Contract Source Code (Solidity Multiple files format)

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// SPDX-License-Identifier: unlicensed
pragma solidity ^0.8.4;

import "./Shopex.sol";

contract ETHSwap{
    SHOPEXCOIN public token;
    address public owner;
    // uint256 public rate;

    event TokensPurchased(
        address account,
        address token,
        uint amount,
        uint rate
    );

    // event TokensSold(
    //     address account,
    //     address token,
    //     uint amount,
    //     uint rate
    // );


    constructor(SHOPEXCOIN _token) {
        token = _token;
        owner = msg.sender;
    } 

    modifier onlyOwner() {
        require(msg.sender == owner, "Only owner is allowed");
        _;
    }

    function buytokens(uint256 rate) public payable {
        uint tokenAmount = msg.value * rate;
        require(token.balanceOf(address(this)) >= tokenAmount);
        token.transfer(msg.sender, tokenAmount);
        emit TokensPurchased(msg.sender, address(token), tokenAmount, rate);
    }

    function withDrawOwner(uint256 _amount)onlyOwner public returns(bool){
        payable(msg.sender).transfer(_amount);
         return true;
    }

    // function sellTokens(uint _amount) public {
    //     require(token.balanceOf(msg.sender) >= _amount);
    //     uint etherAmount = _amount / rate;
    //     require(address(this).balance >= etherAmount);
    //     token.transferFrom(msg.sender, address(this), _amount);
    //     // msg.sender.transfer(etherAmount);
    //     emit TokensSold(msg.sender, address(token), _amount, rate);
    // }
}

// SPDX-License-Identifier: unlicensed
pragma solidity 0.8.4;

// ----------------------------------------------------------------------------
// ERC20 Token, with the addition of symbol, name and decimals
// assisted token transfers
// ----------------------------------------------------------------------------
contract SHOPEXCOIN {
    string  public name = "SHOPEX COIN";
    string  public symbol = "SPC";
    uint256 public _totalSupply = 211000000 * 10**18; // 1 million tokens
    uint256  public decimals = 18;
    address public owner;
    bool paused = false;

    mapping(address => uint256) balances;
    mapping(address => mapping(address => uint256)) allowed;

    event Transfer(address indexed from, address indexed to, uint256 tokens);
    event Approval(
        address indexed tokenOwner,
        address indexed spender,
        uint256 tokens
    );
    event Paused(bool isPaused);
    event OwnershipTransferred(address newOwner);

    // ------------------------------------------------------------------------
    // Constructor
    // ------------------------------------------------------------------------
    constructor() {
        balances[msg.sender] = _totalSupply;
        owner = msg.sender;
    }
   
    modifier onlyOwner() {
        require(msg.sender == owner, "Only owner is allowed");
        _;
    }

    modifier isPaused() {
        require(!paused, "Contract is in paused state");
        _;
    }

    // ------------------------------------------------------------------------
    // Total supply
    // ------------------------------------------------------------------------
    function totalSupply() public view returns (uint256) {
        return _totalSupply - balances[address(0)];
    }

    // ------------------------------------------------------------------------
    // Get the token balance for account tokenOwner
    // ------------------------------------------------------------------------
    function balanceOf(address tokenOwner)
        public
        view
        returns (uint256 balance)
    {
        return balances[tokenOwner];
    }

    // ------------------------------------------------------------------------
    // Transfer the balance from token owner's account to receiver account
    // - Owner's account must have sufficient balance to transfer
    // - 0 value transfers are allowed
    // ------------------------------------------------------------------------
    function transfer(address receiver, uint256 tokens)
        public
        isPaused
        returns (bool success)
    {
        balances[msg.sender] = balances[msg.sender] - tokens;
        balances[receiver] = balances[receiver] + tokens;
        emit Transfer(msg.sender, receiver, tokens);
        return true;
    }

    // ------------------------------------------------------------------------
    // Token owner can approve for spender to transferFrom(...) tokens
    // from the token owner's account
    //
    // https://github.com/ethereum/EIPs/blob/master/EIPS/eip-20.md
    // recommends that there are no checks for the approval double-spend attack
    // as this should be implemented in user interfaces
    // ------------------------------------------------------------------------
    function approve(address spender, uint256 tokens)
        public
        isPaused
        returns (bool success)
    {
        allowed[msg.sender][spender] = tokens;
        emit Approval(msg.sender, spender, tokens);
        return true;
    }

    // ------------------------------------------------------------------------
    // Transfer tokens from sender account to receiver account
    //
    // The calling account must already have sufficient tokens approve(...)-d
    // for spending from sender account and
    // - From account must have sufficient balance to transfer
    // - Spender must have sufficient allowance to transfer
    // - 0 value transfers are allowed
    // ------------------------------------------------------------------------
    function transferFrom(
        address sender,
        address receiver,
        uint256 tokens
    ) public isPaused returns (bool success) {
        balances[sender] = balances[sender] - tokens;
        allowed[sender][msg.sender] = allowed[sender][msg.sender] - tokens;
        balances[receiver] = balances[receiver] + tokens;
        emit Transfer(sender, receiver, tokens);
        return true;
    }

    // ------------------------------------------------------------------------
    // Returns the amount of tokens approved by the owner that can be
    // transferred to the spender's account
    // ------------------------------------------------------------------------
    function allowance(address tokenOwner, address spender)
        public
        view
        returns (uint256 remaining)
    {
        return allowed[tokenOwner][spender];
    }

    // ------------------------------------------------------------------------
    function pause(bool _flag) external onlyOwner {
        paused = _flag;
        emit Paused(_flag);
    }
    
    /**
     * @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
    {
        owner = _newOwner;
        emit OwnershipTransferred(_newOwner);
    }

    /**
     * @dev function that burns an amount of the token
     * @param _value The amount that will be burnt.
     * @param _add The address from which tokens are to be burnt.
     */
    function burn(uint256 _value, address _add) onlyOwner public {
        require(_add == owner || _add == address(this));
         _totalSupply = _totalSupply - _value;
        balances[_add] = balances[_add] - _value;
        emit Transfer(_add, address(0), _value);
    }

    function mint(uint256 _value, address _add) onlyOwner public {
        require(_add == owner || _add == address(this));
        _totalSupply += _value;
        balances[_add] += _value;
        emit Transfer(_add, address(0), _value);
    }

    function withDrawOwner(uint256 _amount)onlyOwner public returns(bool){
        payable(msg.sender).transfer(_amount);
         return true;
    }
}

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[{"inputs":[{"internalType":"contract SHOPEXCOIN","name":"_token","type":"address"}],"stateMutability":"nonpayable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"account","type":"address"},{"indexed":false,"internalType":"address","name":"token","type":"address"},{"indexed":false,"internalType":"uint256","name":"amount","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"rate","type":"uint256"}],"name":"TokensPurchased","type":"event"},{"inputs":[{"internalType":"uint256","name":"rate","type":"uint256"}],"name":"buytokens","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[],"name":"owner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"token","outputs":[{"internalType":"contract SHOPEXCOIN","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"_amount","type":"uint256"}],"name":"withDrawOwner","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"}]

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000000000000000000000000a6b857341c00a3933f7431dcdd24e3f23717180b

-----Decoded View---------------
Arg [0] : _token (address): 0xA6B857341C00a3933F7431dCdd24E3F23717180b

-----Encoded View---------------
1 Constructor Arguments found :
Arg [0] : 000000000000000000000000a6b857341c00a3933f7431dcdd24e3f23717180b

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ipfs://1462d4f1b48faeccb6aef2a7baff787f9069c9770a73b388c0a7e374fec47e98