sc0Vu · July 23, 2021 02:08 · Jul 23, 2021 · Jul 22, 2021 · Jul 22, 2021
diff --git a/balancer_v2.ts b/balancer_v2.ts
@@ -12,76 +12,82 @@ import {
 
 const abi = require('./abi')
 const addr = '0xBA12222222228d8Ba445958a75a0704d566BF2C8'
-
 const provider = new JsonRpcProvider(
-    `https://mainnet.infura.io/v3/${process.env.INFURA}`
+  `https://mainnet.infura.io/v3/${process.env.INFURA}`
 )
 const DAI = '0x6B175474E89094C44Da98b954EedeAC495271d0F'
 const USDC = '0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48'
+let sor: SOR2
 
+async function initSor2(): Promise<SOR2> {
+  const network = await provider.getNetwork()
+  const chainId = network.chainId
+  const maxPools = 100
+  const disableOptions: DisabledOptions = {
+    isOverRide: false,
+    disabledTokens: []
+  }
+  const poolsSourceV2 = `https://storageapi.fleek.co/johngrantuk-team-bucket/poolsV2.json`
+  const subgraphPoolsV2 = `https://api.thegraph.com/subgraphs/name/balancer-labs/balancer-v2`
+  const sor2 = new SOR2(
+    provider,
+    gasPrice,
+    maxPools,
+    chainId,
+    poolsSourceV2,
+    swapCost,
+    disableOptions
+  )
+  const subgraphPools = await fetchSubgraphPools(subgraphPoolsV2)
+  const isPoolFetched = await sor2.fetchPools(true, subgraphPools)
+  if (!isPoolFetched) throw new Error('Should fetch pool')
+  return sor2
+}
 async function swap(swapType: SwapTypes, tokenIn: string, tokenOut: string, amountIn: BigNumber, gasPrice: BigNumber, swapCost: BigNumber) {
-    const network = await provider.getNetwork()
-    const chainId = network.chainId
-    const maxPools = 100
-    const disableOptions: DisabledOptions = {
-      isOverRide: false,
-      disabledTokens: []
-    }
-    const poolsSourceV2 = `https://storageapi.fleek.co/johngrantuk-team-bucket/poolsV2.json`
-    const subgraphPoolsV2 = `https://api.thegraph.com/subgraphs/name/balancer-labs/balancer-v2`
-    const sor2 = new SOR2(
-      provider,
-      gasPrice,
-      maxPools,
-      chainId,
-      poolsSourceV2,
-      swapCost,
-      disableOptions
-    )
-    const subgraphPools = await fetchSubgraphPools(subgraphPoolsV2)
-    const isPoolFetched = await sor2.fetchPools(true, subgraphPools)
-    if (!isPoolFetched) throw new Error('Should fetch pool')
-    const swapOptions: SwapOptions = {
-      poolTypeFilter: PoolFilter.All,
-      timestamp: Math.floor(Date.now() / 1000)
-    }
-    await sor2.setCostOutputToken(
-      tokenOut,
-      6,
-      swapCost
-    )
-    const swapInfo2 = await sor2.getSwaps(
-      tokenIn,
-      tokenOut,
-      swapType,
-      amountIn,
-      swapOptions
-    )
+  if (!sor) {
+    sor = await initSor2()
+  }
+  const swapOptions: SwapOptions = {
+    poolTypeFilter: PoolFilter.All,
+    timestamp: Math.floor(Date.now() / 1000)
+  }
+  await sor.setCostOutputToken(
+    tokenOut,
+    6,
+    swapCost
+  )
+  const swapInfo2 = await sor.getSwaps(
+    tokenIn,
+    tokenOut,
+    swapType,
+    amountIn,
+    swapOptions
+  )
 
-    const vault = new Contract(addr, abi, provider)
+  const vault = new Contract(addr, abi, provider)
 
-    if (swapInfo2.swaps.length > 1) {
-      console.log('Multi hop')
-    } else {
-      console.log('Single hop')
-    }
-    console.log('Swap return:')
-    console.log(swapInfo2)
-    const amounts = await vault.callStatic[
-      'queryBatchSwap(uint8,(bytes32,uint256,uint256,uint256,bytes)[],address[],(address,bool,address,bool))'
-    ](
-      swapType,
-      swapInfo2.swaps,
-      swapInfo2.tokenAddresses,
-      [
-        addr,
-        false,
-        addr,
-        false
-      ]
-    )
-    console.log('Query result:')
-    console.log(amounts.map((a) => a.toString()))
+  if (swapInfo2.swaps.length > 1) {
+    console.log('Multi hop')
+  } else {
+    console.log('Single hop')
+  }
+  console.log('Swap return:')
+  console.log(swapInfo2)
+  const amounts = await vault.callStatic[
+    'queryBatchSwap(uint8,(bytes32,uint256,uint256,uint256,bytes)[],address[],(address,bool,address,bool))'
+  ](
+    swapType,
+    swapInfo2.swaps,
+    swapInfo2.tokenAddresses,
+    [
+      addr,
+      false,
+      addr,
+      false
+    ]
+  )
+  console.log('Query result:')
+  console.log(amounts.map((a) => a.toString()))
 }
 
 const amountIn = new BigNumber('1')

diff --git a/abi.json b/abi.json
@@ -0,0 +1 @@
+[{"inputs":[{"internalType":"contract IAuthorizer","name":"authorizer","type":"address"},{"internalType":"contract IWETH","name":"weth","type":"address"},{"internalType":"uint256","name":"pauseWindowDuration","type":"uint256"},{"internalType":"uint256","name":"bufferPeriodDuration","type":"uint256"}],"stateMutability":"nonpayable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"contract IAuthorizer","name":"newAuthorizer","type":"address"}],"name":"AuthorizerChanged","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"contract IERC20","name":"token","type":"address"},{"indexed":true,"internalType":"address","name":"sender","type":"address"},{"indexed":false,"internalType":"address","name":"recipient","type":"address"},{"indexed":false,"internalType":"uint256","name":"amount","type":"uint256"}],"name":"ExternalBalanceTransfer","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"contract IFlashLoanRecipient","name":"recipient","type":"address"},{"indexed":true,"internalType":"contract IERC20","name":"token","type":"address"},{"indexed":false,"internalType":"uint256","name":"amount","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"feeAmount","type":"uint256"}],"name":"FlashLoan","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"user","type":"address"},{"indexed":true,"internalType":"contract IERC20","name":"token","type":"address"},{"indexed":false,"internalType":"int256","name":"delta","type":"int256"}],"name":"InternalBalanceChanged","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"bool","name":"paused","type":"bool"}],"name":"PausedStateChanged","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"bytes32","name":"poolId","type":"bytes32"},{"indexed":true,"internalType":"address","name":"liquidityProvider","type":"address"},{"indexed":false,"internalType":"contract IERC20[]","name":"tokens","type":"address[]"},{"indexed":false,"internalType":"int256[]","name":"deltas","type":"int256[]"},{"indexed":false,"internalType":"uint256[]","name":"protocolFeeAmounts","type":"uint256[]"}],"name":"PoolBalanceChanged","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"bytes32","name":"poolId","type":"bytes32"},{"indexed":true,"internalType":"address","name":"assetManager","type":"address"},{"indexed":true,"internalType":"contract IERC20","name":"token","type":"address"},{"indexed":false,"internalType":"int256","name":"cashDelta","type":"int256"},{"indexed":false,"internalType":"int256","name":"managedDelta","type":"int256"}],"name":"PoolBalanceManaged","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"bytes32","name":"poolId","type":"bytes32"},{"indexed":true,"internalType":"address","name":"poolAddress","type":"address"},{"indexed":false,"internalType":"enum IVault.PoolSpecialization","name":"specialization","type":"uint8"}],"name":"PoolRegistered","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"relayer","type":"address"},{"indexed":true,"internalType":"address","name":"sender","type":"address"},{"indexed":false,"internalType":"bool","name":"approved","type":"bool"}],"name":"RelayerApprovalChanged","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"bytes32","name":"poolId","type":"bytes32"},{"indexed":true,"internalType":"contract IERC20","name":"tokenIn","type":"address"},{"indexed":true,"internalType":"contract IERC20","name":"tokenOut","type":"address"},{"indexed":false,"internalType":"uint256","name":"amountIn","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"amountOut","type":"uint256"}],"name":"Swap","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"bytes32","name":"poolId","type":"bytes32"},{"indexed":false,"internalType":"contract IERC20[]","name":"tokens","type":"address[]"}],"name":"TokensDeregistered","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"bytes32","name":"poolId","type":"bytes32"},{"indexed":false,"internalType":"contract IERC20[]","name":"tokens","type":"address[]"},{"indexed":false,"internalType":"address[]","name":"assetManagers","type":"address[]"}],"name":"TokensRegistered","type":"event"},{"inputs":[],"name":"WETH","outputs":[{"internalType":"contract IWETH","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"enum IVault.SwapKind","name":"kind","type":"uint8"},{"components":[{"internalType":"bytes32","name":"poolId","type":"bytes32"},{"internalType":"uint256","name":"assetInIndex","type":"uint256"},{"internalType":"uint256","name":"assetOutIndex","type":"uint256"},{"internalType":"uint256","name":"amount","type":"uint256"},{"internalType":"bytes","name":"userData","type":"bytes"}],"internalType":"struct IVault.BatchSwapStep[]","name":"swaps","type":"tuple[]"},{"internalType":"contract IAsset[]","name":"assets","type":"address[]"},{"components":[{"internalType":"address","name":"sender","type":"address"},{"internalType":"bool","name":"fromInternalBalance","type":"bool"},{"internalType":"address payable","name":"recipient","type":"address"},{"internalType":"bool","name":"toInternalBalance","type":"bool"}],"internalType":"struct IVault.FundManagement","name":"funds","type":"tuple"},{"internalType":"int256[]","name":"limits","type":"int256[]"},{"internalType":"uint256","name":"deadline","type":"uint256"}],"name":"batchSwap","outputs":[{"internalType":"int256[]","name":"assetDeltas","type":"int256[]"}],"stateMutability":"payable","type":"function"},{"inputs":[{"internalType":"bytes32","name":"poolId","type":"bytes32"},{"internalType":"contract IERC20[]","name":"tokens","type":"address[]"}],"name":"deregisterTokens","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes32","name":"poolId","type":"bytes32"},{"internalType":"address","name":"sender","type":"address"},{"internalType":"address payable","name":"recipient","type":"address"},{"components":[{"internalType":"contract IAsset[]","name":"assets","type":"address[]"},{"internalType":"uint256[]","name":"minAmountsOut","type":"uint256[]"},{"internalType":"bytes","name":"userData","type":"bytes"},{"internalType":"bool","name":"toInternalBalance","type":"bool"}],"internalType":"struct IVault.ExitPoolRequest","name":"request","type":"tuple"}],"name":"exitPool","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"contract IFlashLoanRecipient","name":"recipient","type":"address"},{"internalType":"contract IERC20[]","name":"tokens","type":"address[]"},{"internalType":"uint256[]","name":"amounts","type":"uint256[]"},{"internalType":"bytes","name":"userData","type":"bytes"}],"name":"flashLoan","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes4","name":"selector","type":"bytes4"}],"name":"getActionId","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"getAuthorizer","outputs":[{"internalType":"contract IAuthorizer","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"getDomainSeparator","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"user","type":"address"},{"internalType":"contract IERC20[]","name":"tokens","type":"address[]"}],"name":"getInternalBalance","outputs":[{"internalType":"uint256[]","name":"balances","type":"uint256[]"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"user","type":"address"}],"name":"getNextNonce","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"getPausedState","outputs":[{"internalType":"bool","name":"paused","type":"bool"},{"internalType":"uint256","name":"pauseWindowEndTime","type":"uint256"},{"internalType":"uint256","name":"bufferPeriodEndTime","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes32","name":"poolId","type":"bytes32"}],"name":"getPool","outputs":[{"internalType":"address","name":"","type":"address"},{"internalType":"enum IVault.PoolSpecialization","name":"","type":"uint8"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes32","name":"poolId","type":"bytes32"},{"internalType":"contract IERC20","name":"token","type":"address"}],"name":"getPoolTokenInfo","outputs":[{"internalType":"uint256","name":"cash","type":"uint256"},{"internalType":"uint256","name":"managed","type":"uint256"},{"internalType":"uint256","name":"lastChangeBlock","type":"uint256"},{"internalType":"address","name":"assetManager","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes32","name":"poolId","type":"bytes32"}],"name":"getPoolTokens","outputs":[{"internalType":"contract IERC20[]","name":"tokens","type":"address[]"},{"internalType":"uint256[]","name":"balances","type":"uint256[]"},{"internalType":"uint256","name":"lastChangeBlock","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"getProtocolFeesCollector","outputs":[{"internalType":"contract ProtocolFeesCollector","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"user","type":"address"},{"internalType":"address","name":"relayer","type":"address"}],"name":"hasApprovedRelayer","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes32","name":"poolId","type":"bytes32"},{"internalType":"address","name":"sender","type":"address"},{"internalType":"address","name":"recipient","type":"address"},{"components":[{"internalType":"contract IAsset[]","name":"assets","type":"address[]"},{"internalType":"uint256[]","name":"maxAmountsIn","type":"uint256[]"},{"internalType":"bytes","name":"userData","type":"bytes"},{"internalType":"bool","name":"fromInternalBalance","type":"bool"}],"internalType":"struct IVault.JoinPoolRequest","name":"request","type":"tuple"}],"name":"joinPool","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[{"components":[{"internalType":"enum IVault.PoolBalanceOpKind","name":"kind","type":"uint8"},{"internalType":"bytes32","name":"poolId","type":"bytes32"},{"internalType":"contract IERC20","name":"token","type":"address"},{"internalType":"uint256","name":"amount","type":"uint256"}],"internalType":"struct IVault.PoolBalanceOp[]","name":"ops","type":"tuple[]"}],"name":"managePoolBalance","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"components":[{"internalType":"enum IVault.UserBalanceOpKind","name":"kind","type":"uint8"},{"internalType":"contract IAsset","name":"asset","type":"address"},{"internalType":"uint256","name":"amount","type":"uint256"},{"internalType":"address","name":"sender","type":"address"},{"internalType":"address payable","name":"recipient","type":"address"}],"internalType":"struct IVault.UserBalanceOp[]","name":"ops","type":"tuple[]"}],"name":"manageUserBalance","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[{"internalType":"enum IVault.SwapKind","name":"kind","type":"uint8"},{"components":[{"internalType":"bytes32","name":"poolId","type":"bytes32"},{"internalType":"uint256","name":"assetInIndex","type":"uint256"},{"internalType":"uint256","name":"assetOutIndex","type":"uint256"},{"internalType":"uint256","name":"amount","type":"uint256"},{"internalType":"bytes","name":"userData","type":"bytes"}],"internalType":"struct IVault.BatchSwapStep[]","name":"swaps","type":"tuple[]"},{"internalType":"contract IAsset[]","name":"assets","type":"address[]"},{"components":[{"internalType":"address","name":"sender","type":"address"},{"internalType":"bool","name":"fromInternalBalance","type":"bool"},{"internalType":"address payable","name":"recipient","type":"address"},{"internalType":"bool","name":"toInternalBalance","type":"bool"}],"internalType":"struct IVault.FundManagement","name":"funds","type":"tuple"}],"name":"queryBatchSwap","outputs":[{"internalType":"int256[]","name":"","type":"int256[]"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"enum IVault.PoolSpecialization","name":"specialization","type":"uint8"}],"name":"registerPool","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes32","name":"poolId","type":"bytes32"},{"internalType":"contract IERC20[]","name":"tokens","type":"address[]"},{"internalType":"address[]","name":"assetManagers","type":"address[]"}],"name":"registerTokens","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"contract IAuthorizer","name":"newAuthorizer","type":"address"}],"name":"setAuthorizer","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bool","name":"paused","type":"bool"}],"name":"setPaused","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"sender","type":"address"},{"internalType":"address","name":"relayer","type":"address"},{"internalType":"bool","name":"approved","type":"bool"}],"name":"setRelayerApproval","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"components":[{"internalType":"bytes32","name":"poolId","type":"bytes32"},{"internalType":"enum IVault.SwapKind","name":"kind","type":"uint8"},{"internalType":"contract IAsset","name":"assetIn","type":"address"},{"internalType":"contract IAsset","name":"assetOut","type":"address"},{"internalType":"uint256","name":"amount","type":"uint256"},{"internalType":"bytes","name":"userData","type":"bytes"}],"internalType":"struct IVault.SingleSwap","name":"singleSwap","type":"tuple"},{"components":[{"internalType":"address","name":"sender","type":"address"},{"internalType":"bool","name":"fromInternalBalance","type":"bool"},{"internalType":"address payable","name":"recipient","type":"address"},{"internalType":"bool","name":"toInternalBalance","type":"bool"}],"internalType":"struct IVault.FundManagement","name":"funds","type":"tuple"},{"internalType":"uint256","name":"limit","type":"uint256"},{"internalType":"uint256","name":"deadline","type":"uint256"}],"name":"swap","outputs":[{"internalType":"uint256","name":"amountCalculated","type":"uint256"}],"stateMutability":"payable","type":"function"},{"stateMutability":"payable","type":"receive"}]
diff --git a/balancer_v2.ts b/balancer_v2.ts
@@ -0,0 +1,96 @@
+import BigNumber from 'bignumber.js'
+import { Contract } from 'ethers'
+import { JsonRpcProvider } from '@ethersproject/providers'
+import {
+    SOR as SOR2,
+    SwapTypes,
+    DisabledOptions,
+    SwapOptions,
+    PoolFilter,
+    fetchSubgraphPools
+} from '@balancer-labs/sor2'
+
+const abi = require('./abi')
+const addr = '0xBA12222222228d8Ba445958a75a0704d566BF2C8'
+
+const provider = new JsonRpcProvider(
+    `https://mainnet.infura.io/v3/${process.env.INFURA}`
+)
+const DAI = '0x6B175474E89094C44Da98b954EedeAC495271d0F'
+const USDC = '0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48'
+
+async function swap(swapType: SwapTypes, tokenIn: string, tokenOut: string, amountIn: BigNumber, gasPrice: BigNumber, swapCost: BigNumber) {
+    const network = await provider.getNetwork()
+    const chainId = network.chainId
+    const maxPools = 100
+    const disableOptions: DisabledOptions = {
+      isOverRide: false,
+      disabledTokens: []
+    }
+    const poolsSourceV2 = `https://storageapi.fleek.co/johngrantuk-team-bucket/poolsV2.json`
+    const subgraphPoolsV2 = `https://api.thegraph.com/subgraphs/name/balancer-labs/balancer-v2`
+    const sor2 = new SOR2(
+      provider,
+      gasPrice,
+      maxPools,
+      chainId,
+      poolsSourceV2,
+      swapCost,
+      disableOptions
+    )
+    const subgraphPools = await fetchSubgraphPools(subgraphPoolsV2)
+    const isPoolFetched = await sor2.fetchPools(true, subgraphPools)
+    if (!isPoolFetched) throw new Error('Should fetch pool')
+    const swapOptions: SwapOptions = {
+      poolTypeFilter: PoolFilter.All,
+      timestamp: Math.floor(Date.now() / 1000)
+    }
+    await sor2.setCostOutputToken(
+      tokenOut,
+      6,
+      swapCost
+    )
+    const swapInfo2 = await sor2.getSwaps(
+      tokenIn,
+      tokenOut,
+      swapType,
+      amountIn,
+      swapOptions
+    )
+
+    const vault = new Contract(addr, abi, provider)
+
+    if (swapInfo2.swaps.length > 1) {
+      console.log('Multi hop')
+    } else {
+      console.log('Single hop')
+    }
+    console.log('Swap return:')
+    console.log(swapInfo2)
+    const amounts = await vault.callStatic[
+      'queryBatchSwap(uint8,(bytes32,uint256,uint256,uint256,bytes)[],address[],(address,bool,address,bool))'
+    ](
+      swapType,
+      swapInfo2.swaps,
+      swapInfo2.tokenAddresses,
+      [
+        addr,
+        false,
+        addr,
+        false
+      ]
+    )
+    console.log('Query result:')
+    console.log(amounts.map((a) => a.toString()))
+}
+
+const amountIn = new BigNumber('1')
+const gasPrice = new BigNumber('30000000000')
+const swapCost = new BigNumber('1000000')
+console.log('Swap 1 usdc to ? dai')
+swap(SwapTypes.SwapExactIn, USDC, DAI, amountIn, gasPrice, swapCost)
+  .then(() => {
+    console.log('Swap ? usdc to 1 dai')
+    return swap(SwapTypes.SwapExactOut, USDC, DAI, amountIn, gasPrice, swapCost)
+  })
+  .catch(console.error)
Original file line number	Diff line number	Diff line change
		@@ -0,0 +1 @@
		[{"inputs":[{"internalType":"contract IAuthorizer","name":"authorizer","type":"address"},{"internalType":"contract IWETH","name":"weth","type":"address"},{"internalType":"uint256","name":"pauseWindowDuration","type":"uint256"},{"internalType":"uint256","name":"bufferPeriodDuration","type":"uint256"}],"stateMutability":"nonpayable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"contract IAuthorizer","name":"newAuthorizer","type":"address"}],"name":"AuthorizerChanged","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"contract IERC20","name":"token","type":"address"},{"indexed":true,"internalType":"address","name":"sender","type":"address"},{"indexed":false,"internalType":"address","name":"recipient","type":"address"},{"indexed":false,"internalType":"uint256","name":"amount","type":"uint256"}],"name":"ExternalBalanceTransfer","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"contract IFlashLoanRecipient","name":"recipient","type":"address"},{"indexed":true,"internalType":"contract IERC20","name":"token","type":"address"},{"indexed":false,"internalType":"uint256","name":"amount","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"feeAmount","type":"uint256"}],"name":"FlashLoan","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"user","type":"address"},{"indexed":true,"internalType":"contract IERC20","name":"token","type":"address"},{"indexed":false,"internalType":"int256","name":"delta","type":"int256"}],"name":"InternalBalanceChanged","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"bool","name":"paused","type":"bool"}],"name":"PausedStateChanged","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"bytes32","name":"poolId","type":"bytes32"},{"indexed":true,"internalType":"address","name":"liquidityProvider","type":"address"},{"indexed":false,"internalType":"contract IERC20[]","name":"tokens","type":"address[]"},{"indexed":false,"internalType":"int256[]","name":"deltas","type":"int256[]"},{"indexed":false,"internalType":"uint256[]","name":"protocolFeeAmounts","type":"uint256[]"}],"name":"PoolBalanceChanged","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"bytes32","name":"poolId","type":"bytes32"},{"indexed":true,"internalType":"address","name":"assetManager","type":"address"},{"indexed":true,"internalType":"contract IERC20","name":"token","type":"address"},{"indexed":false,"internalType":"int256","name":"cashDelta","type":"int256"},{"indexed":false,"internalType":"int256","name":"managedDelta","type":"int256"}],"name":"PoolBalanceManaged","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"bytes32","name":"poolId","type":"bytes32"},{"indexed":true,"internalType":"address","name":"poolAddress","type":"address"},{"indexed":false,"internalType":"enum IVault.PoolSpecialization","name":"specialization","type":"uint8"}],"name":"PoolRegistered","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"relayer","type":"address"},{"indexed":true,"internalType":"address","name":"sender","type":"address"},{"indexed":false,"internalType":"bool","name":"approved","type":"bool"}],"name":"RelayerApprovalChanged","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"bytes32","name":"poolId","type":"bytes32"},{"indexed":true,"internalType":"contract IERC20","name":"tokenIn","type":"address"},{"indexed":true,"internalType":"contract IERC20","name":"tokenOut","type":"address"},{"indexed":false,"internalType":"uint256","name":"amountIn","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"amountOut","type":"uint256"}],"name":"Swap","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"bytes32","name":"poolId","type":"bytes32"},{"indexed":false,"internalType":"contract IERC20[]","name":"tokens","type":"address[]"}],"name":"TokensDeregistered","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"bytes32","name":"poolId","type":"bytes32"},{"indexed":false,"internalType":"contract IERC20[]","name":"tokens","type":"address[]"},{"indexed":false,"internalType":"address[]","name":"assetManagers","type":"address[]"}],"name":"TokensRegistered","type":"event"},{"inputs":[],"name":"WETH","outputs":[{"internalType":"contract IWETH","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"enum IVault.SwapKind","name":"kind","type":"uint8"},{"components":[{"internalType":"bytes32","name":"poolId","type":"bytes32"},{"internalType":"uint256","name":"assetInIndex","type":"uint256"},{"internalType":"uint256","name":"assetOutIndex","type":"uint256"},{"internalType":"uint256","name":"amount","type":"uint256"},{"internalType":"bytes","name":"userData","type":"bytes"}],"internalType":"struct IVault.BatchSwapStep[]","name":"swaps","type":"tuple[]"},{"internalType":"contract IAsset[]","name":"assets","type":"address[]"},{"components":[{"internalType":"address","name":"sender","type":"address"},{"internalType":"bool","name":"fromInternalBalance","type":"bool"},{"internalType":"address payable","name":"recipient","type":"address"},{"internalType":"bool","name":"toInternalBalance","type":"bool"}],"internalType":"struct IVault.FundManagement","name":"funds","type":"tuple"},{"internalType":"int256[]","name":"limits","type":"int256[]"},{"internalType":"uint256","name":"deadline","type":"uint256"}],"name":"batchSwap","outputs":[{"internalType":"int256[]","name":"assetDeltas","type":"int256[]"}],"stateMutability":"payable","type":"function"},{"inputs":[{"internalType":"bytes32","name":"poolId","type":"bytes32"},{"internalType":"contract IERC20[]","name":"tokens","type":"address[]"}],"name":"deregisterTokens","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes32","name":"poolId","type":"bytes32"},{"internalType":"address","name":"sender","type":"address"},{"internalType":"address payable","name":"recipient","type":"address"},{"components":[{"internalType":"contract IAsset[]","name":"assets","type":"address[]"},{"internalType":"uint256[]","name":"minAmountsOut","type":"uint256[]"},{"internalType":"bytes","name":"userData","type":"bytes"},{"internalType":"bool","name":"toInternalBalance","type":"bool"}],"internalType":"struct IVault.ExitPoolRequest","name":"request","type":"tuple"}],"name":"exitPool","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"contract IFlashLoanRecipient","name":"recipient","type":"address"},{"internalType":"contract IERC20[]","name":"tokens","type":"address[]"},{"internalType":"uint256[]","name":"amounts","type":"uint256[]"},{"internalType":"bytes","name":"userData","type":"bytes"}],"name":"flashLoan","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes4","name":"selector","type":"bytes4"}],"name":"getActionId","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"getAuthorizer","outputs":[{"internalType":"contract IAuthorizer","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"getDomainSeparator","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"user","type":"address"},{"internalType":"contract IERC20[]","name":"tokens","type":"address[]"}],"name":"getInternalBalance","outputs":[{"internalType":"uint256[]","name":"balances","type":"uint256[]"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"user","type":"address"}],"name":"getNextNonce","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"getPausedState","outputs":[{"internalType":"bool","name":"paused","type":"bool"},{"internalType":"uint256","name":"pauseWindowEndTime","type":"uint256"},{"internalType":"uint256","name":"bufferPeriodEndTime","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes32","name":"poolId","type":"bytes32"}],"name":"getPool","outputs":[{"internalType":"address","name":"","type":"address"},{"internalType":"enum IVault.PoolSpecialization","name":"","type":"uint8"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes32","name":"poolId","type":"bytes32"},{"internalType":"contract IERC20","name":"token","type":"address"}],"name":"getPoolTokenInfo","outputs":[{"internalType":"uint256","name":"cash","type":"uint256"},{"internalType":"uint256","name":"managed","type":"uint256"},{"internalType":"uint256","name":"lastChangeBlock","type":"uint256"},{"internalType":"address","name":"assetManager","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes32","name":"poolId","type":"bytes32"}],"name":"getPoolTokens","outputs":[{"internalType":"contract IERC20[]","name":"tokens","type":"address[]"},{"internalType":"uint256[]","name":"balances","type":"uint256[]"},{"internalType":"uint256","name":"lastChangeBlock","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"getProtocolFeesCollector","outputs":[{"internalType":"contract ProtocolFeesCollector","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"user","type":"address"},{"internalType":"address","name":"relayer","type":"address"}],"name":"hasApprovedRelayer","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes32","name":"poolId","type":"bytes32"},{"internalType":"address","name":"sender","type":"address"},{"internalType":"address","name":"recipient","type":"address"},{"components":[{"internalType":"contract IAsset[]","name":"assets","type":"address[]"},{"internalType":"uint256[]","name":"maxAmountsIn","type":"uint256[]"},{"internalType":"bytes","name":"userData","type":"bytes"},{"internalType":"bool","name":"fromInternalBalance","type":"bool"}],"internalType":"struct IVault.JoinPoolRequest","name":"request","type":"tuple"}],"name":"joinPool","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[{"components":[{"internalType":"enum IVault.PoolBalanceOpKind","name":"kind","type":"uint8"},{"internalType":"bytes32","name":"poolId","type":"bytes32"},{"internalType":"contract IERC20","name":"token","type":"address"},{"internalType":"uint256","name":"amount","type":"uint256"}],"internalType":"struct IVault.PoolBalanceOp[]","name":"ops","type":"tuple[]"}],"name":"managePoolBalance","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"components":[{"internalType":"enum IVault.UserBalanceOpKind","name":"kind","type":"uint8"},{"internalType":"contract IAsset","name":"asset","type":"address"},{"internalType":"uint256","name":"amount","type":"uint256"},{"internalType":"address","name":"sender","type":"address"},{"internalType":"address payable","name":"recipient","type":"address"}],"internalType":"struct IVault.UserBalanceOp[]","name":"ops","type":"tuple[]"}],"name":"manageUserBalance","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[{"internalType":"enum IVault.SwapKind","name":"kind","type":"uint8"},{"components":[{"internalType":"bytes32","name":"poolId","type":"bytes32"},{"internalType":"uint256","name":"assetInIndex","type":"uint256"},{"internalType":"uint256","name":"assetOutIndex","type":"uint256"},{"internalType":"uint256","name":"amount","type":"uint256"},{"internalType":"bytes","name":"userData","type":"bytes"}],"internalType":"struct IVault.BatchSwapStep[]","name":"swaps","type":"tuple[]"},{"internalType":"contract IAsset[]","name":"assets","type":"address[]"},{"components":[{"internalType":"address","name":"sender","type":"address"},{"internalType":"bool","name":"fromInternalBalance","type":"bool"},{"internalType":"address payable","name":"recipient","type":"address"},{"internalType":"bool","name":"toInternalBalance","type":"bool"}],"internalType":"struct IVault.FundManagement","name":"funds","type":"tuple"}],"name":"queryBatchSwap","outputs":[{"internalType":"int256[]","name":"","type":"int256[]"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"enum IVault.PoolSpecialization","name":"specialization","type":"uint8"}],"name":"registerPool","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes32","name":"poolId","type":"bytes32"},{"internalType":"contract IERC20[]","name":"tokens","type":"address[]"},{"internalType":"address[]","name":"assetManagers","type":"address[]"}],"name":"registerTokens","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"contract IAuthorizer","name":"newAuthorizer","type":"address"}],"name":"setAuthorizer","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bool","name":"paused","type":"bool"}],"name":"setPaused","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"sender","type":"address"},{"internalType":"address","name":"relayer","type":"address"},{"internalType":"bool","name":"approved","type":"bool"}],"name":"setRelayerApproval","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"components":[{"internalType":"bytes32","name":"poolId","type":"bytes32"},{"internalType":"enum IVault.SwapKind","name":"kind","type":"uint8"},{"internalType":"contract IAsset","name":"assetIn","type":"address"},{"internalType":"contract IAsset","name":"assetOut","type":"address"},{"internalType":"uint256","name":"amount","type":"uint256"},{"internalType":"bytes","name":"userData","type":"bytes"}],"internalType":"struct IVault.SingleSwap","name":"singleSwap","type":"tuple"},{"components":[{"internalType":"address","name":"sender","type":"address"},{"internalType":"bool","name":"fromInternalBalance","type":"bool"},{"internalType":"address payable","name":"recipient","type":"address"},{"internalType":"bool","name":"toInternalBalance","type":"bool"}],"internalType":"struct IVault.FundManagement","name":"funds","type":"tuple"},{"internalType":"uint256","name":"limit","type":"uint256"},{"internalType":"uint256","name":"deadline","type":"uint256"}],"name":"swap","outputs":[{"internalType":"uint256","name":"amountCalculated","type":"uint256"}],"stateMutability":"payable","type":"function"},{"stateMutability":"payable","type":"receive"}]