ERC-20
Overview
Max Total Supply
100,000,000 XEON
Holders
563
Market
Price
$0.01 @ 0.000003 ETH (-6.33%)
Onchain Market Cap
$804,683.00
Circulating Supply Market Cap
$0.00
Other Info
Token Contract (WITH 9 Decimals)
Balance
0.000000001 XEONValue
$0.00 ( ~0 Eth) [0.0000%]Loading...
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# | Exchange | Pair | Price | 24H Volume | % Volume |
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Minimal Proxy Contract for 0x39a0c47adc02528f86ebc1554ee5b12ccd944269
Contract Name:
Token
Compiler Version
v0.8.24+commit.e11b9ed9
Optimization Enabled:
Yes with 200 runs
Other Settings:
paris EvmVersion
Contract Source Code (Solidity Standard Json-Input format)
// SPDX-License-Identifier: None pragma solidity ^0.8.24; import "@openzeppelin/contracts-upgradeable/token/ERC20/ERC20Upgradeable.sol"; import "@openzeppelin/contracts-upgradeable/access/OwnableUpgradeable.sol"; import "@openzeppelin/contracts-upgradeable/proxy/utils/Initializable.sol"; import "@uniswap/v2-periphery/contracts/interfaces/IUniswapV2Router02.sol"; import "@uniswap/v2-core/contracts/interfaces/IUniswapV2Factory.sol"; import "./interfaces/IERC721A.sol"; import "./interfaces/ITeamFinanceLocker.sol"; import "./interfaces/ITokenWhitelist.sol"; /// This token was incubated and launched by PROOF: https://proofplatform.io/projects. The smart contract is audited by SourceHat: https://sourcehat.com/ contract Token is ITokenWhitelist, Initializable, ERC20Upgradeable, OwnableUpgradeable { struct UserInfo { bool isFeeExempt; bool isTxLimitExempt; bool isWhitelisted; } IUniswapV2Router02 public uniswapV2Router; address public pair; address payable public mainWallet; address payable public secondaryWallet; IERC721A public proofPassNFT; bool public isTradingEnabled; bool public isWhitelistActive; uint256 public whitelistEndTime; uint256 public whitelistDuration; uint256 public launchedAt; uint256 public maxTxAmount; uint256 public maxWallet; uint256 public initMaxWallet; bool public restrictWhales; bool public maxWalletChanged; uint256 public swapping; bool public swapEnabled; uint256 public swapTokensAtAmount; FeeInfo public feeTokens; FeeInfo public buyFees; FeeInfo public sellFees; uint256 public restingBuyTotal; uint256 public restingSellTotal; bool public buyTaxesSettled; bool public sellTaxesSettled; bool public proofFeeReduced; bool public proofFeeRemoved; uint256 public lockID; uint256 public lpLockDuration; mapping (address => UserInfo) public userInfo; IDataStore public immutable DATA_STORE; DataStoreAddressResponse public addresses; DataStoreLimitsResponse public limits; event SwapAndLiquify(uint256 tokensAutoLiq, uint256 ethAutoLiq); event SwapAndLiquifyEnabledUpdated(bool enabled); constructor(IDataStore dataStore) { DATA_STORE = dataStore; _disableInitializers(); } function initialize(bytes calldata params) initializer public payable { TokenInfo memory token = abi.decode(params, (TokenInfo)); __ERC20_init(token.name, token.symbol); __Ownable_init(token.owner); DataStoreLimitsResponse memory _limits = DATA_STORE.getLimits(); limits = _limits; (token.buyFees.proof, token.sellFees.proof) = (2,2); _validateFees(token.buyFees, token.sellFees); restingBuyTotal = token.buyFees.total; restingSellTotal = token.sellFees.total; token.buyFees.main = 15 - token.buyFees.proof - token.buyFees.secondary - token.buyFees.liquidity; token.buyFees.total = 15; token.sellFees.main = 20 - token.sellFees.proof - token.sellFees.secondary - token.sellFees.liquidity; token.sellFees.total = 20; buyFees = token.buyFees; sellFees = token.sellFees; // set addresses mainWallet = payable(token.mainWallet); secondaryWallet = payable(token.secondaryWallet); DataStoreAddressResponse memory _addresses = DATA_STORE.getPlatformAddresses(); addresses = _addresses; proofPassNFT = IERC721A(_addresses.proofPassNFT); IUniswapV2Router02 _uniswapV2Router = IUniswapV2Router02(_addresses.router); uniswapV2Router = _uniswapV2Router; pair = IUniswapV2Factory(_uniswapV2Router.factory()) .createPair(address(this), _uniswapV2Router.WETH()); uint256 amountToPair = token.totalSupply * token.percentToLP / 100; super._update(address(0), address(this), amountToPair); // mint to contract for liquidity // set basic data lpLockDuration = token.lpLockDuration; swapTokensAtAmount = token.totalSupply * _limits.swapTokensAtAmount / _limits.denominator; // 125 / 100000 maxTxAmount = token.totalSupply * _limits.initMaxTx / _limits.denominator; initMaxWallet = token.initMaxWallet; maxWallet = token.totalSupply * token.initMaxWallet / 1000; userInfo[address(this)] = UserInfo(true, true, true); userInfo[pair].isTxLimitExempt = true; userInfo[pair].isWhitelisted = true; whitelistDuration = token.whitelistDuration; _setWhitelisted(token.whitelist); super._update(address(0), owner(), token.totalSupply - amountToPair); // mint to owner } function launch() external payable onlyOwner lockTheSwap { if (launchedAt != 0) { revert InvalidConfiguration(); } // enable trading restrictWhales = true; swapEnabled = true; whitelistEndTime = block.timestamp + whitelistDuration; isWhitelistActive = true; launchedAt = block.timestamp; isTradingEnabled = true; // add NFT snapshot uint256 len = proofPassNFT.totalSupply() + 1; for (uint256 i = 1; i < len; ) { userInfo[proofPassNFT.ownerOf(i)].isWhitelisted = true; unchecked { ++i; } } // add liquidity _approve(address(this), address(uniswapV2Router), type(uint256).max); addLiquidity(balanceOf(address(this)), address(this).balance - msg.value, address(this)); // lock liquidity uint256 lpBalance = IERC20(pair).balanceOf(address(this)); IERC20(pair).approve(addresses.locker, lpBalance); lockID = ITeamFinanceLocker(addresses.locker).lockToken{value: msg.value}(pair, msg.sender, lpBalance, block.timestamp + lpLockDuration, false, address(0)); } function cancel() external onlyOwner { if (launchedAt != 0) { revert InvalidConfiguration(); } // send the tokens and eth back to the owner super._update(address(this), owner(), balanceOf(address(this))); address(owner()).call{value: address(this).balance}(""); } function _update( address from, address to, uint256 amount ) internal override { if (!isTradingEnabled) { revert TradingNotEnabled(); } if (swapping == 2 || from == owner() || to == owner() || amount == 0) { super._update(from, to, amount); return; } UserInfo storage sender = userInfo[from]; UserInfo storage recipient = userInfo[to]; if (isWhitelistActive) { if (block.timestamp < whitelistEndTime) { if (!sender.isWhitelisted || !recipient.isWhitelisted) { revert NotWhitelisted(); } } else { isWhitelistActive = false; } } //start at anywhere from 0.1% to 0.5%, increase by 0.1%, every 10 blocks, until it reaches 1% if (!maxWalletChanged) { uint256 secondsPassed = block.timestamp - launchedAt; uint256 percentage = initMaxWallet + (secondsPassed / 120); if (percentage > 9) { percentage = 10; maxWalletChanged = true; } uint256 newMax = totalSupply() * percentage / 1000; if (newMax != maxWallet) { maxWallet = newMax; } } if (restrictWhales) { if (to == pair && !sender.isTxLimitExempt && amount > maxTxAmount) { revert ExceedsMaxTxAmount(); } if (!recipient.isTxLimitExempt && amount + balanceOf(to) > maxWallet) { revert ExceedsMaxWalletAmount(); } } uint256 total = feeTokens.total; bool canSwap = total >= swapTokensAtAmount; if ( canSwap && swapEnabled && from != pair ) { processFees(total, swapTokensAtAmount); } if (!sender.isFeeExempt && !recipient.isFeeExempt) { FeeInfo storage _buyFees = buyFees; FeeInfo storage _sellFees = sellFees; if (!proofFeeRemoved) { uint256 secondsPassed = block.timestamp - launchedAt; if (!proofFeeReduced && secondsPassed > 1 days) { uint256 totalBuy = _buyFees.total - _buyFees.proof; if (totalBuy == 0) { _buyFees.total = 0; _buyFees.proof = 0; } else { _buyFees.total = totalBuy + 1; _buyFees.proof = 1; } uint256 totalSell = _sellFees.total - _sellFees.proof; if (totalSell == 0) { _sellFees.total = 0; _sellFees.proof = 0; } else { _sellFees.total = totalSell + 1; _sellFees.proof = 1; } proofFeeReduced = true; } else if (secondsPassed > 31 days) { _buyFees.total -= _buyFees.proof; _sellFees.total -= _sellFees.proof; _buyFees.proof = 0; _sellFees.proof = 0; proofFeeRemoved = true; } else { if (!buyTaxesSettled) { uint256 restingTotal = restingBuyTotal; uint256 feeTotal = restingTotal; if (secondsPassed < 1801) { feeTotal = 15 - (secondsPassed / 120); } if (feeTotal <= restingTotal) { _buyFees.total = restingTotal; _buyFees.main = restingTotal - _buyFees.liquidity - _buyFees.secondary - _buyFees.proof; buyTaxesSettled = true; } else if (feeTotal != _buyFees.total) { _buyFees.total = feeTotal; _buyFees.main = feeTotal - _buyFees.liquidity - _buyFees.secondary - _buyFees.proof; } } if (!sellTaxesSettled) { uint256 restingTotal = restingSellTotal; uint256 feeTotal = restingTotal; if (secondsPassed < 2401) { feeTotal = 20 - (secondsPassed / 120); } if (feeTotal <= restingTotal) { _sellFees.total = restingTotal; _sellFees.main = restingTotal - _sellFees.liquidity - _sellFees.secondary - _sellFees.proof; sellTaxesSettled = true; } else if (feeTotal != _sellFees.total) { _sellFees.total = feeTotal; _sellFees.main = feeTotal - _sellFees.liquidity - _sellFees.secondary - _sellFees.proof; } } } } uint256 fees; if (to == pair) { //sell fees = _calculateFees(_sellFees, amount); } else if (from == pair) { //buy fees = _calculateFees(_buyFees, amount); } if (fees > 0) { amount -= fees; super._update(from, address(this), fees); } } super._update(from, to, amount); } function _calculateFees(FeeInfo memory feeRate, uint256 amount) internal returns (uint256 fees) { if (feeRate.total != 0) { fees = amount * feeRate.total / 100; FeeInfo storage _feeTokens = feeTokens; _feeTokens.main += fees * feeRate.main / feeRate.total; _feeTokens.secondary += fees * feeRate.secondary / feeRate.total; _feeTokens.liquidity += fees * feeRate.liquidity / feeRate.total; _feeTokens.proof += fees * feeRate.proof / feeRate.total; _feeTokens.total += fees; } } function processFees(uint256 total, uint256 amountToSwap) internal lockTheSwap { FeeInfo storage _feeTokens = feeTokens; FeeInfo memory swapTokens; swapTokens.main = amountToSwap * _feeTokens.main / total; swapTokens.secondary = amountToSwap * _feeTokens.secondary / total; swapTokens.liquidity = amountToSwap * _feeTokens.liquidity / total; swapTokens.proof = amountToSwap * _feeTokens.proof / total; uint256 amountToPair = swapTokens.liquidity / 2; swapTokens.total = amountToSwap - amountToPair; uint256 ethBalance = swapTokensForETH(swapTokens.total); FeeInfo memory ethSplit; ethSplit.main = ethBalance * swapTokens.main / swapTokens.total; if (ethSplit.main > 0) { address(mainWallet).call{value: ethSplit.main}(""); } ethSplit.secondary = ethBalance * swapTokens.secondary / swapTokens.total; if (ethSplit.secondary > 0) { address(secondaryWallet).call{value: ethSplit.secondary}(""); } ethSplit.proof = ethBalance * swapTokens.proof / swapTokens.total; if (ethSplit.proof > 0) { uint256 revenueSplit = ethSplit.proof / 2; address(addresses.proofStaking).call{value: revenueSplit}(""); address(addresses.proofWallet).call{value: ethSplit.proof - revenueSplit}(""); } uint256 amountPaired; ethSplit.liquidity = address(this).balance; if (amountToPair > 0 && ethSplit.liquidity > 0) { amountPaired = addLiquidity(amountToPair, ethSplit.liquidity, address(0xdead)); emit SwapAndLiquify(amountToPair, ethSplit.liquidity); } uint256 liquidityAdjustment = swapTokens.liquidity - (amountToPair - amountPaired); _feeTokens.main -= swapTokens.main; _feeTokens.secondary -= swapTokens.secondary; _feeTokens.liquidity -= liquidityAdjustment; _feeTokens.proof -= swapTokens.proof; _feeTokens.total -= swapTokens.main + swapTokens.secondary + swapTokens.proof + liquidityAdjustment; } function swapTokensForETH(uint256 tokenAmount) internal returns (uint256 ethBalance) { uint256 ethBalBefore = address(this).balance; address[] memory path = new address[](2); path[0] = address(this); path[1] = uniswapV2Router.WETH(); uniswapV2Router.swapExactTokensForETHSupportingFeeOnTransferTokens( tokenAmount, 0, // accept any amount of ETH path, address(this), block.timestamp ); ethBalance = address(this).balance - ethBalBefore; } function addLiquidity(uint256 tokenAmount, uint256 ethAmount, address recipient) private returns (uint256) { (uint256 amountA,,) = uniswapV2Router.addLiquidityETH{value: ethAmount}( address(this), tokenAmount, 0, // slippage is unavoidable 0, // slippage is unavoidable recipient, block.timestamp ); return amountA; } function changeFees( uint256 liquidityBuy, uint256 mainBuy, uint256 secondaryBuy, uint256 liquiditySell, uint256 mainSell, uint256 secondarySell ) external onlyOwner { if (!buyTaxesSettled || !sellTaxesSettled) { revert InvalidConfiguration(); } FeeInfo memory _buyFees; _buyFees.liquidity = liquidityBuy; _buyFees.main = mainBuy; _buyFees.secondary = secondaryBuy; FeeInfo memory _sellFees; _sellFees.liquidity = liquiditySell; _sellFees.main = mainSell; _sellFees.secondary = secondarySell; (_buyFees.proof, _sellFees.proof) = launchedAt != 0 ? _calculateProofFee() : (2,2); _validateFees(_buyFees, _sellFees); buyFees = _buyFees; sellFees = _sellFees; } function _calculateProofFee() internal returns (uint256, uint256) { uint256 secondsPassed = block.timestamp - launchedAt; if (secondsPassed > 31 days) { proofFeeRemoved = true; return (0,0); } else if (secondsPassed > 1 days) { proofFeeReduced = true; return (1,1); } else { return (2,2); } } function _validateFees(FeeInfo memory _buyFees, FeeInfo memory _sellFees) internal view { _buyFees.total = _buyFees.liquidity + _buyFees.main + _buyFees.secondary; if (_buyFees.total == 0) { _buyFees.proof = 0; } else { _buyFees.total += _buyFees.proof; } _sellFees.total = _sellFees.liquidity + _sellFees.main + _sellFees.secondary; if (_sellFees.total == 0) { _sellFees.proof = 0; } else { _sellFees.total += _sellFees.proof; } if (_buyFees.total > limits.maxBuyFee || _sellFees.total > limits.maxSellFee) { revert InvalidConfiguration(); } } function setMaxTxAmount(uint256 _maxTxAmt) external onlyOwner() { DataStoreLimitsResponse storage _limits = limits; if (launchedAt == 0 || _maxTxAmt < (totalSupply() * _limits.maxTxLower) / _limits.denominator || _maxTxAmt > (totalSupply() * _limits.maxTxUpper) / _limits.denominator ) { revert InvalidConfiguration(); } maxTxAmount = _maxTxAmt; } function setMaxWalletSize(uint256 _maxWalletSize) external onlyOwner() { DataStoreLimitsResponse storage _limits = limits; if (launchedAt == 0 || _maxWalletSize < (totalSupply() * _limits.maxWalletLower) / _limits.denominator || _maxWalletSize > (totalSupply() * _limits.maxWalletUpper) / _limits.denominator ) { revert InvalidConfiguration(); } maxWallet = _maxWalletSize; maxWalletChanged = true; } function setRestrictWhalesEnabled(bool _enabled) external onlyOwner{ restrictWhales = _enabled; } function setFeeExempt(address account, bool value) public onlyOwner { userInfo[account].isFeeExempt = value; } function setFeeExempt(address[] memory accounts) public onlyOwner { uint256 len = accounts.length; for (uint256 i; i < len; i++) { userInfo[accounts[i]].isFeeExempt = true; } } function setTxLimitExempt(address account, bool value) public onlyOwner { userInfo[account].isTxLimitExempt = value; } function setTxLimitExempt(address[] memory accounts) public onlyOwner { uint256 len = accounts.length; for (uint256 i; i < len; i++) { userInfo[accounts[i]].isTxLimitExempt = true; } } function setMainWallet(address newWallet) external onlyOwner { mainWallet = payable(newWallet); } function setSecondaryWallet(address newWallet) external onlyOwner { secondaryWallet = payable(newWallet); } function setSwapAndLiquifyEnabled(bool _enabled) external onlyOwner { swapEnabled = _enabled; emit SwapAndLiquifyEnabledUpdated(_enabled); } function setSwapAtAmount(uint256 amount) external onlyOwner { swapTokensAtAmount = amount; } function setWhitelisted(address[] memory accounts) external onlyOwner { if (launchedAt != 0) { revert InvalidConfiguration(); } _setWhitelisted(accounts); } function _setWhitelisted(address[] memory accounts) internal { uint256 len = accounts.length; for (uint256 i; i < len; i++) { userInfo[accounts[i]].isWhitelisted = true; } } function withdrawStuckTokens() external onlyOwner { super._update(address(this), _msgSender(), balanceOf(address(this)) - feeTokens.total); } function getCirculatingSupply() external view returns (uint256) { return totalSupply() - balanceOf(address(0xdead)); } modifier lockTheSwap() { swapping = 2; _; swapping = 1; } function decimals() public view virtual override returns (uint8) { return 9; } function version() public pure returns (uint8) { return 1; } receive() external payable {} }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.0.0) (access/Ownable.sol) pragma solidity ^0.8.20; import {ContextUpgradeable} from "../utils/ContextUpgradeable.sol"; import {Initializable} from "../proxy/utils/Initializable.sol"; /** * @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. * * The initial owner is set to the address provided by the deployer. This can * later be changed with {transferOwnership}. * * This module is used through inheritance. It will make available the modifier * `onlyOwner`, which can be applied to your functions to restrict their use to * the owner. */ abstract contract OwnableUpgradeable is Initializable, ContextUpgradeable { /// @custom:storage-location erc7201:openzeppelin.storage.Ownable struct OwnableStorage { address _owner; } // keccak256(abi.encode(uint256(keccak256("openzeppelin.storage.Ownable")) - 1)) & ~bytes32(uint256(0xff)) bytes32 private constant OwnableStorageLocation = 0x9016d09d72d40fdae2fd8ceac6b6234c7706214fd39c1cd1e609a0528c199300; function _getOwnableStorage() private pure returns (OwnableStorage storage $) { assembly { $.slot := OwnableStorageLocation } } /** * @dev The caller account is not authorized to perform an operation. */ error OwnableUnauthorizedAccount(address account); /** * @dev The owner is not a valid owner account. (eg. `address(0)`) */ error OwnableInvalidOwner(address owner); event OwnershipTransferred(address indexed previousOwner, address indexed newOwner); /** * @dev Initializes the contract setting the address provided by the deployer as the initial owner. */ function __Ownable_init(address initialOwner) internal onlyInitializing { __Ownable_init_unchained(initialOwner); } function __Ownable_init_unchained(address initialOwner) internal onlyInitializing { if (initialOwner == address(0)) { revert OwnableInvalidOwner(address(0)); } _transferOwnership(initialOwner); } /** * @dev Throws if called by any account other than the owner. */ modifier onlyOwner() { _checkOwner(); _; } /** * @dev Returns the address of the current owner. */ function owner() public view virtual returns (address) { OwnableStorage storage $ = _getOwnableStorage(); return $._owner; } /** * @dev Throws if the sender is not the owner. */ function _checkOwner() internal view virtual { if (owner() != _msgSender()) { revert OwnableUnauthorizedAccount(_msgSender()); } } /** * @dev Leaves the contract without owner. It will not be possible to call * `onlyOwner` functions. Can only be called by the current owner. * * NOTE: Renouncing ownership will leave the contract without an owner, * thereby disabling 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 { if (newOwner == address(0)) { revert OwnableInvalidOwner(address(0)); } _transferOwnership(newOwner); } /** * @dev Transfers ownership of the contract to a new account (`newOwner`). * Internal function without access restriction. */ function _transferOwnership(address newOwner) internal virtual { OwnableStorage storage $ = _getOwnableStorage(); address oldOwner = $._owner; $._owner = newOwner; emit OwnershipTransferred(oldOwner, newOwner); } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.0.0) (proxy/utils/Initializable.sol) pragma solidity ^0.8.20; /** * @dev This is a base contract to aid in writing upgradeable contracts, or any kind of contract that will be deployed * behind a proxy. Since proxied contracts do not make use of a constructor, it's common to move constructor logic to an * external initializer function, usually called `initialize`. It then becomes necessary to protect this initializer * function so it can only be called once. The {initializer} modifier provided by this contract will have this effect. * * The initialization functions use a version number. Once a version number is used, it is consumed and cannot be * reused. This mechanism prevents re-execution of each "step" but allows the creation of new initialization steps in * case an upgrade adds a module that needs to be initialized. * * For example: * * [.hljs-theme-light.nopadding] * ```solidity * contract MyToken is ERC20Upgradeable { * function initialize() initializer public { * __ERC20_init("MyToken", "MTK"); * } * } * * contract MyTokenV2 is MyToken, ERC20PermitUpgradeable { * function initializeV2() reinitializer(2) public { * __ERC20Permit_init("MyToken"); * } * } * ``` * * TIP: To avoid leaving the proxy in an uninitialized state, the initializer function should be called as early as * possible by providing the encoded function call as the `_data` argument to {ERC1967Proxy-constructor}. * * CAUTION: When used with inheritance, manual care must be taken to not invoke a parent initializer twice, or to ensure * that all initializers are idempotent. This is not verified automatically as constructors are by Solidity. * * [CAUTION] * ==== * Avoid leaving a contract uninitialized. * * An uninitialized contract can be taken over by an attacker. This applies to both a proxy and its implementation * contract, which may impact the proxy. To prevent the implementation contract from being used, you should invoke * the {_disableInitializers} function in the constructor to automatically lock it when it is deployed: * * [.hljs-theme-light.nopadding] * ``` * /// @custom:oz-upgrades-unsafe-allow constructor * constructor() { * _disableInitializers(); * } * ``` * ==== */ abstract contract Initializable { /** * @dev Storage of the initializable contract. * * It's implemented on a custom ERC-7201 namespace to reduce the risk of storage collisions * when using with upgradeable contracts. * * @custom:storage-location erc7201:openzeppelin.storage.Initializable */ struct InitializableStorage { /** * @dev Indicates that the contract has been initialized. */ uint64 _initialized; /** * @dev Indicates that the contract is in the process of being initialized. */ bool _initializing; } // keccak256(abi.encode(uint256(keccak256("openzeppelin.storage.Initializable")) - 1)) & ~bytes32(uint256(0xff)) bytes32 private constant INITIALIZABLE_STORAGE = 0xf0c57e16840df040f15088dc2f81fe391c3923bec73e23a9662efc9c229c6a00; /** * @dev The contract is already initialized. */ error InvalidInitialization(); /** * @dev The contract is not initializing. */ error NotInitializing(); /** * @dev Triggered when the contract has been initialized or reinitialized. */ event Initialized(uint64 version); /** * @dev A modifier that defines a protected initializer function that can be invoked at most once. In its scope, * `onlyInitializing` functions can be used to initialize parent contracts. * * Similar to `reinitializer(1)`, except that in the context of a constructor an `initializer` may be invoked any * number of times. This behavior in the constructor can be useful during testing and is not expected to be used in * production. * * Emits an {Initialized} event. */ modifier initializer() { // solhint-disable-next-line var-name-mixedcase InitializableStorage storage $ = _getInitializableStorage(); // Cache values to avoid duplicated sloads bool isTopLevelCall = !$._initializing; uint64 initialized = $._initialized; // Allowed calls: // - initialSetup: the contract is not in the initializing state and no previous version was // initialized // - construction: the contract is initialized at version 1 (no reininitialization) and the // current contract is just being deployed bool initialSetup = initialized == 0 && isTopLevelCall; bool construction = initialized == 1 && address(this).code.length == 0; if (!initialSetup && !construction) { revert InvalidInitialization(); } $._initialized = 1; if (isTopLevelCall) { $._initializing = true; } _; if (isTopLevelCall) { $._initializing = false; emit Initialized(1); } } /** * @dev A modifier that defines a protected reinitializer function that can be invoked at most once, and only if the * contract hasn't been initialized to a greater version before. In its scope, `onlyInitializing` functions can be * used to initialize parent contracts. * * A reinitializer may be used after the original initialization step. This is essential to configure modules that * are added through upgrades and that require initialization. * * When `version` is 1, this modifier is similar to `initializer`, except that functions marked with `reinitializer` * cannot be nested. If one is invoked in the context of another, execution will revert. * * Note that versions can jump in increments greater than 1; this implies that if multiple reinitializers coexist in * a contract, executing them in the right order is up to the developer or operator. * * WARNING: Setting the version to 2**64 - 1 will prevent any future reinitialization. * * Emits an {Initialized} event. */ modifier reinitializer(uint64 version) { // solhint-disable-next-line var-name-mixedcase InitializableStorage storage $ = _getInitializableStorage(); if ($._initializing || $._initialized >= version) { revert InvalidInitialization(); } $._initialized = version; $._initializing = true; _; $._initializing = false; emit Initialized(version); } /** * @dev Modifier to protect an initialization function so that it can only be invoked by functions with the * {initializer} and {reinitializer} modifiers, directly or indirectly. */ modifier onlyInitializing() { _checkInitializing(); _; } /** * @dev Reverts if the contract is not in an initializing state. See {onlyInitializing}. */ function _checkInitializing() internal view virtual { if (!_isInitializing()) { revert NotInitializing(); } } /** * @dev Locks the contract, preventing any future reinitialization. This cannot be part of an initializer call. * Calling this in the constructor of a contract will prevent that contract from being initialized or reinitialized * to any version. It is recommended to use this to lock implementation contracts that are designed to be called * through proxies. * * Emits an {Initialized} event the first time it is successfully executed. */ function _disableInitializers() internal virtual { // solhint-disable-next-line var-name-mixedcase InitializableStorage storage $ = _getInitializableStorage(); if ($._initializing) { revert InvalidInitialization(); } if ($._initialized != type(uint64).max) { $._initialized = type(uint64).max; emit Initialized(type(uint64).max); } } /** * @dev Returns the highest version that has been initialized. See {reinitializer}. */ function _getInitializedVersion() internal view returns (uint64) { return _getInitializableStorage()._initialized; } /** * @dev Returns `true` if the contract is currently initializing. See {onlyInitializing}. */ function _isInitializing() internal view returns (bool) { return _getInitializableStorage()._initializing; } /** * @dev Returns a pointer to the storage namespace. */ // solhint-disable-next-line var-name-mixedcase function _getInitializableStorage() private pure returns (InitializableStorage storage $) { assembly { $.slot := INITIALIZABLE_STORAGE } } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.0.0) (token/ERC20/ERC20.sol) pragma solidity ^0.8.20; import {IERC20} from "@openzeppelin/contracts/token/ERC20/IERC20.sol"; import {IERC20Metadata} from "@openzeppelin/contracts/token/ERC20/extensions/IERC20Metadata.sol"; import {ContextUpgradeable} from "../../utils/ContextUpgradeable.sol"; import {IERC20Errors} from "@openzeppelin/contracts/interfaces/draft-IERC6093.sol"; import {Initializable} from "../../proxy/utils/Initializable.sol"; /** * @dev Implementation of the {IERC20} interface. * * This implementation is agnostic to the way tokens are created. This means * that a supply mechanism has to be added in a derived contract using {_mint}. * * TIP: For a detailed writeup see our guide * https://forum.openzeppelin.com/t/how-to-implement-erc20-supply-mechanisms/226[How * to implement supply mechanisms]. * * The default value of {decimals} is 18. To change this, you should override * this function so it returns a different value. * * We have followed general OpenZeppelin Contracts guidelines: functions revert * instead returning `false` on failure. This behavior is nonetheless * conventional and does not conflict with the expectations of ERC20 * applications. * * Additionally, an {Approval} event is emitted on calls to {transferFrom}. * This allows applications to reconstruct the allowance for all accounts just * by listening to said events. Other implementations of the EIP may not emit * these events, as it isn't required by the specification. */ abstract contract ERC20Upgradeable is Initializable, ContextUpgradeable, IERC20, IERC20Metadata, IERC20Errors { /// @custom:storage-location erc7201:openzeppelin.storage.ERC20 struct ERC20Storage { mapping(address account => uint256) _balances; mapping(address account => mapping(address spender => uint256)) _allowances; uint256 _totalSupply; string _name; string _symbol; } // keccak256(abi.encode(uint256(keccak256("openzeppelin.storage.ERC20")) - 1)) & ~bytes32(uint256(0xff)) bytes32 private constant ERC20StorageLocation = 0x52c63247e1f47db19d5ce0460030c497f067ca4cebf71ba98eeadabe20bace00; function _getERC20Storage() private pure returns (ERC20Storage storage $) { assembly { $.slot := ERC20StorageLocation } } /** * @dev Sets the values for {name} and {symbol}. * * All two of these values are immutable: they can only be set once during * construction. */ function __ERC20_init(string memory name_, string memory symbol_) internal onlyInitializing { __ERC20_init_unchained(name_, symbol_); } function __ERC20_init_unchained(string memory name_, string memory symbol_) internal onlyInitializing { ERC20Storage storage $ = _getERC20Storage(); $._name = name_; $._symbol = symbol_; } /** * @dev Returns the name of the token. */ function name() public view virtual returns (string memory) { ERC20Storage storage $ = _getERC20Storage(); return $._name; } /** * @dev Returns the symbol of the token, usually a shorter version of the * name. */ function symbol() public view virtual returns (string memory) { ERC20Storage storage $ = _getERC20Storage(); 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 default value returned by this function, unless * it's 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 returns (uint8) { return 18; } /** * @dev See {IERC20-totalSupply}. */ function totalSupply() public view virtual returns (uint256) { ERC20Storage storage $ = _getERC20Storage(); return $._totalSupply; } /** * @dev See {IERC20-balanceOf}. */ function balanceOf(address account) public view virtual returns (uint256) { ERC20Storage storage $ = _getERC20Storage(); return $._balances[account]; } /** * @dev See {IERC20-transfer}. * * Requirements: * * - `to` cannot be the zero address. * - the caller must have a balance of at least `value`. */ function transfer(address to, uint256 value) public virtual returns (bool) { address owner = _msgSender(); _transfer(owner, to, value); return true; } /** * @dev See {IERC20-allowance}. */ function allowance(address owner, address spender) public view virtual returns (uint256) { ERC20Storage storage $ = _getERC20Storage(); return $._allowances[owner][spender]; } /** * @dev See {IERC20-approve}. * * NOTE: If `value` is the maximum `uint256`, the allowance is not updated on * `transferFrom`. This is semantically equivalent to an infinite approval. * * Requirements: * * - `spender` cannot be the zero address. */ function approve(address spender, uint256 value) public virtual returns (bool) { address owner = _msgSender(); _approve(owner, spender, value); return true; } /** * @dev See {IERC20-transferFrom}. * * Emits an {Approval} event indicating the updated allowance. This is not * required by the EIP. See the note at the beginning of {ERC20}. * * NOTE: Does not update the allowance if the current allowance * is the maximum `uint256`. * * Requirements: * * - `from` and `to` cannot be the zero address. * - `from` must have a balance of at least `value`. * - the caller must have allowance for ``from``'s tokens of at least * `value`. */ function transferFrom(address from, address to, uint256 value) public virtual returns (bool) { address spender = _msgSender(); _spendAllowance(from, spender, value); _transfer(from, to, value); return true; } /** * @dev Moves a `value` amount of tokens from `from` to `to`. * * This internal function is equivalent to {transfer}, and can be used to * e.g. implement automatic token fees, slashing mechanisms, etc. * * Emits a {Transfer} event. * * NOTE: This function is not virtual, {_update} should be overridden instead. */ function _transfer(address from, address to, uint256 value) internal { if (from == address(0)) { revert ERC20InvalidSender(address(0)); } if (to == address(0)) { revert ERC20InvalidReceiver(address(0)); } _update(from, to, value); } /** * @dev Transfers a `value` amount of tokens from `from` to `to`, or alternatively mints (or burns) if `from` * (or `to`) is the zero address. All customizations to transfers, mints, and burns should be done by overriding * this function. * * Emits a {Transfer} event. */ function _update(address from, address to, uint256 value) internal virtual { ERC20Storage storage $ = _getERC20Storage(); if (from == address(0)) { // Overflow check required: The rest of the code assumes that totalSupply never overflows $._totalSupply += value; } else { uint256 fromBalance = $._balances[from]; if (fromBalance < value) { revert ERC20InsufficientBalance(from, fromBalance, value); } unchecked { // Overflow not possible: value <= fromBalance <= totalSupply. $._balances[from] = fromBalance - value; } } if (to == address(0)) { unchecked { // Overflow not possible: value <= totalSupply or value <= fromBalance <= totalSupply. $._totalSupply -= value; } } else { unchecked { // Overflow not possible: balance + value is at most totalSupply, which we know fits into a uint256. $._balances[to] += value; } } emit Transfer(from, to, value); } /** * @dev Creates a `value` amount of tokens and assigns them to `account`, by transferring it from address(0). * Relies on the `_update` mechanism * * Emits a {Transfer} event with `from` set to the zero address. * * NOTE: This function is not virtual, {_update} should be overridden instead. */ function _mint(address account, uint256 value) internal { if (account == address(0)) { revert ERC20InvalidReceiver(address(0)); } _update(address(0), account, value); } /** * @dev Destroys a `value` amount of tokens from `account`, lowering the total supply. * Relies on the `_update` mechanism. * * Emits a {Transfer} event with `to` set to the zero address. * * NOTE: This function is not virtual, {_update} should be overridden instead */ function _burn(address account, uint256 value) internal { if (account == address(0)) { revert ERC20InvalidSender(address(0)); } _update(account, address(0), value); } /** * @dev Sets `value` 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. * * Overrides to this logic should be done to the variant with an additional `bool emitEvent` argument. */ function _approve(address owner, address spender, uint256 value) internal { _approve(owner, spender, value, true); } /** * @dev Variant of {_approve} with an optional flag to enable or disable the {Approval} event. * * By default (when calling {_approve}) the flag is set to true. On the other hand, approval changes made by * `_spendAllowance` during the `transferFrom` operation set the flag to false. This saves gas by not emitting any * `Approval` event during `transferFrom` operations. * * Anyone who wishes to continue emitting `Approval` events on the`transferFrom` operation can force the flag to * true using the following override: * ``` * function _approve(address owner, address spender, uint256 value, bool) internal virtual override { * super._approve(owner, spender, value, true); * } * ``` * * Requirements are the same as {_approve}. */ function _approve(address owner, address spender, uint256 value, bool emitEvent) internal virtual { ERC20Storage storage $ = _getERC20Storage(); if (owner == address(0)) { revert ERC20InvalidApprover(address(0)); } if (spender == address(0)) { revert ERC20InvalidSpender(address(0)); } $._allowances[owner][spender] = value; if (emitEvent) { emit Approval(owner, spender, value); } } /** * @dev Updates `owner` s allowance for `spender` based on spent `value`. * * Does not update the allowance value in case of infinite allowance. * Revert if not enough allowance is available. * * Does not emit an {Approval} event. */ function _spendAllowance(address owner, address spender, uint256 value) internal virtual { uint256 currentAllowance = allowance(owner, spender); if (currentAllowance != type(uint256).max) { if (currentAllowance < value) { revert ERC20InsufficientAllowance(spender, currentAllowance, value); } unchecked { _approve(owner, spender, currentAllowance - value, false); } } } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.0.1) (utils/Context.sol) pragma solidity ^0.8.20; import {Initializable} from "../proxy/utils/Initializable.sol"; /** * @dev Provides information about the current execution context, including the * sender of the transaction and its data. While these are generally available * via msg.sender and msg.data, they should not be accessed in such a direct * manner, since when dealing with meta-transactions the account sending and * paying for execution may not be the actual sender (as far as an application * is concerned). * * This contract is only required for intermediate, library-like contracts. */ abstract contract ContextUpgradeable is Initializable { function __Context_init() internal onlyInitializing { } function __Context_init_unchained() internal onlyInitializing { } function _msgSender() internal view virtual returns (address) { return msg.sender; } function _msgData() internal view virtual returns (bytes calldata) { return msg.data; } function _contextSuffixLength() internal view virtual returns (uint256) { return 0; } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.0.0) (interfaces/draft-IERC6093.sol) pragma solidity ^0.8.20; /** * @dev Standard ERC20 Errors * Interface of the https://eips.ethereum.org/EIPS/eip-6093[ERC-6093] custom errors for ERC20 tokens. */ interface IERC20Errors { /** * @dev Indicates an error related to the current `balance` of a `sender`. Used in transfers. * @param sender Address whose tokens are being transferred. * @param balance Current balance for the interacting account. * @param needed Minimum amount required to perform a transfer. */ error ERC20InsufficientBalance(address sender, uint256 balance, uint256 needed); /** * @dev Indicates a failure with the token `sender`. Used in transfers. * @param sender Address whose tokens are being transferred. */ error ERC20InvalidSender(address sender); /** * @dev Indicates a failure with the token `receiver`. Used in transfers. * @param receiver Address to which tokens are being transferred. */ error ERC20InvalidReceiver(address receiver); /** * @dev Indicates a failure with the `spender`’s `allowance`. Used in transfers. * @param spender Address that may be allowed to operate on tokens without being their owner. * @param allowance Amount of tokens a `spender` is allowed to operate with. * @param needed Minimum amount required to perform a transfer. */ error ERC20InsufficientAllowance(address spender, uint256 allowance, uint256 needed); /** * @dev Indicates a failure with the `approver` of a token to be approved. Used in approvals. * @param approver Address initiating an approval operation. */ error ERC20InvalidApprover(address approver); /** * @dev Indicates a failure with the `spender` to be approved. Used in approvals. * @param spender Address that may be allowed to operate on tokens without being their owner. */ error ERC20InvalidSpender(address spender); } /** * @dev Standard ERC721 Errors * Interface of the https://eips.ethereum.org/EIPS/eip-6093[ERC-6093] custom errors for ERC721 tokens. */ interface IERC721Errors { /** * @dev Indicates that an address can't be an owner. For example, `address(0)` is a forbidden owner in EIP-20. * Used in balance queries. * @param owner Address of the current owner of a token. */ error ERC721InvalidOwner(address owner); /** * @dev Indicates a `tokenId` whose `owner` is the zero address. * @param tokenId Identifier number of a token. */ error ERC721NonexistentToken(uint256 tokenId); /** * @dev Indicates an error related to the ownership over a particular token. Used in transfers. * @param sender Address whose tokens are being transferred. * @param tokenId Identifier number of a token. * @param owner Address of the current owner of a token. */ error ERC721IncorrectOwner(address sender, uint256 tokenId, address owner); /** * @dev Indicates a failure with the token `sender`. Used in transfers. * @param sender Address whose tokens are being transferred. */ error ERC721InvalidSender(address sender); /** * @dev Indicates a failure with the token `receiver`. Used in transfers. * @param receiver Address to which tokens are being transferred. */ error ERC721InvalidReceiver(address receiver); /** * @dev Indicates a failure with the `operator`’s approval. Used in transfers. * @param operator Address that may be allowed to operate on tokens without being their owner. * @param tokenId Identifier number of a token. */ error ERC721InsufficientApproval(address operator, uint256 tokenId); /** * @dev Indicates a failure with the `approver` of a token to be approved. Used in approvals. * @param approver Address initiating an approval operation. */ error ERC721InvalidApprover(address approver); /** * @dev Indicates a failure with the `operator` to be approved. Used in approvals. * @param operator Address that may be allowed to operate on tokens without being their owner. */ error ERC721InvalidOperator(address operator); } /** * @dev Standard ERC1155 Errors * Interface of the https://eips.ethereum.org/EIPS/eip-6093[ERC-6093] custom errors for ERC1155 tokens. */ interface IERC1155Errors { /** * @dev Indicates an error related to the current `balance` of a `sender`. Used in transfers. * @param sender Address whose tokens are being transferred. * @param balance Current balance for the interacting account. * @param needed Minimum amount required to perform a transfer. * @param tokenId Identifier number of a token. */ error ERC1155InsufficientBalance(address sender, uint256 balance, uint256 needed, uint256 tokenId); /** * @dev Indicates a failure with the token `sender`. Used in transfers. * @param sender Address whose tokens are being transferred. */ error ERC1155InvalidSender(address sender); /** * @dev Indicates a failure with the token `receiver`. Used in transfers. * @param receiver Address to which tokens are being transferred. */ error ERC1155InvalidReceiver(address receiver); /** * @dev Indicates a failure with the `operator`’s approval. Used in transfers. * @param operator Address that may be allowed to operate on tokens without being their owner. * @param owner Address of the current owner of a token. */ error ERC1155MissingApprovalForAll(address operator, address owner); /** * @dev Indicates a failure with the `approver` of a token to be approved. Used in approvals. * @param approver Address initiating an approval operation. */ error ERC1155InvalidApprover(address approver); /** * @dev Indicates a failure with the `operator` to be approved. Used in approvals. * @param operator Address that may be allowed to operate on tokens without being their owner. */ error ERC1155InvalidOperator(address operator); /** * @dev Indicates an array length mismatch between ids and values in a safeBatchTransferFrom operation. * Used in batch transfers. * @param idsLength Length of the array of token identifiers * @param valuesLength Length of the array of token amounts */ error ERC1155InvalidArrayLength(uint256 idsLength, uint256 valuesLength); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.0.0) (token/ERC20/extensions/IERC20Metadata.sol) pragma solidity ^0.8.20; import {IERC20} from "../IERC20.sol"; /** * @dev Interface for the optional metadata functions from the ERC20 standard. */ 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); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.0.0) (token/ERC20/IERC20.sol) pragma solidity ^0.8.20; /** * @dev Interface of the ERC20 standard as defined in the EIP. */ interface IERC20 { /** * @dev Emitted when `value` tokens are moved from one account (`from`) to * another (`to`). * * Note that `value` may be zero. */ event Transfer(address indexed from, address indexed to, uint256 value); /** * @dev Emitted when the allowance of a `spender` for an `owner` is set by * a call to {approve}. `value` is the new allowance. */ event Approval(address indexed owner, address indexed spender, uint256 value); /** * @dev Returns the value of tokens in existence. */ function totalSupply() external view returns (uint256); /** * @dev Returns the value of tokens owned by `account`. */ function balanceOf(address account) external view returns (uint256); /** * @dev Moves a `value` amount of tokens from the caller's account to `to`. * * Returns a boolean value indicating whether the operation succeeded. * * Emits a {Transfer} event. */ function transfer(address to, uint256 value) 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 a `value` amount of tokens 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 value) external returns (bool); /** * @dev Moves a `value` amount of tokens from `from` to `to` using the * allowance mechanism. `value` is then deducted from the caller's * allowance. * * Returns a boolean value indicating whether the operation succeeded. * * Emits a {Transfer} event. */ function transferFrom(address from, address to, uint256 value) external returns (bool); }
pragma solidity >=0.5.0; interface IUniswapV2Factory { event PairCreated(address indexed token0, address indexed token1, address pair, uint); function feeTo() external view returns (address); function feeToSetter() external view returns (address); function getPair(address tokenA, address tokenB) external view returns (address pair); function allPairs(uint) external view returns (address pair); function allPairsLength() external view returns (uint); function createPair(address tokenA, address tokenB) external returns (address pair); function setFeeTo(address) external; function setFeeToSetter(address) external; }
pragma solidity >=0.6.2; interface IUniswapV2Router01 { function factory() external pure returns (address); function WETH() external pure returns (address); function addLiquidity( address tokenA, address tokenB, uint amountADesired, uint amountBDesired, uint amountAMin, uint amountBMin, address to, uint deadline ) external returns (uint amountA, uint amountB, uint liquidity); function addLiquidityETH( address token, uint amountTokenDesired, uint amountTokenMin, uint amountETHMin, address to, uint deadline ) external payable returns (uint amountToken, uint amountETH, uint liquidity); function removeLiquidity( address tokenA, address tokenB, uint liquidity, uint amountAMin, uint amountBMin, address to, uint deadline ) external returns (uint amountA, uint amountB); function removeLiquidityETH( address token, uint liquidity, uint amountTokenMin, uint amountETHMin, address to, uint deadline ) external returns (uint amountToken, uint amountETH); function removeLiquidityWithPermit( address tokenA, address tokenB, uint liquidity, uint amountAMin, uint amountBMin, address to, uint deadline, bool approveMax, uint8 v, bytes32 r, bytes32 s ) external returns (uint amountA, uint amountB); function removeLiquidityETHWithPermit( address token, uint liquidity, uint amountTokenMin, uint amountETHMin, address to, uint deadline, bool approveMax, uint8 v, bytes32 r, bytes32 s ) external returns (uint amountToken, uint amountETH); function swapExactTokensForTokens( uint amountIn, uint amountOutMin, address[] calldata path, address to, uint deadline ) external returns (uint[] memory amounts); function swapTokensForExactTokens( uint amountOut, uint amountInMax, address[] calldata path, address to, uint deadline ) external returns (uint[] memory amounts); function swapExactETHForTokens(uint amountOutMin, address[] calldata path, address to, uint deadline) external payable returns (uint[] memory amounts); function swapTokensForExactETH(uint amountOut, uint amountInMax, address[] calldata path, address to, uint deadline) external returns (uint[] memory amounts); function swapExactTokensForETH(uint amountIn, uint amountOutMin, address[] calldata path, address to, uint deadline) external returns (uint[] memory amounts); function swapETHForExactTokens(uint amountOut, address[] calldata path, address to, uint deadline) external payable returns (uint[] memory amounts); function quote(uint amountA, uint reserveA, uint reserveB) external pure returns (uint amountB); function getAmountOut(uint amountIn, uint reserveIn, uint reserveOut) external pure returns (uint amountOut); function getAmountIn(uint amountOut, uint reserveIn, uint reserveOut) external pure returns (uint amountIn); function getAmountsOut(uint amountIn, address[] calldata path) external view returns (uint[] memory amounts); function getAmountsIn(uint amountOut, address[] calldata path) external view returns (uint[] memory amounts); }
pragma solidity >=0.6.2; import './IUniswapV2Router01.sol'; 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; }
// SPDX-License-Identifier: None pragma solidity ^0.8.24; interface IDataStoreResponse { struct DataStoreAddressResponse { address locker; address payable proofWallet; address payable proofStaking; address proofPassNFT; address router; } struct DataStoreLimitsResponse { uint initMaxTx; uint swapTokensAtAmount; uint maxTxUpper; uint maxTxLower; uint maxWalletUpper; uint maxWalletLower; uint maxBuyFee; uint maxSellFee; uint denominator; } } interface IDataStore is IDataStoreResponse { function getAddresses(string[] memory addrKeys) external view returns (address[] memory); function getUints(string[] memory uintKeys) external view returns (uint256[] memory); function getPlatformAddresses() external view returns (DataStoreAddressResponse memory); function getLimits() external view returns (DataStoreLimitsResponse memory); }
// SPDX-License-Identifier: None pragma solidity ^0.8.24; interface IERC721A { function totalSupply() external returns (uint256); function ownerOf(uint256) external returns (address); }
// SPDX-License-Identifier: None pragma solidity ^0.8.24; interface ITeamFinanceLocker { function lockToken( address _tokenAddress, address _withdrawalAddress, uint256 _amount, uint256 _unlockTime, bool _mintNFT, address referrer ) external payable returns (uint256 _id); }
// SPDX-License-Identifier: None pragma solidity ^0.8.24; import "./IDataStore.sol"; interface ITokenWhitelist is IDataStoreResponse { struct TokenInfo { string name; string symbol; address owner; address mainWallet; address secondaryWallet; uint256 totalSupply; uint256 percentToLP; uint256 lpLockDuration; uint256 initMaxWallet; FeeInfo buyFees; FeeInfo sellFees; address[] whitelist; uint256 whitelistDuration; address rewardToken; } struct FeeInfo { uint256 main; uint256 secondary; uint256 liquidity; uint256 proof; uint256 total; } error ExceedsMaxTxAmount(); error ExceedsMaxWalletAmount(); error InvalidConfiguration(); error TradingNotEnabled(); error NotWhitelisted(); }
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A token is a representation of an on-chain or off-chain asset. The token page shows information such as price, total supply, holders, transfers and social links. Learn more about this page in our Knowledge Base.