Hardhat scaffold

.gitignore

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+node_modules
+.env
+coverage
+coverage.json
+typechain
+typechain-types
+
+# Hardhat files
+cache
+artifacts
+

circuits/move.circom

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+template Move() {
+    
+}
+
+
+component main {public [oldPosHash, newPosHash]} = Move(3, 52, 254);

contracts/ZheroTag.sol

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+// SPDX-License-Identifier: UNLICENSED
+pragma solidity ^0.8.9;
+
+// Uncomment this line to use console.log
+// import "hardhat/console.sol";
+
+contract ZheroTag {
+
+    struct ZheroTagGame {
+        uint256 number;
+        address player1;
+        address player2;
+        uint256 PosHashPlayer1;
+        uint256 PosHashPlayer2;
+    }
+
+    ZheroTagGame game;
+
+    constructor() {
+        game = ZheroTagGame({
+            number: 0,
+            player1: 0xf39Fd6e51aad88F6F4ce6aB8827279cffFb92266, // HardHat account #1
+            player2: 0x70997970C51812dc3A010C7d01b50e0d17dc79C8, // HardHat account #2
+            PosHashPlayer1: 12345,
+            PosHashPlayer2: 12345
+        });
+    }
+
+
+
+
+}

hardhat.config.ts

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+import { HardhatUserConfig } from "hardhat/config";
+import "@nomicfoundation/hardhat-toolbox";
+
+const config: HardhatUserConfig = {
+  solidity: "0.8.18",
+};
+
+export default config;

package.json

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+{
+  "name": "zherotag-eth",
+  "version": "1.0.0",
+  "main": "index.js",
+  "repository": "https://github.com/kilyig/zherotag-eth.git",
+  "author": "kilyig <yigit@kilicoglu.nom.tr>",
+  "license": "MIT",
+  "devDependencies": {
+    "@ethersproject/abi": "^5.4.7",
+    "@ethersproject/providers": "^5.4.7",
+    "@nomicfoundation/hardhat-chai-matchers": "^1.0.0",
+    "@nomicfoundation/hardhat-network-helpers": "^1.0.0",
+    "@nomicfoundation/hardhat-toolbox": "^2.0.0",
+    "@nomiclabs/hardhat-ethers": "^2.0.0",
+    "@nomiclabs/hardhat-etherscan": "^3.0.0",
+    "@typechain/ethers-v5": "^10.1.0",
+    "@typechain/hardhat": "^6.1.2",
+    "@types/chai": "^4.2.0",
+    "@types/mocha": ">=9.1.0",
+    "@types/node": ">=12.0.0",
+    "chai": "^4.2.0",
+    "ethers": "^5.4.7",
+    "hardhat": "^2.13.0",
+    "hardhat-gas-reporter": "^1.0.8",
+    "solidity-coverage": "^0.8.0",
+    "ts-node": ">=8.0.0",
+    "typechain": "^8.1.0",
+    "typescript": ">=4.5.0"
+  }
+}

scripts/deploy.ts

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+import { ethers } from "hardhat";
+
+async function main() {
+  const currentTimestampInSeconds = Math.round(Date.now() / 1000);
+  const unlockTime = currentTimestampInSeconds + 60;
+
+  const ZheroTag = await ethers.getContractFactory("ZheroTag");
+  const zheroTag = await ZheroTag.deploy();
+
+  await zheroTag.deployed();
+
+  console.log(
+    `ZheroTag deployed to ${zheroTag.address} at time ${unlockTime}`
+  );
+}
+
+// We recommend this pattern to be able to use async/await everywhere
+// and properly handle errors.
+main().catch((error) => {
+  console.error(error);
+  process.exitCode = 1;
+});

test/Lock.ts

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+import { time, loadFixture } from "@nomicfoundation/hardhat-network-helpers";
+import { anyValue } from "@nomicfoundation/hardhat-chai-matchers/withArgs";
+import { expect } from "chai";
+import { ethers } from "hardhat";
+
+describe("Lock", 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 deployOneYearLockFixture() {
+    const ONE_YEAR_IN_SECS = 365 * 24 * 60 * 60;
+    const ONE_GWEI = 1_000_000_000;
+
+    const lockedAmount = ONE_GWEI;
+    const unlockTime = (await time.latest()) + ONE_YEAR_IN_SECS;
+
+    // Contracts are deployed using the first signer/account by default
+    const [owner, otherAccount] = await ethers.getSigners();
+
+    const Lock = await ethers.getContractFactory("Lock");
+    const lock = await Lock.deploy(unlockTime, { value: lockedAmount });
+
+    return { lock, unlockTime, lockedAmount, owner, otherAccount };
+  }
+
+  describe("Deployment", function () {
+    it("Should set the right unlockTime", async function () {
+      const { lock, unlockTime } = await loadFixture(deployOneYearLockFixture);
+
+      expect(await lock.unlockTime()).to.equal(unlockTime);
+    });
+
+    it("Should set the right owner", async function () {
+      const { lock, owner } = await loadFixture(deployOneYearLockFixture);
+
+      expect(await lock.owner()).to.equal(owner.address);
+    });
+
+    it("Should receive and store the funds to lock", async function () {
+      const { lock, lockedAmount } = await loadFixture(
+        deployOneYearLockFixture
+      );
+
+      expect(await ethers.provider.getBalance(lock.address)).to.equal(
+        lockedAmount
+      );
+    });
+
+    it("Should fail if the unlockTime is not in the future", async function () {
+      // We don't use the fixture here because we want a different deployment
+      const latestTime = await time.latest();
+      const Lock = await ethers.getContractFactory("Lock");
+      await expect(Lock.deploy(latestTime, { value: 1 })).to.be.revertedWith(
+        "Unlock time should be in the future"
+      );
+    });
+  });
+
+  describe("Withdrawals", function () {
+    describe("Validations", function () {
+      it("Should revert with the right error if called too soon", async function () {
+        const { lock } = await loadFixture(deployOneYearLockFixture);
+
+        await expect(lock.withdraw()).to.be.revertedWith(
+          "You can't withdraw yet"
+        );
+      });
+
+      it("Should revert with the right error if called from another account", async function () {
+        const { lock, unlockTime, otherAccount } = await loadFixture(
+          deployOneYearLockFixture
+        );
+
+        // We can increase the time in Hardhat Network
+        await time.increaseTo(unlockTime);
+
+        // We use lock.connect() to send a transaction from another account
+        await expect(lock.connect(otherAccount).withdraw()).to.be.revertedWith(
+          "You aren't the owner"
+        );
+      });
+
+      it("Shouldn't fail if the unlockTime has arrived and the owner calls it", async function () {
+        const { lock, unlockTime } = await loadFixture(
+          deployOneYearLockFixture
+        );
+
+        // Transactions are sent using the first signer by default
+        await time.increaseTo(unlockTime);
+
+        await expect(lock.withdraw()).not.to.be.reverted;
+      });
+    });
+
+    describe("Events", function () {
+      it("Should emit an event on withdrawals", async function () {
+        const { lock, unlockTime, lockedAmount } = await loadFixture(
+          deployOneYearLockFixture
+        );
+
+        await time.increaseTo(unlockTime);
+
+        await expect(lock.withdraw())
+          .to.emit(lock, "Withdrawal")
+          .withArgs(lockedAmount, anyValue); // We accept any value as `when` arg
+      });
+    });
+
+    describe("Transfers", function () {
+      it("Should transfer the funds to the owner", async function () {
+        const { lock, unlockTime, lockedAmount, owner } = await loadFixture(
+          deployOneYearLockFixture
+        );
+
+        await time.increaseTo(unlockTime);
+
+        await expect(lock.withdraw()).to.changeEtherBalances(
+          [owner, lock],
+          [lockedAmount, -lockedAmount]
+        );
+      });
+    });
+  });
+});

tsconfig.json

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+{
+  "compilerOptions": {
+    "target": "es2020",
+    "module": "commonjs",
+    "esModuleInterop": true,
+    "forceConsistentCasingInFileNames": true,
+    "strict": true,
+    "skipLibCheck": true,
+    "resolveJsonModule": true
+  }
+}