feat: Goa GEL Blockchain e-Licensing Platform - Full Stack Implementation
Complete implementation of the Goa Government e-Licensing platform with: Backend: - NestJS API with JWT authentication - PostgreSQL database with Knex ORM - Redis caching and session management - MinIO document storage - Hyperledger Besu blockchain integration - Multi-department workflow system - Comprehensive API tests (266/282 passing) Frontend: - Angular 21 with standalone components - Angular Material + TailwindCSS UI - Visual workflow builder - Document upload with progress tracking - Blockchain explorer integration - Role-based dashboards (Admin, Department, Citizen) - E2E tests with Playwright (37 tests) Infrastructure: - Docker Compose orchestration - Blockscout blockchain explorer - Development and production configurations
This commit is contained in:
Mahi
100
blockchain/scripts/deploy.ts
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100
blockchain/scripts/deploy.ts
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import { ethers } from 'hardhat';
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import * as fs from 'fs';
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import * as path from 'path';
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async function main() {
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console.log('Starting deployment to Besu network...\n');
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const [deployer] = await ethers.getSigners();
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console.log('Deploying contracts with account:', deployer.address);
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const balance = await ethers.provider.getBalance(deployer.address);
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console.log('Account balance:', ethers.formatEther(balance), 'ETH\n');
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// Deploy LicenseNFT
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console.log('Deploying LicenseNFT...');
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const LicenseNFT = await ethers.getContractFactory('LicenseNFT');
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const licenseNFT = await LicenseNFT.deploy();
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await licenseNFT.waitForDeployment();
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const licenseNFTAddress = await licenseNFT.getAddress();
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console.log('LicenseNFT deployed to:', licenseNFTAddress);
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// Deploy ApprovalManager
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console.log('\nDeploying ApprovalManager...');
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const ApprovalManager = await ethers.getContractFactory('ApprovalManager');
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const approvalManager = await ApprovalManager.deploy();
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await approvalManager.waitForDeployment();
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const approvalManagerAddress = await approvalManager.getAddress();
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console.log('ApprovalManager deployed to:', approvalManagerAddress);
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// Deploy DocumentChain
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console.log('\nDeploying DocumentChain...');
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const DocumentChain = await ethers.getContractFactory('DocumentChain');
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const documentChain = await DocumentChain.deploy();
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await documentChain.waitForDeployment();
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const documentChainAddress = await documentChain.getAddress();
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console.log('DocumentChain deployed to:', documentChainAddress);
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// Deploy WorkflowRegistry
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console.log('\nDeploying WorkflowRegistry...');
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const WorkflowRegistry = await ethers.getContractFactory('WorkflowRegistry');
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const workflowRegistry = await WorkflowRegistry.deploy();
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await workflowRegistry.waitForDeployment();
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const workflowRegistryAddress = await workflowRegistry.getAddress();
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console.log('WorkflowRegistry deployed to:', workflowRegistryAddress);
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// Summary
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console.log('\n========================================');
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console.log('Deployment Complete!');
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console.log('========================================');
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console.log('Contract Addresses:');
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console.log(' LicenseNFT:', licenseNFTAddress);
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console.log(' ApprovalManager:', approvalManagerAddress);
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console.log(' DocumentChain:', documentChainAddress);
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console.log(' WorkflowRegistry:', workflowRegistryAddress);
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console.log('========================================\n');
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// Save deployment info
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const deploymentInfo = {
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network: 'besu',
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chainId: 1337,
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deployer: deployer.address,
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timestamp: new Date().toISOString(),
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contracts: {
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LicenseNFT: licenseNFTAddress,
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ApprovalManager: approvalManagerAddress,
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DocumentChain: documentChainAddress,
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WorkflowRegistry: workflowRegistryAddress,
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},
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};
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const deploymentPath = path.join(__dirname, '../deployments');
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if (!fs.existsSync(deploymentPath)) {
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fs.mkdirSync(deploymentPath, { recursive: true });
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}
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fs.writeFileSync(
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path.join(deploymentPath, 'deployment.json'),
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JSON.stringify(deploymentInfo, null, 2)
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);
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console.log('Deployment info saved to deployments/deployment.json');
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// Generate .env updates
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console.log('\n========================================');
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console.log('Add these to your backend/.env file:');
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console.log('========================================');
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console.log(`CONTRACT_ADDRESS_LICENSE_NFT=${licenseNFTAddress}`);
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console.log(`CONTRACT_ADDRESS_APPROVAL_MANAGER=${approvalManagerAddress}`);
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console.log(`CONTRACT_ADDRESS_DOCUMENT_CHAIN=${documentChainAddress}`);
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console.log(`CONTRACT_ADDRESS_WORKFLOW_REGISTRY=${workflowRegistryAddress}`);
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console.log('========================================\n');
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return deploymentInfo;
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}
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main()
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.then(() => process.exit(0))
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.catch((error) => {
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console.error(error);
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process.exit(1);
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});
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60
blockchain/scripts/update-env.ts
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60
blockchain/scripts/update-env.ts
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import * as fs from 'fs';
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import * as path from 'path';
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/**
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* Updates the backend .env file with deployed contract addresses
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*/
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async function main() {
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const deploymentPath = path.join(__dirname, '../deployments/deployment.json');
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if (!fs.existsSync(deploymentPath)) {
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console.error('Deployment file not found. Run deploy.ts first.');
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process.exit(1);
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}
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const deployment = JSON.parse(fs.readFileSync(deploymentPath, 'utf8'));
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const backendEnvPath = path.join(__dirname, '../../backend/.env');
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if (!fs.existsSync(backendEnvPath)) {
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console.error('Backend .env file not found at:', backendEnvPath);
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process.exit(1);
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}
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let envContent = fs.readFileSync(backendEnvPath, 'utf8');
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// Contract address mappings
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const envUpdates: Record<string, string> = {
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CONTRACT_ADDRESS_LICENSE_NFT: deployment.contracts.LicenseNFT,
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CONTRACT_ADDRESS_APPROVAL_MANAGER: deployment.contracts.ApprovalManager,
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CONTRACT_ADDRESS_DOCUMENT_CHAIN: deployment.contracts.DocumentChain,
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CONTRACT_ADDRESS_WORKFLOW_REGISTRY: deployment.contracts.WorkflowRegistry,
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};
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// Update or append each variable
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for (const [key, value] of Object.entries(envUpdates)) {
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const regex = new RegExp(`^${key}=.*$`, 'm');
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if (regex.test(envContent)) {
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envContent = envContent.replace(regex, `${key}=${value}`);
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console.log(`Updated ${key}`);
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} else {
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envContent += `\n${key}=${value}`;
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console.log(`Added ${key}`);
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}
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}
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fs.writeFileSync(backendEnvPath, envContent);
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console.log('\nBackend .env file updated successfully!');
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console.log('Updated contract addresses:');
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for (const [key, value] of Object.entries(envUpdates)) {
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console.log(` ${key}=${value}`);
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}
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}
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main()
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.then(() => process.exit(0))
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.catch((error) => {
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console.error(error);
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process.exit(1);
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});
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