import FungibleToken from 0xf233dcee88fe0abe import NonFungibleToken from 0x1d7e57aa55817448 import FlowToken from 0x1654653399040a61 import MugenNFT from 0x2cd46d41da4ce262 import NFTStorefront from 0x4eb8a10cb9f87357 transaction(listingResourceID: UInt64, storefrontAddress: Address) { let paymentVault: @FungibleToken.Vault let mugenNFTCollection: &MugenNFT.Collection{NonFungibleToken.Receiver} let storefront: &NFTStorefront.Storefront{NFTStorefront.StorefrontPublic} let listing: &NFTStorefront.Listing{NFTStorefront.ListingPublic} prepare(acct: AuthAccount) { // If the account doesn't already have a Storefront if acct.borrow<&NFTStorefront.Storefront>(from: NFTStorefront.StorefrontStoragePath) == nil { // Create a new empty .Storefront let storefront <- NFTStorefront.createStorefront() as! @NFTStorefront.Storefront // save it to the account acct.save(<-storefront, to: NFTStorefront.StorefrontStoragePath) // create a public capability for the .Storefront acct.link<&NFTStorefront.Storefront{NFTStorefront.StorefrontPublic}>(NFTStorefront.StorefrontPublicPath, target: NFTStorefront.StorefrontStoragePath) } // Return early if the account already has a collection if acct.borrow<&MugenNFT.Collection>(from: MugenNFT.CollectionStoragePath) == nil { // Create a new empty collection let collection <- MugenNFT.createEmptyCollection() // save it to the account acct.save(<-collection, to: MugenNFT.CollectionStoragePath) log(acct.address) // create a public capability for the collection acct.link<&{NonFungibleToken.CollectionPublic}>( MugenNFT.CollectionPublicPath, target: MugenNFT.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 let mainFlowVault = acct.borrow<&FlowToken.Vault>(from: /storage/flowTokenVault) ?? panic("Cannot borrow FlowToken vault from acct storage") self.paymentVault <- mainFlowVault.withdraw(amount: price) self.mugenNFTCollection = acct.borrow<&MugenNFT.Collection{NonFungibleToken.Receiver}>( from: MugenNFT.CollectionStoragePath ) ?? panic("Cannot borrow NFT collection receiver from account") } execute { let item <- self.listing.purchase( payment: <-self.paymentVault ) self.mugenNFTCollection.deposit(token: <-item) /* //- error: Execution failed: computation limited exceeded: 100 */ // Be kind and recycle //self.storefront.cleanup(listingResourceID: listingResourceID) } //- Post to check item is in collection? }

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