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session-ios/Signal/src/call/OutboundCallInitiator.swift

86 lines
2.9 KiB
Swift

//
// Copyright (c) 2018 Open Whisper Systems. All rights reserved.
//
import Foundation
import SignalServiceKit
import SignalMessaging
/**
* Creates an outbound call via WebRTC.
*/
@objc public class OutboundCallInitiator: NSObject {
@objc public override init() {
super.init()
SwiftSingletons.register(self)
}
// MARK: - Dependencies
private var contactsManager: OWSContactsManager {
return Environment.shared.contactsManager
}
private var contactsUpdater: ContactsUpdater {
return SSKEnvironment.shared.contactsUpdater
}
// MARK: -
/**
* |handle| is a user formatted phone number, e.g. from a system contacts entry
*/
@discardableResult @objc public func initiateCall(handle: String) -> Bool {
Logger.info("with handle: \(handle)")
guard let recipientId = PhoneNumber(fromE164: handle)?.toE164() else {
Logger.warn("unable to parse signalId from phone number: \(handle)")
return false
}
return initiateCall(recipientId: recipientId, isVideo: false)
}
/**
* |recipientId| is a e164 formatted phone number.
*/
@discardableResult
@objc
public func initiateCall(recipientId: String,
isVideo: Bool) -> Bool {
guard let callUIAdapter = AppEnvironment.shared.callService.callUIAdapter else {
owsFailDebug("missing callUIAdapter")
return false
}
guard let frontmostViewController = UIApplication.shared.frontmostViewController else {
owsFailDebug("could not identify frontmostViewController")
return false
}
let showedAlert = SafetyNumberConfirmationAlert.presentAlertIfNecessary(recipientId: recipientId,
confirmationText: CallStrings.confirmAndCallButtonTitle,
contactsManager: self.contactsManager,
completion: { didConfirmIdentity in
if didConfirmIdentity {
_ = self.initiateCall(recipientId: recipientId, isVideo: isVideo)
}
})
guard !showedAlert else {
return false
}
frontmostViewController.ows_ask(forMicrophonePermissions: { granted in
guard granted == true else {
Logger.warn("aborting due to missing microphone permissions.")
OWSAlerts.showNoMicrophonePermissionAlert()
return
}
callUIAdapter.startAndShowOutgoingCall(recipientId: recipientId, hasLocalVideo: isVideo)
})
return true
}
}