Resolver向け

pnpm add @1inch/aqua-sdk @1inch/swap-vm-sdk viem

import assert from 'node:assert'
import { HexString, Order } from '@1inch/swap-vm-sdk'

// Every currently open position from every LP, newest first. Auth is the
// same API key the other 1inch APIs use - issued in the Business portal.
const response = await fetch('https://api.1inch.com/aqua/v1.0/strategies/opened?chainIds=1&limit=50', {
  headers: { Authorization: `Bearer ${process.env.ONEINCH_API_KEY}` },
})
assert(response.ok, `Aqua API responded ${response.status}`)
const { items, nextCursor } = await response.json()

// Pick by your own criteria. Per-token balance and allowance in each item are
// useful pre-filters, but they are indexed with a delay - only a fresh
// on-chain quote() is authoritative.
const strategy = items[0]
const order = Order.decode(new HexString(strategy.strategyBytes))
console.log('candidate:', strategy.strategyHash, 'tokens:', strategy.tokens.length, 'more:', nextCursor !== null)

import assert from 'node:assert'
import { ABI, Address, HexString, Order, SwappedEvent, SwapVMContract, TakerTraits } from '@1inch/swap-vm-sdk'
import { createPublicClient, createWalletClient, decodeFunctionResult, erc20Abi, http, isHex } from 'viem'
import { privateKeyToAccount } from 'viem/accounts'
import { mainnet } from 'viem/chains'

// The SwapVM router is a deterministic deployment - the same address on every
// supported chain (see the contract addresses above). The strategy bytes come
// from the Aqua API or a Shipped event. The operator key belongs to the EOA
// holding the resolver credential - it must be the transaction origin.
const router = new Address('0x111111338c5091e8440b67b168bae16a668ac0de')
const strategyBytes = process.env.STRATEGY_BYTES
const operatorPrivateKey = process.env.OPERATOR_PRIVATE_KEY
assert(isHex(strategyBytes) && isHex(operatorPrivateKey))

const order = Order.decode(new HexString(strategyBytes))

const USDC = new Address('0xa0b86991c6218b36c1d19d4a2e9eb0ce3606eb48')
const WETH = new Address('0xc02aaa39b223fe8d0a0e5c4f27ead9083c756cc2')
const amountIn = 3_000n * 10n ** 6n

const operator = privateKeyToAccount(operatorPrivateKey)
const publicClient = createPublicClient({ chain: mainnet, transport: http() })
const wallet = createWalletClient({ chain: mainnet, transport: http(), account: operator })

// 1. Preview the swap with a static quote() call, right before you submit.
const quoteTx = SwapVMContract.buildQuoteTx(router, {
  order,
  tokenIn: USDC,
  tokenOut: WETH,
  amount: amountIn,
  takerTraits: TakerTraits.new({ exactIn: true }),
})
const quoted = await publicClient.call({ to: quoteTx.to, data: quoteTx.data })
assert(quoted.data, 'quote call returned no data')
const [, quotedOut] = decodeFunctionResult({ abi: ABI.SWAP_VM_ABI, functionName: 'quote', data: quoted.data })
console.log('quoted output:', quotedOut)

// 2. Approve the router to move the input token (once per token and chain).
const approveHash = await wallet.writeContract({
  address: USDC.toString(),
  abi: erc20Abi,
  functionName: 'approve',
  args: [router.toString(), amountIn],
})
await publicClient.waitForTransactionReceipt({ hash: approveHash })

// 3. Swap with a minimum-output floor and a short deadline. Balances and
// curves move between quote and fill - never submit unprotected traits.
const swapTx = SwapVMContract.buildSwapTx(router, {
  order,
  tokenIn: USDC,
  tokenOut: WETH,
  amount: amountIn,
  takerTraits: TakerTraits.new({
    exactIn: true,
    threshold: (quotedOut * 995n) / 1_000n,
    deadline: BigInt(Math.floor(Date.now() / 1_000) + 60),
  }),
})
const fillHash = await wallet.sendTransaction(swapTx)
const receipt = await publicClient.waitForTransactionReceipt({ hash: fillHash })
assert(receipt.status === 'success', 'fill reverted')

// 4. Verify the executed amounts from the router's Swapped event.
const swappedLog = receipt.logs.find((log) => log.topics[0] === SwappedEvent.TOPIC.toString())
assert(swappedLog, 'no Swapped event in the receipt')
const swapped = SwappedEvent.fromLog(swappedLog)
console.log('filled:', swapped.amountIn, '->', swapped.amountOut)

# Real Aqua bytecode and live positions at the forked block, zero real spend
anvil --fork-url $YOUR_RPC_URL --auto-impersonate

# Point the quickstart at http://127.0.0.1:8545 and send from any EOA that
# already holds the per-chain access token - no key needed on a fork

import { DockedEvent, ShippedEvent } from '@1inch/aqua-sdk'
import { createPublicClient, http } from 'viem'
import { mainnet } from 'viem/chains'

const AQUA = '0x1111113ccf1426a8e30e2bff5e005d929bf6a90a'
const publicClient = createPublicClient({ chain: mainnet, transport: http() })

// Shipped and Docked carry every field in the log data, none in topics, so
// pull the registry's logs and match on the event signature client-side.
const logs = await publicClient.getLogs({
  address: AQUA,
  fromBlock: 23_000_000n, // the per-chain deployment block, or your last checkpoint
  toBlock: 'latest',
})

const live = new Map<string, ShippedEvent>()
for (const log of logs) {
  if (log.topics[0] === ShippedEvent.TOPIC.toString()) {
    const shipped = ShippedEvent.fromLog(log)
    live.set(shipped.strategyHash.toString(), shipped)
  } else if (log.topics[0] === DockedEvent.TOPIC.toString()) {
    live.delete(DockedEvent.fromLog(log).strategyHash.toString())
  }
}

// live now maps strategyHash -> Shipped payload: maker, app and the strategy
// bytes you decode with Order.decode before quoting.
console.log('open positions:', live.size)