session-ios/SignalUtilitiesKit/Messaging/ThreadViewModel.swift

63 lines
2.0 KiB
Swift

//
// Copyright (c) 2018 Open Whisper Systems. All rights reserved.
//
import Foundation
@objc
public class ThreadViewModel: NSObject {
@objc public let hasUnreadMessages: Bool
@objc public let lastMessageDate: Date
@objc public let isGroupThread: Bool
@objc public let threadRecord: TSThread
@objc public let unreadCount: UInt
@objc public let contactSessionID: String?
@objc public let name: String
@objc public let isMuted: Bool
@objc public let isOnlyNotifyingForMentions: Bool
var isContactThread: Bool {
return !isGroupThread
}
@objc public let lastMessageText: String?
@objc public let lastMessageForInbox: TSInteraction?
@objc
public init(thread: TSThread, transaction: YapDatabaseReadTransaction) {
self.threadRecord = thread
self.isGroupThread = thread.isGroupThread()
self.name = thread.name()
self.isMuted = thread.isMuted
self.lastMessageText = thread.lastMessageText(transaction: transaction)
let lastInteraction = thread.lastInteractionForInbox(transaction: transaction)
self.lastMessageForInbox = lastInteraction
self.lastMessageDate = lastInteraction?.dateForUI() ?? thread.creationDate
if let contactThread = thread as? TSContactThread {
self.contactSessionID = contactThread.contactSessionID()
} else {
self.contactSessionID = nil
}
if let groupThread = thread as? TSGroupThread {
self.isOnlyNotifyingForMentions = groupThread.isOnlyNotifyingForMentions
} else {
self.isOnlyNotifyingForMentions = false
}
self.unreadCount = thread.unreadMessageCount(transaction: transaction)
self.hasUnreadMessages = unreadCount > 0
}
@objc
override public func isEqual(_ object: Any?) -> Bool {
guard let otherThread = object as? ThreadViewModel else {
return super.isEqual(object)
}
return threadRecord.isEqual(otherThread.threadRecord)
}
}