Add nftCert.sol and contract test app.

This commit is contained in:
Recep 2023-12-16 11:08:38 +03:00
commit db0c6c3c33
21 changed files with 4455 additions and 0 deletions

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# See https://help.github.com/articles/ignoring-files/ for more about ignoring files.
# dependencies
/node_modules
/.pnp
.pnp.js
.yarn/install-state.gz
# testing
/coverage
# next.js
/.next/
/out/
# production
/build
# misc
.DS_Store
*.pem
# debug
npm-debug.log*
yarn-debug.log*
yarn-error.log*
# local env files
.env*.local
# vercel
.vercel
# typescript
*.tsbuildinfo
next-env.d.ts

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https://mumbai.polygonscan.com/address/0x402f88e39b21390ff962fb4bf1ee05f335e7da3c

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"use client"
import { ethers } from 'ethers';
export const connectToEthereum = async () => {
if (typeof window !== 'undefined' && typeof window.ethereum !== 'undefined') {
// Connect to Ethereum provider
const provider = new ethers.providers.Web3Provider(window.ethereum);
const signer = provider.getSigner();
// Your contract address and ABI
const contractAddress = '0x009463E1a8a8CE34dE1D5d04414a2e2502741aA1';
const contractABI = abi;
// Instantiate the contract
const contract = new ethers.Contract(contractAddress, contractABI, signer);
return contract;
}
return null;
};

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// getCertificateInfo.js
export const getCertificateInfo = async (contract, tokenId) => {
try {
// Call the getCertificateInfo function in the smart contract
const certificateInfo = await contract.getCertificateInfo(tokenId);
console.log('Certificate Information:', certificateInfo);
} catch (error) {
console.error('Error getting certificate information:', error);
}
};

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// mintCertificate.js
export const mintCertificate = async (contract, recipient, userName, surName, email, companyName) => {
try {
// Call the mintCertificate function in the smart contract
await contract.mintCertificate(recipient, userName, surName, email, companyName);
console.log('Certificate minted successfully!');
} catch (error) {
console.error('Error minting certificate:', error);
}
};

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@tailwind base;
@tailwind components;
@tailwind utilities;
:root {
--foreground-rgb: 0, 0, 0;
--background-start-rgb: 214, 219, 220;
--background-end-rgb: 255, 255, 255;
}
@media (prefers-color-scheme: dark) {
:root {
--foreground-rgb: 255, 255, 255;
--background-start-rgb: 0, 0, 0;
--background-end-rgb: 0, 0, 0;
}
}
body {
color: rgb(var(--foreground-rgb));
background: linear-gradient(
to bottom,
transparent,
rgb(var(--background-end-rgb))
)
rgb(var(--background-start-rgb));
}

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import { Inter } from 'next/font/google'
import './globals.css'
const inter = Inter({ subsets: ['latin'] })
export const metadata = {
title: 'Create Next App',
description: 'Generated by create next app',
}
export default function RootLayout({ children }) {
return (
<html lang="en">
<body className={inter.className}>{children}</body>
</html>
)
}

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// pages/index.js
import CertificateMinter from '../components/CertificateMinter';
import CertificateViewer from '../components/CertificateViewer';
const Home = () => {
return (
<div>
<CertificateMinter />
<CertificateViewer />
</div>
);
};
export default Home;

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"use client"
import { useState } from 'react';
import { ethers } from 'ethers';
import { abi, NFT_CONTRACT_ADDRESS } from "../constants/index";
const CertificateMinter = () => {
const [recipient, setRecipient] = useState('');
const [userName, setUserName] = useState('');
const [surName, setSurName] = useState('');
const [email, setEmail] = useState('');
const [companyName, setCompanyName] = useState('');
const mintCertificate = async () => {
try {
if (window.ethereum) {
await window.ethereum.request({ method: 'eth_requestAccounts' });
const provider = new ethers.providers.Web3Provider(window.ethereum);
const signer = provider.getSigner();
const certificateContract = new ethers.Contract(NFT_CONTRACT_ADDRESS, abi, signer);
await certificateContract.mintCertificate(recipient, userName, surName, email, companyName);
alert('Certificate minted successfully!');
} else {
alert('Please connect your wallet');
}
} catch (error) {
console.error('Error minting certificate:', error);
alert('Error minting certificate. Please check the console for details.');
}
};
return (
<div>
<h2>Certificate Minter</h2>
<label>
Recipient Address:
<input type="text" value={recipient} onChange={(e) => setRecipient(e.target.value)} style={{ color: 'black' }} />
</label>
<br />
<label>
Name:
<input type="text" value={userName} onChange={(e) => setUserName(e.target.value)} style={{ color: 'black' }}/>
</label>
<br />
<label>
Surname:
<input type="text" value={surName} onChange={(e) => setSurName(e.target.value)} style={{ color: 'black' }}/>
</label>
<br />
<label>
Email:
<input type="text" value={email} onChange={(e) => setEmail(e.target.value)} style={{ color: 'black' }}/>
</label>
<br />
<label>
Company Name:
<input type="text" value={companyName} onChange={(e) => setCompanyName(e.target.value)} style={{ color: 'black' }}/>
</label>
<br />
<button onClick={mintCertificate}>Mint Certificate</button>
</div>
);
};
export default CertificateMinter;

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"use client"
import React, { useState, useEffect } from 'react';
import { ethers } from 'ethers';
import { abi, NFT_CONTRACT_ADDRESS } from '../constants/index';
const CertificateViewer = () => {
const [tokenId, setTokenId] = useState('');
const [certificateInfo, setCertificateInfo] = useState(null);
const [error, setError] = useState(null);
const fetchCertificateInfo = async () => {
await window.ethereum.request({ method: 'eth_requestAccounts' });
const provider = new ethers.providers.Web3Provider(window.ethereum);
const signer = provider.getSigner();
const contract= new ethers.Contract(NFT_CONTRACT_ADDRESS, abi, signer);
const info = await contract.getCertificateInfo(tokenId);
console.log(info);
setCertificateInfo(info);
};
const handleSubmit = (e) => {
e.preventDefault();
fetchCertificateInfo();
};
return (
<div>
<h2>Certificate Viewer</h2>
<form onSubmit={handleSubmit}>
<label>
Token ID:
<input type="text" value={tokenId} onChange={(e) => setTokenId(e.target.value)} style={{ color: 'black' }}/>
</label>
<br />
<button type="submit">Get Certificate Info</button>
</form>
<br />
{error && <p>{error}</p>}
</div>
);
};
export default CertificateViewer;

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export const abi = [
{
"inputs": [
{
"internalType": "address",
"name": "to",
"type": "address"
},
{
"internalType": "uint256",
"name": "tokenId",
"type": "uint256"
}
],
"name": "approve",
"outputs": [],
"stateMutability": "nonpayable",
"type": "function"
},
{
"inputs": [],
"stateMutability": "nonpayable",
"type": "constructor"
},
{
"inputs": [
{
"internalType": "address",
"name": "sender",
"type": "address"
},
{
"internalType": "uint256",
"name": "tokenId",
"type": "uint256"
},
{
"internalType": "address",
"name": "owner",
"type": "address"
}
],
"name": "ERC721IncorrectOwner",
"type": "error"
},
{
"inputs": [
{
"internalType": "address",
"name": "operator",
"type": "address"
},
{
"internalType": "uint256",
"name": "tokenId",
"type": "uint256"
}
],
"name": "ERC721InsufficientApproval",
"type": "error"
},
{
"inputs": [
{
"internalType": "address",
"name": "approver",
"type": "address"
}
],
"name": "ERC721InvalidApprover",
"type": "error"
},
{
"inputs": [
{
"internalType": "address",
"name": "operator",
"type": "address"
}
],
"name": "ERC721InvalidOperator",
"type": "error"
},
{
"inputs": [
{
"internalType": "address",
"name": "owner",
"type": "address"
}
],
"name": "ERC721InvalidOwner",
"type": "error"
},
{
"inputs": [
{
"internalType": "address",
"name": "receiver",
"type": "address"
}
],
"name": "ERC721InvalidReceiver",
"type": "error"
},
{
"inputs": [
{
"internalType": "address",
"name": "sender",
"type": "address"
}
],
"name": "ERC721InvalidSender",
"type": "error"
},
{
"inputs": [
{
"internalType": "uint256",
"name": "tokenId",
"type": "uint256"
}
],
"name": "ERC721NonexistentToken",
"type": "error"
},
{
"inputs": [
{
"internalType": "address",
"name": "recipient",
"type": "address"
},
{
"internalType": "string",
"name": "userName",
"type": "string"
},
{
"internalType": "string",
"name": "surName",
"type": "string"
},
{
"internalType": "string",
"name": "email",
"type": "string"
},
{
"internalType": "string",
"name": "companyName",
"type": "string"
}
],
"name": "mintCertificate",
"outputs": [],
"stateMutability": "nonpayable",
"type": "function"
},
{
"inputs": [
{
"internalType": "address",
"name": "owner",
"type": "address"
}
],
"name": "OwnableInvalidOwner",
"type": "error"
},
{
"inputs": [
{
"internalType": "address",
"name": "account",
"type": "address"
}
],
"name": "OwnableUnauthorizedAccount",
"type": "error"
},
{
"anonymous": false,
"inputs": [
{
"indexed": true,
"internalType": "address",
"name": "owner",
"type": "address"
},
{
"indexed": true,
"internalType": "address",
"name": "approved",
"type": "address"
},
{
"indexed": true,
"internalType": "uint256",
"name": "tokenId",
"type": "uint256"
}
],
"name": "Approval",
"type": "event"
},
{
"anonymous": false,
"inputs": [
{
"indexed": true,
"internalType": "address",
"name": "owner",
"type": "address"
},
{
"indexed": true,
"internalType": "address",
"name": "operator",
"type": "address"
},
{
"indexed": false,
"internalType": "bool",
"name": "approved",
"type": "bool"
}
],
"name": "ApprovalForAll",
"type": "event"
},
{
"anonymous": false,
"inputs": [
{
"indexed": true,
"internalType": "address",
"name": "previousOwner",
"type": "address"
},
{
"indexed": true,
"internalType": "address",
"name": "newOwner",
"type": "address"
}
],
"name": "OwnershipTransferred",
"type": "event"
},
{
"inputs": [],
"name": "renounceOwnership",
"outputs": [],
"stateMutability": "nonpayable",
"type": "function"
},
{
"inputs": [
{
"internalType": "address",
"name": "from",
"type": "address"
},
{
"internalType": "address",
"name": "to",
"type": "address"
},
{
"internalType": "uint256",
"name": "tokenId",
"type": "uint256"
}
],
"name": "safeTransferFrom",
"outputs": [],
"stateMutability": "nonpayable",
"type": "function"
},
{
"inputs": [
{
"internalType": "address",
"name": "from",
"type": "address"
},
{
"internalType": "address",
"name": "to",
"type": "address"
},
{
"internalType": "uint256",
"name": "tokenId",
"type": "uint256"
},
{
"internalType": "bytes",
"name": "data",
"type": "bytes"
}
],
"name": "safeTransferFrom",
"outputs": [],
"stateMutability": "nonpayable",
"type": "function"
},
{
"inputs": [
{
"internalType": "address",
"name": "operator",
"type": "address"
},
{
"internalType": "bool",
"name": "approved",
"type": "bool"
}
],
"name": "setApprovalForAll",
"outputs": [],
"stateMutability": "nonpayable",
"type": "function"
},
{
"anonymous": false,
"inputs": [
{
"indexed": true,
"internalType": "address",
"name": "from",
"type": "address"
},
{
"indexed": true,
"internalType": "address",
"name": "to",
"type": "address"
},
{
"indexed": true,
"internalType": "uint256",
"name": "tokenId",
"type": "uint256"
}
],
"name": "Transfer",
"type": "event"
},
{
"inputs": [
{
"internalType": "address",
"name": "from",
"type": "address"
},
{
"internalType": "address",
"name": "to",
"type": "address"
},
{
"internalType": "uint256",
"name": "tokenId",
"type": "uint256"
}
],
"name": "transferFrom",
"outputs": [],
"stateMutability": "nonpayable",
"type": "function"
},
{
"inputs": [
{
"internalType": "address",
"name": "newOwner",
"type": "address"
}
],
"name": "transferOwnership",
"outputs": [],
"stateMutability": "nonpayable",
"type": "function"
},
{
"inputs": [
{
"internalType": "address",
"name": "owner",
"type": "address"
}
],
"name": "balanceOf",
"outputs": [
{
"internalType": "uint256",
"name": "",
"type": "uint256"
}
],
"stateMutability": "view",
"type": "function"
},
{
"inputs": [
{
"internalType": "uint256",
"name": "tokenId",
"type": "uint256"
}
],
"name": "getApproved",
"outputs": [
{
"internalType": "address",
"name": "",
"type": "address"
}
],
"stateMutability": "view",
"type": "function"
},
{
"inputs": [
{
"internalType": "uint256",
"name": "tokenId",
"type": "uint256"
}
],
"name": "getCertificateInfo",
"outputs": [
{
"internalType": "string",
"name": "userName",
"type": "string"
},
{
"internalType": "string",
"name": "surName",
"type": "string"
},
{
"internalType": "string",
"name": "email",
"type": "string"
},
{
"internalType": "string",
"name": "companyName",
"type": "string"
}
],
"stateMutability": "view",
"type": "function"
},
{
"inputs": [
{
"internalType": "address",
"name": "owner",
"type": "address"
},
{
"internalType": "address",
"name": "operator",
"type": "address"
}
],
"name": "isApprovedForAll",
"outputs": [
{
"internalType": "bool",
"name": "",
"type": "bool"
}
],
"stateMutability": "view",
"type": "function"
},
{
"inputs": [],
"name": "name",
"outputs": [
{
"internalType": "string",
"name": "",
"type": "string"
}
],
"stateMutability": "view",
"type": "function"
},
{
"inputs": [],
"name": "nextCertificateId",
"outputs": [
{
"internalType": "uint256",
"name": "",
"type": "uint256"
}
],
"stateMutability": "view",
"type": "function"
},
{
"inputs": [],
"name": "owner",
"outputs": [
{
"internalType": "address",
"name": "",
"type": "address"
}
],
"stateMutability": "view",
"type": "function"
},
{
"inputs": [
{
"internalType": "uint256",
"name": "tokenId",
"type": "uint256"
}
],
"name": "ownerOf",
"outputs": [
{
"internalType": "address",
"name": "",
"type": "address"
}
],
"stateMutability": "view",
"type": "function"
},
{
"inputs": [
{
"internalType": "bytes4",
"name": "interfaceId",
"type": "bytes4"
}
],
"name": "supportsInterface",
"outputs": [
{
"internalType": "bool",
"name": "",
"type": "bool"
}
],
"stateMutability": "view",
"type": "function"
},
{
"inputs": [],
"name": "symbol",
"outputs": [
{
"internalType": "string",
"name": "",
"type": "string"
}
],
"stateMutability": "view",
"type": "function"
},
{
"inputs": [
{
"internalType": "uint256",
"name": "tokenId",
"type": "uint256"
}
],
"name": "tokenURI",
"outputs": [
{
"internalType": "string",
"name": "",
"type": "string"
}
],
"stateMutability": "view",
"type": "function"
}
];
export const NFT_CONTRACT_ADDRESS =
"0x402F88e39B21390Ff962fb4bF1EE05f335E7dA3c";

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{
"compilerOptions": {
"paths": {
"@/*": ["./*"]
}
}
}

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/** @type {import('next').NextConfig} */
const nextConfig = {}
module.exports = nextConfig

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// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;
import "@openzeppelin/contracts/token/ERC721/ERC721.sol";
import "@openzeppelin/contracts/access/Ownable.sol";
contract Certificate is ERC721, Ownable {
uint256 public nextCertificateId;
// Mapping to store additional information for each certificate
mapping(uint256 => CertificateInfo) private certificateInfoMapping;
struct CertificateInfo {
string userName;
string surName;
string email;
string companyName;
}
constructor() ERC721("Certificate", "CERT") Ownable(msg.sender) {}
function mintCertificate(
address recipient,
string memory userName,
string memory surName,
string memory email,
string memory companyName
) external onlyOwner {
uint256 tokenId = nextCertificateId;
_safeMint(recipient, tokenId);
nextCertificateId++;
// Store additional information using a mapping
_storeCertificateInfo(tokenId, userName, surName, email, companyName);
}
function _storeCertificateInfo(
uint256 tokenId,
string memory userName,
string memory surName,
string memory email,
string memory companyName
) internal {
certificateInfoMapping[tokenId] = CertificateInfo({
userName: userName,
surName: surName,
email: email,
companyName: companyName
});
}
function getCertificateInfo(uint256 tokenId)
external
view
returns (
string memory userName,
string memory surName,
string memory email,
string memory companyName
)
{
CertificateInfo storage info = certificateInfoMapping[tokenId];
return (info.userName, info.surName, info.email, info.companyName);
}
}

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{
"name": "denemenft",
"version": "0.1.0",
"private": true,
"scripts": {
"dev": "next dev",
"build": "next build",
"start": "next start",
"lint": "next lint"
},
"dependencies": {
"next": "14.0.4",
"react": "^18",
"react-dom": "^18",
"react-web3-hooks": "^1.0.8",
"web3": "^4.3.0"
},
"devDependencies": {
"autoprefixer": "^10.0.1",
"postcss": "^8",
"tailwindcss": "^3.3.0"
}
}

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module.exports = {
plugins: {
tailwindcss: {},
autoprefixer: {},
},
}

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/** @type {import('tailwindcss').Config} */
module.exports = {
content: [
'./pages/**/*.{js,ts,jsx,tsx,mdx}',
'./components/**/*.{js,ts,jsx,tsx,mdx}',
'./app/**/*.{js,ts,jsx,tsx,mdx}',
],
theme: {
extend: {
backgroundImage: {
'gradient-radial': 'radial-gradient(var(--tw-gradient-stops))',
'gradient-conic':
'conic-gradient(from 180deg at 50% 50%, var(--tw-gradient-stops))',
},
},
},
plugins: [],
}