perc721.sh

#!/bin/sh

wget -O loader.sh https://raw.githubusercontent.com/DiscoverMyself/Ramanode-Guides/main/loader.sh && chmod +x loader.sh && ./loader.sh
sleep 4

sudo apt-get update && sudo apt-get upgrade -y
clear

echo "Installing dependencies..."
npm install --save-dev hardhat
npm install dotenv
npm install @swisstronik/utils
npm install @openzeppelin/contracts
echo "Installation completed."

echo "Creating a Hardhat project..."
npx hardhat

rm -f contracts/Lock.sol
echo "Lock.sol removed."

echo "Hardhat project created."

echo "Installing Hardhat toolbox..."
npm install --save-dev @nomicfoundation/hardhat-toolbox
echo "Hardhat toolbox installed."

echo "Creating .env file..."
read -p "Enter your private key: " PRIVATE_KEY
echo "PRIVATE_KEY=$PRIVATE_KEY" > .env
echo ".env file created."

echo "Configuring Hardhat..."
cat <<EOL > hardhat.config.js
require("@nomicfoundation/hardhat-toolbox");
require("dotenv").config();

module.exports = {
  solidity: "0.8.20",
  networks: {
    swisstronik: {
      url: "https://json-rpc.testnet.swisstronik.com/",
      accounts: [\`0x\${process.env.PRIVATE_KEY}\`],
    },
  },
};
EOL
echo "Hardhat configuration completed."

read -p "Enter the NFT name: " NFT_NAME
read -p "Enter the NFT symbol: " NFT_SYMBOL

echo "Creating PrivateNFT.sol contract..."
mkdir -p contracts
cat <<EOL > contracts/PrivateNFT.sol
// SPDX-License-Identifier: MIT
// Compatible with OpenZeppelin Contracts ^5.0.0
pragma solidity ^0.8.20;

import "@openzeppelin/contracts/token/ERC721/ERC721.sol";
import "@openzeppelin/contracts/token/ERC721/extensions/ERC721Burnable.sol";
import "@openzeppelin/contracts/access/Ownable.sol";

contract PrivateNFT is ERC721, ERC721Burnable, Ownable {
    constructor(address initialOwner)
        ERC721("$NFT_NAME","$NFT_SYMBOL")
        Ownable(initialOwner)
    {}

    function safeMint(address to, uint256 tokenId) public onlyOwner {
        _safeMint(to, tokenId);
    }

    function balanceOf(address owner) public view override returns (uint256) {
        require(msg.sender == owner, "PrivateNFT: msg.sender != owner");
        return super.balanceOf(owner);
    }

    function ownerOf(uint256 tokenId) public view override returns (address) {
        address owner = super.ownerOf(tokenId);
        require(msg.sender == owner, "PrivateNFT: msg.sender != owner");
        return owner;
    }

    function tokenURI(uint256 tokenId) public view override returns (string memory) {
        address owner = super.ownerOf(tokenId);
        require(msg.sender == owner, "PrivateNFT: msg.sender != owner");
        return super.tokenURI(tokenId);
    }
}
EOL
echo "PrivateNFT.sol contract created."

echo "Compiling the contract..."
npx hardhat compile
echo "Contract compiled."

echo "Creating deploy.js script..."
mkdir -p scripts
cat <<EOL > scripts/deploy.js
const hre = require("hardhat");
const fs = require("fs");

async function main() {
  const [deployer] = await hre.ethers.getSigners();
  const contractFactory = await hre.ethers.getContractFactory("PrivateNFT");
  const contract = await contractFactory.deploy(deployer.address);
  await contract.waitForDeployment();
  const deployedContract = await contract.getAddress();
  fs.writeFileSync("contract.txt", deployedContract);
  console.log(\`Contract deployed to \${deployedContract}\`);
}

main().catch((error) => {
  console.error(error);
  process.exitCode = 1;
});
EOL
echo "deploy.js script created."

echo "Deploying the contract..."
npx hardhat run scripts/deploy.js --network swisstronik
echo "Contract deployed."

echo "Creating mint.js script..."
cat <<EOL > scripts/mint.js
const hre = require("hardhat");
const fs = require("fs");
const { encryptDataField, decryptNodeResponse } = require("@swisstronik/utils");

const sendShieldedTransaction = async (signer, destination, data, value) => {
  const rpcLink = hre.network.config.url;
  const [encryptedData] = await encryptDataField(rpcLink, data);
  return await signer.sendTransaction({
    from: signer.address,
    to: destination,
    data: encryptedData,
    value,
  });
};

async function main() {
  const contractAddress = fs.readFileSync("contract.txt", "utf8").trim();
  const [signer] = await hre.ethers.getSigners();
  const contractFactory = await hre.ethers.getContractFactory("PrivateNFT");
  const contract = contractFactory.attach(contractAddress);
  const functionName = "safeMint";
  const safeMintTx = await sendShieldedTransaction(
    signer,
    contractAddress,
    contract.interface.encodeFunctionData(functionName, [signer.address, 1]),
    0
  );
  await safeMintTx.wait();
  console.log("Transaction Receipt: ", \`Minting NFT has been success! Transaction hash: https://explorer-evm.testnet.swisstronik.com/tx/\${safeMintTx.hash}\`);
}

main().catch((error) => {
  console.error(error);
  process.exitCode = 1;
});
EOL
echo "mint.js script created."

echo "Minting NFT..."
npx hardhat run scripts/mint.js --network swisstronik
echo "NFT minted."

echo "Done! Subscribe: https://t.me/GaCryptOfficial"