keychain/TrustedPeersHelper/Container_Peers.swift

   1 import CloudKitCode
   2 import CloudKitCodeProtobuf
   3 import CoreData
   4 import Foundation
   5 import os
   6 import Security
   7 import SecurityFoundation
   8
   9 extension Container {
  10     internal static func removingDuplicates(vouchers: Set<VoucherMO>) -> Set<VoucherMO> {
  11         var unique: Set<VoucherMO> = Set()
  12
  13         for voucher in vouchers {
  14             if !unique.contains(voucher) {
  15                 unique.insert(voucher)
  16             }
  17         }
  18         return unique
  19     }
  20
  21     internal static func onqueueRemoveDuplicateVouchersPerPeer(container: ContainerMO, moc: NSManagedObjectContext) {
  22         var peersWithUniqueSetOfVouchers: Set<PeerMO> = Set()
  23         let peers = container.peers as? Set<PeerMO> ?? Set()
  24         for peer in peers {
  25             let vouchers = peer.vouchers as? Set<VoucherMO> ?? Set()
  26             let uniqueSet = Container.removingDuplicates(vouchers: vouchers)
  27             for voucher in vouchers {
  28                 peer.removeFromVouchers(voucher)
  29             }
  30             for voucher in uniqueSet {
  31                 peer.addToVouchers(voucher)
  32             }
  33             peersWithUniqueSetOfVouchers.insert(peer)
  34         }
  35         for peer in peers {
  36             container.removeFromPeers(peer)
  37         }
  38         for peer in peersWithUniqueSetOfVouchers {
  39             container.addToPeers(peer)
  40         }
  41     }
  42 }