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243 lines
8.9 KiB
Dart
243 lines
8.9 KiB
Dart
// import 'dart:convert';
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//
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// // import 'package:cloud_firestore/cloud_firestore.dart';
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// import 'package:flutter_webrtc/flutter_webrtc.dart';
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//
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// typedef void StreamStateCallback(MediaStream stream);
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//
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// class Signaling {
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// Map<String, dynamic> configuration = {
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// 'iceServers': [
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// {
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// 'urls': ['stun:stun1.l.google.com:19302', 'stun:stun2.l.google.com:19302']
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// }
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// ]
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// };
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//
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// late RTCPeerConnection peerConnection;
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// late MediaStream localStream;
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// late MediaStream remoteStream;
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// late String roomId;
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// late String currentRoomText;
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// late StreamStateCallback onAddRemoteStream;
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//
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// Future<String> createRoom(RTCVideoRenderer remoteRenderer) async {
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// // FirebaseFirestore db = FirebaseFirestore.instance;
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// // DocumentReference roomRef = db.collection('rooms').doc();
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//
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// print('Create PeerConnection with configuration: $configuration');
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//
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// peerConnection = await createPeerConnection(configuration);
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//
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// registerPeerConnectionListeners();
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//
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// localStream.getTracks().forEach((track) {
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// peerConnection?.addTrack(track, localStream);
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// });
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//
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// // Code for collecting ICE candidates below
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// // var callerCandidatesCollection = roomRef.collection('callerCandidates');
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//
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// peerConnection?.onIceCandidate = (RTCIceCandidate candidate) {
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// print('Got candidate: ${candidate.toMap()}');
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// // callerCandidatesCollection.add(candidate.toMap());
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// };
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// // Finish Code for collecting ICE candidate
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//
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// // Add code for creating a room
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// RTCSessionDescription offer = await peerConnection.createOffer();
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// await peerConnection.setLocalDescription(offer);
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// print('Created offer: $offer');
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//
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// Map<String, dynamic> roomWithOffer = {'offer': offer.toMap()};
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//
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// // await roomRef.set(roomWithOffer);
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// // var roomId = roomRef.id;
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// print('New room created with SDK offer. Room ID: $roomId');
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// currentRoomText = 'Current room is $roomId - You are the caller!';
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// // Created a Room
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//
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// peerConnection?.onTrack = (RTCTrackEvent event) {
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// print('Got remote track: ${event.streams[0]}');
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//
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// event.streams[0].getTracks().forEach((track) {
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// print('Add a track to the remoteStream $track');
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// remoteStream?.addTrack(track);
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// });
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// };
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//
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// // Listening for remote session description below
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// // roomRef.snapshots().listen((snapshot) async {
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// // print('Got updated room: ${snapshot.data()}');
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// //
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// // Map<String, dynamic> data = snapshot.data() as Map<String, dynamic>;
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// // if (peerConnection?.getRemoteDescription() != null && data['answer'] != null) {
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// // var answer = RTCSessionDescription(
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// // data['answer']['sdp'],
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// // data['answer']['type'],
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// // );
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// //
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// // print("Someone tried to connect");
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// // await peerConnection?.setRemoteDescription(answer);
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// // }
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// // });
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// // // Listening for remote session description above
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// //
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// // // Listen for remote Ice candidates below
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// // roomRef.collection('calleeCandidates').snapshots().listen((snapshot) {
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// // snapshot.docChanges.forEach((change) {
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// // if (change.type == DocumentChangeType.added) {
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// // Map<String, dynamic> data = change.doc.data() as Map<String, dynamic>;
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// // print('Got new remote ICE candidate: ${jsonEncode(data)}');
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// // peerConnection.addCandidate(
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// // RTCIceCandidate(
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// // data['candidate'],
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// // data['sdpMid'],
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// // data['sdpMLineIndex'],
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// // ),
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// // );
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// // }
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// // });
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// // });
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// // Listen for remote ICE candidates above
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//
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// return roomId;
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// }
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//
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// Future<void> joinRoom(String roomId, RTCVideoRenderer remoteVideo) async {
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// // FirebaseFirestore db = FirebaseFirestore.instance;
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// // DocumentReference roomRef = db.collection('rooms').doc('$roomId');
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// // var roomSnapshot = await roomRef.get();
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// // print('Got room ${roomSnapshot.exists}');
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//
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// // if (roomSnapshot.exists) {
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// // print('Create PeerConnection with configuration: $configuration');
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// // peerConnection = await createPeerConnection(configuration);
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// //
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// // registerPeerConnectionListeners();
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// //
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// // localStream.getTracks().forEach((track) {
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// // peerConnection?.addTrack(track, localStream);
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// // });
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// //
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// // // Code for collecting ICE candidates below
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// // // var calleeCandidatesCollection = roomRef.collection('calleeCandidates');
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// // peerConnection.onIceCandidate = (RTCIceCandidate candidate) {
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// // if (candidate == null) {
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// // print('onIceCandidate: complete!');
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// // return;
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// // }
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// // print('onIceCandidate: ${candidate.toMap()}');
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// // // calleeCandidatesCollection.add(candidate.toMap());
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// // };
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// // // Code for collecting ICE candidate above
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// //
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// // peerConnection?.onTrack = (RTCTrackEvent event) {
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// // print('Got remote track: ${event.streams[0]}');
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// // event.streams[0].getTracks().forEach((track) {
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// // print('Add a track to the remoteStream: $track');
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// // remoteStream?.addTrack(track);
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// // });
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// // };
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// //
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// // // Code for creating SDP answer below
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// // var data = roomSnapshot.data() as Map<String, dynamic>;
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// // print('Got offer $data');
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// // var offer = data['offer'];
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// // await peerConnection?.setRemoteDescription(
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// // RTCSessionDescription(offer['sdp'], offer['type']),
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// // );
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// // var answer = await peerConnection.createAnswer();
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// // print('Created Answer $answer');
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// //
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// // await peerConnection.setLocalDescription(answer);
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// //
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// // Map<String, dynamic> roomWithAnswer = {
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// // 'answer': {'type': answer.type, 'sdp': answer.sdp}
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// // };
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// //
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// // await roomRef.update(roomWithAnswer);
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// // // Finished creating SDP answer
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// //
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// // // Listening for remote ICE candidates below
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// // // roomRef.collection('callerCandidates').snapshots().listen((snapshot) {
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// // // snapshot.docChanges.forEach((document) {
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// // // var data = document.doc.data() as Map<String, dynamic>;
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// // // print(data);
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// // // print('Got new remote ICE candidate: $data');
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// // // peerConnection.addCandidate(
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// // // RTCIceCandidate(
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// // // data['candidate'],
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// // // data['sdpMid'],
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// // // data['sdpMLineIndex'],
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// // // ),
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// // // );
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// // // });
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// // // });
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// // }
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// }
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//
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// Future<void> openUserMedia(
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// RTCVideoRenderer localVideo,
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// RTCVideoRenderer remoteVideo,
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// ) async {
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// var stream = await navigator.mediaDevices.getUserMedia({'video': true, 'audio': false});
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//
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// localVideo.srcObject = stream;
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// localStream = stream;
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//
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// remoteVideo.srcObject = await createLocalMediaStream('key');
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// }
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//
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// Future<void> hangUp(RTCVideoRenderer localVideo) async {
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// List<MediaStreamTrack> tracks = localVideo.srcObject!.getTracks();
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// tracks.forEach((track) {
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// track.stop();
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// });
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//
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// if (remoteStream != null) {
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// remoteStream.getTracks().forEach((track) => track.stop());
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// }
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// if (peerConnection != null) peerConnection.close();
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//
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// if (roomId != null) {
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// // var db = FirebaseFirestore.instance;
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// // var roomRef = db.collection('rooms').doc(roomId);
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// // var calleeCandidates = await roomRef.collection('calleeCandidates').get();
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// // calleeCandidates.docs.forEach((document) => document.reference.delete());
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//
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// // var callerCandidates = await roomRef.collection('callerCandidates').get();
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// // callerCandidates.docs.forEach((document) => document.reference.delete());
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//
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// // await roomRef.delete();
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// }
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//
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// localStream.dispose();
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// remoteStream?.dispose();
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// }
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//
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// void registerPeerConnectionListeners() {
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// peerConnection?.onIceGatheringState = (RTCIceGatheringState state) {
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// print('ICE gathering state changed: $state');
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// };
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//
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// peerConnection?.onConnectionState = (RTCPeerConnectionState state) {
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// print('Connection state change: $state');
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// };
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//
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// peerConnection?.onSignalingState = (RTCSignalingState state) {
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// print('Signaling state change: $state');
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// };
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//
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// peerConnection?.onIceGatheringState = (RTCIceGatheringState state) {
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// print('ICE connection state change: $state');
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// };
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//
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// peerConnection?.onAddStream = (MediaStream stream) {
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// print("Add remote stream");
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// onAddRemoteStream?.call(stream);
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// remoteStream = stream;
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// };
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// }
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// }
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