import Inbox from 0xde7a5daf9df48c65 import Pack from 0xde7a5daf9df48c65 import NonFungibleToken from 0x1d7e57aa55817448 import MetadataViews from 0x1d7e57aa55817448 import FungibleToken from 0xf233dcee88fe0abe import FUSD from 0x3c5959b568896393 pub fun hasPackCollection(_ address: Address): Bool { return getAccount(address) .getCapability<&Pack.Collection{NonFungibleToken.CollectionPublic, Pack.PackCollectionPublic}>(Pack.CollectionPublicPath) .check() } transaction(adminAcct: Address, quantity: Int) { let centralizedInboxRef: &Inbox.CentralizedInbox{Inbox.Public} let packCollectionRef: &Pack.Collection{NonFungibleToken.Receiver} let length: Int let IDs: [UInt64] prepare(acct: AuthAccount) { // check for FUSD vault if acct.borrow<&FUSD.Vault>(from: /storage/fusdVault) == nil { // Create a new FUSD Vault and put it in storage acct.save(<-FUSD.createEmptyVault(), to: /storage/fusdVault) // Create a public capability to the Vault that only exposes // the deposit function through the Receiver interface acct.link<&FUSD.Vault{FungibleToken.Receiver}>( /public/fusdReceiver, target: /storage/fusdVault ) // Create a public capability to the Vault that only exposes // the balance field through the Balance interface acct.link<&FUSD.Vault{FungibleToken.Balance}>( /public/fusdBalance, target: /storage/fusdVault ) } self.centralizedInboxRef = getAccount(adminAcct).getCapability(Inbox.CentralizedInboxPublicPath) .borrow<&Inbox.CentralizedInbox{Inbox.Public}>() ?? panic("Could not get Centralized Inbox reference") self.IDs = self.centralizedInboxRef.getIDs(wallet: acct.address)! self.length = self.IDs.length if !hasPackCollection(acct.address) { if acct.borrow<&Pack.Collection>(from: Pack.CollectionStoragePath) == nil { acct.save(<-Pack.createEmptyCollection(), to: Pack.CollectionStoragePath) } acct.unlink(Pack.CollectionPublicPath) acct.link<&Pack.Collection{NonFungibleToken.Receiver, NonFungibleToken.CollectionPublic, Pack.PackCollectionPublic, MetadataViews.ResolverCollection}>(Pack.CollectionPublicPath, target: Pack.CollectionStoragePath) } self.packCollectionRef = acct.borrow<&Pack.Collection{NonFungibleToken.Receiver}>(from: Pack.CollectionStoragePath) ?? panic("No Pack Collection resource in storage") } execute { var i = 0 if (self.length < quantity) { while i < self.length { self.centralizedInboxRef.claimMail(recipient: self.packCollectionRef, id: self.IDs[i]) i = i + 1 } } else { while i < quantity { self.centralizedInboxRef.claimMail(recipient: self.packCollectionRef, id: self.IDs[i]) i = i + 1 } } } }

Transaction