import FUSD from 0x3c5959b568896393 import NonFungibleToken from 0x1d7e57aa55817448 import TFCItems from 0x81e95660ab5308e1 import NFTStorefront from 0x4eb8a10cb9f87357 import FungibleToken from 0xf233dcee88fe0abe /* This transaction is used to buy a TFCItem for FUSD */ transaction(storefrontAddress: Address, listingResourceID: UInt64, buyPrice: UFix64) { let paymentVault: @FungibleToken.Vault let TFCItemsCollection: &TFCItems.Collection{NonFungibleToken.Receiver} let storefront: &NFTStorefront.Storefront{NFTStorefront.StorefrontPublic} let listing: &NFTStorefront.Listing{NFTStorefront.ListingPublic} prepare(acct: AuthAccount) { if acct.borrow<&TFCItems.Collection>(from: TFCItems.CollectionStoragePath) == nil { acct.save(<-TFCItems.createEmptyCollection(), to: TFCItems.CollectionStoragePath) acct.unlink(TFCItems.CollectionPublicPath) acct.link<&TFCItems.Collection{NonFungibleToken.CollectionPublic, TFCItems.TFCItemsCollectionPublic}>(TFCItems.CollectionPublicPath, target: TFCItems.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 mainFlowVault = acct.borrow<&FUSD.Vault>(from: /storage/fusdVault) ?? panic("Cannot borrow FUSD vault from acct storage") self.paymentVault <- mainFlowVault.withdraw(amount: price) self.TFCItemsCollection = acct.borrow<&TFCItems.Collection{NonFungibleToken.Receiver}>( from: TFCItems.CollectionStoragePath ) ?? panic("Cannot borrow NFT collection receiver from account") } execute { let item <- self.listing.purchase( payment: <-self.paymentVault ) self.TFCItemsCollection.deposit(token: <-item) // Be kind and recycle self.storefront.cleanup(listingResourceID: listingResourceID) } }

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