import FungibleToken from 0xf233dcee88fe0abe import FlowToken from 0x1654653399040a61 import NonFungibleToken from 0x1d7e57aa55817448 import EnemyMetal from 0xa38d9dda1d06fdea // This transaction is for buying a NFT mint using flow tokens transaction(flowAmount: UFix64, payees: [Address], payeesShares: [UFix64], recipient: Address, metadataArray: [String], claimMetadatasArray: [[String]]) { let minter: &EnemyMetal.NFTMinter let buyerVault: &FlowToken.Vault{FungibleToken.Provider} var nfts: [EnemyMetal.NFTData] prepare(minter: AuthAccount, buyer: AuthAccount) { pre { metadataArray.length == claimMetadatasArray.length : "metadata array must be same size of claim metadatas array" payees.length > 0 : "need to provide atleast one payee" payees.length == payeesShares.length : "need to define each payee share" } var x = 0 var sum = 0.0 while x < payeesShares.length { sum = sum + payeesShares[x] x = x + 1 } if(sum < 1.0 || sum > 1.0) { panic("payees shares need to be equal to 100%") } // borrow a reference to the NFTMinter resource in storage self.minter = minter.borrow<&EnemyMetal.NFTMinter>(from: EnemyMetal.MinterStoragePath) ?? panic("Could not borrow a reference to the NFT minter") // build nfts data struct self.nfts = []; x = 0; while x < metadataArray.length { var claims: [EnemyMetal.NFTData] = []; var currClaims: [String] = claimMetadatasArray[x]; var y = 0; while y < currClaims.length { claims.append(EnemyMetal.NFTData(editionID: 0, metadata: currClaims[y], components: [], claims: [])); y = y + 1; } self.nfts.append(EnemyMetal.NFTData(editionID: 0, metadata: metadataArray[x], components: [], claims: claims)); x = x + 1; } self.buyerVault = buyer.borrow<&FlowToken.Vault{FungibleToken.Provider}>(from: /storage/flowTokenVault)! } execute { // deposit tokens to payees var x = 0 while x < payees.length { let payeeCap = getAccount(payees[x]).getCapability<&{FungibleToken.Receiver}>(/public/flowTokenReceiver) if let vaultRef = payeeCap.borrow() { vaultRef.deposit(from: <-self.buyerVault.withdraw(amount: UFix64(flowAmount * payeesShares[x]))) } else { panic("couldn't get payee vault ref") } x = x + 1 } // Get the public account object for the recipient let recipient = getAccount(recipient) // Borrow the recipient's public NFT collection reference let receiver = recipient .getCapability(EnemyMetal.CollectionPublicPath)! .borrow<&{NonFungibleToken.CollectionPublic}>() ?? panic("Could not get receiver reference to the NFT Collection") x = 0; while x < self.nfts.length { // Mint the NFT and deposit it to the recipient's collection self.minter.mintNFT(recipient: receiver, data: self.nfts[x]); x = x + 1; } } }

Transaction