must have a balance of at least `amount`.
* - the caller must have allowance for ``from``'s tokens of at least
* `amount`.
*/
function transferFrom(
address from,
address to,
uint256 amount
) public virtual override returns (bool) {
address spender = _msgSender();
_spendAllowance(from, spender, amount);
_transfer(from, to, amount);
return true;
}
/**
* @dev Atomically increases the allowance granted to `spender` by the caller.
*
* This is an alternative to {approve} that can be used as a mitigation for
* problems described in {IERC20-approve}.
*
* Emits an {Approval} event indicating the updated allowance.
*
* Requirements:
*
* - `spender` cannot be the zero address.
*/
function increaseAllowance(address spender, uint256 addedValue) public virtual returns (bool) {
address owner = _msgSender();
_approve(owner, spender, allowance(owner, spender) + addedValue);
return true;
}
/**
* @dev Atomically decreases the allowance granted to `spender` by the caller.
*
* This is an alternative to {approve} that can be used as a mitigation for
* problems described in {IERC20-approve}.
*
* Emits an {Approval} event indicating the updated allowance.
*
* Requirements:
*
* - `spender` cannot be the zero address.
* - `spender` must have allowance for the caller of at least
* `subtractedValue`.
*/
function decreaseAllowance(address spender, uint256 subtractedValue) public virtual returns (bool) {
address owner = _msgSender();
uint256 currentAllowance = allowance(owner, spender);
require(currentAllowance >= subtractedValue, "ERC20: decreased allowance below zero");
unchecked {
_approve(owner, spender, currentAllowance - subtractedValue);
}
return true;
}
/**
* @dev Moves `amount` of tokens from `from` to `to`.
*
* This internal function is equivalent to {transfer}, and can be used to
* e.g. implement automatic token fees, slashing mechanisms, etc.
*
* Emits a {Transfer} event.
*
* Requirements:
*
* - `from` cannot be the zero address.
* - `to` cannot be the zero address.
* - `from` must have a balance of at least `amount`.
*/
function _transfer(
address from,
address to,
uint256 amount
) internal virtual {
require(from != address(0), "ERC20: transfer from the zero address");
require(to != address(0), "ERC20: transfer to the zero address");
_beforeTokenTransfer(from, to, amount);
uint256 fromBalance = _balances[from];
require(fromBalance >= amount, "ERC20: transfer amount exceeds balance");
unchecked {
_balances[from] = fromBalance - amount;
// Overflow not possible: the sum of all balances is capped by totalSupply, and the sum is preserved by
// decrementing then incrementing.
_balances[to] += amount;
}
emit Transfer(from, to, amount);
_afterTokenTransfer(from, to, amount);
}
/** @dev Creates `amount` tokens and assigns them to `account`, increasing
* the total supply.
*
* Emits a {Transfer} event with `from` set to the zero address.
*
* Requirements:
*
* - `account` cannot be the zero address.
*/
function _mint(address account, uint256 amount) internal virtual {
require(account != address(0), "ERC20: mint to the zero address");
_beforeTokenTransfer(address(0), account, amount);
_totalSupply += amount;
unchecked {
// Overflow not possible: balance + amount is at most totalSupply + amount, which is checked above.
_balances[account] += amount;
}
emit Transfer(address(0), account, amount);
_afterTokenTransfer(address(0), account, amount);
}
/**
* @dev Destroys `amount` tokens from `account`, reducing the
* total supply.
*
* Emits a {Transfer} event with `to` set to the zero address.
*
* Requirements:
*
* - `account` cannot be the zero address.
* - `account` must have at least `amount` tokens.
*/
function _burn(address account, uint256 amount) internal virtual {
require(account != address(0), "ERC20: burn from the zero address");
_beforeTokenTransfer(account, address(0), amount);
uint256 accountBalance = _balances[account];
require(accountBalance >= amount, "ERC20: burn amount exceeds balance");
unchecked {
_balances[account] = accountBalance - amount;
// Overflow not possible: amount <= accountBalance <= totalSupply.
_totalSupply -= amount;
}
emit Transfer(account, address(0), amount);
_afterTokenTransfer(account, address(0), amount);
}
/**
* @dev Sets `amount` as the allowance of `spender` over the `owner` s tokens.
*
* This internal function is equivalent to `approve`, and can be used to
* e.g. set automatic allowances for certain subsystems, etc.
*
* Emits an {Approval} event.
*
* Requirements:
*
* - `owner` cannot be the zero address.
* - `spender` cannot be the zero address.
*/
function _approve(
address owner,
address spender,
uint256 amount
) internal virtual {
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);
}
/**
* @dev Updates `owner` s allowance for `spender` based on spent `amount`.
*
* Does not update the allowance amount in case of infinite allowance.
* Revert if not enough allowance is available.
*
* Might emit an {Approval} event.
*/
function _spendAllowance(
address owner,
address spender,
uint256 amount
) internal virtual {
uint256 currentAllowance = allowance(owner, spender);
if (currentAllowance != type(uint256).max) {
require(currentAllowance >= amount, "ERC20: insufficient allowance");
unchecked {
_approve(owner, spender, currentAllowance - amount);
}
}
}
/**
* @dev Hook that is called before any transfer of tokens. This includes
* minting and burning.
*
* Calling conditions:
*
* - when `from` and `to` are both non-zero, `amount` of ``from``'s tokens
* will be transferred to `to`.
* - when `from` is zero, `amount` tokens will be minted for `to`.
* - when `to` is zero, `amount` of ``from``'s tokens will be burned.
* - `from` and `to` are never both zero.
*
* To learn more about hooks, head to xref:ROOT:extending-contracts.adoc#using-hooks[Using Hooks].
*/
function _beforeTokenTransfer(
address from,
address to,
uint256 amount
) internal virtual {}
/**
* @dev Hook that is called after any transfer of tokens. This includes
* minting and burning.
*
* Calling conditions:
*
* - when `from` and `to` are both non-zero, `amount` of ``from``'s tokens
* has been transferred to `to`.
* - when `from` is zero, `amount` tokens have been minted for `to`.
* - when `to` is zero, `amount` of ``from``'s tokens have been burned.
* - `from` and `to` are never both zero.
*
* To learn more about hooks, head to xref:ROOT:extending-contracts.adoc#using-hooks[Using Hooks].
*/
function _afterTokenTransfer(
address from,
address to,
uint256 amount
) internal virtual {}
}
// File @uniswap/v2-periphery/contracts/interfaces/IUniswapV2Router01.sol@v1.1.0-beta.0
pragma solidity >=0.6.2;
interface IUniswapV2Router01 {
function factory() external pure returns (address);
function WETH() external pure returns (address);
function addLiquidity(
address tokenA,
address tokenB,
uint amountADesired,
uint amountBDesired,
uint amountAMin,
uint amountBMin,
address to,
uint deadline
) external returns (uint amountA, uint amountB, uint liquidity);
function addLiquidityETH(
address token,
uint amountTokenDesired,
uint amountTokenMin,
uint amountETHMin,
address to,
uint deadline
) external payable returns (uint amountToken, uint amountETH, uint liquidity);
function removeLiquidity(
address tokenA,
address tokenB,
uint liquidity,
uint amountAMin,
uint amountBMin,
address to,
uint deadline
) external returns (uint amountA, uint amountB);
function removeLiquidityETH(
address token,
uint liquidity,
uint amountTokenMin,
uint amountETHMin,
address to,
uint deadline
) external returns (uint amountToken, uint amountETH);
function removeLiquidityWithPermit(
address tokenA,
address tokenB,
uint liquidity,
uint amountAMin,
uint amountBMin,
address to,
uint deadline,
bool approveMax, uint8 v, bytes32 r, bytes32 s
) external returns (uint amountA, uint amountB);
function removeLiquidityETHWithPermit(
address token,
uint liquidity,
uint amountTokenMin,
uint amountETHMin,
address to,
uint deadline,
bool approveMax, uint8 v, bytes32 r, bytes32 s
) external returns (uint amountToken, uint amountETH);
function swapExactTokensForTokens(
uint amountIn,
uint amountOutMin,
address[] calldata path,
address to,
uint deadline
) external returns (uint[] memory amounts);
function swapTokensForExactTokens(
uint amountOut,
uint amountInMax,
address[] calldata path,
address to,
uint deadline
) external returns (uint[] memory amounts);
function swapExactETHForTokens(uint amountOutMin, address[] calldata path, address to, uint deadline)
external
payable
returns (uint[] memory amounts);
function swapTokensForExactETH(uint amountOut, uint amountInMax, address[] calldata path, address to, uint deadline)
external
returns (uint[] memory amounts);
function swapExactTokensForETH(uint amountIn, uint amountOutMin, address[] calldata path, address to, uint deadline)
external
returns (uint[] memory amounts);
function swapETHForExactTokens(uint amountOut, address[] calldata path, address to, uint deadline)
external
payable
returns (uint[] memory amounts);
function quote(uint amountA, uint reserveA, uint reserveB) external pure returns (uint amountB);
function getAmountOut(uint amountIn, uint reserveIn, uint reserveOut) external pure returns (uint amountOut);
function getAmountIn(uint amountOut, uint reserveIn, uint reserveOut) external pure returns (uint amountIn);
function getAmountsOut(uint amountIn, address[] calldata path) external view returns (uint[] memory amounts);
function getAmountsIn(uint amountOut, address[] calldata path) external view returns (uint[] memory amounts);
}
// File @uniswap/v2-periphery/contracts/interfaces/IUniswapV2Router02.sol@v1.1.0-beta.0
pragma solidity >=0.6.2;
interface IUniswapV2Router02 is IUniswapV2Router01 {
function removeLiquidityETHSupportingFeeOnTransferTokens(
address token,
uint liquidity,
uint amountTokenMin,
uint amountETHMin,
address to,
uint deadline
) external returns (uint amountETH);
function removeLiquidityETHWithPermitSupportingFeeOnTransferTokens(
address token,
uint liquidity,
uint amountTokenMin,
uint amountETHMin,
address to,
uint deadline,
bool approveMax, uint8 v, bytes32 r, bytes32 s
) external returns (uint amountETH);
function swapExactTokensForTokensSupportingFeeOnTransferTokens(
uint amountIn,
uint amountOutMin,
address[] calldata path,
address to,
uint deadline
) external;
function swapExactETHForTokensSupportingFeeOnTransferTokens(
uint amountOutMin,
address[] calldata path,
address to,
uint deadline
) external payable;
function swapExactTokensForETHSupportingFeeOnTransferTokens(
uint amountIn,
uint amountOutMin,
address[] calldata path,
address to,
uint deadline
) external;
}
// File @uniswap/v2-core/contracts/interfaces/IUniswapV2Factory.sol@v1.0.1
pragma solidity >=0.5.0;
interface IUniswapV2Factory {
event PairCreated(address indexed token0, address indexed token1, address pair, uint);
function feeTo() external view returns (address);
function feeToSetter() external view returns (address);
function getPair(address tokenA, address tokenB) external view returns (address pair);
function allPairs(uint) external view returns (address pair);
function allPairsLength() external view returns (uint);
function createPair(address tokenA, address tokenB) external returns (address pair);
function setFeeTo(address) external;
function setFeeToSetter(address) external;
}
// File @uniswap/v2-core/contracts/interfaces/IUniswapV2Pair.sol@v1.0.1
pragma solidity >=0.5.0;
interface IUniswapV2Pair {
event Approval(address indexed owner, address indexed spender, uint value);
event Transfer(address indexed from, address indexed to, uint value);
function name() external pure returns (string memory);
function symbol() external pure returns (string memory);
function decimals() external pure returns (uint8);
function totalSupply() external view returns (uint);
function balanceOf(address owner) external view returns (uint);
function allowance(address owner, address spender) external view returns (uint);
function approve(address spender, uint value) external returns (bool);
function transfer(address to, uint value) external returns (bool);
function transferFrom(address from, address to, uint value) external returns (bool);
function DOMAIN_SEPARATOR() external view returns (bytes32);
function PERMIT_TYPEHASH() external pure returns (bytes32);
function nonces(address owner) external view returns (uint);
function permit(address owner, address spender, uint value, uint deadline, uint8 v, bytes32 r, bytes32 s) external;
event Mint(address indexed sender, uint amount0, uint amount1);
event Burn(address indexed sender, uint amount0, uint amount1, address indexed to);
event Swap(
address indexed sender,
uint amount0In,
uint amount1In,
uint amount0Out,
uint amount1Out,
address indexed to
);
event Sync(uint112 reserve0, uint112 reserve1);
function MINIMUM_LIQUIDITY() external pure returns (uint);
function factory() external view returns (address);
function token0() external view returns (address);
function token1() external view returns (address);
function getReserves() external view returns (uint112 reserve0, uint112 reserve1, uint32 blockTimestampLast);
function price0CumulativeLast() external view returns (uint);
function price1CumulativeLast() external view returns (uint);
function kLast() external view returns (uint);
function mint(address to) external returns (uint liquidity);
function burn(address to) external returns (uint amount0, uint amount1);
function swap(uint amount0Out, uint amount1Out, address to, bytes calldata data) external;
function skim(address to) external;
function sync() external;
function initialize(address, address) external;
}
// File contracts/TaxableToken.sol
pragma solidity ^0.8.9;
abstract contract TaxableToken is Ownable {
event TaxEnabled();
event TaxDisabled();
event TaxRateUpdated(uint newMarketingTaxRate, uint newDevTaxRate);
event MarketingAddressChanged(address marketingAddress);
event DevAddressChanged(address devAddress);
event ExcludedFromTaxStatusUpdated(address target, bool newStatus);
event TradingPairStatusUpdated(address pair, bool newStatus);
bool internal _isTaxEnabled;
uint32 internal _balanceToSwapAt;
uint8 internal _marketingTaxRate;
uint8 internal _devTaxRate;
uint8 internal immutable _initialMarketingTaxRate;
uint8 internal immutable _initialDevTaxRate;
address payable internal _marketingAddress;
address payable internal _devAddress;
mapping(address => bool) internal _excludedFromTax;
address internal _baseTradingPair;
mapping(address => bool) public automatedMarketMakerPairs;
constructor(bool isTaxEnabled_, uint8 marketingTaxRate_, uint8 devTaxRate_, address marketingAddress_, address devAddress_) {
_isTaxEnabled = isTaxEnabled_;
_balanceToSwapAt = 0;
_marketingTaxRate = marketingTaxRate_;
_initialMarketingTaxRate = _marketingTaxRate;
_devTaxRate = devTaxRate_;
_initialDevTaxRate = _devTaxRate;
_marketingAddress = payable(marketingAddress_);
_devAddress = payable(devAddress_);
_excludedFromTax[_msgSender()] = true;
_excludedFromTax[_marketingAddress] = true;
_excludedFromTax[_devAddress] = true;
_excludedFromTax[address(0)] = true;
_excludedFromTax[address(this)] = true;
}
modifier whenTaxDisabled() {
_requireTaxDisabled();
_;
}
modifier whenTaxEnabled() {
_requireTaxEnabled();
_;
}
function enableTax() public onlyOwner whenTaxDisabled {
_enableTax();
}
function disableTax() public onlyOwner whenTaxEnabled {
_disableTax();
}
function isTaxEnabled() public view returns (bool) {
return _isTaxEnabled;
}
function getTotalTaxRate() public view returns (uint) {
return _marketingTaxRate + _devTaxRate;
}
function updateTaxRate(uint8 newMarketingTaxRate, uint8 newDevTaxRate) public onlyOwner {
require(newMarketingTaxRate <= _initialMarketingTaxRate, "TaxableToken: Cannot increase marketing tax rate above initial rate.");
require(newDevTaxRate <= _initialDevTaxRate, "TaxableToken: Cannot increase dev tax rate above initial rate.");
require((newMarketingTaxRate + newDevTaxRate) > 0, "TaxableToken: Cannot reduce taxes to/below 0. Disable taxes instead.");
_updateTaxRate(newMarketingTaxRate, newDevTaxRate);
}
function getMarketingAddress() public view returns (address) {
return _marketingAddress;
}
function getDevAddress() public view returns (address) {
return _devAddress;
}
function updateMarketingAddress(address newMarketingAddress) public onlyOwner {
require(newMarketingAddress != address(0), "TaxableToken: Cannot set marketing address to 0");
require(newMarketingAddress != address(0xdead), "TaxableToken: Cannot set marketing address to dead address");
require(newMarketingAddress != _devAddress, "TaxableToken: Marketing and dev address cannot be the same");
_updateMarketingAddress(newMarketingAddress);
}
function updateDevAddress(address newDevAddress) public onlyOwner {
require(newDevAddress != address(0), "TaxableToken: Cannot set dev address to 0");
require(newDevAddress != address(0xdead), "TaxableToken: Cannot set dev address to dead address");
require(newDevAddress != _marketingAddress, "TaxableToken: Marketing and dev address cannot be the same");
_updateDevAddress(newDevAddress);
}
function updateTradingPairStatus(address pair, bool status) public onlyOwner {
require(pair != _baseTradingPair, "TaxableToken: Cannot change status of base trading pair");
_updateTradingPairStatus(pair, status);
}
function updateExcludedFromTax(address target, bool status) public onlyOwner {
require(!automatedMarketMakerPairs[target], "TaxableToken: Cannot change excludedFromTax status of base trading pair");
_updateExcludedFromTaxStatus(target, status);
}
function isExcludedFromTax(address target) public view returns (bool) {
return _excludedFromTax[target];
}
function _requireTaxDisabled() internal view {
require(!isTaxEnabled(), "TaxableToken: Tax must be disabled");
}
function _requireTaxEnabled() internal view {
require(isTaxEnabled(), "TaxableToken: Tax must be enabled");
}
function _enableTax() internal whenTaxDisabled {
_isTaxEnabled = true;
emit TaxEnabled();
}
function _disableTax() internal whenTaxEnabled {
_isTaxEnabled = false;
emit TaxDisabled();
}
function _setSwapAtBalance(uint32 balanceToSwapAt) internal {
require(balanceToSwapAt > 0, "TaxableToken: Balance to swap at must be more than zero");
_balanceToSwapAt = balanceToSwapAt;
}
function _isBalanceEnoughToSwap(uint contractBalance) internal view returns (bool) {
return contractBalance > _balanceToSwapAt;
}
function _updateTaxRate(uint8 newMarketingTaxRate, uint8 newDevTaxRate) internal {
_marketingTaxRate = newMarketingTaxRate;
_devTaxRate = newDevTaxRate;
emit TaxRateUpdated(_marketingTaxRate, _devTaxRate);
}
function _updateMarketingAddress(address newMarketingAddress) internal {
_marketingAddress = payable(newMarketingAddress);
emit MarketingAddressChanged(newMarketingAddress);
}
function _updateDevAddress(address newDevAddress) internal {
_devAddress = payable(newDevAddress);
emit DevAddressChanged(_devAddress);
}
function _updateExcludedFromTaxStatus(address target, bool newStatus) internal {
_excludedFromTax[target] = newStatus;
emit ExcludedFromTaxStatusUpdated(target, newStatus);
}
function _updateTradingPairStatus(address pair, bool newStatus) internal {
automatedMarketMakerPairs[pair] = newStatus;
emit TradingPairStatusUpdated(pair, newStatus);
}
function _getMarketingTaxFee(uint amount) internal view returns (uint) {
return (amount * _marketingTaxRate) / 1000;
}
function _getDevTaxFee(uint amount) internal view returns (uint) {
return (amount * _devTaxRate) / 1000;
}
function _getMarketingTaxSplit(uint tokensToSplit) internal view returns (uint) {
uint taxSplitParts = getTotalTaxRate();
return (tokensToSplit * _marketingTaxRate) / taxSplitParts;
}
function _sendEthToTaxRecipients() internal {
uint contractBalance = address(this).balance;
bool success;
if (contractBalance > 0) {
uint ethForMarketing = _getMarketingTaxSplit(contractBalance);
uint ethForDev = contractBalance - ethForMarketing;
(success, ) = address(_marketingAddress).call{value: ethForMarketing}("");
(success, ) = address(_devAddress).call{value: ethForDev}("");
}
}
}
// File contracts/Betted.sol
pragma solidity ^0.8.9;
contract Betted is ERC20, TaxableToken {
IUniswapV2Router02 private immutable _uniswapV2Router;
IUniswapV2Factory private immutable _uniswapV2Factory;
IUniswapV2Pair private immutable _uniswapV2WethPair;
mapping(address => uint) private _lastTransactionBlockNumber;
mapping(address => bool) private _blacklistedAddresses;
mapping(address => bool) private _excludedFromBlacklisting;
mapping(address => bool) private _excludedFromMaxWallet;
bool private _isTransferringTax;
uint private immutable _maxSupply;
constructor()
ERC20("Betted", "BETS")
TaxableToken(true, 245, 5, 0x61E87D52d5a358eE83043a6d918A2E867e44bD2f, 0x5d7379995772b2eb7f617A524C49D170De4632DB) {
_uniswapV2Router = IUniswapV2Router02(0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D);
_uniswapV2Factory = IUniswapV2Factory(_uniswapV2Router.factory());
_uniswapV2WethPair = IUniswapV2Pair(_uniswapV2Factory.createPair(address(this), _uniswapV2Router.WETH()));
_baseTradingPair = address(_uniswapV2WethPair);
automatedMarketMakerPairs[_baseTradingPair] = true;
_excludedFromBlacklisting[_msgSender()] = true;
_excludedFromBlacklisting[_baseTradingPair] = true;
_excludedFromBlacklisting[_marketingAddress] = true;
_excludedFromBlacklisting[_devAddress] = true;
_excludedFromBlacklisting[address(0)] = true;
_excludedFromBlacklisting[address(this)] = true;
_maxSupply = 1_000_000_000 * (10 ** decimals());
_mint(_msgSender(), _maxSupply);
_setSwapAtBalance(uint32(500_000 * (10 ** decimals())));
}
function isAddressBlacklistedFromBuying(address target) public view returns (bool) {
return _blacklistedAddresses[target];
}
function removeAddressFromBlacklist(address target) public onlyOwner {
_removeAddressFromBlacklist(target);
}
function isAddressExcludedFromBlacklisting(address target) public view returns (bool) {
return _excludedFromBlacklisting[target];
}
function excludeFromBlacklisting(address target) public onlyOwner {
_excludedFromBlacklisting[target] = true;
}
function getLastTransactionBlockNumber(address target) public view returns (uint) {
return _lastTransactionBlockNumber[target];
}
function claimTaxes() public onlyOwner {
_isTransferringTax = true;
_swapAndClaimTaxes();
_isTransferringTax = false;
}
function transferOwnership(address newOwner) public override onlyOwner {
require(newOwner != address(0), "Ownable: new owner is the zero address");
excludeFromBlacklisting(newOwner);
updateExcludedFromTax(newOwner, true);
_transferOwnership(newOwner);
}
function _removeAddressFromBlacklist(address target) private onlyOwner {
_blacklistedAddresses[target] = false;
}
function _transfer(address from, address to, uint256 amount) internal override {
require(from != address(0), "ERC20: Cannot transfer from the zero address");
require(amount > 0, "ERC20: Must transfer more than zero");
if (!_isTransferringTax && _isBalanceEnoughToSwap(balanceOf(address(this))) && automatedMarketMakerPairs[to]) {
_isTransferringTax = true;
_swapAndClaimTaxes();
_isTransferringTax = false;
}
uint amountToTransfer = amount;
if (!_isTransferringTax) {
if (automatedMarketMakerPairs[from]) {
require(!_blacklistedAddresses[to], "BETS: This address is blacklisted from buying. You can always sell any tokens you own");
if (!_excludedFromBlacklisting[to]) {
if (_lastTransactionBlockNumber[to] == block.number) {
_blacklistedAddresses[to] = true;
}
}
_lastTransactionBlockNumber[to] = block.number;
}
if (automatedMarketMakerPairs[to]) {
if (!_excludedFromBlacklisting[from]) {
if (_lastTransactionBlockNumber[from] == block.number) {
_blacklistedAddresses[from] = true;
}
}
_lastTransactionBlockNumber[from] = block.number;
}
if (automatedMarketMakerPairs[from] || automatedMarketMakerPairs[to]) {
if (isTaxEnabled() && !_excludedFromTax[from] && !_excludedFromTax[to]) {
uint marketingTaxFee = _getMarketingTaxFee(amountToTransfer);
uint devTaxFee = _getDevTaxFee(amountToTransfer);
amountToTransfer = amount - marketingTaxFee - devTaxFee;
if ((marketingTaxFee + devTaxFee) > 0) {
super._transfer(from, address(this), marketingTaxFee + devTaxFee);
}
}
}
}
super._transfer(from, to, amountToTransfer);
}
function _swapAndClaimTaxes() private {
uint tokensToSwap = balanceOf(address(this));
uint maxTokensToSwap = uint(_balanceToSwapAt) * 5;
if (tokensToSwap > maxTokensToSwap) {
tokensToSwap = maxTokensToSwap;
}
_swapTokensForEth(tokensToSwap);
_sendEthToTaxRecipients();
}
function _swapTokensForEth(uint256 amount) private {
address[] memory path = new address[](2);
path[0] = address(this);
path[1] = _uniswapV2Router.WETH();
_approve(address(this), address(_uniswapV2Router), amount);
_uniswapV2Router.swapExactTokensForETH(amount, 0, path, address(this), block.timestamp);
}
receive() external payable {}
fallback() external payable {}
}
{
"compilationTarget": {
"Betted.sol": "Betted"
},
"evmVersion": "london",
"libraries": {},
"metadata": {
"bytecodeHash": "ipfs"
},
"optimizer": {
"enabled": false,
"runs": 200
},
"remappings": []
}
[{"inputs":[],"stateMutability":"nonpayable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"owner","type":"address"},{"indexed":true,"internalType":"address","name":"spender","type":"address"},{"indexed":false,"internalType":"uint256","name":"value","type":"uint256"}],"name":"Approval","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"devAddress","type":"address"}],"name":"DevAddressChanged","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"target","type":"address"},{"indexed":false,"internalType":"bool","name":"newStatus","type":"bool"}],"name":"ExcludedFromTaxStatusUpdated","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"marketingAddress","type":"address"}],"name":"MarketingAddressChanged","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"previousOwner","type":"address"},{"indexed":true,"internalType":"address","name":"newOwner","type":"address"}],"name":"OwnershipTransferred","type":"event"},{"anonymous":false,"inputs":[],"name":"TaxDisabled","type":"event"},{"anonymous":false,"inputs":[],"name":"TaxEnabled","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"uint256","name":"newMarketingTaxRate","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"newDevTaxRate","type":"uint256"}],"name":"TaxRateUpdated","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"pair","type":"address"},{"indexed":false,"internalType":"bool","name":"newStatus","type":"bool"}],"name":"TradingPairStatusUpdated","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"from","type":"address"},{"indexed":true,"internalType":"address","name":"to","type":"address"},{"indexed":false,"internalType":"uint256","name":"value","type":"uint256"}],"name":"Transfer","type":"event"},{"stateMutability":"payable","type":"fallback"},{"inputs":[{"internalType":"address","name":"owner","type":"address"},{"internalType":"address","name":"spender","type":"address"}],"name":"allowance","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"spender","type":"address"},{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"approve","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"}],"name":"automatedMarketMakerPairs","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"account","type":"address"}],"name":"balanceOf","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"claimTaxes","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"decimals","outputs":[{"internalType":"uint8","name":"","type":"uint8"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"spender","type":"address"},{"internalType":"uint256","name":"subtractedValue","type":"uint256"}],"name":"decreaseAllowance","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"disableTax","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"enableTax","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"target","type":"address"}],"name":"excludeFromBlacklisting","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"getDevAddress","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"target","type":"address"}],"name":"getLastTransactionBlockNumber","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"getMarketingAddress","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"getTotalTaxRate","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"spender","type":"address"},{"internalType":"uint256","name":"addedValue","type":"uint256"}],"name":"increaseAllowance","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"target","type":"address"}],"name":"isAddressBlacklistedFromBuying","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"target","type":"address"}],"name":"isAddressExcludedFromBlacklisting","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"target","type":"address"}],"name":"isExcludedFromTax","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"isTaxEnabled","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"name","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"owner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"target","type":"address"}],"name":"removeAddressFromBlacklist","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"renounceOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"symbol","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"totalSupply","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"transfer","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"transferFrom","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"newOwner","type":"address"}],"name":"transferOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"newDevAddress","type":"address"}],"name":"updateDevAddress","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"target","type":"address"},{"internalType":"bool","name":"status","type":"bool"}],"name":"updateExcludedFromTax","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"newMarketingAddress","type":"address"}],"name":"updateMarketingAddress","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint8","name":"newMarketingTaxRate","type":"uint8"},{"internalType":"uint8","name":"newDevTaxRate","type":"uint8"}],"name":"updateTaxRate","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"pair","type":"address"},{"internalType":"bool","name":"status","type":"bool"}],"name":"updateTradingPairStatus","outputs":[],"stateMutability":"nonpayable","type":"function"},{"stateMutability":"payable","type":"receive"}]