chore: setup hardhat

Author: marian2js

.env.example

@@ -8,6 +8,9 @@ CREDENTIALS_AES_KEY=CHANGE_ME
 # Mongo DB URI
 MONGO_URI=mongodb://localhost/chainjet
 
+# Ethereum Private Key [Warning: Storing production private keys on this file is not recommended]
+PRIVATE_KEY_DEV=
+
 # [Optional] Set them if you want to use a Google integration
 GOOGLE_CLIENT_ID=
 GOOGLE_CLIENT_SECRET=
@@ -67,7 +70,7 @@ CRONOS_RPC_URL=https://evm-cronos.crypto.org
 ETHEREUM_RPC_URL=https://rpc.ankr.com/eth
 FANTOM_RPC_URL=https://rpc.ftm.tools
 GNOSIS_RPC_URL=https://rpc.gnosischain.com
-GORLI_RPC_URL=https://goerli.infura.io/v3/
+GOERLI_RPC_URL=https://goerli.infura.io/v3/
 HARMONY_RPC_URL=https://api.harmony.one
 KOVAN_RPC_URL=https://kovan.infura.io/v3/
 METIS_RPC_URL=https://andromeda.metis.io/?owner=1088

.gitignore

@@ -2,6 +2,11 @@
 /dist
 /node_modules
 
+# Hardhat
+/artifacts
+/cache
+/typechain-types
+
 # Configs
 .env
 

contracts/lock.sol

@@ -0,0 +1,34 @@
+// SPDX-License-Identifier: UNLICENSED
+pragma solidity ^0.8.17;
+
+// Uncomment this line to use console.log
+// import "hardhat/console.sol";
+
+contract Lock {
+    uint public unlockTime;
+    address payable public owner;
+
+    event Withdrawal(uint amount, uint when);
+
+    constructor(uint _unlockTime) payable {
+        require(
+            block.timestamp < _unlockTime,
+            "Unlock time should be in the future"
+        );
+
+        unlockTime = _unlockTime;
+        owner = payable(msg.sender);
+    }
+
+    function withdraw() public {
+        // Uncomment this line, and the import of "hardhat/console.sol", to print a log in your terminal
+        // console.log("Unlock time is %o and block timestamp is %o", unlockTime, block.timestamp);
+
+        require(block.timestamp >= unlockTime, "You can't withdraw yet");
+        require(msg.sender == owner, "You aren't the owner");
+
+        emit Withdrawal(address(this).balance, block.timestamp);
+
+        owner.transfer(address(this).balance);
+    }
+}

hardhat.config.ts

@@ -0,0 +1,27 @@
+import '@nomicfoundation/hardhat-toolbox'
+import { HardhatUserConfig } from 'hardhat/config'
+import { ChainId } from './libs/blockchain/src/types/ChainId'
+require('dotenv').config()
+
+const config: HardhatUserConfig = {
+  solidity: '0.8.17',
+  networks: {
+    ethereum: {
+      chainId: ChainId.ETHEREUM,
+      url: process.env.ETHEREUM_RPC_URL,
+      accounts: [process.env.PRIVATE_KEY_DEV!],
+    },
+    goerli: {
+      chainId: ChainId.GOERLI,
+      url: process.env.GOERLI_RPC_URL,
+      accounts: [process.env.PRIVATE_KEY_DEV!],
+    },
+    polygon: {
+      chainId: ChainId.POLYGON,
+      url: process.env.POLYGON_RPC_URL,
+      accounts: [process.env.PRIVATE_KEY_DEV!],
+    },
+  },
+}
+
+export default config

libs/blockchain/src/blockchain.config.ts

@@ -67,9 +67,9 @@ export const blockchainConfigList: () => { networks: { [chainId: number]: IBlock
       explorers: [new BlockScoutExplorer('https://blockscout.com/xdai/mainnet/api')],
       multicall2Address: '0x67dA5f2FfaDDfF067AB9d5F025F8810634d84287',
     },
-    [ChainId.GÖRLI]: {
-      key: 'gorli',
-      url: process.env.GORLI_RPC_URL!,
+    [ChainId.GOERLI]: {
+      key: 'goerli',
+      url: process.env.GOERLI_RPC_URL!,
       explorers: [new EtherScanExplorer('https://api-goerli.etherscan.io/api', process.env.ETHERSCAN_KEY!)],
       multicall2Address: '0x5BA1e12693Dc8F9c48aAD8770482f4739bEeD696',
     },

libs/blockchain/src/types/ChainId.ts

@@ -16,7 +16,7 @@ export enum ChainId {
   FANTOM_TESTNET = 4002,
   FUSE = 122,
   GNOSIS = 100,
-  GÖRLI = 5,
+  GOERLI = 5,
   HARMONY = 1666600000,
   HARMONY_TESTNET = 1666700000,
   HECO = 128,

package.json

@@ -62,7 +62,7 @@
     "deepmerge": "^4.2.2",
     "definitions": "^0.0.2",
     "discord-interactions": "^3.2.0",
-    "ethers": "^5.6.9",
+    "ethers": "5.7.1",
     "express-session": "^1.17.3",
     "graphql": "15.8.0",
     "graphql-relay": "0.10.0",
@@ -100,9 +100,18 @@
     "swagger2openapi": "^6.2.3"
   },
   "devDependencies": {
+    "@ethersproject/abi": "5.7.0",
+    "@ethersproject/providers": "5.7.1",
     "@nestjs/cli": "^9.0.0",
     "@nestjs/schematics": "^9.0.1",
     "@nestjs/testing": "^9.0.8",
+    "@nomicfoundation/hardhat-chai-matchers": "1.0.3",
+    "@nomicfoundation/hardhat-network-helpers": "1.0.6",
+    "@nomicfoundation/hardhat-toolbox": "2.0.0",
+    "@nomiclabs/hardhat-ethers": "2.1.1",
+    "@nomiclabs/hardhat-etherscan": "3.1.0",
+    "@typechain/ethers-v5": "10.1.0",
+    "@typechain/hardhat": "6.1.3",
     "@types/aws4": "^1.5.1",
     "@types/bcryptjs": "^2.4.2",
     "@types/crypto-js": "^3.1.47",
@@ -133,22 +142,27 @@
     "@typescript-eslint/eslint-plugin": "^4.1.1",
     "@typescript-eslint/parser": "^4.1.1",
     "aws-sdk-mock": "5.7.0",
+    "chai": "4.3.6",
     "eslint": "8.21.0",
     "eslint-config-next": "12.2.4",
     "eslint-config-prettier": "^8.5.0",
     "eslint-plugin-prettier": "^4.2.1",
     "ethereum-types": "^3.7.0",
+    "hardhat": "2.11.2",
+    "hardhat-gas-reporter": "1.0.9",
     "jest": "28.1.3",
     "mongodb-memory-server": "^6.6.7",
     "openapi3-ts": "^1.4.0",
     "postinstall-postinstall": "^2.1.0",
     "prettier": "^2.7.1",
+    "solidity-coverage": "0.8.2",
     "supertest": "6.2.4",
     "ts-jest": "28.0.7",
     "ts-loader": "9.3.1",
     "ts-morph": "^15.1.0",
     "ts-node": "^10.9.1",
     "tsconfig-paths": "^4.1.0",
+    "typechain": "8.1.0",
     "typescript": "^4.7.4"
   },
   "jest": {