98 lines
4.0 KiB
Swift
98 lines
4.0 KiB
Swift
//
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// ScreenShareServiceManager.swift
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//
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// Created by Tiago Daniel Jacobs on 11/03/22.
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//
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import Foundation
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import os
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import bigbluebutton_mobile_sdk_common
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import AVFAudio
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@objc(ScreenShareServiceManager)
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class ScreenShareServiceManager: NSObject {
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// Logger (these messages are displayed in the console application)
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private var logger = os.Logger(subsystem: "BigBlueButtonMobileSDK", category: "ScreenShareServiceManager")
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var audioSession = AVAudioSession.sharedInstance()
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var player: AVAudioPlayer!
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// React native exposed method (called when user click the button to share screen)
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@objc func initializeScreenShare() -> Void {
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logger.info("initializeScreenShare")
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Task.init {
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do{
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try audioSession.setCategory(AVAudioSession.Category.playback, options: [AVAudioSession.CategoryOptions.mixWithOthers])
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try audioSession.setPrefersNoInterruptionsFromSystemAlerts(true)
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try audioSession.setActive(true)
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}catch{
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print(error)
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}
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let path = Bundle.main.path(forResource: "music2", ofType : "mp3")!
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let url = URL(fileURLWithPath : path)
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print("audioUrl2 = \(url)")
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do {
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player = try AVAudioPlayer(contentsOf: url)
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player.play()
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}
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catch {
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print (error)
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}
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}
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// Request the system broadcast
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logger.info("initializeScreenShare - requesting broadcast")
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SystemBroadcastPicker.requestBroadcast()
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let eventName = ReactNativeEventEmitter.EVENT.onBroadcastRequested.rawValue
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logger.info("initializeScreenShare - emitting event \(eventName)")
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ReactNativeEventEmitter.emitter.sendEvent(withName: eventName, body: nil);
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}
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// React native exposed method (called when user click the button to share screen)
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@objc func createScreenShareOffer() -> Void {
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logger.info("createScreenShareOffer")
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// Send request of SDP to the broadcast upload extension
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// TIP - the handling of SDP response is done in observer2 of BigBlueButtonSDK class
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logger.info("createScreenShareOffer - persisting information on UserDefaults")
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BBBSharedData
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.getUserDefaults(appGroupName: BigBlueButtonSDK.getAppGroupName())
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.set(BBBSharedData.generatePayload(), forKey: BBBSharedData.SharedData.createScreenShareOffer)
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}
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@objc func setScreenShareRemoteSDP(_ remoteSDP:String) -> Void {
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logger.info("setScreenShareRemoteSDP call arrived on swift: \(remoteSDP)")
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// Send request of "set remote SDP" to broadcast upload extension
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// TIP - the handling of this method response is done in observer3 of BigBlueButtonSDK class
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logger.info("setScreenShareRemoteSDP - persisting information on UserDefaults")
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BBBSharedData
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.getUserDefaults(appGroupName: BigBlueButtonSDK.getAppGroupName())
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.set(BBBSharedData.generatePayload(properties: [
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"sdp": remoteSDP
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]), forKey: BBBSharedData.SharedData.setScreenShareRemoteSDP)
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}
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@objc func addScreenShareRemoteIceCandidate(_ remoteCandidate:String) -> Void {
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logger.info("addScreenShareRemoteIceCandidate call arrived on swift: \(remoteCandidate)")
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// Send request of "add remote ICE candidate" to broadcast upload extension
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// TIP - the handling of this method response is done in observer6 of BigBlueButtonSDK class
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logger.info("addScreenShareRemoteIceCandidate - persisting information on UserDefaults")
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BBBSharedData
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.getUserDefaults(appGroupName: BigBlueButtonSDK.getAppGroupName())
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.set(BBBSharedData.generatePayload(properties: [
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"candidate": remoteCandidate
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]), forKey: BBBSharedData.SharedData.addScreenShareRemoteIceCandidate)
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}
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}
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