import FungibleToken from 0xf233dcee88fe0abe import NonFungibleToken from 0x1d7e57aa55817448 import FlowStorageFees from 0xe467b9dd11fa00df import FantastecNFT, IFantastecPackNFT, FantastecPackNFT, FantastecSwapDataV2, FantastecSwapDataProperties, StoreManagerV3 from 0x4bbff461fa8f6192 transaction(packId: UInt64, productId: UInt64, nfts: [{String: String}], gifteeNFTAddress: Address) { let minter: &FantastecNFT.NFTMinter let packNFTOperator: &FantastecPackNFT.FantastecPackNFTOperator let gifteePackReceiver: &{NonFungibleToken.CollectionPublic} let flowTokenProvider: &{FungibleToken.Provider} let dataManager: &StoreManagerV3.DataManager prepare(gifteeNFTAccount: AuthAccount, fantastecAccount: AuthAccount) { // borrow a reference to the NFTMinter resource in storage self.minter = fantastecAccount.borrow<&FantastecNFT.NFTMinter>(from: FantastecNFT.MinterStoragePath) ?? panic("Could not borrow a reference to the NFT minter - ".concat(fantastecAccount.address.toString())) // borrow a reference to the packNFTOperator resource in storage self.packNFTOperator = fantastecAccount.borrow<&FantastecPackNFT.FantastecPackNFTOperator>(from: FantastecPackNFT.OperatorStoragePath) ?? panic("Could not borrow a reference to the Pack NFT operator - ".concat(fantastecAccount.address.toString())) // if the account doesn't already have a regular FantastecPackNFT collection, then create one if gifteeNFTAccount.borrow<&FantastecPackNFT.Collection>(from: FantastecPackNFT.CollectionStoragePath) == nil { // create a new empty collection let collection <- FantastecPackNFT.createEmptyCollection() // save it to the account gifteeNFTAccount.save(<-collection, to: FantastecPackNFT.CollectionStoragePath) // create a public capability for the collection gifteeNFTAccount.link<&FantastecPackNFT.Collection{NonFungibleToken.CollectionPublic, IFantastecPackNFT.IFantastecPackNFTCollectionPublic}>( FantastecPackNFT.CollectionPublicPath, target: FantastecPackNFT.CollectionStoragePath ) } // borrow a reference to the buyer's FantastecPackNFT collection self.gifteePackReceiver = gifteeNFTAccount .getCapability(FantastecPackNFT.CollectionPublicPath) .borrow<&{NonFungibleToken.CollectionPublic}>() ?? panic("Could not get receiver reference to the buyer's Pack NFT Collection - ".concat(gifteeNFTAddress.toString())) // assign provider of Flow tokens in case they need topping up // NOTE: this should always be borrowed from the Fantastec account in practice self.flowTokenProvider = fantastecAccount.borrow<&{FungibleToken.Provider}>(from: /storage/flowTokenVault)! self.dataManager = fantastecAccount.borrow<&StoreManagerV3.DataManager>(from: StoreManagerV3.StoreManagerDataPath) ?? panic("Store manager DataManager resource not found") // rudimentary test, ensure all cards exists on the contract for nft in nfts { let cardIdString = nft["c"] let cardId = FantastecSwapDataProperties.parseUInt64(cardIdString!) FantastecSwapDataV2.getCardById(id: cardId!) ?? panic("Unknown card ID: ".concat(cardId!.toString())) } } execute { // mint a pack NFT let packNFT: @FantastecPackNFT.NFT <- self.packNFTOperator.mint(packId: packId, productId: productId) let packNFTID: UInt64 = packNFT.id // mint all card NFTs var index = 0 for nft in nfts { let cardIdString = nft.remove(key: "c") let cardId = FantastecSwapDataProperties.parseUInt64(cardIdString) let mintNumberString = nft.remove(key: "m") let mintNumber = FantastecSwapDataProperties.parseUInt64(mintNumberString) let edition: UInt64 = 1 // edition will be always be 1 for existing user NFTs let licence = nft.remove(key: "l") let dateMinted = nft.remove(key: "dm") let cardNFT: @FantastecNFT.NFT <- self.minter.mintAndReturnNFT( cardId: cardId!, edition: edition, mintNumber: mintNumber!, licence: licence!, dateMinted: dateMinted!, metadata: nft) index = index + 1 self.packNFTOperator.addFantastecNFT(id: packNFTID, nft: <- cardNFT) } // Put the pack in the giftee's pack NFT collection self.gifteePackReceiver.deposit(token: <- packNFT) // Decrement stock levels in the store self.dataManager.decrementProductVolumeForSale(productId: productId) // check if Flow tokens need topping up var gifteePublicNFTAccount = getAccount(gifteeNFTAddress) if (gifteePublicNFTAccount.storageUsed > gifteePublicNFTAccount.storageCapacity) { var extraStorageRequiredBytes = gifteePublicNFTAccount.storageUsed - gifteePublicNFTAccount.storageCapacity log("Extra storage bytes required: ".concat(extraStorageRequiredBytes.toString())) var extraStorageRequiredMb = FlowStorageFees.convertUInt64StorageBytesToUFix64Megabytes(extraStorageRequiredBytes) var flowRequired = FlowStorageFees.storageCapacityToFlow(extraStorageRequiredMb) log("Adding flow to account: ".concat(flowRequired.toString())) let vault: @FungibleToken.Vault <- self.flowTokenProvider.withdraw(amount: flowRequired) gifteePublicNFTAccount .getCapability(/public/flowTokenReceiver)! .borrow<&{FungibleToken.Receiver}>()! .deposit(from: <- vault) } log("Done") } }

Transaction