#!/usr/bin/env node
/**
* Demo script for Arbitrum Bridge Tools
*
* This script demonstrates how to use the refactored tools
* with the new EmberAGI-compatible architecture.
*/
import dotenv from 'dotenv';
import { tools } from './tools.js';
// Load environment variables
dotenv.config();
async function runDemo() {
console.log('🌉 Arbitrum Bridge Tools Demo');
console.log('============================');
console.log('');
// Demo 1: List available routes
console.log('📋 Demo 1: Listing Available Routes');
console.log('-----------------------------------');
try {
const routes = await tools.listAvailableRoutes.execute({
fromChainId: 1,
toChainId: 42161
});
console.log(`Found ${routes.totalRoutes} available routes:`);
routes.routes.forEach((route: any, index: number) => {
console.log(` ${index + 1}. ${route.tokenSymbol} via ${route.protocol}`);
console.log(` Time: ${route.estimatedTime}, Cost: ${route.estimatedCost}`);
});
} catch (error) {
console.log('❌ Error:', error instanceof Error ? error.message : 'Unknown error');
}
console.log('');
// Demo 2: Estimate gas for a bridge transaction
console.log('⛽ Demo 2: Gas Estimation');
console.log('-------------------------');
try {
const gasEstimate = await tools.estimateBridgeGas.execute({
fromChain: 'ethereum',
toChain: 'arbitrum',
tokenAddress: '0xaf88d065e77c8cC2239327C5EDb3A432268e5831', // USDC
amount: '1000000' // 1 USDC
});
console.log(`Estimated gas: ${gasEstimate.estimatedGas}`);
console.log(`Gas price: ${gasEstimate.gasPrice} wei`);
console.log(`Estimated cost: ${gasEstimate.estimatedCost} wei`);
} catch (error) {
console.log('❌ Error:', error instanceof Error ? error.message : 'Unknown error');
}
console.log('');
// Demo 3: Build a bridge transaction
console.log('🔨 Demo 3: Building Bridge Transaction');
console.log('-------------------------------------');
try {
const bridgeTx = await tools.bridgeEthToArbitrum.execute({
amount: '1000000000000000000', // 1 ETH
recipient: '0x742d35Cc6634C0532925a3b8D0C0C4C4C4C4C4C4',
userAddress: '0x742d35Cc6634C0532925a3b8D0C0C4C4C4C4C4C4',
slippageBps: 100,
deadlineMinutes: 30
});
console.log('Bridge transaction built:');
console.log(` To: ${bridgeTx.transaction?.to}`);
console.log(` Value: ${bridgeTx.transaction?.value} wei`);
console.log(` Description: ${bridgeTx.description}`);
} catch (error) {
console.log('❌ Error:', error instanceof Error ? error.message : 'Unknown error');
}
console.log('');
// Demo 4: Process natural language intent
console.log('🗣️ Demo 4: Natural Language Intent Processing');
console.log('----------------------------------------------');
try {
const intentResult = await tools.processBridgeIntent.execute({
intent: 'bridge 100 USDC from arbitrum to ethereum',
userAddress: '0x742d35Cc6634C0532925a3b8D0C0C4C4C4C4C4C4',
maxSlippageBps: 50,
maxDeadlineMinutes: 20
});
if (intentResult.parsed) {
console.log('Intent parsed successfully:');
console.log(` Token: ${intentResult.parsed.token}`);
console.log(` Amount: ${intentResult.parsed.amount}`);
console.log(` From: Chain ${intentResult.parsed.fromChain}`);
console.log(` To: Chain ${intentResult.parsed.toChain}`);
console.log(` Priority: ${intentResult.parsed.priority}`);
}
if (intentResult.comparison && intentResult.comparison.length > 0) {
console.log('\nProtocol comparison:');
intentResult.comparison.forEach((comp: any, index: number) => {
console.log(` ${index + 1}. ${comp.protocol}: ${comp.estimatedTime}, ${comp.estimatedCost}`);
if (comp.recommended) {
console.log(' ⭐ Recommended');
}
});
}
} catch (error) {
console.log('❌ Error:', error instanceof Error ? error.message : 'Unknown error');
}
console.log('');
// Demo 5: List available routes
console.log('🌟 Demo 5: List Available Routes');
console.log('--------------------------------');
try {
const routes = await tools.listAvailableRoutes.execute({
fromChainId: 1,
toChainId: 42161
});
console.log(`Found ${routes.totalRoutes} available routes:`);
routes.routes.forEach((route: any, index: number) => {
console.log(` ${index + 1}. ${route.tokenSymbol} via ${route.protocol}`);
console.log(` Time: ${route.estimatedTime}, Cost: ${route.estimatedCost}`);
});
} catch (error) {
console.log('❌ Error:', error instanceof Error ? error.message : 'Unknown error');
}
console.log('');
console.log('🎉 Demo completed!');
console.log('');
console.log('💡 Next Steps:');
console.log('1. Set up your .env file with ARBITRUM_RPC_URL');
console.log('2. Import the tools in your application');
console.log('3. Use the tools to build bridge transactions');
console.log('4. Integrate with EmberAGI or other AI systems');
}
// Run demo if this file is executed directly
if (import.meta.url === `file://${process.argv[1]}`) {
runDemo().catch(console.error);
}
