import FungibleToken from 0xf233dcee88fe0abe import NonFungibleToken from 0x1d7e57aa55817448 import NFTStorefront from 0x4eb8a10cb9f87357 import FlowToken from 0x1654653399040a61 import MatrixWorldFlowFestNFT from 0x2d2750f240198f91 transaction(listingResourceID: UInt64, storefrontAddress: Address, buyPrice: UFix64) { let paymentVault: @FungibleToken.Vault let nftCollection: &MatrixWorldFlowFestNFT.Collection{NonFungibleToken.Receiver} let storefront: &NFTStorefront.Storefront{NFTStorefront.StorefrontPublic} let listing: &NFTStorefront.Listing{NFTStorefront.ListingPublic} prepare(signer: AuthAccount) { if signer.borrow<&MatrixWorldFlowFestNFT.Collection>(from: MatrixWorldFlowFestNFT.CollectionStoragePath) == nil { signer.save(<-MatrixWorldFlowFestNFT.createEmptyCollection(), to: MatrixWorldFlowFestNFT.CollectionStoragePath) signer.link<&MatrixWorldFlowFestNFT.Collection{NonFungibleToken.CollectionPublic, MatrixWorldFlowFestNFT.MatrixWorldFlowFestNFTCollectionPublic}>(MatrixWorldFlowFestNFT.CollectionPublicPath, target: MatrixWorldFlowFestNFT.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 flowTokenVault = signer.borrow<&FlowToken.Vault>(from: /storage/flowTokenVault) ?? panic("Cannot borrow FlowToken vault from signer storage") self.paymentVault <- flowTokenVault.withdraw(amount: price) self.nftCollection = signer.borrow<&MatrixWorldFlowFestNFT.Collection{NonFungibleToken.Receiver}>(from: MatrixWorldFlowFestNFT.CollectionStoragePath) ?? panic("Cannot borrow NFT collection receiver from account") } execute { let item <- self.listing.purchase(payment: <-self.paymentVault) self.nftCollection.deposit(token: <-item) self.storefront.cleanup(listingResourceID: listingResourceID) } }

CODE_ERROR

Transaction