Contract 0xCafF67EE31323547De0A5a587B2CDD6E42A1522F

 

Contract Overview

Balance:
0 MATIC

MATIC Value:
$0.00

Token:
 
Txn Hash
Method
Block
From
To
Value [Txn Fee]
0xb15afe6b8fdc01071b5d74a1366b474f14c66325f1d37cf01a9b7f162e7b5b67Buy ATM410898932023-04-03 9:15:1762 days 11 hrs ago0xf14d6cec4c7ab70f6e5ff88c2cb69f7ce458c549 IN  0xcaff67ee31323547de0a5a587b2cdd6e42a1522f0 MATIC0.271814358269 154.931531786
0xf25d76a7c302b461c5f9d89a06e375f4113eaf0c6c3a0e94dba916a531247797Transfer Ownersh...406819342023-03-23 17:14:0673 days 3 hrs agoBetVerse: Deployer IN  0xcaff67ee31323547de0a5a587b2cdd6e42a1522f0 MATIC0.002746182238 95.970024056
0xdfbfc53abcae02f849a8530006dc7fa5de147dc9d5f69243ed3b9e1fa5fe24b3Buy ATM403762542023-03-15 14:10:0981 days 6 hrs ago0xf14d6cec4c7ab70f6e5ff88c2cb69f7ce458c549 IN  0xcaff67ee31323547de0a5a587b2cdd6e42a1522f0 MATIC0.0115532443 182.9
0x9784c9907bbcc8c38de069cd5a0c8e358279b8b0e07d16203b2e9929d38ad2c8Buy ATM403761232023-03-15 14:05:3181 days 6 hrs ago0xf14d6cec4c7ab70f6e5ff88c2cb69f7ce458c549 IN  0xcaff67ee31323547de0a5a587b2cdd6e42a1522f0 MATIC0.0205843698 325.8
0x9e3dbfe3a31e63ac1bec2c8208f2e76be8c4c849224392a3d3cc3e9752c144a3Buy ATM403761092023-03-15 14:05:0181 days 6 hrs ago0xf14d6cec4c7ab70f6e5ff88c2cb69f7ce458c549 IN  0xcaff67ee31323547de0a5a587b2cdd6e42a1522f0 MATIC0.017483173226 276.715677607
0x7864baf81de9656bb1f559667e121d9fe70999973f6b1d1b2f4d233b2c0516dcBuy ATM403760792023-03-15 14:03:5781 days 6 hrs ago0xf14d6cec4c7ab70f6e5ff88c2cb69f7ce458c549 IN  0xcaff67ee31323547de0a5a587b2cdd6e42a1522f0 MATIC0.0205464612 325.2
0x50d1300602f125fae264860d834952e30366f0580fdd918c6af0b192042874f6Buy ATM403759942023-03-15 14:00:2581 days 6 hrs ago0xf14d6cec4c7ab70f6e5ff88c2cb69f7ce458c549 IN  0xcaff67ee31323547de0a5a587b2cdd6e42a1522f0 MATIC0.018818399143 297.849023344
0xdb13f432845cbb606bc06255895a1bf6fc977e40cdff4cf5593b14eae6e9a4e5Buy ATM403759652023-03-15 13:59:2381 days 6 hrs ago0xf14d6cec4c7ab70f6e5ff88c2cb69f7ce458c549 IN  0xcaff67ee31323547de0a5a587b2cdd6e42a1522f0 MATIC0.018275425154 289.255079126
0x65ff4eb56b87706ffb66d1dc598daad3167943c681b4de06ecba5272b57759e1Buy ATM403759202023-03-15 13:57:4981 days 6 hrs ago0xf14d6cec4c7ab70f6e5ff88c2cb69f7ce458c549 IN  0xcaff67ee31323547de0a5a587b2cdd6e42a1522f0 MATIC0.016047974 254
0xbd2ab1db5299c49427aa72ca445d2c107e8668cde8b2aa26e9f0765459e69552Buy ATM403757492023-03-15 13:51:1381 days 6 hrs ago0xf14d6cec4c7ab70f6e5ff88c2cb69f7ce458c549 IN  0xcaff67ee31323547de0a5a587b2cdd6e42a1522f0 MATIC0.0155328394 245.8
0x3c9f8294444c5d2b604222cc3a08e2d134aef75377f153add36a419507c80100Buy ATM403757112023-03-15 13:49:5181 days 6 hrs ago0xf14d6cec4c7ab70f6e5ff88c2cb69f7ce458c549 IN  0xcaff67ee31323547de0a5a587b2cdd6e42a1522f0 MATIC0.014542079988 230.121690506
0x4342924e46f72c40ed5c4a0899e2202bab6bdcf7cb17ec37035ae429847082c3Buy ATM403712262023-03-15 10:59:3381 days 9 hrs ago0xf14d6cec4c7ab70f6e5ff88c2cb69f7ce458c549 IN  0xcaff67ee31323547de0a5a587b2cdd6e42a1522f0 MATIC0.3298493928 209.4
0x6602711d630914c26d86d118eee84c453ab167a0f21706aa484ac4716707c343Buy ATM403712182023-03-15 10:59:0181 days 9 hrs ago0xf14d6cec4c7ab70f6e5ff88c2cb69f7ce458c549 IN  0xcaff67ee31323547de0a5a587b2cdd6e42a1522f0 MATIC0.0117576119 186.1
0xb1da1b8b404934121f4e273f9fc1b6f7a8066eef38605f6ac12ddd0279ee3fb5Buy ATM403711982023-03-15 10:58:1181 days 9 hrs ago0xf14d6cec4c7ab70f6e5ff88c2cb69f7ce458c549 IN  0xcaff67ee31323547de0a5a587b2cdd6e42a1522f0 MATIC0.011656336381 184.532055995
0x2d00bd957127ae6ee94601dc4c3d8ed1d04499c1dcf5f6290e1f920955799bb4Buy ATM403711812023-03-15 10:57:3581 days 9 hrs ago0xf14d6cec4c7ab70f6e5ff88c2cb69f7ce458c549 IN  0xcaff67ee31323547de0a5a587b2cdd6e42a1522f0 MATIC0.0118839699 188.1
0x6cf7b757e82db7f59ea8dbb8e62b8a8b688b3190837e773526a7641a9787228aBuy ATM403711462023-03-15 10:56:2181 days 9 hrs ago0xf14d6cec4c7ab70f6e5ff88c2cb69f7ce458c549 IN  0xcaff67ee31323547de0a5a587b2cdd6e42a1522f0 MATIC0.0099443746 157.4
0x9d912cd11a6a337492dae298407313ff0ea821ee00cc19fb342aacf1c407b69cBuy ATM403710532023-03-15 10:53:0381 days 9 hrs ago0xf14d6cec4c7ab70f6e5ff88c2cb69f7ce458c549 IN  0xcaff67ee31323547de0a5a587b2cdd6e42a1522f0 MATIC0.2966146792 188.3
0x51f4d7bd5cf2f80a0af935907a03c7fa69704c4403a5d00840777896351fa1efBuy ATM403708462023-03-15 10:45:1181 days 9 hrs ago0xf14d6cec4c7ab70f6e5ff88c2cb69f7ce458c549 IN  0xcaff67ee31323547de0a5a587b2cdd6e42a1522f0 MATIC0.00829536712 131.299436845
0xe7d26044d498b3327efadce646441dcda5e4b502906e5366dcd705126ce8832eBuy ATM403707522023-03-15 10:41:5381 days 9 hrs ago0xf14d6cec4c7ab70f6e5ff88c2cb69f7ce458c549 IN  0xcaff67ee31323547de0a5a587b2cdd6e42a1522f0 MATIC0.352002212978 200.637826478
0x9c58947d6789d0dd2f8b6d70720ec7695990381d97b9837d143faa3e3f645f95Buy ATM403707272023-03-15 10:40:4381 days 9 hrs ago0xf14d6cec4c7ab70f6e5ff88c2cb69f7ce458c549 IN  0xcaff67ee31323547de0a5a587b2cdd6e42a1522f0 MATIC0.0118817127 188.1
0xb788012a61f60c006be1b3c3d03756b85a6b4fd15356a7a850c35faec4eb1267Buy ATM403707002023-03-15 10:39:2981 days 9 hrs ago0xf14d6cec4c7ab70f6e5ff88c2cb69f7ce458c549 IN  0xcaff67ee31323547de0a5a587b2cdd6e42a1522f0 MATIC0.010769785518 170.497024048
0xee1c747c0dcc08b8302eca4e1f43248175d215890266d78d3c594fec0c55db77Buy ATM403706362023-03-15 10:37:1381 days 9 hrs ago0xf14d6cec4c7ab70f6e5ff88c2cb69f7ce458c549 IN  0xcaff67ee31323547de0a5a587b2cdd6e42a1522f0 MATIC0.013131179558 207.880373593
0x0b89c3ff4e5d66954d3e8d772f6f372d11893c06fd80c4b949bb964f471e1c6eBuy ATM403706272023-03-15 10:36:5581 days 9 hrs ago0xf14d6cec4c7ab70f6e5ff88c2cb69f7ce458c549 IN  0xcaff67ee31323547de0a5a587b2cdd6e42a1522f0 MATIC0.0123301984 195.2
0x21e607308d70b485ba34dd08d17de76e3a73d1858542431c3cbcb506ea1bbd0bBuy ATM403704892023-03-15 10:32:0181 days 9 hrs ago0xf14d6cec4c7ab70f6e5ff88c2cb69f7ce458c549 IN  0xcaff67ee31323547de0a5a587b2cdd6e42a1522f0 MATIC0.458486441831 261.330712443
0xf8919a4da134d1aad41ef6eda64f6ef39b663841202723996ce5ae1a600453d8Buy ATM403703932023-03-15 10:28:0581 days 10 hrs ago0xf14d6cec4c7ab70f6e5ff88c2cb69f7ce458c549 IN  0xcaff67ee31323547de0a5a587b2cdd6e42a1522f0 MATIC0.0124968062 197.8
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0xb15afe6b8fdc01071b5d74a1366b474f14c66325f1d37cf01a9b7f162e7b5b67410898932023-04-03 9:15:1762 days 11 hrs ago 0xcaff67ee31323547de0a5a587b2cdd6e42a1522f  Contract Creation0 MATIC
0xb15afe6b8fdc01071b5d74a1366b474f14c66325f1d37cf01a9b7f162e7b5b67410898932023-04-03 9:15:1762 days 11 hrs ago 0xcaff67ee31323547de0a5a587b2cdd6e42a1522f  Contract Creation0 MATIC
0xb15afe6b8fdc01071b5d74a1366b474f14c66325f1d37cf01a9b7f162e7b5b67410898932023-04-03 9:15:1762 days 11 hrs ago 0xcaff67ee31323547de0a5a587b2cdd6e42a1522f  Contract Creation0 MATIC
0x4342924e46f72c40ed5c4a0899e2202bab6bdcf7cb17ec37035ae429847082c3403712262023-03-15 10:59:3381 days 9 hrs ago 0xcaff67ee31323547de0a5a587b2cdd6e42a1522f  Contract Creation0 MATIC
0x4342924e46f72c40ed5c4a0899e2202bab6bdcf7cb17ec37035ae429847082c3403712262023-03-15 10:59:3381 days 9 hrs ago 0xcaff67ee31323547de0a5a587b2cdd6e42a1522f  Contract Creation0 MATIC
0x4342924e46f72c40ed5c4a0899e2202bab6bdcf7cb17ec37035ae429847082c3403712262023-03-15 10:59:3381 days 9 hrs ago 0xcaff67ee31323547de0a5a587b2cdd6e42a1522f  Contract Creation0 MATIC
0x9d912cd11a6a337492dae298407313ff0ea821ee00cc19fb342aacf1c407b69c403710532023-03-15 10:53:0381 days 9 hrs ago 0xcaff67ee31323547de0a5a587b2cdd6e42a1522f  Contract Creation0 MATIC
0x9d912cd11a6a337492dae298407313ff0ea821ee00cc19fb342aacf1c407b69c403710532023-03-15 10:53:0381 days 9 hrs ago 0xcaff67ee31323547de0a5a587b2cdd6e42a1522f  Contract Creation0 MATIC
0x9d912cd11a6a337492dae298407313ff0ea821ee00cc19fb342aacf1c407b69c403710532023-03-15 10:53:0381 days 9 hrs ago 0xcaff67ee31323547de0a5a587b2cdd6e42a1522f  Contract Creation0 MATIC
0xe7d26044d498b3327efadce646441dcda5e4b502906e5366dcd705126ce8832e403707522023-03-15 10:41:5381 days 9 hrs ago 0xcaff67ee31323547de0a5a587b2cdd6e42a1522f  Contract Creation0 MATIC
0xe7d26044d498b3327efadce646441dcda5e4b502906e5366dcd705126ce8832e403707522023-03-15 10:41:5381 days 9 hrs ago 0xcaff67ee31323547de0a5a587b2cdd6e42a1522f  Contract Creation0 MATIC
0xe7d26044d498b3327efadce646441dcda5e4b502906e5366dcd705126ce8832e403707522023-03-15 10:41:5381 days 9 hrs ago 0xcaff67ee31323547de0a5a587b2cdd6e42a1522f  Contract Creation0 MATIC
0x21e607308d70b485ba34dd08d17de76e3a73d1858542431c3cbcb506ea1bbd0b403704892023-03-15 10:32:0181 days 9 hrs ago 0xcaff67ee31323547de0a5a587b2cdd6e42a1522f  Contract Creation0 MATIC
0x21e607308d70b485ba34dd08d17de76e3a73d1858542431c3cbcb506ea1bbd0b403704892023-03-15 10:32:0181 days 9 hrs ago 0xcaff67ee31323547de0a5a587b2cdd6e42a1522f  Contract Creation0 MATIC
0x21e607308d70b485ba34dd08d17de76e3a73d1858542431c3cbcb506ea1bbd0b403704892023-03-15 10:32:0181 days 9 hrs ago 0xcaff67ee31323547de0a5a587b2cdd6e42a1522f  Contract Creation0 MATIC
0x5839838021f8a28c165f6bdf28cbf32cb42f478b240f25cfb27067df3a1ff889401498872023-03-09 15:21:1087 days 5 hrs ago 0xcaff67ee31323547de0a5a587b2cdd6e42a1522f  Contract Creation0 MATIC
0x5839838021f8a28c165f6bdf28cbf32cb42f478b240f25cfb27067df3a1ff889401498872023-03-09 15:21:1087 days 5 hrs ago 0xcaff67ee31323547de0a5a587b2cdd6e42a1522f  Contract Creation0 MATIC
0x5839838021f8a28c165f6bdf28cbf32cb42f478b240f25cfb27067df3a1ff889401498872023-03-09 15:21:1087 days 5 hrs ago 0xcaff67ee31323547de0a5a587b2cdd6e42a1522f  Contract Creation0 MATIC
0xf9dbaf232845335ad8bffc64678d787dab4639d91bae5f753c7688e937029a10401493182023-03-09 14:59:5887 days 5 hrs ago 0xcaff67ee31323547de0a5a587b2cdd6e42a1522f  Contract Creation0 MATIC
0xf9dbaf232845335ad8bffc64678d787dab4639d91bae5f753c7688e937029a10401493182023-03-09 14:59:5887 days 5 hrs ago 0xcaff67ee31323547de0a5a587b2cdd6e42a1522f  Contract Creation0 MATIC
0xf9dbaf232845335ad8bffc64678d787dab4639d91bae5f753c7688e937029a10401493182023-03-09 14:59:5887 days 5 hrs ago 0xcaff67ee31323547de0a5a587b2cdd6e42a1522f  Contract Creation0 MATIC
0x9135a7ae43db269e33cb0762dcc7202f9aae369cc23a225e3f7b0509203c3ae6385089782023-01-25 12:37:28130 days 7 hrs ago 0xcaff67ee31323547de0a5a587b2cdd6e42a1522f  Contract Creation0 MATIC
0x9135a7ae43db269e33cb0762dcc7202f9aae369cc23a225e3f7b0509203c3ae6385089782023-01-25 12:37:28130 days 7 hrs ago 0xcaff67ee31323547de0a5a587b2cdd6e42a1522f  Contract Creation0 MATIC
0x9135a7ae43db269e33cb0762dcc7202f9aae369cc23a225e3f7b0509203c3ae6385089782023-01-25 12:37:28130 days 7 hrs ago 0xcaff67ee31323547de0a5a587b2cdd6e42a1522f  Contract Creation0 MATIC
0xdbcbaaa595fe319a31f0d0ccd8873afded947da617f7dc6c5062832862279c3a384824872023-01-24 20:44:58130 days 23 hrs ago 0xcaff67ee31323547de0a5a587b2cdd6e42a1522f  Contract Creation0 MATIC
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Similar Match Source Code
Note: This contract matches the deployed ByteCode of the Source Code for Contract 0xf0eeA468f6A1dFE1E687bC269a707FE459Cd1f23

Contract Name:
IcoGeneric

Compiler Version
v0.8.14+commit.80d49f37

Optimization Enabled:
Yes with 200000 runs

Other Settings:
byzantium EvmVersion
File 1 of 11 : IcoGeneric.sol
// SPDX-License-Identifier: MIT
pragma solidity 0.8.14;

import '@openzeppelin/contracts/token/ERC20/extensions/IERC20Metadata.sol';
import '@openzeppelin/contracts/security/ReentrancyGuard.sol';
import '@openzeppelin/contracts/utils/math/SafeMath.sol';
import '@openzeppelin/contracts/access/Ownable.sol';
import '@openzeppelin/contracts/utils/math/SafeMath.sol';
import '@openzeppelin/contracts/token/ERC20/utils/TokenTimelock.sol';

contract IcoGeneric is ReentrancyGuard, Ownable {
    using SafeMath for uint256;

    struct Sale {
        address investor;
        uint256 amount;
        address[] lockedAddress;
        string usdSymbol;
        uint256 usdAmount;
        uint256 timestamp;
        address usdAddress;
    }
    struct Allowed {
        bool isAllowed;
    }

    mapping(address => Sale) public sales;
    mapping(address => Allowed) public allowedUsdAddress;
    mapping(address => Allowed) public allowedToTrade;

    uint256 public end;
    uint256 public duration;
    uint256 public icoPriceInWei;
    uint256 public term;
    address public walletTo;
    uint256 public minimumAmountToBuyInWei;
    IERC20Metadata public token;

    constructor(
        address _tokenAddress,
        uint256 _duration,
        uint256 _icoPriceInWei,
        uint256 _term,
        address _walletTo,
        uint256 _minimumAmountToBuyInWei
    ) hasAValidContructor(_tokenAddress, _duration, _icoPriceInWei, _term, _walletTo, _minimumAmountToBuyInWei) {
        token = IERC20Metadata(_tokenAddress);
        duration = _duration;
        icoPriceInWei = _icoPriceInWei;
        term = _term;
        walletTo = _walletTo;
        minimumAmountToBuyInWei = _minimumAmountToBuyInWei;
    }

    function getUsdInfo(address usdAddress)
        public
        view
        returns (
            string memory,
            string memory,
            uint8
        )
    {
        IERC20Metadata usd = IERC20Metadata(usdAddress);
        return (usd.name(), usd.symbol(), usd.decimals());
    }

    function buy(uint256 amountInUsd, address usdAddress)
        external
        icoActive
        nonReentrant
        hasTokenBalance
        notInvesting
        isAllowedUsdAddress(usdAddress)
    {
        IERC20Metadata usd = IERC20Metadata(usdAddress);

        uint256 tokenAmountInWei = getFinalTokenAmount(amountInUsd, usd);

        require(tokenAmountInWei > 0, 'It is not possible to have a zero amount.');

        require(
            tokenAmountInWei >= minimumAmountToBuyInWei,
            'To participate in this ICO, you must purchase at least the minimum amount of USD.'
        );

        require(tokenBalance() > 0 && tokenBalance() >= tokenAmountInWei, 'Tokens are no longer available for sale in the ICO.');

        uint256 allowanceInWei = usd.allowance(msg.sender, address(this));

        uint256 usdAmountInWei = convertUsdToWei(amountInUsd, usd);

        require(allowanceInWei >= usdAmountInWei, 'This contract must be allowed to send USDT or the amount must be increased.');

        uint256 amountInUsdSafe = (usdAmountInWei / 1 ether) * 10**usd.decimals();

        usd.transferFrom(msg.sender, walletTo, amountInUsdSafe);

        transferTokenToLockedAddresses(msg.sender, tokenAmountInWei, usdAmountInWei, usd);
    }

    function buyATM(
        address customerAddress,
        uint256 amountInUsd,
        address usdAddress
    ) external icoActive nonReentrant hasTokenBalance notInvesting isAllowedUsdAddress(usdAddress) isAllowedToTrade(msg.sender) {
        IERC20Metadata usd = IERC20Metadata(usdAddress);

        uint256 tokenAmountInWei = getFinalTokenAmount(amountInUsd, usd);

        require(tokenAmountInWei > 0, 'It is not possible to have a zero amount.');

        require(
            tokenAmountInWei >= minimumAmountToBuyInWei,
            'To participate in this ICO, you must purchase at least the minimum amount of USD.'
        );

        require(tokenBalance() > 0 && tokenBalance() >= tokenAmountInWei, 'Tokens are no longer available for sale in the ICO.');

        uint256 allowanceInWei = usd.allowance(msg.sender, address(this));

        uint256 usdAmountInWei = convertUsdToWei(amountInUsd, usd);

        require(allowanceInWei >= usdAmountInWei, 'This contract must be allowed to send USDT or the amount must be increased.');

        uint256 amountInUsdSafe = (usdAmountInWei / 1 ether) * 10**usd.decimals();

        usd.transferFrom(msg.sender, walletTo, amountInUsdSafe);

        transferTokenToLockedAddresses(customerAddress, tokenAmountInWei, usdAmountInWei, usd);
    }

    function convertUsdToWei(uint256 usdtAmount, IERC20Metadata usd) public view returns (uint256) {
        return usdtAmount.div(10**usd.decimals()).mul(1 ether);
    }

    function setIcoPriceInWei(uint256 _icoPriceInWei) external onlyOwner {
        icoPriceInWei = _icoPriceInWei;
    }

    function setMinimumAmountToBuyInWei(uint256 _minimumAmountToBuyInWei) external onlyOwner {
        minimumAmountToBuyInWei = _minimumAmountToBuyInWei;
    }

    function setTokenAddress(address _tokenAddress) external onlyOwner {
        token = IERC20Metadata(_tokenAddress);
    }

    function getTokenAmountToSell(uint256 usdAmountInWei) public view returns (uint256) {
        return usdAmountInWei.div(icoPriceInWei).mul(10**token.decimals());
    }

    function getFinalTokenAmount(uint256 usdAmount, IERC20Metadata usd) public view returns (uint256) {
        uint256 usdAmountInWei = convertUsdToWei(usdAmount, usd);
        uint256 tokenAmountInWei = getTokenAmountToSell(usdAmountInWei);
        return tokenAmountInWei;
    }

    function getLockedAddresses(address investor) public view returns (address[] memory) {
        return sales[investor].lockedAddress;
    }

    function transferTokenToLockedAddresses(
        address to,
        uint256 amount,
        uint256 usdAmountInWei,
        IERC20Metadata usd
    ) internal {
        address[] memory lockedAddresses;
        sales[to] = Sale(to, amount, lockedAddresses, usd.symbol(), usdAmountInWei, block.timestamp, address(usd));
        uint256 currentDate = block.timestamp;
        for (uint256 i = 1; i <= term; i++) {
            currentDate = currentDate.add(365 days); // It will start releasing it in one year
            TokenTimelock timeLockContract = new TokenTimelock(token, to, currentDate);

            token.transfer(address(timeLockContract), amount.div(term));
            sales[to].lockedAddress.push(address(timeLockContract));
        }
    }

    function setAllowedToTrade(address _account) external onlyOwner {
        allowedToTrade[_account] = Allowed(true);
    }

    function deleteAllowedToTrade(address _account) external onlyOwner {
        delete allowedToTrade[_account];
    }

    function transferToken(address to, uint256 amount) external onlyOwner {
        token.transfer(to, amount);
    }

    function tokenBalance() public view returns (uint256) {
        return token.balanceOf(address(this));
    }

    function isIcoActive() external view icoActive returns (bool) {
        return true;
    }

    function isIcoEnded() external view icoEnded returns (bool) {
        return true;
    }

    function start() external onlyOwner icoNotActive {
        end = block.timestamp + duration;
    }

    function isAlreadyInvesting() internal view returns (bool) {
        return (sales[msg.sender].amount > 0);
    }

    function setAllowedUsdAddress(address usdAddress) external onlyOwner {
        allowedUsdAddress[usdAddress] = Allowed(true);
    }

    function deleteAllowedUsdAddress(address usdAddress) external onlyOwner {
        delete allowedUsdAddress[usdAddress];
    }

    modifier isAllowedUsdAddress(address usdAddress) {
        require(allowedUsdAddress[usdAddress].isAllowed, 'There is no whitelist entry for this USD address.');
        _;
    }

    modifier isAllowedToTrade(address _account) {
        require(allowedToTrade[_account].isAllowed, 'It is not permitted for you to trade.');
        _;
    }

    modifier icoActive() {
        require(end > 0 && (end >= block.timestamp), 'An active ICO is required.');
        _;
    }

    modifier icoNotActive() {
        require(end == 0, 'There should not be an active ICO.');
        _;
    }

    modifier icoEnded() {
        require(end > 0 && (block.timestamp >= end), 'There must have been an end to the ICO.');
        _;
    }

    modifier hasTokenBalance() {
        require(tokenBalance() > 0, 'Tokens are no longer available for sale in the ICO.');
        _;
    }

    modifier notInvesting() {
        require(!isAlreadyInvesting(), 'It is not possible to participate in the ICO more than once.');
        _;
    }

    modifier hasAValidContructor(
        address _tokenAddress,
        uint256 _duration,
        uint256 _icoPriceInWei,
        uint256 _term,
        address _walletTo,
        uint256 _minimumAmountToBuyInWei
    ) {
        require(_tokenAddress != address(0), 'There should be a difference between the _tokenAddress and the zero address.');
        require(_duration > 0, 'The _duration should be greater than zero.');
        require(_icoPriceInWei > 0, 'The _icoPriceInWei should be greater than zero.');
        require(_term > 0, 'The _term should be greater than zero.');
        require(_walletTo != address(0), 'There should be a difference between the _walletTo and the zero address.');
        require(_minimumAmountToBuyInWei > 0, 'The _minimumAmountToBuyInWei should be greater than zero.');
        _;
    }
}

File 2 of 11 : SafeMath.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.6.0) (utils/math/SafeMath.sol)

pragma solidity ^0.8.0;

// CAUTION
// This version of SafeMath should only be used with Solidity 0.8 or later,
// because it relies on the compiler's built in overflow checks.

/**
 * @dev Wrappers over Solidity's arithmetic operations.
 *
 * NOTE: `SafeMath` is generally not needed starting with Solidity 0.8, since the compiler
 * now has built in overflow checking.
 */
library SafeMath {
    /**
     * @dev Returns the addition of two unsigned integers, with an overflow flag.
     *
     * _Available since v3.4._
     */
    function tryAdd(uint256 a, uint256 b) internal pure returns (bool, uint256) {
        unchecked {
            uint256 c = a + b;
            if (c < a) return (false, 0);
            return (true, c);
        }
    }

    /**
     * @dev Returns the subtraction of two unsigned integers, with an overflow flag.
     *
     * _Available since v3.4._
     */
    function trySub(uint256 a, uint256 b) internal pure returns (bool, uint256) {
        unchecked {
            if (b > a) return (false, 0);
            return (true, a - b);
        }
    }

    /**
     * @dev Returns the multiplication of two unsigned integers, with an overflow flag.
     *
     * _Available since v3.4._
     */
    function tryMul(uint256 a, uint256 b) internal pure returns (bool, uint256) {
        unchecked {
            // Gas optimization: this is cheaper than requiring 'a' not being zero, but the
            // benefit is lost if 'b' is also tested.
            // See: https://github.com/OpenZeppelin/openzeppelin-contracts/pull/522
            if (a == 0) return (true, 0);
            uint256 c = a * b;
            if (c / a != b) return (false, 0);
            return (true, c);
        }
    }

    /**
     * @dev Returns the division of two unsigned integers, with a division by zero flag.
     *
     * _Available since v3.4._
     */
    function tryDiv(uint256 a, uint256 b) internal pure returns (bool, uint256) {
        unchecked {
            if (b == 0) return (false, 0);
            return (true, a / b);
        }
    }

    /**
     * @dev Returns the remainder of dividing two unsigned integers, with a division by zero flag.
     *
     * _Available since v3.4._
     */
    function tryMod(uint256 a, uint256 b) internal pure returns (bool, uint256) {
        unchecked {
            if (b == 0) return (false, 0);
            return (true, a % b);
        }
    }

    /**
     * @dev Returns the addition of two unsigned integers, reverting on
     * overflow.
     *
     * Counterpart to Solidity's `+` operator.
     *
     * Requirements:
     *
     * - Addition cannot overflow.
     */
    function add(uint256 a, uint256 b) internal pure returns (uint256) {
        return a + b;
    }

    /**
     * @dev Returns the subtraction of two unsigned integers, reverting on
     * overflow (when the result is negative).
     *
     * Counterpart to Solidity's `-` operator.
     *
     * Requirements:
     *
     * - Subtraction cannot overflow.
     */
    function sub(uint256 a, uint256 b) internal pure returns (uint256) {
        return a - b;
    }

    /**
     * @dev Returns the multiplication of two unsigned integers, reverting on
     * overflow.
     *
     * Counterpart to Solidity's `*` operator.
     *
     * Requirements:
     *
     * - Multiplication cannot overflow.
     */
    function mul(uint256 a, uint256 b) internal pure returns (uint256) {
        return a * b;
    }

    /**
     * @dev Returns the integer division of two unsigned integers, reverting on
     * division by zero. The result is rounded towards zero.
     *
     * Counterpart to Solidity's `/` operator.
     *
     * Requirements:
     *
     * - The divisor cannot be zero.
     */
    function div(uint256 a, uint256 b) internal pure returns (uint256) {
        return a / b;
    }

    /**
     * @dev Returns the remainder of dividing two unsigned integers. (unsigned integer modulo),
     * reverting when dividing by zero.
     *
     * Counterpart to Solidity's `%` operator. This function uses a `revert`
     * opcode (which leaves remaining gas untouched) while Solidity uses an
     * invalid opcode to revert (consuming all remaining gas).
     *
     * Requirements:
     *
     * - The divisor cannot be zero.
     */
    function mod(uint256 a, uint256 b) internal pure returns (uint256) {
        return a % b;
    }

    /**
     * @dev Returns the subtraction of two unsigned integers, reverting with custom message on
     * overflow (when the result is negative).
     *
     * CAUTION: This function is deprecated because it requires allocating memory for the error
     * message unnecessarily. For custom revert reasons use {trySub}.
     *
     * Counterpart to Solidity's `-` operator.
     *
     * Requirements:
     *
     * - Subtraction cannot overflow.
     */
    function sub(
        uint256 a,
        uint256 b,
        string memory errorMessage
    ) internal pure returns (uint256) {
        unchecked {
            require(b <= a, errorMessage);
            return a - b;
        }
    }

    /**
     * @dev Returns the integer division of two unsigned integers, reverting with custom message on
     * division by zero. The result is rounded towards zero.
     *
     * Counterpart to Solidity's `/` operator. Note: this function uses a
     * `revert` opcode (which leaves remaining gas untouched) while Solidity
     * uses an invalid opcode to revert (consuming all remaining gas).
     *
     * Requirements:
     *
     * - The divisor cannot be zero.
     */
    function div(
        uint256 a,
        uint256 b,
        string memory errorMessage
    ) internal pure returns (uint256) {
        unchecked {
            require(b > 0, errorMessage);
            return a / b;
        }
    }

    /**
     * @dev Returns the remainder of dividing two unsigned integers. (unsigned integer modulo),
     * reverting with custom message when dividing by zero.
     *
     * CAUTION: This function is deprecated because it requires allocating memory for the error
     * message unnecessarily. For custom revert reasons use {tryMod}.
     *
     * Counterpart to Solidity's `%` operator. This function uses a `revert`
     * opcode (which leaves remaining gas untouched) while Solidity uses an
     * invalid opcode to revert (consuming all remaining gas).
     *
     * Requirements:
     *
     * - The divisor cannot be zero.
     */
    function mod(
        uint256 a,
        uint256 b,
        string memory errorMessage
    ) internal pure returns (uint256) {
        unchecked {
            require(b > 0, errorMessage);
            return a % b;
        }
    }
}

File 3 of 11 : Context.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (utils/Context.sol)

pragma solidity ^0.8.0;

/**
 * @dev Provides information about the current execution context, including the
 * sender of the transaction and its data. While these are generally available
 * via msg.sender and msg.data, they should not be accessed in such a direct
 * manner, since when dealing with meta-transactions the account sending and
 * paying for execution may not be the actual sender (as far as an application
 * is concerned).
 *
 * This contract is only required for intermediate, library-like contracts.
 */
abstract contract Context {
    function _msgSender() internal view virtual returns (address) {
        return msg.sender;
    }

    function _msgData() internal view virtual returns (bytes calldata) {
        return msg.data;
    }
}

File 4 of 11 : Address.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.7.0) (utils/Address.sol)

pragma solidity ^0.8.1;

/**
 * @dev Collection of functions related to the address type
 */
library Address {
    /**
     * @dev Returns true if `account` is a contract.
     *
     * [IMPORTANT]
     * ====
     * It is unsafe to assume that an address for which this function returns
     * false is an externally-owned account (EOA) and not a contract.
     *
     * Among others, `isContract` will return false for the following
     * types of addresses:
     *
     *  - an externally-owned account
     *  - a contract in construction
     *  - an address where a contract will be created
     *  - an address where a contract lived, but was destroyed
     * ====
     *
     * [IMPORTANT]
     * ====
     * You shouldn't rely on `isContract` to protect against flash loan attacks!
     *
     * Preventing calls from contracts is highly discouraged. It breaks composability, breaks support for smart wallets
     * like Gnosis Safe, and does not provide security since it can be circumvented by calling from a contract
     * constructor.
     * ====
     */
    function isContract(address account) internal view returns (bool) {
        // This method relies on extcodesize/address.code.length, which returns 0
        // for contracts in construction, since the code is only stored at the end
        // of the constructor execution.

        return account.code.length > 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 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
                /// @solidity memory-safe-assembly
                assembly {
                    let returndata_size := mload(returndata)
                    revert(add(32, returndata), returndata_size)
                }
            } else {
                revert(errorMessage);
            }
        }
    }
}

File 5 of 11 : TokenTimelock.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.5.0) (token/ERC20/utils/TokenTimelock.sol)

pragma solidity ^0.8.0;

import "./SafeERC20.sol";

/**
 * @dev A token holder contract that will allow a beneficiary to extract the
 * tokens after a given release time.
 *
 * Useful for simple vesting schedules like "advisors get all of their tokens
 * after 1 year".
 */
contract TokenTimelock {
    using SafeERC20 for IERC20;

    // ERC20 basic token contract being held
    IERC20 private immutable _token;

    // beneficiary of tokens after they are released
    address private immutable _beneficiary;

    // timestamp when token release is enabled
    uint256 private immutable _releaseTime;

    /**
     * @dev Deploys a timelock instance that is able to hold the token specified, and will only release it to
     * `beneficiary_` when {release} is invoked after `releaseTime_`. The release time is specified as a Unix timestamp
     * (in seconds).
     */
    constructor(
        IERC20 token_,
        address beneficiary_,
        uint256 releaseTime_
    ) {
        require(releaseTime_ > block.timestamp, "TokenTimelock: release time is before current time");
        _token = token_;
        _beneficiary = beneficiary_;
        _releaseTime = releaseTime_;
    }

    /**
     * @dev Returns the token being held.
     */
    function token() public view virtual returns (IERC20) {
        return _token;
    }

    /**
     * @dev Returns the beneficiary that will receive the tokens.
     */
    function beneficiary() public view virtual returns (address) {
        return _beneficiary;
    }

    /**
     * @dev Returns the time when the tokens are released in seconds since Unix epoch (i.e. Unix timestamp).
     */
    function releaseTime() public view virtual returns (uint256) {
        return _releaseTime;
    }

    /**
     * @dev Transfers tokens held by the timelock to the beneficiary. Will only succeed if invoked after the release
     * time.
     */
    function release() public virtual {
        require(block.timestamp >= releaseTime(), "TokenTimelock: current time is before release time");

        uint256 amount = token().balanceOf(address(this));
        require(amount > 0, "TokenTimelock: no tokens to release");

        token().safeTransfer(beneficiary(), amount);
    }
}

File 6 of 11 : SafeERC20.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.7.0) (token/ERC20/utils/SafeERC20.sol)

pragma solidity ^0.8.0;

import "../IERC20.sol";
import "../extensions/draft-IERC20Permit.sol";
import "../../../utils/Address.sol";

/**
 * @title SafeERC20
 * @dev Wrappers around ERC20 operations that throw on failure (when the token
 * contract returns false). Tokens that return no value (and instead revert or
 * throw on failure) are also supported, non-reverting calls are assumed to be
 * successful.
 * To use this library you can add a `using SafeERC20 for IERC20;` statement to your contract,
 * which allows you to call the safe operations as `token.safeTransfer(...)`, etc.
 */
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));
        }
    }

    function safePermit(
        IERC20Permit token,
        address owner,
        address spender,
        uint256 value,
        uint256 deadline,
        uint8 v,
        bytes32 r,
        bytes32 s
    ) internal {
        uint256 nonceBefore = token.nonces(owner);
        token.permit(owner, spender, value, deadline, v, r, s);
        uint256 nonceAfter = token.nonces(owner);
        require(nonceAfter == nonceBefore + 1, "SafeERC20: permit did not succeed");
    }

    /**
     * @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");
        }
    }
}

File 7 of 11 : draft-IERC20Permit.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (token/ERC20/extensions/draft-IERC20Permit.sol)

pragma solidity ^0.8.0;

/**
 * @dev Interface of the ERC20 Permit extension allowing approvals to be made via signatures, as defined in
 * https://eips.ethereum.org/EIPS/eip-2612[EIP-2612].
 *
 * Adds the {permit} method, which can be used to change an account's ERC20 allowance (see {IERC20-allowance}) by
 * presenting a message signed by the account. By not relying on {IERC20-approve}, the token holder account doesn't
 * need to send a transaction, and thus is not required to hold Ether at all.
 */
interface IERC20Permit {
    /**
     * @dev Sets `value` as the allowance of `spender` over ``owner``'s tokens,
     * given ``owner``'s signed approval.
     *
     * IMPORTANT: The same issues {IERC20-approve} has related to transaction
     * ordering also apply here.
     *
     * Emits an {Approval} event.
     *
     * Requirements:
     *
     * - `spender` cannot be the zero address.
     * - `deadline` must be a timestamp in the future.
     * - `v`, `r` and `s` must be a valid `secp256k1` signature from `owner`
     * over the EIP712-formatted function arguments.
     * - the signature must use ``owner``'s current nonce (see {nonces}).
     *
     * For more information on the signature format, see the
     * https://eips.ethereum.org/EIPS/eip-2612#specification[relevant EIP
     * section].
     */
    function permit(
        address owner,
        address spender,
        uint256 value,
        uint256 deadline,
        uint8 v,
        bytes32 r,
        bytes32 s
    ) external;

    /**
     * @dev Returns the current nonce for `owner`. This value must be
     * included whenever a signature is generated for {permit}.
     *
     * Every successful call to {permit} increases ``owner``'s nonce by one. This
     * prevents a signature from being used multiple times.
     */
    function nonces(address owner) external view returns (uint256);

    /**
     * @dev Returns the domain separator used in the encoding of the signature for {permit}, as defined by {EIP712}.
     */
    // solhint-disable-next-line func-name-mixedcase
    function DOMAIN_SEPARATOR() external view returns (bytes32);
}

File 8 of 11 : IERC20Metadata.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (token/ERC20/extensions/IERC20Metadata.sol)

pragma solidity ^0.8.0;

import "../IERC20.sol";

/**
 * @dev Interface for the optional metadata functions from the ERC20 standard.
 *
 * _Available since v4.1._
 */
interface IERC20Metadata is IERC20 {
    /**
     * @dev Returns the name of the token.
     */
    function name() external view returns (string memory);

    /**
     * @dev Returns the symbol of the token.
     */
    function symbol() external view returns (string memory);

    /**
     * @dev Returns the decimals places of the token.
     */
    function decimals() external view returns (uint8);
}

File 9 of 11 : IERC20.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.6.0) (token/ERC20/IERC20.sol)

pragma solidity ^0.8.0;

/**
 * @dev Interface of the ERC20 standard as defined in the EIP.
 */
interface IERC20 {
    /**
     * @dev Emitted when `value` tokens are moved from one account (`from`) to
     * another (`to`).
     *
     * Note that `value` may be zero.
     */
    event Transfer(address indexed from, address indexed to, uint256 value);

    /**
     * @dev Emitted when the allowance of a `spender` for an `owner` is set by
     * a call to {approve}. `value` is the new allowance.
     */
    event Approval(address indexed owner, address indexed spender, uint256 value);

    /**
     * @dev Returns the amount of tokens in existence.
     */
    function totalSupply() external view returns (uint256);

    /**
     * @dev Returns the amount of tokens owned by `account`.
     */
    function balanceOf(address account) external view returns (uint256);

    /**
     * @dev Moves `amount` tokens from the caller's account to `to`.
     *
     * Returns a boolean value indicating whether the operation succeeded.
     *
     * Emits a {Transfer} event.
     */
    function transfer(address to, uint256 amount) external returns (bool);

    /**
     * @dev Returns the remaining number of tokens that `spender` will be
     * allowed to spend on behalf of `owner` through {transferFrom}. This is
     * zero by default.
     *
     * This value changes when {approve} or {transferFrom} are called.
     */
    function allowance(address owner, address spender) external view returns (uint256);

    /**
     * @dev Sets `amount` as the allowance of `spender` over the caller's tokens.
     *
     * Returns a boolean value indicating whether the operation succeeded.
     *
     * IMPORTANT: Beware that changing an allowance with this method brings the risk
     * that someone may use both the old and the new allowance by unfortunate
     * transaction ordering. One possible solution to mitigate this race
     * condition is to first reduce the spender's allowance to 0 and set the
     * desired value afterwards:
     * https://github.com/ethereum/EIPs/issues/20#issuecomment-263524729
     *
     * Emits an {Approval} event.
     */
    function approve(address spender, uint256 amount) external returns (bool);

    /**
     * @dev Moves `amount` tokens from `from` to `to` using the
     * allowance mechanism. `amount` is then deducted from the caller's
     * allowance.
     *
     * Returns a boolean value indicating whether the operation succeeded.
     *
     * Emits a {Transfer} event.
     */
    function transferFrom(
        address from,
        address to,
        uint256 amount
    ) external returns (bool);
}

File 10 of 11 : ReentrancyGuard.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (security/ReentrancyGuard.sol)

pragma solidity ^0.8.0;

/**
 * @dev Contract module that helps prevent reentrant calls to a function.
 *
 * Inheriting from `ReentrancyGuard` will make the {nonReentrant} modifier
 * available, which can be applied to functions to make sure there are no nested
 * (reentrant) calls to them.
 *
 * Note that because there is a single `nonReentrant` guard, functions marked as
 * `nonReentrant` may not call one another. This can be worked around by making
 * those functions `private`, and then adding `external` `nonReentrant` entry
 * points to them.
 *
 * TIP: If you would like to learn more about reentrancy and alternative ways
 * to protect against it, check out our blog post
 * https://blog.openzeppelin.com/reentrancy-after-istanbul/[Reentrancy After Istanbul].
 */
abstract contract ReentrancyGuard {
    // Booleans are more expensive than uint256 or any type that takes up a full
    // word because each write operation emits an extra SLOAD to first read the
    // slot's contents, replace the bits taken up by the boolean, and then write
    // back. This is the compiler's defense against contract upgrades and
    // pointer aliasing, and it cannot be disabled.

    // The values being non-zero value makes deployment a bit more expensive,
    // but in exchange the refund on every call to nonReentrant will be lower in
    // amount. Since refunds are capped to a percentage of the total
    // transaction's gas, it is best to keep them low in cases like this one, to
    // increase the likelihood of the full refund coming into effect.
    uint256 private constant _NOT_ENTERED = 1;
    uint256 private constant _ENTERED = 2;

    uint256 private _status;

    constructor() {
        _status = _NOT_ENTERED;
    }

    /**
     * @dev Prevents a contract from calling itself, directly or indirectly.
     * Calling a `nonReentrant` function from another `nonReentrant`
     * function is not supported. It is possible to prevent this from happening
     * by making the `nonReentrant` function external, and making it call a
     * `private` function that does the actual work.
     */
    modifier nonReentrant() {
        // On the first call to nonReentrant, _notEntered will be true
        require(_status != _ENTERED, "ReentrancyGuard: reentrant call");

        // Any calls to nonReentrant after this point will fail
        _status = _ENTERED;

        _;

        // By storing the original value once again, a refund is triggered (see
        // https://eips.ethereum.org/EIPS/eip-2200)
        _status = _NOT_ENTERED;
    }
}

File 11 of 11 : Ownable.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.7.0) (access/Ownable.sol)

pragma solidity ^0.8.0;

import "../utils/Context.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.
 *
 * By default, the owner account will be the one that deploys the contract. This
 * can later be changed with {transferOwnership}.
 *
 * This module is used through inheritance. It will make available the modifier
 * `onlyOwner`, which can be applied to your functions to restrict their use to
 * the owner.
 */
abstract contract Ownable is Context {
    address private _owner;

    event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);

    /**
     * @dev Initializes the contract setting the deployer as the initial owner.
     */
    constructor() {
        _transferOwnership(_msgSender());
    }

    /**
     * @dev Throws if called by any account other than the owner.
     */
    modifier onlyOwner() {
        _checkOwner();
        _;
    }

    /**
     * @dev Returns the address of the current owner.
     */
    function owner() public view virtual returns (address) {
        return _owner;
    }

    /**
     * @dev Throws if the sender is not the owner.
     */
    function _checkOwner() internal view virtual {
        require(owner() == _msgSender(), "Ownable: caller is not the owner");
    }

    /**
     * @dev Leaves the contract without owner. It will not be possible to call
     * `onlyOwner` functions anymore. Can only be called by the current owner.
     *
     * NOTE: Renouncing ownership will leave the contract without an owner,
     * thereby removing any functionality that is only available to the owner.
     */
    function renounceOwnership() public virtual onlyOwner {
        _transferOwnership(address(0));
    }

    /**
     * @dev Transfers ownership of the contract to a new account (`newOwner`).
     * Can only be called by the current owner.
     */
    function transferOwnership(address newOwner) public virtual onlyOwner {
        require(newOwner != address(0), "Ownable: new owner is the zero address");
        _transferOwnership(newOwner);
    }

    /**
     * @dev Transfers ownership of the contract to a new account (`newOwner`).
     * Internal function without access restriction.
     */
    function _transferOwnership(address newOwner) internal virtual {
        address oldOwner = _owner;
        _owner = newOwner;
        emit OwnershipTransferred(oldOwner, newOwner);
    }
}

Settings
{
  "remappings": [],
  "optimizer": {
    "enabled": true,
    "runs": 200000
  },
  "evmVersion": "byzantium",
  "libraries": {},
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "devdoc",
        "userdoc",
        "metadata",
        "abi"
      ]
    }
  }
}

Contract Security Audit

Contract ABI

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IERC20Metadata","name":"usd","type":"address"}],"name":"convertUsdToWei","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"_account","type":"address"}],"name":"deleteAllowedToTrade","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"usdAddress","type":"address"}],"name":"deleteAllowedUsdAddress","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"duration","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"end","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"usdAmount","type":"uint256"},{"internalType":"contract IERC20Metadata","name":"usd","type":"address"}],"name":"getFinalTokenAmount","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"investor","type":"address"}],"name":"getLockedAddresses","outputs":[{"internalType":"address[]","name":"","type":"address[]"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"usdAmountInWei","type":"uint256"}],"name":"getTokenAmountToSell","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"usdAddress","type":"address"}],"name":"getUsdInfo","outputs":[{"internalType":"string","name":"","type":"string"},{"internalType":"string","name":"","type":"string"},{"internalType":"uint8","name":"","type":"uint8"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"icoPriceInWei","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"isIcoActive","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"isIcoEnded","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"minimumAmountToBuyInWei","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"owner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"renounceOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"}],"name":"sales","outputs":[{"internalType":"address","name":"investor","type":"address"},{"internalType":"uint256","name":"amount","type":"uint256"},{"internalType":"string","name":"usdSymbol","type":"string"},{"internalType":"uint256","name":"usdAmount","type":"uint256"},{"internalType":"uint256","name":"timestamp","type":"uint256"},{"internalType":"address","name":"usdAddress","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"_account","type":"address"}],"name":"setAllowedToTrade","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"usdAddress","type":"address"}],"name":"setAllowedUsdAddress","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"_icoPriceInWei","type":"uint256"}],"name":"setIcoPriceInWei","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"_minimumAmountToBuyInWei","type":"uint256"}],"name":"setMinimumAmountToBuyInWei","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"_tokenAddress","type":"address"}],"name":"setTokenAddress","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"start","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"term","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"token","outputs":[{"internalType":"contract IERC20Metadata","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"tokenBalance","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"newOwner","type":"address"}],"name":"transferOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"transferToken","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"walletTo","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"}]

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