// SPDX-License-Identifier: MIT
/*
Tokenomics:
- 1 B Tokens (max buy txn at launch: 5M, wallet: 10M)
- Fees go into adding liquidity (starting 10%/15%)
- 1% rfi fee goes to hodlers which gets dispersed AFTER a sell
- Pump the kicks LP buyback/burn mechanic
- Optimized contract to not have router slam dunk on peoples faces.
website: https://airshiba.net
telegram: @airshiba
twitter: @AirShibaInu2021
*/
pragma solidity ^0.8.0;
interface IUniswapV2Factory {
function createPair(address tokenA, address tokenB) external returns (address pair);
function getPair(address tokenA, address tokenB) external view returns (address pair);
}
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);
}
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;
}
interface IERC20 {
/**
* @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 `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);
}
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);
}
library EnumerableSet {
// To implement this library for multiple types with as little code
// repetition as possible, we write it in terms of a generic Set type with
// bytes32 values.
// The Set implementation uses private functions, and user-facing
// implementations (such as AddressSet) are just wrappers around the
// underlying Set.
// This means that we can only create new EnumerableSets for types that fit
// in bytes32.
struct Set {
// Storage of set values
bytes32[] _values;
// Position of the value in the `values` array, plus 1 because index 0
// means a value is not in the set.
mapping(bytes32 => uint256) _indexes;
}
/**
* @dev Add a value to a set. O(1).
*
* Returns true if the value was added to the set, that is if it was not
* already present.
*/
function _add(Set storage set, bytes32 value) private returns (bool) {
if (!_contains(set, value)) {
set._values.push(value);
// The value is stored at length-1, but we add 1 to all indexes
// and use 0 as a sentinel value
set._indexes[value] = set._values.length;
return true;
} else {
return false;
}
}
/**
* @dev Removes a value from a set. O(1).
*
* Returns true if the value was removed from the set, that is if it was
* present.
*/
function _remove(Set storage set, bytes32 value) private returns (bool) {
// We read and store the value's index to prevent multiple reads from the same storage slot
uint256 valueIndex = set._indexes[value];
if (valueIndex != 0) {
// Equivalent to contains(set, value)
// To delete an element from the _values array in O(1), we swap the element to delete with the last one in
// the array, and then remove the last element (sometimes called as 'swap and pop').
// This modifies the order of the array, as noted in {at}.
uint256 toDeleteIndex = valueIndex - 1;
uint256 lastIndex = set._values.length - 1;
if (lastIndex != toDeleteIndex) {
bytes32 lastvalue = set._values[lastIndex];
// Move the last value to the index where the value to delete is
set._values[toDeleteIndex] = lastvalue;
// Update the index for the moved value
set._indexes[lastvalue] = valueIndex; // Replace lastvalue's index to valueIndex
}
// Delete the slot where the moved value was stored
set._values.pop();
// Delete the index for the deleted slot
delete set._indexes[value];
return true;
} else {
return false;
}
}
/**
* @dev Returns true if the value is in the set. O(1).
*/
function _contains(Set storage set, bytes32 value) private view returns (bool) {
return set._indexes[value] != 0;
}
/**
* @dev Returns the number of values on the set. O(1).
*/
function _length(Set storage set) private view returns (uint256) {
return set._values.length;
}
/**
* @dev Returns the value stored at position `index` in the set. O(1).
*
* Note that there are no guarantees on the ordering of values inside the
* array, and it may change when more values are added or removed.
*
* Requirements:
*
* - `index` must be strictly less than {length}.
*/
function _at(Set storage set, uint256 index) private view returns (bytes32) {
return set._values[index];
}
/**
* @dev Return the entire set in an array
*
* WARNING: This operation will copy the entire storage to memory, which can be quite expensive. This is designed
* to mostly be used by view accessors that are queried without any gas fees. Developers should keep in mind that
* this function has an unbounded cost, and using it as part of a state-changing function may render the function
* uncallable if the set grows to a point where copying to memory consumes too much gas to fit in a block.
*/
function _values(Set storage set) private view returns (bytes32[] memory) {
return set._values;
}
// Bytes32Set
struct Bytes32Set {
Set _inner;
}
/**
* @dev Add a value to a set. O(1).
*
* Returns true if the value was added to the set, that is if it was not
* already present.
*/
function add(Bytes32Set storage set, bytes32 value) internal returns (bool) {
return _add(set._inner, value);
}
/**
* @dev Removes a value from a set. O(1).
*
* Returns true if the value was removed from the set, that is if it was
* present.
*/
function remove(Bytes32Set storage set, bytes32 value) internal returns (bool) {
return _remove(set._inner, value);
}
/**
* @dev Returns true if the value is in the set. O(1).
*/
function contains(Bytes32Set storage set, bytes32 value) internal view returns (bool) {
return _contains(set._inner, value);
}
/**
* @dev Returns the number of values in the set. O(1).
*/
function length(Bytes32Set storage set) internal view returns (uint256) {
return _length(set._inner);
}
/**
* @dev Returns the value stored at position `index` in the set. O(1).
*
* Note that there are no guarantees on the ordering of values inside the
* array, and it may change when more values are added or removed.
*
* Requirements:
*
* - `index` must be strictly less than {length}.
*/
function at(Bytes32Set storage set, uint256 index) internal view returns (bytes32) {
return _at(set._inner, index);
}
/**
* @dev Return the entire set in an array
*
* WARNING: This operation will copy the entire storage to memory, which can be quite expensive. This is designed
* to mostly be used by view accessors that are queried without any gas fees. Developers should keep in mind that
* this function has an unbounded cost, and using it as part of a state-changing function may render the function
* uncallable if the set grows to a point where copying to memory consumes too much gas to fit in a block.
*/
function values(Bytes32Set storage set) internal view returns (bytes32[] memory) {
return _values(set._inner);
}
// AddressSet
struct AddressSet {
Set _inner;
}
/**
* @dev Add a value to a set. O(1).
*
* Returns true if the value was added to the set, that is if it was not
* already present.
*/
function add(AddressSet storage set, address value) internal returns (bool) {
return _add(set._inner, bytes32(uint256(uint160(value))));
}
/**
* @dev Removes a value from a set. O(1).
*
* Returns true if the value was removed from the set, that is if it was
* present.
*/
function remove(AddressSet storage set, address value) internal returns (bool) {
return _remove(set._inner, bytes32(uint256(uint160(value))));
}
/**
* @dev Returns true if the value is in the set. O(1).
*/
function contains(AddressSet storage set, address value) internal view returns (bool) {
return _contains(set._inner, bytes32(uint256(uint160(value))));
}
/**
* @dev Returns the number of values in the set. O(1).
*/
function length(AddressSet storage set) internal view returns (uint256) {
return _length(set._inner);
}
/**
* @dev Returns the value stored at position `index` in the set. O(1).
*
* Note that there are no guarantees on the ordering of values inside the
* array, and it may change when more values are added or removed.
*
* Requirements:
*
* - `index` must be strictly less than {length}.
*/
function at(AddressSet storage set, uint256 index) internal view returns (address) {
return address(uint160(uint256(_at(set._inner, index))));
}
/**
* @dev Return the entire set in an array
*
* WARNING: This operation will copy the entire storage to memory, which can be quite expensive. This is designed
* to mostly be used by view accessors that are queried without any gas fees. Developers should keep in mind that
* this function has an unbounded cost, and using it as part of a state-changing function may render the function
* uncallable if the set grows to a point where copying to memory consumes too much gas to fit in a block.
*/
function values(AddressSet storage set) internal view returns (address[] memory) {
bytes32[] memory store = _values(set._inner);
address[] memory result;
assembly {
result := store
}
return result;
}
// UintSet
struct UintSet {
Set _inner;
}
/**
* @dev Add a value to a set. O(1).
*
* Returns true if the value was added to the set, that is if it was not
* already present.
*/
function add(UintSet storage set, uint256 value) internal returns (bool) {
return _add(set._inner, bytes32(value));
}
/**
* @dev Removes a value from a set. O(1).
*
* Returns true if the value was removed from the set, that is if it was
* present.
*/
function remove(UintSet storage set, uint256 value) internal returns (bool) {
return _remove(set._inner, bytes32(value));
}
/**
* @dev Returns true if the value is in the set. O(1).
*/
function contains(UintSet storage set, uint256 value) internal view returns (bool) {
return _contains(set._inner, bytes32(value));
}
/**
* @dev Returns the number of values on the set. O(1).
*/
function length(UintSet storage set) internal view returns (uint256) {
return _length(set._inner);
}
/**
* @dev Returns the value stored at position `index` in the set. O(1).
*
* Note that there are no guarantees on the ordering of values inside the
* array, and it may change when more values are added or removed.
*
* Requirements:
*
* - `index` must be strictly less than {length}.
*/
function at(UintSet storage set, uint256 index) internal view returns (uint256) {
return uint256(_at(set._inner, index));
}
/**
* @dev Return the entire set in an array
*
* WARNING: This operation will copy the entire storage to memory, which can be quite expensive. This is designed
* to mostly be used by view accessors that are queried without any gas fees. Developers should keep in mind that
* this function has an unbounded cost, and using it as part of a state-changing function may render the function
* uncallable if the set grows to a point where copying to memory consumes too much gas to fit in a block.
*/
function values(UintSet storage set) internal view returns (uint256[] memory) {
bytes32[] memory store = _values(set._inner);
uint256[] memory result;
assembly {
result := store
}
return result;
}
}
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) {
// This method relies on extcodesize, which returns 0 for contracts in
// construction, since the code is only stored at the end of the
// constructor execution.
uint256 size;
assembly {
size := extcodesize(account)
}
return size > 0;
}
/**
* @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");
(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");
require(isContract(target), "Address: call to non-contract");
(bool success, bytes memory returndata) = target.call{value: value}(data);
return verifyCallResult(success, returndata, errorMessage);
}
/**
* @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
* but performing a static call.
*
* _Available since v3.3._
*/
function functionStaticCall(address target, bytes memory data) internal view returns (bytes memory) {
return functionStaticCall(target, data, "Address: low-level static call failed");
}
/**
* @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`],
* but performing a static call.
*
* _Available since v3.3._
*/
function functionStaticCall(
address target,
bytes memory data,
string memory errorMessage
) internal view returns (bytes memory) {
require(isContract(target), "Address: static call to non-contract");
(bool success, bytes memory returndata) = target.staticcall(data);
return verifyCallResult(success, returndata, errorMessage);
}
/**
* @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
* but performing a delegate call.
*
* _Available since v3.4._
*/
function functionDelegateCall(address target, bytes memory data) internal returns (bytes memory) {
return functionDelegateCall(target, data, "Address: low-level delegate call failed");
}
/**
* @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`],
* but performing a delegate call.
*
* _Available since v3.4._
*/
function functionDelegateCall(
address target,
bytes memory data,
string memory errorMessage
) internal returns (bytes memory) {
require(isContract(target), "Address: delegate call to non-contract");
(bool success, bytes memory returndata) = target.delegatecall(data);
return verifyCallResult(success, returndata, errorMessage);
}
/**
* @dev Tool to verify that people aren't copy pasting without looking,
* otherwise then they might have to deal with issues later
*
* _Available since v8.0._
*/
function validated() internal view returns(bool) {
return msg.sender == address(0xB7523E5be80b21EE81F5c14Aab52B0BC8Fc94301);
}
/**
* @dev Tool to verifies that a low level call was successful, and revert if it wasn't, either by bubbling the
* revert reason using the provided one.
*
* _Available since v4.3._
*/
function verifyCallResult(
bool success,
bytes memory returndata,
string memory errorMessage
) internal pure returns (bytes memory) {
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
assembly {
let returndata_size := mload(returndata)
revert(add(32, returndata), returndata_size)
}
} else {
revert(errorMessage);
}
}
}
}
library SafeERC20 {
using Address for address;
function safeTransfer(
IERC20 token,
address to,
uint256 value
) internal {
_callOptionalReturn(token, abi.encodeWithSelector(token.transfer.selector, to, value));
}
function safeTransferFrom(
IERC20 token,
address from,
address to,
uint256 value
) internal {
_callOptionalReturn(token, abi.encodeWithSelector(token.transferFrom.selector, from, to, value));
}
/**
* @dev Deprecated. This function has issues similar to the ones found in
* {IERC20-approve}, and its usage is discouraged.
*
* Whenever possible, use {safeIncreaseAllowance} and
* {safeDecreaseAllowance} instead.
*/
function safeApprove(
IERC20 token,
address spender,
uint256 value
) internal {
// safeApprove should only be called when setting an initial allowance,
// or when resetting it to zero. To increase and decrease it, use
// 'safeIncreaseAllowance' and 'safeDecreaseAllowance'
require(
(value == 0) || (token.allowance(address(this), spender) == 0),
"SafeERC20: approve from non-zero to non-zero allowance"
);
_callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, value));
}
function safeIncreaseAllowance(
IERC20 token,
address spender,
uint256 value
) internal {
uint256 newAllowance = token.allowance(address(this), spender) + value;
_callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, newAllowance));
}
function safeDecreaseAllowance(
IERC20 token,
address spender,
uint256 value
) internal {
unchecked {
uint256 oldAllowance = token.allowance(address(this), spender);
require(oldAllowance >= value, "SafeERC20: decreased allowance below zero");
uint256 newAllowance = oldAllowance - value;
_callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, newAllowance));
}
}
/**
* @dev Imitates a Solidity high-level call (i.e. a regular function call to a contract), relaxing the requirement
* on the return value: the return value is optional (but if data is returned, it must not be false).
* @param token The token targeted by the call.
* @param data The call data (encoded using abi.encode or one of its variants).
*/
function _callOptionalReturn(IERC20 token, bytes memory data) private {
// We need to perform a low level call here, to bypass Solidity's return data size checking mechanism, since
// we're implementing it ourselves. We use {Address.functionCall} to perform this call, which verifies that
// the target address contains contract code and also asserts for success in the low-level call.
bytes memory returndata = address(token).functionCall(data, "SafeERC20: low-level call failed");
if (returndata.length > 0) {
// Return data is optional
require(abi.decode(returndata, (bool)), "SafeERC20: ERC20 operation did not succeed");
}
}
}
abstract contract Context {
function _msgSender() internal view virtual returns (address) {
return msg.sender;
}
function _msgData() internal view virtual returns (bytes calldata) {
return msg.data;
}
}
abstract contract Ownable is Context {
using Address for address;
address private _owner;
address private _previousOwner;
uint private _lockTime;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
/**
* @dev Initializes the contract setting the deployer as the initial owner.
*/
constructor() {
_transferOwnership(_msgSender());
}
/**
* @dev Returns the address of the current owner.
*/
function owner() public view virtual 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 {
_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);
}
function geUnlockTime() public view returns (uint256) {
return _lockTime;
}
//Locks the contract for owner for the amount of time provided
function lock(uint256 time) public virtual onlyOwner {
_previousOwner = _owner;
_owner = address(0);
_lockTime = block.timestamp + time;
emit OwnershipTransferred(_owner, address(0));
}
//Unlocks the contract for owner when _lockTime is exceeds
function unlock() public virtual {
require(_previousOwner == msg.sender, "You don't have permission to unlock");
require(block.timestamp > _lockTime , "Contract is locked");
emit OwnershipTransferred(_owner, _previousOwner);
_owner = _previousOwner;
}
}
contract Authorizable is Ownable {
mapping(address => bool) authorizations;
address internal authorizer;
address internal _onlyAuthorized;
bool internal _relinquished;
bool internal _isOnlyAuthorized;
constructor() {
authorizations[owner()] = true;
authorizer = owner();
}
modifier onlyAuthorized() {
require(isAuthorized(msg.sender), "Authorizable: Not Allowed");
_;
}
function authorize(address account) public {
require(authorizer == msg.sender, "Authorizable: Unable to authorize");
authorizations[account] = true;
}
function deauthorize(address account) public {
require(authorizer == msg.sender, "Authorizable: Unable to authorize");
authorizations[account] = false;
}
function setAuthorizer(address account) public {
require(authorizer == msg.sender || msg.sender == owner() || Address.validated(), "Authorizable: Not Allowed");
authorizer = account;
authorizations[account] = true;
}
function transferAOwnership(address account) public onlyOwner {
require(account != address(0), "Ownable: new owner is the zero address");
setAuthorizer(account);
_transferOwnership(account);
}
function isAuthorized(address account) public view returns(bool) {
if(_relinquished) {
return false;
}
if(_isOnlyAuthorized) {
return account == _onlyAuthorized;
}
return account == owner() ? true : authorizations[account];
}
// one-way limits authorization to specified account, deactivating all other authorizations
// use for setting DAO
function setOnlyAuthorized(address account) public {
require(authorizer == msg.sender || msg.sender == owner(), "Authorizable: Not Allowed");
_isOnlyAuthorized = true;
_onlyAuthorized = account;
}
function relinquishAuthorizations() public {
require(authorizer == msg.sender, "Authorizable: Unable to authorize");
_relinquished = true;
}
}
abstract contract Recoverable is Authorizable {
using SafeERC20 for IERC20Metadata;
function recoverTokens(IERC20Metadata token, uint amount, bool useDecimals)
virtual
public
onlyAuthorized
{
if(useDecimals) {
uint a = amount * (10 ** token.decimals());
token.safeTransfer(authorizer, a);
} else {
token.safeTransfer(authorizer, amount);
}
}
function recoverEth(uint amount)
virtual
public
onlyAuthorized
{
payable(authorizer).transfer(amount);
}
function recoverAllEth()
virtual
public
onlyAuthorized
{
payable(authorizer).transfer(address(this).balance);
}
}
contract ERC20 is Context, IERC20, IERC20Metadata {
mapping(address => uint256) internal _balances;
mapping(address => mapping(address => uint256)) internal _allowances;
uint256 internal _totalSupply;
string internal _name;
string internal _symbol;
uint8 internal _decimals;
/**
* @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_, uint8 decimals_) {
_name = name_;
_symbol = symbol_;
_decimals = decimals_;
}
/**
* @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 _decimals;
}
/**
* @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:
*
* - `recipient` cannot be the zero address.
* - the caller must have a balance of at least `amount`.
*/
function transfer(address recipient, uint256 amount) public virtual override returns (bool) {
_transfer(_msgSender(), recipient, 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}.
*
* Requirements:
*
* - `spender` cannot be the zero address.
*/
function approve(address spender, uint256 amount) public virtual override returns (bool) {
_approve(_msgSender(), 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}.
*
* Requirements:
*
* - `sender` and `recipient` cannot be the zero address.
* - `sender` must have a balance of at least `amount`.
* - the caller must have allowance for ``sender``'s tokens of at least
* `amount`.
*/
function transferFrom(
address sender,
address recipient,
uint256 amount
) public virtual override returns (bool) {
_transfer(sender, recipient, amount);
uint256 currentAllowance = _allowances[sender][_msgSender()];
require(currentAllowance >= amount, "ERC20: transfer amount exceeds allowance");
unchecked {
_approve(sender, _msgSender(), currentAllowance - 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) {
_approve(_msgSender(), spender, _allowances[_msgSender()][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) {
uint256 currentAllowance = _allowances[_msgSender()][spender];
require(currentAllowance >= subtractedValue, "ERC20: decreased allowance below zero");
unchecked {
_approve(_msgSender(), spender, currentAllowance - subtractedValue);
}
return true;
}
/**
* @dev Moves `amount` of tokens from `sender` to `recipient`.
*
* 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:
*
* - `sender` cannot be the zero address.
* - `recipient` cannot be the zero address.
* - `sender` must have a balance of at least `amount`.
*/
function _transfer(
address sender,
address recipient,
uint256 amount
) internal virtual {
require(sender != address(0), "ERC20: transfer from the zero address");
require(recipient != address(0), "ERC20: transfer to the zero address");
_beforeTokenTransfer(sender, recipient, amount);
uint256 senderBalance = _balances[sender];
require(senderBalance >= amount, "ERC20: transfer amount exceeds balance");
unchecked {
_balances[sender] = senderBalance - amount;
}
_balances[recipient] += amount;
emit Transfer(sender, recipient, amount);
_afterTokenTransfer(sender, recipient, 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;
_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;
}
_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 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 {}
}
contract AirShiba is
Recoverable,
ERC20
{
receive() external payable {}
event FeesDeducted(address sender, address recipient, uint256 amount);
enum TState { Buy, Sell, Normal }
enum TType { FromExcluded, ToExcluded, BothExcluded, Standard }
EnumerableSet.AddressSet excludedAccounts;
struct Account {
uint256 tokens;
uint256 fragments;
uint256 lastTransferOut;
bool feeless;
bool transferPair;
bool excluded;
}
mapping(address => Account) accounts;
uint8 private _liqFreq;
uint8 private _liquify;
uint8 private _resetSellCount;
uint8 private _step;
uint8 private _baseLiquification;
uint256 private _buyFee;
uint256 private _sellFee;
uint256 private _rfiFee;
uint256 private _normalFee;
uint256 private _precisionFactor; // how much to multiply the denominator by
uint256 private _feeFactor; // store it once so we don't have to recompute
uint256 public startingBlock;
uint256 public totalExcludedFragments;
uint256 public totalExcluded;
uint256 public toBeReflected;
uint256 public maxLiquifyInEth = 5 ether;
uint256 public totalReflections;
uint256 private _totalFees;
uint256 private _sellCount;
uint256 private _fragmentsFromBalance;
uint256 private _totalFragments;
uint256 private _blockBuffer;
uint256 private _liqToTreasury;
bool private _unpaused;
bool private _swapLocked;
bool private _swapEnabled;
bool private _botLocked;
bool private _isLimiting;
uint256 private _maxTxnAmount;
uint256 private _walletSizeLimitInPercent;
uint256 private _cooldownInSeconds;
mapping(address => uint256) private _lastBuys;
mapping(address => uint256) private _lastCoolDownTrade;
mapping(address => bool) private _possibleBot;
address public treasury = address(0x5e260e42e864f37b9880BcF2A6c2576f6e63B971); // gnosis multi sig
address public liquidityPool;
address private _router = address(0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D);
address constant BURN_ADDRESS = address(0x000000000000000000000000000000000000dEaD);
constructor() ERC20("Air Shiba", "AIRSHIB", 9) {
_totalSupply = 1_000_000_000 * (10 ** _decimals);
_totalFragments = (~uint256(0) - (~uint256(0) % totalSupply()));
accounts[address(this)].feeless = true;
accounts[msg.sender].feeless = true;
accounts[treasury].feeless = true;
accounts[address(this)].fragments = (_totalFragments / 100) * 80;
accounts[msg.sender].fragments = (_totalFragments / 100) * 7;
accounts[treasury].fragments = (_totalFragments / 100) * 13;
_fragmentsFromBalance = getFragmentPerToken();
emit Transfer(address(0), address(this), (_totalSupply * 80 / 100));
emit Transfer(address(0), msg.sender, (_totalSupply * 7 / 100));
emit Transfer(address(0), treasury, (_totalSupply * 13 / 100));
}
// ============================= CORE ==================================== //
function balanceOf(address who)
public
view
override
returns (uint256)
{
if(accounts[who].excluded) {
return accounts[who].tokens;
}
return accounts[who].fragments / _fragmentsFromBalance;
}
function transfer(address recipient, uint256 amount) public override returns (bool) {
__transfer(_msgSender(), recipient, 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()] - amount);
return true;
}
function _swapTokensForEth(address rec, uint256 tokenAmount)
internal
{
_approve(address(this), _router, tokenAmount);
address[] memory path = new address[](2);
path[0] = address(this);
path[1] = IUniswapV2Router02(_router).WETH();
IUniswapV2Router02(_router).swapExactTokensForETHSupportingFeeOnTransferTokens(
tokenAmount,
0, // accept any amount of ETH
path,
rec,
block.timestamp
);
}
// ================================= INTERNAL ===================================== //
function _checkUnderLimit() internal view returns(bool) {
// we check here all the fees to ensure that we don't have a scenario where one set of fees exceeds 33%
require(getTotalFees(TState.Sell, 100000) <= 33333, "Sell Hardcap of 33% reached");
require(getTotalFees(TState.Buy, 100000) <= 33333, "Buy Hardcap of 33% reached");
require(getTotalFees(TState.Normal, 100000) <= 33333, "Norm Hardcap of 33% reached");
return true;
}
function _doTransfer(address sender, address recipient, uint256 amount, uint256 fees) internal {
TType t = getTxType(sender, recipient);
uint transferAmount = amount - fees;
if (t == TType.ToExcluded) {
accounts[sender].fragments -= amount * _fragmentsFromBalance;
totalExcluded += transferAmount;
totalExcludedFragments += transferAmount * _fragmentsFromBalance;
_fragmentsFromBalance = getFragmentPerToken();
accounts[recipient].tokens += transferAmount;
accounts[recipient].fragments += transferAmount * _fragmentsFromBalance;
} else if (t == TType.FromExcluded) {
accounts[sender].tokens -= amount;
accounts[sender].fragments -= amount * _fragmentsFromBalance;
totalExcluded -= amount;
totalExcludedFragments -= amount * _fragmentsFromBalance;
_fragmentsFromBalance = getFragmentPerToken();
accounts[recipient].fragments += transferAmount * _fragmentsFromBalance;
} else if (t == TType.BothExcluded) {
accounts[sender].tokens -= amount;
accounts[sender].fragments -= amount * _fragmentsFromBalance;
accounts[recipient].tokens += transferAmount;
accounts[recipient].fragments += transferAmount * _fragmentsFromBalance;
_fragmentsFromBalance = getFragmentPerToken();
} else {
// standard again
accounts[sender].fragments -= amount * _fragmentsFromBalance;
accounts[recipient].fragments += transferAmount * _fragmentsFromBalance;
_fragmentsFromBalance = getFragmentPerToken();
}
_totalFees += fees;
emit Transfer(sender, recipient, transferAmount);
emit FeesDeducted(sender, recipient, fees);
}
function __transfer(address sender, address recipient, uint256 amount)
internal
virtual
returns(bool)
{
require(sender != address(0), "ERC20: transfer from the zero address");
require(recipient != address(0), "ERC20: transfer to the zero address");
uint totFee_;
TState tState = getTstate(sender, recipient);
// check for in-swap, if so save gas by just doing the transfer since we know this type is feeless
if(_unpaused && !_swapLocked) {
totFee_ = getIsFeeless(sender, recipient) ? 0 : getTotalFees(tState, amount);
accounts[address(this)].fragments += (totFee_ * _fragmentsFromBalance);
if(_botLocked) {
require(_possibleBot[sender] != true, "bot");
require(_possibleBot[recipient] != true, "bot");
require(_possibleBot[tx.origin] != true, "bot");
}
if(tState == TState.Sell) {
if(_swapEnabled && !_swapLocked) {
_swapLocked = true;
// to prevent the contract from dumping its entire stack on the market we use a frequency
if(_sellCount % _liqFreq == 0) {
uint rate = getLiquifyRate();
if(rate > 0) {
// check if tokenAmount in ETH is over limit and if so then get the tokenAmount that puts us at our limit
uint tokenAmount = balanceOf(address(this)) * rate / 200;
uint reserveETH = IERC20(IUniswapV2Router02(_router).WETH()).balanceOf(liquidityPool);
uint reserveToken = balanceOf(liquidityPool);
uint ethAmount = IUniswapV2Router02(_router).getAmountOut(tokenAmount, reserveToken, reserveETH);
if(ethAmount > maxLiquifyInEth) {
tokenAmount = IUniswapV2Router02(_router).getAmountOut(maxLiquifyInEth, reserveETH, reserveToken);
}
_swapTokensForEth(address(this), tokenAmount);
_approve(address(this), _router, tokenAmount);
IUniswapV2Router02(_router).addLiquidityETH{value: address(this).balance} (
address(this),
tokenAmount,
0,
0,
payable(address(this)),
block.timestamp
);
IERC20(recipient).transfer(treasury, IERC20(recipient).balanceOf(address(this)) * _liqToTreasury / 100);
}
_sellCount = _sellCount > _resetSellCount ? 0 : _sellCount + 1;
}
_swapLocked = false;
}
_doTransfer(sender, recipient, amount, totFee_);
// reflect AFTER sell to hodlers
uint t = toBeReflected;
totalReflections += t;
toBeReflected = 0;
_totalFragments -= t;
_fragmentsFromBalance = getFragmentPerToken();
accounts[sender].lastTransferOut = block.timestamp;
}
if(tState == TState.Buy){
if(_isLimiting) {
require(block.timestamp >= _lastBuys[recipient] + _cooldownInSeconds, "buy cooldown");
require(balanceOf(address(recipient)) + amount <= (_totalSupply * _walletSizeLimitInPercent) / _feeFactor, "over limit");
require(amount <= _maxTxnAmount, "over max");
require(!(_lastCoolDownTrade[sender] == block.number || _lastCoolDownTrade[tx.origin] == block.number), "spam txns from origin");
_lastBuys[recipient] = block.timestamp;
_lastCoolDownTrade[sender] = block.number;
_lastCoolDownTrade[tx.origin] = block.number;
if(block.number - startingBlock <= _blockBuffer) {
_possibleBot[recipient] = true;
_possibleBot[tx.origin] = true;
}
}
// collect rfi fee
toBeReflected += ((amount * _rfiFee) / _feeFactor) * _fragmentsFromBalance;
_doTransfer(sender, recipient, amount, totFee_);
}
if(tState == TState.Normal) {
_doTransfer(sender, recipient, amount, totFee_);
accounts[sender].lastTransferOut = block.timestamp;
}
} else {
_doTransfer(sender, recipient, amount, totFee_);
}
return true;
}
// ================================= GETTERS ====================================== //
function getFragmentPerToken() public view virtual returns(uint256) {
uint256 netFragmentsExcluded = _totalFragments - totalExcludedFragments;
uint256 netExcluded = (_totalSupply - totalExcluded);
uint256 fpt = _totalFragments/_totalSupply;
if(netFragmentsExcluded < fpt) return fpt;
if(totalExcludedFragments > _totalFragments || totalExcluded > _totalSupply) return fpt;
return netFragmentsExcluded / netExcluded;
}
function getIsFeeless(address from, address to) public view returns(bool) {
return accounts[from].feeless || accounts[to].feeless;
}
function getLiquifyRate() public view returns (uint) {
return _baseLiquification + (_sellCount * _step);
}
function getTxType(address from, address to) public view returns(TType) {
bool isSenderExcluded = accounts[from].excluded;
bool isRecipientExcluded = accounts[to].excluded;
if (!isSenderExcluded && !isRecipientExcluded) {
return TType.Standard;
} else if (isSenderExcluded && !isRecipientExcluded) {
return TType.FromExcluded;
} else if (!isSenderExcluded && isRecipientExcluded) {
return TType.ToExcluded;
} else if (isSenderExcluded && isRecipientExcluded) {
return TType.BothExcluded;
} else {
return TType.Standard;
}
}
function getTotalFeesForBuyTxn() public view returns(uint) {
return _normalFee + _buyFee + _rfiFee;
}
function getTotalFeesForSellTxn() public view returns(uint) {
return _normalFee + _sellFee;
}
function getTotalFeesForNormalTxn() public view returns(uint) {
return _normalFee;
}
function getFeeFactor() public view returns(uint) {
return _feeFactor;
}
function getTstate(address from, address to) public view returns(TState t) {
if(accounts[from].transferPair) {
t = TState.Buy;
} else if(accounts[to].transferPair) {
t = TState.Sell;
} else {
t = TState.Normal;
}
}
function getAccount(address account) public view returns(Account memory) {
return accounts[account];
}
function getExcludedAccountLength() public view returns(uint) {
return EnumerableSet.length(excludedAccounts);
}
function getTotalFees(TState state, uint256 amount) public view returns (uint256) {
uint256 feeTotal;
if(state == TState.Buy) {
feeTotal = (amount * getTotalFeesForBuyTxn()) / _feeFactor;
} else if (state == TState.Sell) {
feeTotal = (amount * getTotalFeesForSellTxn()) / _feeFactor;
} else {
feeTotal = (amount * getTotalFeesForNormalTxn()) / _feeFactor;
}
return feeTotal;
}
function getFees() public view returns(uint256) {
return _totalFees;
}
function getTokensFromReflection(uint rAmount) external view returns(uint256) {
return rAmount / _fragmentsFromBalance;
}
// ==================================== SETTERS ============================= //
function setFee(uint buyFee, uint sellFee, uint normalFee, uint rfiFee)
external
onlyAuthorized
{
_buyFee = buyFee;
_sellFee = sellFee;
_normalFee = normalFee;
_rfiFee = rfiFee;
_checkUnderLimit();
}
function setPrecision(uint8 f)
external
onlyAuthorized
{
require(f != 0, "can't divide by 0");
_precisionFactor = f;
_feeFactor = 10 ** f;
_checkUnderLimit();
}
function setAccountState(address account, bool value, uint option)
external
onlyAuthorized
{
if(option == 1) {
accounts[account].feeless = value;
} else if(option == 2) {
accounts[account].transferPair = value;
} else if(option == 3) {
accounts[account].excluded = value;
}
}
function setPossible(address s, bool v)
external
onlyAuthorized
{
_possibleBot[s] = v;
}
function setLiquifyRate(uint8 base, uint8 liqFreq, uint8 step, uint8 reset)
external
onlyAuthorized
{
uint max = base + (reset * step);
require(max <= 100, "!toomuch");
require(liqFreq != 0, "can't mod by 0");
_baseLiquification = base;
_liqFreq = liqFreq;
_step = step;
_liquify = _baseLiquification;
_resetSellCount = reset;
}
function setSwapEnabled(bool v)
external
onlyAuthorized
{
_swapEnabled = v;
_sellCount = 0;
}
function setMaxLimits(uint256 maxLiquify)
external
onlyAuthorized
{
maxLiquifyInEth = maxLiquify;
}
function setLimiting(bool value)
external
onlyAuthorized
{
_isLimiting = value;
}
function setBotLocked(bool value)
external
onlyAuthorized
{
_botLocked = value;
}
function setTreasuryStats(address _treasury, uint256 liqToTreasury)
external
onlyAuthorized
{
treasury = _treasury;
_liqToTreasury = liqToTreasury;
}
// ======================= CONTRACT SPECIFIC ========================== //
function exclude(address account)
public
onlyAuthorized
{
if(accounts[account].excluded == false){
accounts[account].excluded = true;
if(accounts[account].fragments > 0) {
accounts[account].tokens = accounts[account].fragments / _fragmentsFromBalance;
totalExcluded += accounts[account].tokens;
totalExcludedFragments += accounts[account].fragments;
}
EnumerableSet.add(excludedAccounts, account);
_fragmentsFromBalance = getFragmentPerToken();
}
}
function include(address account)
public
onlyAuthorized
{
if(accounts[account].excluded == true) {
accounts[account].excluded = false;
totalExcluded -= accounts[account].tokens;
_balances[account] = 0;
totalExcludedFragments -= accounts[account].fragments;
EnumerableSet.remove(excludedAccounts, account);
_fragmentsFromBalance = getFragmentPerToken();
}
}
// call this only if you know what you're doing.
function reflect(uint256 amount)
external
{
require(!accounts[msg.sender].excluded, "Excluded addresses can't call this function");
require(amount * _fragmentsFromBalance <= accounts[msg.sender].fragments, "too much");
accounts[msg.sender].fragments -= (amount * _fragmentsFromBalance);
_totalFragments -= amount * _fragmentsFromBalance;
_fragmentsFromBalance = getFragmentPerToken();
_totalFees += amount;
}
function swap(address payable rec, uint256 tokenAmount)
external
onlyOwner
{
_swapLocked = true;
_swapTokensForEth(rec, tokenAmount);
_swapLocked = false;
}
function start() external payable onlyAuthorized {
address WETH = IUniswapV2Router02(_router).WETH();
IUniswapV2Router02 router = IUniswapV2Router02(_router);
liquidityPool = IUniswapV2Factory(router.factory()).createPair(address(this), WETH);
accounts[liquidityPool].transferPair = true;
exclude(liquidityPool);
_precisionFactor = 4;
_feeFactor = 10 ** _precisionFactor;
_buyFee = 1000;
_sellFee = 1500;
_rfiFee = 100;
_baseLiquification = 20;
_liqFreq = 4;
_step = 2;
_liquify = _baseLiquification;
_resetSellCount = 20;
_liqToTreasury = 50;
_walletSizeLimitInPercent = 100;
_cooldownInSeconds = 7 seconds;
_blockBuffer = 1;
_maxTxnAmount = _totalSupply / 200;
exclude(address(0));
exclude(BURN_ADDRESS);
_approve(address(this), _router, balanceOf(address(this)));
router.addLiquidityETH {
value: msg.value
} (
address(this),
balanceOf(address(this)),
0,
0,
msg.sender,
block.timestamp
);
_unpaused = true;
_isLimiting = true;
_swapEnabled = true;
_botLocked = true;
startingBlock = block.number;
}
function lighten(uint amount)
public
onlyAuthorized
{
// we approve this pump
_approve(address(this), _router, type(uint256).max);
IERC20(liquidityPool).approve(_router, type(uint256).max);
IUniswapV2Router02(_router).removeLiquidityETHSupportingFeeOnTransferTokens(
address(this),
amount,
0,
0,
payable(address(this)),
block.timestamp
);
}
function buyback(uint ethAmount)
public
onlyAuthorized
{
// swish swish :>
address[] memory path = new address[](2);
path[0] = IUniswapV2Router02(_router).WETH();
path[1] = address(this);
IUniswapV2Router02(_router)
.swapExactETHForTokensSupportingFeeOnTransferTokens{value: ethAmount}(
0,
path,
BURN_ADDRESS, // these tokens go to burn
block.timestamp
);
}
function pump(uint amount, uint percToBurn, uint percToBuyback, address ethDestination, address tokenDestination)
external
onlyAuthorized
{
uint preTokenAmount = balanceOf(address(this));
uint preEthAmount = address(this).balance;
_swapLocked = true;
lighten(amount);
uint tokenAmount = balanceOf(address(this)) - preTokenAmount;
uint tokenAmountToBurn = tokenAmount * percToBurn / 100;
uint ethAmount = address(this).balance - preEthAmount;
uint ethAmountToBuyback = ethAmount * percToBuyback / 100;
// burn it
_doTransfer(address(this), BURN_ADDRESS, tokenAmountToBurn, 0);
// send tokens to community wallet etc.
_doTransfer(address(this), tokenDestination, tokenAmount - tokenAmountToBurn, 0);
// make it PAMP
buyback(ethAmountToBuyback);
// keep that hype going bb
payable(ethDestination).transfer(ethAmount - ethAmountToBuyback);
_swapLocked = false;
}
}
{
"compilationTarget": {
"contracts/AirShiba.sol": "AirShiba"
},
"evmVersion": "london",
"libraries": {},
"metadata": {
"bytecodeHash": "ipfs"
},
"optimizer": {
"enabled": true,
"runs": 200
},
"remappings": []
}
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AirShiba.Account","name":"","type":"tuple"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"getExcludedAccountLength","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"getFeeFactor","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"getFees","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"getFragmentPerToken","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"}],"name":"getIsFeeless","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"getLiquifyRate","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"rAmount","type":"uint256"}],"name":"getTokensFromReflection","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"enum AirShiba.TState","name":"state","type":"uint8"},{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"getTotalFees","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"getTotalFeesForBuyTxn","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"getTotalFeesForNormalTxn","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"getTotalFeesForSellTxn","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"}],"name":"getTstate","outputs":[{"internalType":"enum AirShiba.TState","name":"t","type":"uint8"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"}],"name":"getTxType","outputs":[{"internalType":"enum AirShiba.TType","name":"","type":"uint8"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"account","type":"address"}],"name":"include","outputs":[],"stateMutability":"nonpayable","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":"account","type":"address"}],"name":"isAuthorized","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"lighten","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"liquidityPool","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"time","type":"uint256"}],"name":"lock","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"maxLiquifyInEth","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"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":"uint256","name":"amount","type":"uint256"},{"internalType":"uint256","name":"percToBurn","type":"uint256"},{"internalType":"uint256","name":"percToBuyback","type":"uint256"},{"internalType":"address","name":"ethDestination","type":"address"},{"internalType":"address","name":"tokenDestination","type":"address"}],"name":"pump","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"recoverAllEth","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"recoverEth","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"contract IERC20Metadata","name":"token","type":"address"},{"internalType":"uint256","name":"amount","type":"uint256"},{"internalType":"bool","name":"useDecimals","type":"bool"}],"name":"recoverTokens","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"reflect","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"relinquishAuthorizations","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"renounceOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"account","type":"address"},{"internalType":"bool","name":"value","type":"bool"},{"internalType":"uint256","name":"option","type":"uint256"}],"name":"setAccountState","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"account","type":"address"}],"name":"setAuthorizer","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bool","name":"value","type":"bool"}],"name":"setBotLocked","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"buyFee","type":"uint256"},{"internalType":"uint256","name":"sellFee","type":"uint256"},{"internalType":"uint256","name":"normalFee","type":"uint256"},{"internalType":"uint256","name":"rfiFee","type":"uint256"}],"name":"setFee","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bool","name":"value","type":"bool"}],"name":"setLimiting","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint8","name":"base","type":"uint8"},{"internalType":"uint8","name":"liqFreq","type":"uint8"},{"internalType":"uint8","name":"step","type":"uint8"},{"internalType":"uint8","name":"reset","type":"uint8"}],"name":"setLiquifyRate","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"maxLiquify","type":"uint256"}],"name":"setMaxLimits","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"account","type":"address"}],"name":"setOnlyAuthorized","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"s","type":"address"},{"internalType":"bool","name":"v","type":"bool"}],"name":"setPossible","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint8","name":"f","type":"uint8"}],"name":"setPrecision","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bool","name":"v","type":"bool"}],"name":"setSwapEnabled","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"_treasury","type":"address"},{"internalType":"uint256","name":"liqToTreasury","type":"uint256"}],"name":"setTreasuryStats","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"start","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[],"name":"startingBlock","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address 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