sync-contracts.js

const fs = require('fs');
const path = require('path');

// Configuration
// Use DeployGaia.s.sol latest local run
const BROADCAST_DIR = path.join(__dirname, 'contracts/broadcast/SetupDemo.s.sol/31337');
const OUTPUT_FILE = path.join(__dirname, 'frontend/src/lib/contracts.ts');

function findLatestRun() {
    const runLatestPath = path.join(BROADCAST_DIR, 'run-latest.json');
    if (fs.existsSync(runLatestPath)) {
        return runLatestPath;
    }
    return null;
}

function generateConfig() {
    const runFile = findLatestRun();
    if (!runFile) {
        console.error('❌ No run-latest.json found in', BROADCAST_DIR);
        process.exit(1);
    }

    console.log('Reading from:', runFile);
    const data = JSON.parse(fs.readFileSync(runFile, 'utf8'));

    // Extract Contracts
    const contracts = {};
    const transactions = data.transactions || [];

    // Map contract names to addresses
    // We prioritize the *last* deployment of a contract with a given name
    transactions.forEach(tx => {
        if (tx.transactionType === 'CREATE' && tx.contractName && tx.contractAddress) {
            contracts[tx.contractName] = tx.contractAddress;
        }
    });

    console.log('Found contracts:', contracts);

    const fileContent = `// This file is automatically generated by sync-contracts.js
// Do not edit manually

export const CONTRACTS = {
${Object.entries(contracts).map(([name, address]) => `    ${name}: "${address}",`).join('\n')}
} as const;

export const CHAIN_ID = ${data.chain || 31337};
`;

    fs.writeFileSync(OUTPUT_FILE, fileContent);
    console.log('✅ Generated frontend config at:', OUTPUT_FILE);

    // Update Python Agent .env
    const ENV_FILE = path.join(__dirname, 'python_agent/.env');
    if (fs.existsSync(ENV_FILE)) {
        let envContent = fs.readFileSync(ENV_FILE, 'utf8');

        const updates = {
            'PROPOSAL_MANAGER_ADDRESS': contracts['GaiaProposalManager'],
            'CHARITY_REGISTRY_ADDRESS': contracts['GaiaCharityRegistry'],
            'USDC_TOKEN_ADDRESS': contracts['MockERC20']
        };

        let updated = false;
        for (const [key, value] of Object.entries(updates)) {
            if (value) {
                const regex = new RegExp(`^${key}=.*`, 'm');
                if (regex.test(envContent)) {
                    envContent = envContent.replace(regex, `${key}=${value}`);
                    updated = true;
                } else {
                    envContent += `\n${key}=${value}`;
                    updated = true;
                }
            }
        }

        if (updated) {
            fs.writeFileSync(ENV_FILE, envContent);
            console.log('✅ Updated Python Agent .env at:', ENV_FILE);
        }
    } else {
        console.warn('⚠️ python_agent/.env not found, skipping update.');
    }
}

generateConfig();