import LiquidStaking from 0xd6f80565193ad727 import stFlowToken from 0xd6f80565193ad727 import FlowToken from 0x1654653399040a61 import FungibleToken from 0xf233dcee88fe0abe import SwapInterfaces from 0xb78ef7afa52ff906 transaction(flowAmount: UFix64) { prepare(userAccount: AuthAccount) { let flowVault = userAccount.borrow<&FlowToken.Vault>(from: /storage/flowTokenVault)! let inVault <- flowVault.withdraw(amount: flowAmount) as! @FlowToken.Vault var stFlowVaultRef = userAccount.borrow<&stFlowToken.Vault>(from: stFlowToken.tokenVaultPath) if stFlowVaultRef == nil { userAccount.save(<- stFlowToken.createEmptyVault(), to: stFlowToken.tokenVaultPath) userAccount.unlink(stFlowToken.tokenReceiverPath) userAccount.unlink(stFlowToken.tokenBalancePath) userAccount.link<&stFlowToken.Vault{FungibleToken.Receiver}>(stFlowToken.tokenReceiverPath, target: stFlowToken.tokenVaultPath) userAccount.link<&stFlowToken.Vault{FungibleToken.Balance}>(stFlowToken.tokenBalancePath, target: stFlowToken.tokenVaultPath) stFlowVaultRef = userAccount.borrow<&stFlowToken.Vault>(from: stFlowToken.tokenVaultPath) } let poolCapV1 = getAccount(0x396c0cda3302d8c5).getCapability<&{SwapInterfaces.PairPublic}>(/public/increment_swap_pair).borrow()! let poolCapStable = getAccount(0xc353b9d685ec427d).getCapability<&{SwapInterfaces.PairPublic}>(/public/increment_swap_pair).borrow()! let estimatedStakeOut = LiquidStaking.calcStFlowFromFlow(flowAmount: flowAmount) let estimatedSwapOutV1 = poolCapV1.getAmountOut(amountIn: flowAmount, tokenInKey: "A.1654653399040a61.FlowToken") let estimatedSwapOutStable = poolCapStable.getAmountOut(amountIn: flowAmount, tokenInKey: "A.1654653399040a61.FlowToken") let estimatedSwapOut = (estimatedSwapOutStable>estimatedSwapOutV1)? estimatedSwapOutStable:estimatedSwapOutV1 let estimatedSwapPoolCap = (estimatedSwapOutStable>estimatedSwapOutV1)? poolCapStable:poolCapV1 if estimatedStakeOut > estimatedSwapOut { let outVault <- LiquidStaking.stake(flowVault: <-inVault) stFlowVaultRef!.deposit(from: <-outVault) } else { let outVault <- estimatedSwapPoolCap.swap(vaultIn: <- inVault, exactAmountOut: nil) stFlowVaultRef!.deposit(from: <-outVault) } } }

Transaction