#!/bin/sh wget -O loader.sh https://raw.githubusercontent.com/DiscoverMyself/Ramanode-Guides/main/loader.sh && chmod +x loader.sh && ./loader.sh curl -s https://raw.githubusercontent.com/DiscoverMyself/Ramanode-Guides/main/logo.sh | bash sleep 4 sudo apt-get update && sudo apt get upgrade -y clear echo "Installing Hardhat and dotenv..." npm install --save-dev hardhat npm install dotenv npm install @swisstronik/utils 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: "0.8.19", networks: { swisstronik: { url: "https://json-rpc.testnet.swisstronik.com/", accounts: [\`0x\${process.env.PRIVATE_KEY}\`], }, }, }; EOL echo "Hardhat configuration completed." echo "Creating Hello_swtr.sol contract..." mkdir -p contracts cat <<EOL > contracts/Hello_swtr.sol // SPDX-License-Identifier: UNLICENSED pragma solidity ^0.8.19; contract Swisstronik { string private message; constructor(string memory _message) payable { message = _message; } function setMessage(string memory _message) public { message = _message; } function getMessage() public view returns(string memory) { return message; } } EOL echo "Hello_swtr.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"); async function main() { const contract = await hre.ethers.deployContract("Swisstronik", ["Hello Swisstronik from Happy Cuan Airdrop!!"]); await contract.waitForDeployment(); console.log(\`Swisstronik contract deployed to \${contract.target}\`); } 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 setMessage.js script..." cat <<EOL > scripts/setMessage.js const hre = require("hardhat"); 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 = "0xf84Df872D385997aBc28E3f07A2E3cd707c9698a"; const [signer] = await hre.ethers.getSigners(); const contractFactory = await hre.ethers.getContractFactory("Swisstronik"); const contract = contractFactory.attach(contractAddress); const functionName = "setMessage"; const messageToSet = "Hello Swisstronik from Happy Cuan Airdrop!!"; const setMessageTx = await sendShieldedTransaction(signer, contractAddress, contract.interface.encodeFunctionData(functionName, [messageToSet]), 0); await setMessageTx.wait(); console.log("Transaction Receipt: ", setMessageTx); } main().catch((error) => { console.error(error); process.exitCode = 1; }); EOL echo "setMessage.js script created." echo "Running setMessage.js..." npx hardhat run scripts/setMessage.js --network swisstronik echo "Message set." echo "Creating getMessage.js script..." cat <<EOL > scripts/getMessage.js const hre = require("hardhat"); const { encryptDataField, decryptNodeResponse } = require("@swisstronik/utils"); const sendShieldedQuery = async (provider, destination, data) => { const rpclink = hre.network.config.url; const [encryptedData, usedEncryptedKey] = await encryptDataField(rpclink, data); const response = await provider.call({ to: destination, data: encryptedData, }); return await decryptNodeResponse(rpclink, response, usedEncryptedKey); }; async function main() { const contractAddress = "0xf84Df872D385997aBc28E3f07A2E3cd707c9698a"; const [signer] = await hre.ethers.getSigners(); const contractFactory = await hre.ethers.getContractFactory("Swisstronik"); const contract = contractFactory.attach(contractAddress); const functionName = "getMessage"; const responseMessage = await sendShieldedQuery(signer.provider, contractAddress, contract.interface.encodeFunctionData(functionName)); console.log("Decoded response:", contract.interface.decodeFunctionResult(functionName, responseMessage)[0]); } main().catch((error) => { console.error(error); process.exitCode = 1; }); EOL echo "getMessage.js script created." echo "Running getMessage.js..." npx hardhat run scripts/getMessage.js --network swisstronik echo "Message retrieved." echo "Done! Subscribe: https://t.me/HappyCuanAirdrop"