92 lines
3.1 KiB
Swift
92 lines
3.1 KiB
Swift
//
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// Copyright (c) 2017 Open Whisper Systems. All rights reserved.
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//
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import Foundation
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import SignalServiceKit
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@objc(OWSWebRTCCallMessageHandler)
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class WebRTCCallMessageHandler: NSObject, OWSCallMessageHandler {
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// MARK - Properties
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let TAG = "[WebRTCCallMessageHandler]"
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// MARK: Dependencies
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let accountManager: AccountManager
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let callService: CallService
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let messageSender: MessageSender
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// MARK: Initializers
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required init(accountManager: AccountManager, callService: CallService, messageSender: MessageSender) {
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self.accountManager = accountManager
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self.callService = callService
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self.messageSender = messageSender
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}
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// MARK: - Call Handlers
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public func receivedOffer(_ offer: OWSSignalServiceProtosCallMessageOffer, from callerId: String) {
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AssertIsOnMainThread()
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guard offer.hasId() else {
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owsFail("no callId in \(#function)")
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return
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}
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let thread = TSContactThread.getOrCreateThread(contactId: callerId)
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self.callService.handleReceivedOffer(thread: thread, callId: offer.id, sessionDescription: offer.sessionDescription)
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}
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public func receivedAnswer(_ answer: OWSSignalServiceProtosCallMessageAnswer, from callerId: String) {
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AssertIsOnMainThread()
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guard answer.hasId() else {
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owsFail("no callId in \(#function)")
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return
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}
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let thread = TSContactThread.getOrCreateThread(contactId: callerId)
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self.callService.handleReceivedAnswer(thread: thread, callId: answer.id, sessionDescription: answer.sessionDescription)
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}
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public func receivedIceUpdate(_ iceUpdate: OWSSignalServiceProtosCallMessageIceUpdate, from callerId: String) {
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AssertIsOnMainThread()
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guard iceUpdate.hasId() else {
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owsFail("no callId in \(#function)")
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return
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}
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let thread = TSContactThread.getOrCreateThread(contactId: callerId)
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// Discrepency between our protobuf's sdpMlineIndex, which is unsigned,
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// while the RTC iOS API requires a signed int.
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let lineIndex = Int32(iceUpdate.sdpMlineIndex)
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self.callService.handleRemoteAddedIceCandidate(thread: thread, callId: iceUpdate.id, sdp: iceUpdate.sdp, lineIndex: lineIndex, mid: iceUpdate.sdpMid)
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}
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public func receivedHangup(_ hangup: OWSSignalServiceProtosCallMessageHangup, from callerId: String) {
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AssertIsOnMainThread()
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guard hangup.hasId() else {
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owsFail("no callId in \(#function)")
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return
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}
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let thread = TSContactThread.getOrCreateThread(contactId: callerId)
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self.callService.handleRemoteHangup(thread: thread, callId: hangup.id)
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}
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public func receivedBusy(_ busy: OWSSignalServiceProtosCallMessageBusy, from callerId: String) {
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AssertIsOnMainThread()
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guard busy.hasId() else {
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owsFail("no callId in \(#function)")
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return
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}
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let thread = TSContactThread.getOrCreateThread(contactId: callerId)
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self.callService.handleRemoteBusy(thread: thread, callId: busy.id)
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}
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}
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