a344a0a2ca
creationDate didn't always exist - we added it and did not backfill it. We could backfill with a made up date, e.g. [NSDate dateWithTimeIntervalSince1970:0], but I'm wary of putting surprising bogus data in the db. Instead I've using an old date during sorting where it's not surprising.
62 lines
2.0 KiB
Swift
62 lines
2.0 KiB
Swift
//
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// Copyright (c) 2019 Open Whisper Systems. All rights reserved.
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//
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import Foundation
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@objc
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public class ThreadViewModel: NSObject {
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@objc public let hasUnreadMessages: Bool
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@objc public let lastMessageDate: Date?
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@objc public let isGroupThread: Bool
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@objc public let threadRecord: TSThread
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@objc public let unreadCount: UInt
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@objc public let contactIdentifier: String?
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@objc public let name: String
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@objc public let isMuted: Bool
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var isContactThread: Bool {
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return !isGroupThread
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}
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@objc public let lastMessageText: String?
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@objc public let lastMessageForInbox: TSInteraction?
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@objc
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public init(thread: TSThread, transaction: SDSAnyReadTransaction) {
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self.threadRecord = thread
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self.isGroupThread = thread.isGroupThread()
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self.name = thread.name()
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self.isMuted = thread.isMuted
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self.lastMessageText = thread.lastMessageText(transaction: transaction)
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let lastInteraction = thread.lastInteractionForInbox(transaction: transaction)
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self.lastMessageForInbox = lastInteraction
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self.lastMessageDate = lastInteraction?.receivedAtDate()
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if let contactThread = thread as? TSContactThread {
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self.contactIdentifier = contactThread.contactIdentifier()
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} else {
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self.contactIdentifier = nil
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}
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if let threadUniqueId = thread.uniqueId,
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let unreadCount = try? InteractionFinder(threadUniqueId: threadUniqueId).unreadCount(transaction: transaction) {
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self.unreadCount = unreadCount
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} else {
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owsFailDebug("unreadCount was unexpectedly nil")
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self.unreadCount = 0
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}
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self.hasUnreadMessages = unreadCount > 0
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}
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@objc
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override public func isEqual(_ object: Any?) -> Bool {
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guard let otherThread = object as? ThreadViewModel else {
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return super.isEqual(object)
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}
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return threadRecord.isEqual(otherThread.threadRecord)
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}
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}
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