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 sell a TFCItem for FUSD. 5% of the sale's revenue will be taken as a cut by the TFC Marketplace. */ transaction(saleItemID: UInt64, saleItemPrice: UFix64, marketCutAddress: Address) { let userFusdReceiver: Capability<&FUSD.Vault{FungibleToken.Receiver}> let marketFusdReceiver: Capability<&FUSD.Vault{FungibleToken.Receiver}> let TFCItemsProvider: Capability<&TFCItems.Collection{NonFungibleToken.Provider, NonFungibleToken.CollectionPublic}> let storefront: &NFTStorefront.Storefront prepare(acct: AuthAccount) { // Create Storefront if it doesn't exist if acct.borrow<&NFTStorefront.Storefront>(from: NFTStorefront.StorefrontStoragePath) == nil { let storefront <- NFTStorefront.createStorefront() as! @NFTStorefront.Storefront acct.save(<-storefront, to: NFTStorefront.StorefrontStoragePath) acct.link<&NFTStorefront.Storefront{NFTStorefront.StorefrontPublic}>( NFTStorefront.StorefrontPublicPath, target: NFTStorefront.StorefrontStoragePath) } // We need a provider capability, but one is not provided by default so we create one if needed. let TFCItemsCollectionProviderPrivatePath = /private/TFCItemsCollectionProviderForNFTStorefront // Initialize vault capability if it isn't already initialized if acct.borrow<&FUSD.Vault>(from: /storage/fusdVault) == nil { acct.save(<-FUSD.createEmptyVault(), to: /storage/fusdVault) acct.link<&FUSD.Vault{FungibleToken.Receiver}>(/public/fusdReceiver, target: /storage/fusdVault) acct.link<&FUSD.Vault{FungibleToken.Balance}>(/public/fusdBalance, target: /storage/fusdVault) } self.userFusdReceiver = acct.getCapability<&FUSD.Vault{FungibleToken.Receiver}>(/public/fusdReceiver)! assert(self.userFusdReceiver.borrow() != nil, message: "Missing or mis-typed user FUSD receiver") self.marketFusdReceiver = getAccount(marketCutAddress).getCapability<&FUSD.Vault{FungibleToken.Receiver}>(/public/fusdReceiver)! assert(self.marketFusdReceiver.borrow() != nil, message: "Missing or mis-typed market FUSD receiver") if !acct.getCapability<&TFCItems.Collection{NonFungibleToken.Provider, NonFungibleToken.CollectionPublic}>(TFCItemsCollectionProviderPrivatePath)!.check() { acct.link<&TFCItems.Collection{NonFungibleToken.Provider, NonFungibleToken.CollectionPublic}>(TFCItemsCollectionProviderPrivatePath, target: TFCItems.CollectionStoragePath) } self.TFCItemsProvider = acct.getCapability<&TFCItems.Collection{NonFungibleToken.Provider, NonFungibleToken.CollectionPublic}>(TFCItemsCollectionProviderPrivatePath)! assert(self.TFCItemsProvider.borrow() != nil, message: "Missing or mis-typed TFCItems.Collection provider") self.storefront = acct.borrow<&NFTStorefront.Storefront>(from: NFTStorefront.StorefrontStoragePath) ?? panic("Missing or mis-typed NFTStorefront Storefront") } execute { let userSaleCut = NFTStorefront.SaleCut( receiver: self.userFusdReceiver, amount: saleItemPrice * 0.95 ) let marketSaleCut = NFTStorefront.SaleCut( receiver: self.marketFusdReceiver, amount: saleItemPrice * 0.05 ) self.storefront.createListing( nftProviderCapability: self.TFCItemsProvider, nftType: Type<@TFCItems.NFT>(), nftID: saleItemID, salePaymentVaultType: Type<@FUSD.Vault>(), saleCuts: [userSaleCut, marketSaleCut] ) } }

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