ExecuteIntent

import { encodeFunctionData } from 'viem';

// Step 1: Send tokens to the intent address
 const depositTx = await walletClient.sendTransaction({
    to: intent.depositTransaction.tokenAddress, // Intent address from quote
    value: 0n, // 0 for ERC20 tokens, or native ETH amount
    data: encodeFunctionData({
        abi: erc20Abi,
        functionName: 'transfer',
        args: [
            intent.depositTransaction.toAddress as `0x${string}`,
            BigInt(intent.depositTransaction.amount)
        ]
    })
});

// Step 2: Wait for confirmation
const receipt = await publicClient.waitForTransactionReceipt({
  hash: depositTx
});

// Step 3: Execute the intent with the deposit transaction hash
const executeResponse = await fetch('https://trails-api.sequence.app/rpc/Trails/ExecuteIntent', {
  method: 'POST',
  headers: {
    'Content-Type': 'application/json',
    'X-Access-Key': 'YOUR_ACCESS_KEY'
  },
  body: JSON.stringify({
    intentId: 'intent_123abc',
    depositTransactionHash: depositTx
  })
});

const { intentStatus } = await executeResponse.json();
console.log('Execution started:', intentStatus);

// Prepare signature
const signature = await signIntent(intent, walletClient);

const executeResponse = await fetch('https://trails-api.sequence.app/rpc/Trails/ExecuteIntent', {
  method: 'POST',
  headers: {
    'Content-Type': 'application/json',
    'X-Access-Key': 'YOUR_ACCESS_KEY'
  },
  body: JSON.stringify({
    intentId: 'intent_123abc',
    depositSignature: {
      intentSignature: signature,
      selectedGasFeeOption: gasFeeOptions.feeOptions[0],
      userNonce: 1,
      deadline: Math.floor(Date.now() / 1000) + 3600
    }
  })
});

const { intentStatus } = await executeResponse.json();
console.log('Execution started:', intentStatus);

import { TradeType, TrailsApi } from '@0xtrails/api'
const trailsApi = new TrailsApi('YOUR_API_KEY')

const quoteRequest = {
    ownerAddress: "0x0709CF2d5D4f3D38f5948d697fE64d7FB3639Eb1",
    originChainId: 1, // Ethereum
    originTokenAddress: "0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48", // USDC
    originTokenAmount: 100000000n, // 100 USDC (6 decimals)
    destinationChainId: 8453, // Base
    destinationTokenAddress: "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", // USDC on Base
    destinationToAddress: "0x0709CF2d5D4f3D38f5948d697fE64d7FB3639Eb1",
    tradeType: TradeType.EXACT_INPUT,
    options: {
        slippageTolerance: 0.005, // 0.5%
        quoteProvider: "RELAY"
    }
};

// Step 1: Quote
const quoteResponse = await trailsApi.quoteIntent(quoteRequest);
const { intent, gasFeeOptions } = quoteResponse;

// Step 2: Commit
const { intentId } = await trailsApi.commitIntent({ intent });

// Step 3: Execute
const { intentStatus } = await trailsApi.executeIntent({
    intentId,
    depositSignature: {
        intentSignature: await signIntent(intent),
        selectedGasFeeOption: gasFeeOptions.feeOptions[0],
        userNonce: 1,
        deadline: Math.floor(Date.now() / 1000) + 3600
    }
});

console.log('Status:', intentStatus); // EXECUTING

// Step 4: Monitor
const receipt = await trailsApi.waitIntentReceipt({ intentId });
console.log('Receipt:', receipt);