mirror of
https://github.com/Swiftgram/Telegram-iOS.git
synced 2025-06-16 05:55:20 +00:00
390 lines
19 KiB
Swift
390 lines
19 KiB
Swift
import Foundation
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import Postbox
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import TelegramCore
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import SwiftSignalKit
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import Display
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import DeviceAccess
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import TelegramPresentationData
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import TelegramAudio
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import TelegramVoip
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import TelegramUIPreferences
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import AccountContext
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private func callKitIntegrationIfEnabled(_ integration: CallKitIntegration?, settings: VoiceCallSettings?) -> CallKitIntegration? {
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let enabled = settings?.enableSystemIntegration ?? true
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return enabled ? integration : nil
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}
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private enum CurrentCall {
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case none
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case incomingRinging(CallSessionRingingState)
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case ongoing(CallSession, OngoingCallContext)
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var internalId: CallSessionInternalId? {
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switch self {
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case .none:
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return nil
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case let .incomingRinging(ringingState):
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return ringingState.id
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case let .ongoing(session, _):
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return session.id
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}
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}
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}
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public final class PresentationCallManagerImpl: PresentationCallManager {
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private let getDeviceAccessData: () -> (presentationData: PresentationData, present: (ViewController, Any?) -> Void, openSettings: () -> Void)
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private let accountManager: AccountManager
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private let audioSession: ManagedAudioSession
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private let callKitIntegration: CallKitIntegration?
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private var currentCall: PresentationCallImpl?
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private var currentCallDisposable = MetaDisposable()
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private let removeCurrentCallDisposable = MetaDisposable()
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private var ringingStatesDisposable: Disposable?
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private let hasActiveCallsPromise = ValuePromise<Bool>(false, ignoreRepeated: true)
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public var hasActiveCalls: Signal<Bool, NoError> {
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return self.hasActiveCallsPromise.get()
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}
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private let currentCallPromise = Promise<PresentationCall?>(nil)
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public var currentCallSignal: Signal<PresentationCall?, NoError> {
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return self.currentCallPromise.get()
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}
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private let startCallDisposable = MetaDisposable()
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private var proxyServer: ProxyServerSettings?
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private var proxyServerDisposable: Disposable?
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private var callSettings: VoiceCallSettings?
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private var callSettingsDisposable: Disposable?
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public static var voipMaxLayer: Int32 {
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return OngoingCallContext.maxLayer
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}
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public init(accountManager: AccountManager, getDeviceAccessData: @escaping () -> (presentationData: PresentationData, present: (ViewController, Any?) -> Void, openSettings: () -> Void), audioSession: ManagedAudioSession, activeAccounts: Signal<[Account], NoError>) {
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self.getDeviceAccessData = getDeviceAccessData
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self.accountManager = accountManager
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self.audioSession = audioSession
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var startCallImpl: ((Account, UUID, String) -> Signal<Bool, NoError>)?
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var answerCallImpl: ((UUID) -> Void)?
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var endCallImpl: ((UUID) -> Signal<Bool, NoError>)?
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var setCallMutedImpl: ((UUID, Bool) -> Void)?
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var audioSessionActivationChangedImpl: ((Bool) -> Void)?
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self.callKitIntegration = CallKitIntegration(startCall: { account, uuid, handle in
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if let startCallImpl = startCallImpl {
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return startCallImpl(account, uuid, handle)
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} else {
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return .single(false)
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}
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}, answerCall: { uuid in
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answerCallImpl?(uuid)
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}, endCall: { uuid in
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if let endCallImpl = endCallImpl {
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return endCallImpl(uuid)
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} else {
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return .single(false)
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}
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}, setCallMuted: { uuid, isMuted in
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setCallMutedImpl?(uuid, isMuted)
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}, audioSessionActivationChanged: { value in
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audioSessionActivationChangedImpl?(value)
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})
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let enableCallKit = accountManager.sharedData(keys: [ApplicationSpecificSharedDataKeys.voiceCallSettings])
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|> map { sharedData -> Bool in
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let settings = sharedData.entries[ApplicationSpecificSharedDataKeys.voiceCallSettings] as? VoiceCallSettings ?? .defaultSettings
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return settings.enableSystemIntegration
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}
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|> distinctUntilChanged
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let enabledMicrophoneAccess = Signal<Bool, NoError> { subscriber in
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subscriber.putNext(DeviceAccess.isMicrophoneAccessAuthorized() == true)
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subscriber.putCompletion()
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return EmptyDisposable
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}
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|> runOn(Queue.mainQueue())
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let ringingStatesByAccount: Signal<[(Account, CallSessionRingingState, NetworkType)], NoError> = activeAccounts
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|> mapToSignal { accounts -> Signal<[(Account, CallSessionRingingState, NetworkType)], NoError> in
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return combineLatest(accounts.map { account -> Signal<(Account, [CallSessionRingingState], NetworkType), NoError> in
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return combineLatest(account.callSessionManager.ringingStates(), account.networkType)
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|> map { ringingStates, networkType -> (Account, [CallSessionRingingState], NetworkType) in
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return (account, ringingStates, networkType)
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}
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})
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|> map { ringingStatesByAccount -> [(Account, CallSessionRingingState, NetworkType)] in
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var result: [(Account, CallSessionRingingState, NetworkType)] = []
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for (account, states, networkType) in ringingStatesByAccount {
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for state in states {
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result.append((account, state, networkType))
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}
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}
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return result
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}
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}
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self.ringingStatesDisposable = (combineLatest(ringingStatesByAccount, enableCallKit, enabledMicrophoneAccess)
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|> mapToSignal { ringingStatesByAccount, enableCallKit, enabledMicrophoneAccess -> Signal<([(Account, Peer, CallSessionRingingState, Bool, NetworkType)], Bool), NoError> in
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if ringingStatesByAccount.isEmpty {
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return .single(([], enableCallKit && enabledMicrophoneAccess))
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} else {
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return combineLatest(ringingStatesByAccount.map { account, state, networkType -> Signal<(Account, Peer, CallSessionRingingState, Bool, NetworkType)?, NoError> in
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return account.postbox.transaction { transaction -> (Account, Peer, CallSessionRingingState, Bool, NetworkType)? in
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if let peer = transaction.getPeer(state.peerId) {
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return (account, peer, state, transaction.isPeerContact(peerId: state.peerId), networkType)
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} else {
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return nil
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}
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}
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})
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|> map { ringingStatesByAccount -> ([(Account, Peer, CallSessionRingingState, Bool, NetworkType)], Bool) in
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return (ringingStatesByAccount.compactMap({ $0 }), enableCallKit && enabledMicrophoneAccess)
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}
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}
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}
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|> deliverOnMainQueue).start(next: { [weak self] ringingStates, enableCallKit in
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self?.ringingStatesUpdated(ringingStates, enableCallKit: enableCallKit)
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})
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startCallImpl = { [weak self] account, uuid, handle in
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if let strongSelf = self, let userId = Int32(handle) {
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return strongSelf.startCall(account: account, peerId: PeerId(namespace: Namespaces.Peer.CloudUser, id: userId), internalId: uuid)
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|> take(1)
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|> map { result -> Bool in
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return result
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}
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} else {
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return .single(false)
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}
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}
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answerCallImpl = { [weak self] uuid in
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if let strongSelf = self {
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strongSelf.currentCall?.answer()
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}
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}
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endCallImpl = { [weak self] uuid in
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if let strongSelf = self, let currentCall = strongSelf.currentCall {
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return currentCall.hangUp()
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} else {
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return .single(false)
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}
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}
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setCallMutedImpl = { [weak self] uuid, isMuted in
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if let strongSelf = self, let currentCall = strongSelf.currentCall {
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currentCall.setIsMuted(isMuted)
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}
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}
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audioSessionActivationChangedImpl = { [weak self] value in
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if value {
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self?.audioSession.callKitActivatedAudioSession()
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} else {
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self?.audioSession.callKitDeactivatedAudioSession()
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}
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}
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self.proxyServerDisposable = (accountManager.sharedData(keys: [SharedDataKeys.proxySettings])
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|> deliverOnMainQueue).start(next: { [weak self] sharedData in
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if let strongSelf = self, let settings = sharedData.entries[SharedDataKeys.proxySettings] as? ProxySettings {
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if settings.enabled && settings.useForCalls {
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strongSelf.proxyServer = settings.activeServer
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} else {
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strongSelf.proxyServer = nil
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}
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}
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})
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self.callSettingsDisposable = (accountManager.sharedData(keys: [ApplicationSpecificSharedDataKeys.voiceCallSettings])
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|> deliverOnMainQueue).start(next: { [weak self] sharedData in
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if let strongSelf = self {
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strongSelf.callSettings = sharedData.entries[ApplicationSpecificSharedDataKeys.voiceCallSettings] as? VoiceCallSettings ?? .defaultSettings
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}
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})
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}
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deinit {
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self.currentCallDisposable.dispose()
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self.ringingStatesDisposable?.dispose()
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self.removeCurrentCallDisposable.dispose()
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self.startCallDisposable.dispose()
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self.proxyServerDisposable?.dispose()
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self.callSettingsDisposable?.dispose()
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}
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private func ringingStatesUpdated(_ ringingStates: [(Account, Peer, CallSessionRingingState, Bool, NetworkType)], enableCallKit: Bool) {
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if let firstState = ringingStates.first {
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if self.currentCall == nil {
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self.currentCallDisposable.set((combineLatest(firstState.0.postbox.preferencesView(keys: [PreferencesKeys.voipConfiguration, ApplicationSpecificPreferencesKeys.voipDerivedState]) |> take(1), accountManager.sharedData(keys: [SharedDataKeys.autodownloadSettings]) |> take(1))
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|> deliverOnMainQueue).start(next: { [weak self] preferences, sharedData in
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guard let strongSelf = self else {
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return
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}
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let configuration = preferences.values[PreferencesKeys.voipConfiguration] as? VoipConfiguration ?? .defaultValue
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let derivedState = preferences.values[ApplicationSpecificPreferencesKeys.voipDerivedState] as? VoipDerivedState ?? .default
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let autodownloadSettings = sharedData.entries[SharedDataKeys.autodownloadSettings] as? AutodownloadSettings ?? .defaultSettings
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let call = PresentationCallImpl(account: firstState.0, audioSession: strongSelf.audioSession, callSessionManager: firstState.0.callSessionManager, callKitIntegration: enableCallKit ? callKitIntegrationIfEnabled(strongSelf.callKitIntegration, settings: strongSelf.callSettings) : nil, serializedData: configuration.serializedData, dataSaving: effectiveDataSaving(for: strongSelf.callSettings, autodownloadSettings: autodownloadSettings), derivedState: derivedState, getDeviceAccessData: strongSelf.getDeviceAccessData, internalId: firstState.2.id, peerId: firstState.2.peerId, isOutgoing: false, peer: firstState.1, proxyServer: strongSelf.proxyServer, currentNetworkType: firstState.4, updatedNetworkType: firstState.0.networkType)
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strongSelf.currentCall = call
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strongSelf.currentCallPromise.set(.single(call))
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strongSelf.hasActiveCallsPromise.set(true)
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strongSelf.removeCurrentCallDisposable.set((call.canBeRemoved
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|> deliverOnMainQueue).start(next: { [weak self, weak call] value in
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if value, let strongSelf = self, let call = call {
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if strongSelf.currentCall === call {
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strongSelf.currentCall = nil
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strongSelf.currentCallPromise.set(.single(nil))
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strongSelf.hasActiveCallsPromise.set(false)
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}
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}
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}))
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}))
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} else {
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for (account, _, state, _, _) in ringingStates {
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if state.id != self.currentCall?.internalId {
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account.callSessionManager.drop(internalId: state.id, reason: .missed)
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}
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}
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}
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}
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}
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public func requestCall(account: Account, peerId: PeerId, endCurrentIfAny: Bool) -> RequestCallResult {
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if let call = self.currentCall, !endCurrentIfAny {
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return .alreadyInProgress(call.peerId)
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}
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if let _ = callKitIntegrationIfEnabled(self.callKitIntegration, settings: self.callSettings) {
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let begin: () -> Void = { [weak self] in
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guard let strongSelf = self else {
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return
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}
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let (presentationData, present, openSettings) = strongSelf.getDeviceAccessData()
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let accessEnabledSignal: Signal<Bool, NoError> = Signal { subscriber in
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DeviceAccess.authorizeAccess(to: .microphone(.voiceCall), presentationData: presentationData, present: { c, a in
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present(c, a)
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}, openSettings: {
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openSettings()
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}, { value in
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subscriber.putNext(value)
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subscriber.putCompletion()
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})
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return EmptyDisposable
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}
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|> runOn(Queue.mainQueue())
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let postbox = account.postbox
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strongSelf.startCallDisposable.set((accessEnabledSignal
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|> mapToSignal { accessEnabled -> Signal<Peer?, NoError> in
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if !accessEnabled {
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return .single(nil)
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}
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return postbox.loadedPeerWithId(peerId)
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|> take(1)
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|> map(Optional.init)
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}
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|> deliverOnMainQueue).start(next: { peer in
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guard let strongSelf = self, let peer = peer else {
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return
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}
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strongSelf.callKitIntegration?.startCall(account: account, peerId: peerId, displayTitle: peer.debugDisplayTitle)
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}))
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}
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if let currentCall = self.currentCall {
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self.callKitIntegration?.dropCall(uuid: currentCall.internalId)
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self.startCallDisposable.set((currentCall.hangUp()
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|> deliverOnMainQueue).start(next: { _ in
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begin()
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}))
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} else {
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begin()
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}
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} else {
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let begin: () -> Void = { [weak self] in
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guard let strongSelf = self else {
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return
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}
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let _ = strongSelf.startCall(account: account, peerId: peerId).start()
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}
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if let currentCall = self.currentCall {
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self.startCallDisposable.set((currentCall.hangUp()
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|> deliverOnMainQueue).start(next: { _ in
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begin()
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}))
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} else {
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begin()
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}
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}
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return .requested
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}
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private func startCall(account: Account, peerId: PeerId, internalId: CallSessionInternalId = CallSessionInternalId()) -> Signal<Bool, NoError> {
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let (presentationData, present, openSettings) = self.getDeviceAccessData()
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let accessEnabledSignal: Signal<Bool, NoError> = Signal { subscriber in
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DeviceAccess.authorizeAccess(to: .microphone(.voiceCall), presentationData: presentationData, present: { c, a in
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present(c, a)
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}, openSettings: {
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openSettings()
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}, { value in
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subscriber.putNext(value)
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subscriber.putCompletion()
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})
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return EmptyDisposable
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}
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|> runOn(Queue.mainQueue())
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let networkType = account.networkType
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let accountManager = self.accountManager
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return accessEnabledSignal
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|> mapToSignal { [weak self] accessEnabled -> Signal<Bool, NoError> in
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if !accessEnabled {
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return .single(false)
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}
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return (combineLatest(queue: .mainQueue(), account.callSessionManager.request(peerId: peerId, internalId: internalId), networkType |> take(1), account.postbox.peerView(id: peerId) |> map { peerView -> Bool in
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return peerView.peerIsContact
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} |> take(1), account.postbox.preferencesView(keys: [PreferencesKeys.voipConfiguration, ApplicationSpecificPreferencesKeys.voipDerivedState]) |> take(1), accountManager.sharedData(keys: [SharedDataKeys.autodownloadSettings]) |> take(1))
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|> deliverOnMainQueue
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|> beforeNext { internalId, currentNetworkType, isContact, preferences, sharedData in
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if let strongSelf = self, accessEnabled {
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if let currentCall = strongSelf.currentCall {
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currentCall.rejectBusy()
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}
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let configuration = preferences.values[PreferencesKeys.voipConfiguration] as? VoipConfiguration ?? .defaultValue
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let derivedState = preferences.values[ApplicationSpecificPreferencesKeys.voipDerivedState] as? VoipDerivedState ?? .default
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let autodownloadSettings = sharedData.entries[SharedDataKeys.autodownloadSettings] as? AutodownloadSettings ?? .defaultSettings
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let call = PresentationCallImpl(account: account, audioSession: strongSelf.audioSession, callSessionManager: account.callSessionManager, callKitIntegration: callKitIntegrationIfEnabled(strongSelf.callKitIntegration, settings: strongSelf.callSettings), serializedData: configuration.serializedData, dataSaving: effectiveDataSaving(for: strongSelf.callSettings, autodownloadSettings: autodownloadSettings), derivedState: derivedState, getDeviceAccessData: strongSelf.getDeviceAccessData, internalId: internalId, peerId: peerId, isOutgoing: true, peer: nil, proxyServer: strongSelf.proxyServer, currentNetworkType: currentNetworkType, updatedNetworkType: account.networkType)
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strongSelf.currentCall = call
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strongSelf.currentCallPromise.set(.single(call))
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strongSelf.hasActiveCallsPromise.set(true)
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strongSelf.removeCurrentCallDisposable.set((call.canBeRemoved
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|> deliverOnMainQueue).start(next: { [weak call] value in
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if value, let strongSelf = self, let call = call {
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if strongSelf.currentCall === call {
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strongSelf.currentCall = nil
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strongSelf.currentCallPromise.set(.single(nil))
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strongSelf.hasActiveCallsPromise.set(false)
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}
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}
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}))
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}
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})
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|> mapToSignal { value -> Signal<Bool, NoError> in
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return .single(true)
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}
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}
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}
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}
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