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: auth(Storage, Capabilities) &Account) { let flowVault = userAccount.storage.borrow(from: /storage/flowTokenVault)! let inVault <- flowVault.withdraw(amount: flowAmount) as! @FlowToken.Vault var stFlowVaultRef = userAccount.storage.borrow<&stFlowToken.Vault>(from: stFlowToken.tokenVaultPath) if stFlowVaultRef == nil { userAccount.storage.save(<- stFlowToken.createEmptyVault(vaultType: Type<@stFlowToken.Vault>()), to: stFlowToken.tokenVaultPath) userAccount.capabilities.unpublish(stFlowToken.tokenReceiverPath) userAccount.capabilities.unpublish(stFlowToken.tokenBalancePath) userAccount.capabilities.publish( userAccount.capabilities.storage.issue<&{FungibleToken.Receiver}>(stFlowToken.tokenVaultPath), at: stFlowToken.tokenReceiverPath ) userAccount.capabilities.publish( userAccount.capabilities.storage.issue<&{FungibleToken.Balance}>(stFlowToken.tokenVaultPath), at: stFlowToken.tokenBalancePath ) stFlowVaultRef = userAccount.storage.borrow<&stFlowToken.Vault>(from: stFlowToken.tokenVaultPath) } let poolRefV1 = getAccount(0x396c0cda3302d8c5).capabilities.borrow<&{SwapInterfaces.PairPublic}>(/public/increment_swap_pair)! let poolRefStable = getAccount(0xc353b9d685ec427d).capabilities.borrow<&{SwapInterfaces.PairPublic}>(/public/increment_swap_pair)! let estimatedStakeOut = LiquidStaking.calcStFlowFromFlow(flowAmount: flowAmount) let estimatedSwapOutV1 = poolRefV1.getAmountOut(amountIn: flowAmount, tokenInKey: "A.1654653399040a61.FlowToken") let estimatedSwapOutStable = poolRefStable.getAmountOut(amountIn: flowAmount, tokenInKey: "A.1654653399040a61.FlowToken") let estimatedSwapOut = estimatedSwapOutStable > estimatedSwapOutV1 ? estimatedSwapOutStable:estimatedSwapOutV1 let estimatedSwapPoolRef = estimatedSwapOutStable > estimatedSwapOutV1 ? poolRefStable : poolRefV1 if estimatedStakeOut > estimatedSwapOut { let outVault <- LiquidStaking.stake(flowVault: <-inVault) stFlowVaultRef!.deposit(from: <-outVault) } else { let outVault <- estimatedSwapPoolRef.swap(vaultIn: <- inVault, exactAmountOut: nil) stFlowVaultRef!.deposit(from: <-outVault) } } }

INVALID_KEY

Transaction