Play waiting sound when you are alone in a call

Signed-off-by: Joas Schilling <coding@schilljs.com>

src/utils/sounds.js

@@ -24,14 +24,30 @@ export const Sounds = {
 	isInCall: false,
 	lastPlayedJoin: 0,
 	lastPlayedLeave: 0,
+	backgroundAudio: null,
+	backgroundInterval: null,
 
-	_playFile(soundFile) {
+	_playSounceOnce(soundFile) {
 		const file = generateFilePath('spreed', 'img', soundFile)
 		const audio = new Audio(file)
 		audio.play()
 	},
 
-	playJoin(force) {
+	async playWaiting() {
+		if (!this.backgroundAudio) {
+			console.debug('Loading waiting sound')
+			const file = generateFilePath('spreed', 'img', 'LibremPhoneCall.ogg')
+			this.backgroundAudio = new Audio(file)
+		}
+
+		this.backgroundInterval = setInterval(() => {
+			console.debug('Playing waiting sound')
+			this.backgroundAudio.play()
+		}, 7000)
+	},
+
+	async playJoin(force, playWaitingSound) {
+		clearInterval(this.backgroundInterval)
 		if (force) {
 			this.isInCall = true
 		} else if (!this.isInCall) {
@@ -55,10 +71,16 @@ export const Sounds = {
 			this.lastPlayedJoin = currentTime
 			console.debug('Playing join sound')
 		}
-		this._playFile('LibremEmailNotification.ogg')
+
+		this._playSounceOnce('LibremEmailNotification.ogg')
+
+		if (playWaitingSound) {
+			this.playWaiting()
+		}
 	},
 
-	playLeave(force) {
+	async playLeave(force, playWaitingSound) {
+		clearInterval(this.backgroundInterval)
 		if (!this.isInCall) {
 			return
 		}
@@ -78,6 +100,11 @@ export const Sounds = {
 			console.debug('Playing leave sound')
 		}
 		this.lastPlayedLeave = currentTime
-		this._playFile('LibremTextMessage.ogg')
+
+		this._playSounceOnce('LibremTextMessage.ogg')
+
+		if (playWaitingSound) {
+			this.playWaiting()
+		}
 	},
 }

src/utils/webrtc/webrtc.js

@@ -224,7 +224,7 @@ function usersChanged(signaling, newUsers, disconnectedSessionIds) {
 		const sessionId = user.sessionId || user.sessionid
 		if (!sessionId || sessionId === currentSessionId || previousUsersInRoom.indexOf(sessionId) !== -1) {
 			if (sessionId === currentSessionId && previousUsersInRoom.indexOf(sessionId) !== -1) {
-				Sounds.playJoin(true)
+				Sounds.playJoin(true, newUsers.length === 1)
 			}
 			return
 		}
@@ -352,15 +352,15 @@ function usersChanged(signaling, newUsers, disconnectedSessionIds) {
 		playLeaveSound = true
 	})
 
+	previousUsersInRoom = arrayDiff(previousUsersInRoom, disconnectedSessionIds)
+
 	if (selfInCall !== PARTICIPANT.CALL_FLAG.DISCONNECTED) {
 		if (playJoinSound) {
 			Sounds.playJoin()
 		} else if (playLeaveSound) {
-			Sounds.playLeave()
+			Sounds.playLeave(false, previousUsersInRoom.length === 0)
 		}
 	}
-
-	previousUsersInRoom = arrayDiff(previousUsersInRoom, disconnectedSessionIds)
 }
 
 function usersInCallChanged(signaling, users) {
@@ -393,7 +393,7 @@ function usersInCallChanged(signaling, users) {
 
 	if (previousSelfInCall === PARTICIPANT.CALL_FLAG.DISCONNECTED
 		&& selfInCall !== PARTICIPANT.CALL_FLAG.DISCONNECTED) {
-		Sounds.playJoin(true)
+		Sounds.playJoin(true, Object.keys(userMapping).length === 0)
 	} else if (previousSelfInCall !== PARTICIPANT.CALL_FLAG.DISCONNECTED
 		&& selfInCall === PARTICIPANT.CALL_FLAG.DISCONNECTED) {
 		Sounds.playLeave(true)