125 lines
3.2 KiB
Swift
125 lines
3.2 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(OWSTypingIndicatorAction)
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public enum TypingIndicatorAction: Int {
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case started
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case stopped
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}
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@objc(OWSTypingIndicatorMessage)
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public class TypingIndicatorMessage: TSOutgoingMessage {
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private let action: TypingIndicatorAction
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// MARK: Initializers
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@objc
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public init(thread: TSThread,
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action: TypingIndicatorAction) {
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self.action = action
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super.init(outgoingMessageWithTimestamp: NSDate.ows_millisecondTimeStamp(),
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in: thread,
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messageBody: nil,
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attachmentIds: NSMutableArray(),
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expiresInSeconds: 0,
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expireStartedAt: 0,
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isVoiceMessage: false,
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groupMetaMessage: .unspecified,
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quotedMessage: nil,
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contactShare: nil,
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linkPreview: nil)
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}
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@objc
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public required init!(coder: NSCoder) {
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self.action = .started
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super.init(coder: coder)
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}
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@objc
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public required init(dictionary dictionaryValue: [AnyHashable: Any]!) throws {
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self.action = .started
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try super.init(dictionary: dictionaryValue)
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}
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@objc
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public override func shouldSyncTranscript() -> Bool {
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return false
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}
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@objc
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public override var isSilent: Bool {
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return true
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}
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@objc
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public override var isOnline: Bool {
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return true
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}
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@objc
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public override var ttl: UInt32 {
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return UInt32(10 * kMinuteInMs)
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}
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private func protoAction(forAction action: TypingIndicatorAction) -> SSKProtoTypingMessage.SSKProtoTypingMessageAction {
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switch action {
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case .started:
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return .started
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case .stopped:
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return .stopped
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}
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}
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@objc
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public override func buildPlainTextData(_ recipient: SignalRecipient) -> Data? {
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let typingBuilder = SSKProtoTypingMessage.builder(timestamp: self.timestamp,
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action: protoAction(forAction: action))
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if let groupThread = self.thread as? TSGroupThread {
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typingBuilder.setGroupID(groupThread.groupModel.groupId)
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}
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let contentBuilder = SSKProtoContent.builder()
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do {
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contentBuilder.setTypingMessage(try typingBuilder.build())
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let data = try contentBuilder.buildSerializedData()
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return data
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} catch let error {
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owsFailDebug("failed to build content: \(error)")
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return nil
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}
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}
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// MARK: TSYapDatabaseObject overrides
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@objc
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public override func shouldBeSaved() -> Bool {
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return false
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}
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@objc
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public override var debugDescription: String {
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return "typingIndicatorMessage"
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}
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// MARK:
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@objc(stringForTypingIndicatorAction:)
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public class func string(forTypingIndicatorAction action: TypingIndicatorAction) -> String {
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switch action {
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case .started:
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return "started"
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case .stopped:
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return "stopped"
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}
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}
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}
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