jack21

// SPDX-License-Identifier: GPL-3.0

pragma solidity ^0.8.17;

import "@openzeppelin/contracts-upgradeable/access/OwnableUpgradeable.sol";
import "@openzeppelin/contracts-upgradeable/utils/CountersUpgradeable.sol";
import "@openzeppelin/contracts-upgradeable/utils/StringsUpgradeable.sol";
import "@openzeppelin/contracts-upgradeable/security/ReentrancyGuardUpgradeable.sol";
import "@openzeppelin/contracts-upgradeable/utils/cryptography/MerkleProofUpgradeable.sol";
import "@openzeppelin/contracts-upgradeable/token/ERC721/ERC721Upgradeable.sol";

jack21

const { time, loadFixture } = require("@nomicfoundation/hardhat-network-helpers");
const { anyValue } = require("@nomicfoundation/hardhat-chai-matchers/withArgs");
const { expect } = require("chai");

describe("AppWorks", function () {
  // We define a fixture to reuse the same setup in every test.
  // We use loadFixture to run this setup once, snapshot that state,
  // and reset Hardhat Network to that snapshot in every test.
  async function deployFixture() {
    const [owner, otherAccount] = await ethers.getSigners();

jack21

// SPDX-License-Identifier: GPL-3.0

pragma solidity ^0.8.17;

import "@openzeppelin/contracts/token/ERC721/ERC721.sol";
import "@openzeppelin/contracts/access/Ownable.sol";
import "@openzeppelin/contracts/utils/Counters.sol";
import "@openzeppelin/contracts/utils/Strings.sol";
import "@openzeppelin/contracts/security/ReentrancyGuard.sol";
import "@openzeppelin/contracts/utils/cryptography/MerkleProof.sol";

jack21

// SPDX-License-Identifier: GPL-3.0

pragma solidity ^0.8.0;

import "@openzeppelin/contracts/token/ERC721/ERC721.sol";
import "@openzeppelin/contracts/access/Ownable.sol";
import "@openzeppelin/contracts/utils/Counters.sol";
import "@openzeppelin/contracts/security/ReentrancyGuard.sol";
import "@openzeppelin/contracts/utils/cryptography/MerkleProof.sol";

jack21

// SPDX-License-Identifier: GPL-3.0

pragma solidity ^0.8.0;

import "@chainlink/contracts/src/v0.8/interfaces/AutomationCompatibleInterface.sol";
import "@chainlink/contracts/src/v0.8/AutomationCompatible.sol";

contract KeeperCustomLogic is AutomationCompatible {
    uint256 public counter = 0; // 記錄被呼叫的次數
    uint256 public immutable interval; // 每隔幾秒鐘允許被呼叫(Deploy 時是 60 秒)

jack21

// SPDX-License-Identifier: GPL-3.0

pragma solidity ^0.8.0;

contract KeeperTimeBase {
    // 記錄被呼叫的次數
    uint256 public counter = 0;

    // 被呼叫時記錄 Event，這樣查合約可以看到呼叫記錄
    event Log(uint256 timestamp, uint256 counter);

jack21

// SPDX-License-Identifier: GPL-3.0

pragma solidity ^0.8.0;

import "@openzeppelin/contracts/token/ERC721/ERC721.sol";
import "@openzeppelin/contracts/access/Ownable.sol";
import "@openzeppelin/contracts/utils/Counters.sol";

contract AppWorks is ERC721, Ownable {
    using Strings for uint256;

jack21

// SPDX-License-Identifier: GPL-3.0

pragma solidity ^0.8.0;

import "@openzeppelin/contracts/token/ERC721/ERC721.sol";
import "@openzeppelin/contracts/access/Ownable.sol";
import "@openzeppelin/contracts/utils/Counters.sol";

contract AppWorks is ERC721, Ownable {
    using Strings for uint256;

jack21

// SPDX-License-Identifier: GPL-3.0

pragma solidity ^0.8.0;

import "@openzeppelin/contracts/token/ERC20/ERC20.sol";

contract WETH is ERC20 {
    constructor() ERC20("JCOIN", "JackCoin") {}

    event Deposit(address indexed, uint256 amount);

jack21

// SPDX-License-Identifier: GPL-3.0

pragma solidity ^0.8.0;

contract Precompile {
    function ecadd(uint ax, uint ay, uint bx, uint by) public returns (uint[2] memory output) {
        uint[4] memory input = [ax, ay, bx, by];
        assembly {
            // 呼叫 0x6 的 bn256add() precompile
            if iszero(call(not(0), 0x06, 0, input, 0x80, output, 0x40)) {