import FungibleToken from 0xf233dcee88fe0abe import NonFungibleToken from 0x1d7e57aa55817448 import NFTStorefront from 0x4eb8a10cb9f87357 import Marketplace from 0xdc5127882cacf8d9 import FlowToken from 0x1654653399040a61 import RaceDay_NFT from 0x329feb3ab062d289 transaction(listingResourceID: UInt64, storefrontAddress: Address, buyPrice: UFix64) { let paymentVault: @FungibleToken.Vault let storefront: &NFTStorefront.Storefront{NFTStorefront.StorefrontPublic} let nftCollection: &{NonFungibleToken.Receiver} let listing: &NFTStorefront.Listing{NFTStorefront.ListingPublic} prepare(signer: AuthAccount) { // Create a collection to store the purchase if none present if signer.borrow<&RaceDay_NFT.Collection>(from: RaceDay_NFT.CollectionStoragePath) == nil { signer.save(<- RaceDay_NFT.createEmptyCollection(), to: RaceDay_NFT.CollectionStoragePath) signer.link<&{NonFungibleToken.CollectionPublic, RaceDay_NFT.RaceDay_NFTCollectionPublic}>( RaceDay_NFT.CollectionPublicPath, target: RaceDay_NFT.CollectionStoragePath ) } self.storefront = getAccount(storefrontAddress) .getCapability<&NFTStorefront.Storefront{NFTStorefront.StorefrontPublic}>(NFTStorefront.StorefrontPublicPath) .borrow() ?? panic("Could not borrow Storefront from provided address") self.listing = self.storefront.borrowListing(listingResourceID: listingResourceID) ?? panic("No Offer with that ID in Storefront") let price = self.listing.getDetails().salePrice assert(buyPrice == price, message: "buyPrice is NOT same with salePrice") let targetTokenVault = signer.borrow<&{FungibleToken.Provider}>(from: /storage/flowTokenVault) ?? panic("Cannot borrow target token vault from signer storage") self.paymentVault <- targetTokenVault.withdraw(amount: price) self.nftCollection = signer.borrow<&{NonFungibleToken.Receiver}>(from: RaceDay_NFT.CollectionStoragePath) ?? panic("Cannot borrow NFT collection receiver from account") } execute { let item <- self.listing.purchase(payment: <-self.paymentVault) self.nftCollection.deposit(token: <-item) // Be kind and recycle self.storefront.cleanup(listingResourceID: listingResourceID) Marketplace.removeListing(id: listingResourceID) } }

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