Contract Source Code:
File 1 of 1 : JiggaToken
// SPDX-License-Identifier: Unlicensed
pragma solidity 0.7.5;
interface IERC20 {
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 `recipient`.
*
* Returns a boolean value indicating whether the operation succeeded.
*
* Emits a {Transfer} event.
*/
function transfer(address recipient, 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 `sender` to `recipient` 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 sender, address recipient, uint256 amount) external returns (bool);
/**
* @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 Wrappers over Solidity's arithmetic operations with added overflow
* checks.
*
* Arithmetic operations in Solidity wrap on overflow. This can easily result
* in bugs, because programmers usually assume that an overflow raises an
* error, which is the standard behavior in high level programming languages.
* `SafeMath` restores this intuition by reverting the transaction when an
* operation overflows.
*
* Using this library instead of the unchecked operations eliminates an entire
* class of bugs, so it's recommended to use it always.
*/
library SafeMath {
/**
* @dev Returns the addition of two unsigned integers, reverting on
* overflow.
*
* Counterpart to Solidity's `+` operator.
*
* Requirements:
*
* - Addition cannot overflow.
*/
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
require(c >= a, "SafeMath: addition overflow");
return c;
}
/**
* @dev Returns the subtraction of two unsigned integers, reverting on
* overflow (when the result is negative).
*
* Counterpart to Solidity's `-` operator.
*
* Requirements:
*
* - Subtraction cannot overflow.
*/
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
return sub(a, b, "SafeMath: subtraction overflow");
}
/**
* @dev Returns the subtraction of two unsigned integers, reverting with custom message on
* overflow (when the result is negative).
*
* Counterpart to Solidity's `-` operator.
*
* Requirements:
*
* - Subtraction cannot overflow.
*/
function sub(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b <= a, errorMessage);
uint256 c = a - b;
return c;
}
/**
* @dev Returns the multiplication of two unsigned integers, reverting on
* overflow.
*
* Counterpart to Solidity's `*` operator.
*
* Requirements:
*
* - Multiplication cannot overflow.
*/
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
// Gas optimization: this is cheaper than requiring 'a' not being zero, but the
// benefit is lost if 'b' is also tested.
// See: https://github.com/OpenZeppelin/openzeppelin-contracts/pull/522
if (a == 0) {
return 0;
}
uint256 c = a * b;
require(c / a == b, "SafeMath: multiplication overflow");
return c;
}
/**
* @dev Returns the integer division of two unsigned integers. Reverts on
* division by zero. The result is rounded towards zero.
*
* Counterpart to Solidity's `/` operator. Note: this function uses a
* `revert` opcode (which leaves remaining gas untouched) while Solidity
* uses an invalid opcode to revert (consuming all remaining gas).
*
* Requirements:
*
* - The divisor cannot be zero.
*/
function div(uint256 a, uint256 b) internal pure returns (uint256) {
return div(a, b, "SafeMath: division by zero");
}
/**
* @dev Returns the integer division of two unsigned integers. Reverts with custom message on
* division by zero. The result is rounded towards zero.
*
* Counterpart to Solidity's `/` operator. Note: this function uses a
* `revert` opcode (which leaves remaining gas untouched) while Solidity
* uses an invalid opcode to revert (consuming all remaining gas).
*
* Requirements:
*
* - The divisor cannot be zero.
*/
function div(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b > 0, errorMessage);
uint256 c = a / b;
// assert(a == b * c + a % b); // There is no case in which this doesn't hold
return c;
}
/**
* @dev Returns the remainder of dividing two unsigned integers. (unsigned integer modulo),
* Reverts when dividing by zero.
*
* Counterpart to Solidity's `%` operator. This function uses a `revert`
* opcode (which leaves remaining gas untouched) while Solidity uses an
* invalid opcode to revert (consuming all remaining gas).
*
* Requirements:
*
* - The divisor cannot be zero.
*/
function mod(uint256 a, uint256 b) internal pure returns (uint256) {
return mod(a, b, "SafeMath: modulo by zero");
}
/**
* @dev Returns the remainder of dividing two unsigned integers. (unsigned integer modulo),
* Reverts with custom message when dividing by zero.
*
* Counterpart to Solidity's `%` operator. This function uses a `revert`
* opcode (which leaves remaining gas untouched) while Solidity uses an
* invalid opcode to revert (consuming all remaining gas).
*
* Requirements:
*
* - The divisor cannot be zero.
*/
function mod(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b != 0, errorMessage);
return a % b;
}
}
abstract contract Context {
function _msgSender() internal view virtual returns (address payable) {
return msg.sender;
}
function _msgData() internal view virtual returns (bytes memory) {
this; // silence state mutability warning without generating bytecode - see https://github.com/ethereum/solidity/issues/2691
return msg.data;
}
}
/**
* @dev Collection of functions related to the address type
*/
library Address {
/**
* @dev Returns true if `account` is a contract.
*
* [IMPORTANT]
* ====
* It is unsafe to assume that an address for which this function returns
* false is an externally-owned account (EOA) and not a contract.
*
* Among others, `isContract` will return false for the following
* types of addresses:
*
* - an externally-owned account
* - a contract in construction
* - an address where a contract will be created
* - an address where a contract lived, but was destroyed
* ====
*/
function isContract(address account) internal view returns (bool) {
// According to EIP-1052, 0x0 is the value returned for not-yet created accounts
// and 0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470 is returned
// for accounts without code, i.e. `keccak256('')`
bytes32 codehash;
bytes32 accountHash = 0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470;
// solhint-disable-next-line no-inline-assembly
assembly { codehash := extcodehash(account) }
return (codehash != accountHash && codehash != 0x0);
}
/**
* @dev Replacement for Solidity's `transfer`: sends `amount` wei to
* `recipient`, forwarding all available gas and reverting on errors.
*
* https://eips.ethereum.org/EIPS/eip-1884[EIP1884] increases the gas cost
* of certain opcodes, possibly making contracts go over the 2300 gas limit
* imposed by `transfer`, making them unable to receive funds via
* `transfer`. {sendValue} removes this limitation.
*
* https://diligence.consensys.net/posts/2019/09/stop-using-soliditys-transfer-now/[Learn more].
*
* IMPORTANT: because control is transferred to `recipient`, care must be
* taken to not create reentrancy vulnerabilities. Consider using
* {ReentrancyGuard} or the
* https://solidity.readthedocs.io/en/v0.5.11/security-considerations.html#use-the-checks-effects-interactions-pattern[checks-effects-interactions pattern].
*/
function sendValue(address payable recipient, uint256 amount) internal {
require(address(this).balance >= amount, "Address: insufficient balance");
// solhint-disable-next-line avoid-low-level-calls, avoid-call-value
(bool success, ) = recipient.call{ value: amount }("");
require(success, "Address: unable to send value, recipient may have reverted");
}
/**
* @dev Performs a Solidity function call using a low level `call`. A
* plain`call` is an unsafe replacement for a function call: use this
* function instead.
*
* If `target` reverts with a revert reason, it is bubbled up by this
* function (like regular Solidity function calls).
*
* Returns the raw returned data. To convert to the expected return value,
* use https://solidity.readthedocs.io/en/latest/units-and-global-variables.html?highlight=abi.decode#abi-encoding-and-decoding-functions[`abi.decode`].
*
* Requirements:
*
* - `target` must be a contract.
* - calling `target` with `data` must not revert.
*
* _Available since v3.1._
*/
function functionCall(address target, bytes memory data) internal returns (bytes memory) {
return functionCall(target, data, "Address: low-level call failed");
}
/**
* @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], but with
* `errorMessage` as a fallback revert reason when `target` reverts.
*
* _Available since v3.1._
*/
function functionCall(address target, bytes memory data, string memory errorMessage) internal returns (bytes memory) {
return _functionCallWithValue(target, data, 0, errorMessage);
}
/**
* @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
* but also transferring `value` wei to `target`.
*
* Requirements:
*
* - the calling contract must have an ETH balance of at least `value`.
* - the called Solidity function must be `payable`.
*
* _Available since v3.1._
*/
function functionCallWithValue(address target, bytes memory data, uint256 value) internal returns (bytes memory) {
return functionCallWithValue(target, data, value, "Address: low-level call with value failed");
}
/**
* @dev Same as {xref-Address-functionCallWithValue-address-bytes-uint256-}[`functionCallWithValue`], but
* with `errorMessage` as a fallback revert reason when `target` reverts.
*
* _Available since v3.1._
*/
function functionCallWithValue(address target, bytes memory data, uint256 value, string memory errorMessage) internal returns (bytes memory) {
require(address(this).balance >= value, "Address: insufficient balance for call");
return _functionCallWithValue(target, data, value, errorMessage);
}
function _functionCallWithValue(address target, bytes memory data, uint256 weiValue, string memory errorMessage) private returns (bytes memory) {
require(isContract(target), "Address: call to non-contract");
// solhint-disable-next-line avoid-low-level-calls
(bool success, bytes memory returndata) = target.call{ value: weiValue }(data);
if (success) {
return returndata;
} else {
// Look for revert reason and bubble it up if present
if (returndata.length > 0) {
// The easiest way to bubble the revert reason is using memory via assembly
// solhint-disable-next-line no-inline-assembly
assembly {
let returndata_size := mload(returndata)
revert(add(32, returndata), returndata_size)
}
} else {
revert(errorMessage);
}
}
}
}
/**
* @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.
*/
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 () {
address msgSender = _msgSender();
_owner = msgSender;
emit OwnershipTransferred(address(0), msgSender);
}
/**
* @dev Returns the address of the current owner.
*/
function owner() public view returns (address) {
return _owner;
}
/**
* @dev Throws if called by any account other than the owner.
*/
modifier onlyOwner() {
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 {
emit OwnershipTransferred(_owner, address(0));
_owner = 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");
emit OwnershipTransferred(_owner, newOwner);
_owner = newOwner;
}
}
interface IUniswapV2Factory {
function createPair(address tokenA, address tokenB) external returns (address pair);
}
interface IUniswapV2Router02 {
function swapExactTokensForETHSupportingFeeOnTransferTokens(
uint amountIn,
uint amountOutMin,
address[] calldata path,
address to,
uint deadline
) external;
function WETH() external pure returns (address);
function factory() external pure returns (address);
function addLiquidityETH(
address token,
uint amountTokenDesired,
uint amountTokenMin,
uint amountETHMin,
address to,
uint deadline
) external payable returns (uint amountToken, uint amountETH, uint liquidity);
function getAmountsOut(uint amountIn, address[] memory path) external returns (uint[] memory amounts);
}
contract JiggaToken is Context, IERC20, Ownable {
using SafeMath for uint256;
using Address for address payable;
mapping (address => uint256) private _balances;
mapping (address => uint256) private _whitelist;
mapping (address => mapping (address => uint256)) private _allowances;
mapping (address => bool) private _isExcludedFromFee;
address payable public marketing;
address payable public dev;
address payable public rewards;
address payable public reflections;
uint256 private _tTotal = 1 * 10**12 * 10**9;
string private _name = "Jigga Token";
string private _symbol = "JIGGA";
uint8 private _decimals = 9;
uint256 public _rewardsFee = 9;
uint256 public _liquidityFee = 5;
uint256 public _marketingFee = 16;
uint256 public _devFee = 10;
uint256 public _reflectionsFee = 40;
uint256 constant public _WLTierPeriodLength = 20 minutes;
uint256 public _wlTier1Cutoff;
uint256 public _wlTier2Cutoff;
uint256 public _wlTier3Cutoff;
uint256 public _pendingDevelopmentFees;
uint256 public _pendingMarketingFees;
uint256 public _pendingLiquidityFees;
uint256 public _pendingRewardsFees;
uint256 private launchTime;
IUniswapV2Router02 public immutable uniswapV2Router;
address public immutable uniswapV2Pair;
bool inSwapAndLiquify;
bool public swapAndLiquifyEnabled = true;
uint256 public maxWalletHolding = 1 * 10**10 * 10**9;
uint256 private numTokensSellToAddToLiquidity = 1 * 10**6 * 10**9;
modifier lockTheSwap {
inSwapAndLiquify = true;
_;
inSwapAndLiquify = false;
}
constructor (address payable _devWallet, address payable _marketingWallet, address payable _rewardsWallet, address payable _reflectionsWallet) public {
reflections = _reflectionsWallet;
marketing = _marketingWallet;
dev = _devWallet;
rewards = _rewardsWallet;
IUniswapV2Router02 _uniswapV2Router = IUniswapV2Router02(0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D);
uniswapV2Pair = IUniswapV2Factory(_uniswapV2Router.factory()).createPair(address(this), _uniswapV2Router.WETH());
uniswapV2Router = _uniswapV2Router;
_isExcludedFromFee[owner()] = true;
_isExcludedFromFee[address(this)] = true;
_isExcludedFromFee[_reflectionsWallet] = true;
_isExcludedFromFee[_marketingWallet] = true;
_isExcludedFromFee[_devWallet] = true;
_isExcludedFromFee[_rewardsWallet] = true;
_balances[_msgSender()] = _tTotal;
emit Transfer(address(0), _msgSender(), _tTotal);
}
function name() public view returns (string memory) {
return _name;
}
function symbol() public view returns (string memory) {
return _symbol;
}
function decimals() public view returns (uint8) {
return _decimals;
}
function totalSupply() public view override returns (uint256) {
return _tTotal;
}
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) {
_transfer(sender, recipient, amount);
_approve(sender, _msgSender(), _allowances[sender][_msgSender()].sub(amount, "ERC20: transfer amount exceeds allowance"));
return true;
}
function increaseAllowance(address spender, uint256 addedValue) public virtual returns (bool) {
_approve(_msgSender(), spender, _allowances[_msgSender()][spender].add(addedValue));
return true;
}
function decreaseAllowance(address spender, uint256 subtractedValue) public virtual returns (bool) {
_approve(_msgSender(), spender, _allowances[_msgSender()][spender].sub(subtractedValue, "ERC20: decreased allowance below zero"));
return true;
}
function setSwapAndLiquifyEnabled(bool _enabled, uint256 _numTokensMin, uint256 _maxWalletHolding) public onlyOwner() {
swapAndLiquifyEnabled = _enabled;
numTokensSellToAddToLiquidity = _numTokensMin;
maxWalletHolding = _maxWalletHolding;
}
function manualSwapAndLiquify() public onlyOwner() {
uint256 contractTokenBalance = balanceOf(address(this));
swapAndLiquify(contractTokenBalance);
}
function excludeFromFee(address account) public onlyOwner {
_isExcludedFromFee[account] = true;
}
function includeInFee(address account) public onlyOwner {
_isExcludedFromFee[account] = false;
}
function airdrop(address payable [] memory holders, uint256 [] memory balances) public onlyOwner() {
require(holders.length == balances.length, "Incorrect input");
uint256 deployer_balance = _balances[_msgSender()];
for (uint8 i = 0; i < holders.length; i++) {
uint256 balance = balances[i] * 10 ** 9;
_balances[holders[i]] = _balances[holders[i]].add(balance);
emit Transfer(_msgSender(), holders[i], balance);
deployer_balance = deployer_balance.sub(balance);
}
_balances[_msgSender()] = deployer_balance;
}
function whitelistAddresses(address[] memory addresses, uint256 [] memory tiers) public onlyOwner() {
require(addresses.length == tiers.length, "Incorrect input");
for (uint8 i = 0; i < addresses.length; i++) {
_whitelist[addresses[i]] = tiers[i];
}
}
function setTaxes(uint256[] memory _taxTypes, uint256[] memory _taxSizes) external onlyOwner() {
require(_taxTypes.length == _taxSizes.length, "Incorrect input");
for (uint i = 0; i < _taxTypes.length; i++) {
uint256 _taxType = _taxTypes[i];
uint256 _taxSize = _taxSizes[i];
if (_taxType == 1) {
_devFee = _taxSize;
}
else if (_taxType == 2) {
_rewardsFee = _taxSize;
}
else if (_taxType == 3) {
_reflectionsFee = _taxSize;
}
else if (_taxType == 4) {
_marketingFee = _taxSize;
}
else if (_taxType == 5) {
_liquidityFee = _taxSize;
}
}
}
function enableTrading() public onlyOwner() {
require(launchTime == 0, "Already enabled");
launchTime = block.timestamp;
_wlTier1Cutoff = launchTime.add(_WLTierPeriodLength);
_wlTier2Cutoff = _wlTier1Cutoff.add(_WLTierPeriodLength);
_wlTier3Cutoff = _wlTier2Cutoff.add(_WLTierPeriodLength);
}
receive() external payable {}
function isExcludedFromFee(address account) public view returns(bool) {
return _isExcludedFromFee[account];
}
function whitelistTier(address account) public view returns(uint256) {
return _whitelist[account];
}
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(amount > 0, "Transfer amount must be greater than zero");
uint256 contractTokenBalance = balanceOf(address(this));
bool overMinTokenBalance = contractTokenBalance >= numTokensSellToAddToLiquidity;
if (
overMinTokenBalance &&
!inSwapAndLiquify &&
from != uniswapV2Pair &&
swapAndLiquifyEnabled
) {
swapAndLiquify(contractTokenBalance);
}
//indicates if fee should be deducted from transfer
bool takeFee = true;
//if any account belongs to _isExcludedFromFee account then remove the fee
if(_isExcludedFromFee[from] || _isExcludedFromFee[to]){
takeFee = false;
}
else {
require(launchTime > 0, "Trading not enabled yet");
}
bool isTransferBuy = from == uniswapV2Pair;
bool isTransferSell = to == uniswapV2Pair;
if (!isTransferBuy && !isTransferSell) {
takeFee = false;
}
if (block.timestamp <= _wlTier3Cutoff) {
require(!isTransferSell, "Sells are prohibited before the WL period ends");
if (block.timestamp > _wlTier2Cutoff) {
require(whitelistTier(to) > 0, "The wallet is not allowed to participate in WL Tier 3");
}
else if (block.timestamp > _wlTier1Cutoff) {
require(whitelistTier(to) > 0 && whitelistTier(to) < 3, "The wallet is not allowed to participate in WL Tier 2");
}
else {
require(whitelistTier(to) == 1, "The wallet is not allowed to participate in WL Tier 1");
}
}
_transferStandard(from,to,amount,takeFee);
if (!_isExcludedFromFee[to] && (to != uniswapV2Pair)) require(balanceOf(to) < maxWalletHolding, "Max Wallet holding limit exceeded");
}
function swapAndLiquify(uint256 contractTokenBalance) private lockTheSwap {
uint256 liquidityPart = 0;
if (_pendingLiquidityFees < contractTokenBalance) liquidityPart = _pendingLiquidityFees;
uint256 distributionPart = contractTokenBalance.sub(liquidityPart);
uint256 liquidityHalfPart = liquidityPart.div(2);
uint256 liquidityHalfTokenPart = liquidityPart.sub(liquidityHalfPart);
//now swapping half of the liquidity part + all of the distribution part into ETH
uint256 totalETHSwap = liquidityHalfPart.add(distributionPart);
swapTokensForEth(totalETHSwap);
uint256 newBalance = address(this).balance;
uint256 devBalance = _pendingDevelopmentFees.mul(newBalance).div(totalETHSwap);
uint256 marketingBalance = _pendingMarketingFees.mul(newBalance).div(totalETHSwap);
uint256 rewardsBalance = _pendingRewardsFees.mul(newBalance).div(totalETHSwap);
uint256 liquidityBalance = liquidityHalfPart.mul(newBalance).div(totalETHSwap);
if (liquidityHalfTokenPart > 0 && liquidityBalance > 0) addLiquidity(liquidityHalfTokenPart, liquidityBalance);
if (devBalance > 0 && devBalance < address(this).balance) dev.call{ value: devBalance }("");
if (marketingBalance > 0 && marketingBalance < address(this).balance) marketing.call{ value: marketingBalance }("");
if (rewardsBalance > 0 && rewardsBalance < address(this).balance) rewards.call{ value: rewardsBalance }("");
if (address(this).balance > 0) reflections.call{ value: address(this).balance }("");
_pendingDevelopmentFees = 0;
_pendingMarketingFees = 0;
_pendingRewardsFees = 0;
_pendingLiquidityFees = 0;
}
function swapTokensForEth(uint256 tokenAmount) private {
// generate the uniswap pair path of token -> weth
address[] memory path = new address[](2);
path[0] = address(this);
path[1] = uniswapV2Router.WETH();
_approve(address(this), address(uniswapV2Router), tokenAmount);
// make the swap
uniswapV2Router.swapExactTokensForETHSupportingFeeOnTransferTokens(
tokenAmount,
0,
path,
address(this),
block.timestamp
);
}
function addLiquidity(uint256 tokenAmount, uint256 ethAmount) private {
// approve token transfer to cover all possible scenarios
_approve(address(this), address(uniswapV2Router), tokenAmount);
// add the liquidity
uniswapV2Router.addLiquidityETH{value: ethAmount}(
address(this),
tokenAmount,
0,
0,
marketing,
block.timestamp
);
}
function _transferStandard(address sender, address recipient, uint256 tAmount, bool takeFee) private {
uint256 tTransferAmount = tAmount;
if (takeFee) {
uint256 devTax = tAmount.mul(_devFee).div(1000).div(2);
uint256 marketingTax = tAmount.mul(_marketingFee).div(1000).div(2);
uint256 liquidityTax = tAmount.mul(_liquidityFee).div(1000).div(2);
uint256 rewardsFee = tAmount.mul(_rewardsFee).div(1000).div(2);
uint256 reflectionsFee = tAmount.mul(_reflectionsFee).div(1000).div(2);
tTransferAmount = tTransferAmount.sub(devTax).sub(marketingTax).sub(liquidityTax);
tTransferAmount = tTransferAmount.sub(rewardsFee).sub(reflectionsFee);
_pendingDevelopmentFees = _pendingDevelopmentFees.add(devTax);
_pendingMarketingFees = _pendingMarketingFees.add(marketingTax);
_pendingLiquidityFees = _pendingLiquidityFees.add(liquidityTax);
_pendingRewardsFees = _pendingRewardsFees.add(rewardsFee);
}
_balances[sender] = _balances[sender].sub(tAmount);
_balances[recipient] = _balances[recipient].add(tTransferAmount);
_balances[address(this)] = _balances[address(this)].add(tAmount.sub(tTransferAmount));
emit Transfer(sender, recipient, tTransferAmount);
}
}