Organize imports (#827)

Minor import organizing.
Change Absolute imports to Relative imports.

Author: hiroshihorie

lib/src/core/engine.dart

@@ -16,23 +16,31 @@
 
 import 'dart:async';
 
-import 'package:flutter/foundation.dart';
-
 import 'package:collection/collection.dart';
 import 'package:connectivity_plus/connectivity_plus.dart';
+import 'package:flutter/foundation.dart';
 import 'package:flutter_webrtc/flutter_webrtc.dart' as rtc;
 import 'package:meta/meta.dart';
 
-import 'package:livekit_client/livekit_client.dart';
+import '../events.dart';
+import '../exceptions.dart';
 import '../extensions.dart';
 import '../internal/events.dart';
 import '../internal/types.dart';
+import '../logger.dart' show logger;
+import '../managers/event.dart';
+import '../options.dart';
 import '../proto/livekit_models.pb.dart' as lk_models;
 import '../proto/livekit_rtc.pb.dart' as lk_rtc;
+import '../publication/local.dart';
 import '../support/disposable.dart';
+import '../support/platform.dart' show lkPlatformIsTest, lkPlatformIs, PlatformType;
 import '../support/region_url_provider.dart';
 import '../support/websocket.dart';
+import '../track/local/local.dart';
+import '../track/local/video.dart';
 import '../types/internal.dart';
+import '../types/other.dart';
 import 'signal_client.dart';
 import 'transport.dart';
 

lib/src/data_stream/stream_writer.dart

@@ -3,11 +3,11 @@ import 'dart:typed_data';
 
 import 'package:fixnum/fixnum.dart';
 
-import 'package:livekit_client/src/core/engine.dart';
-import 'package:livekit_client/src/types/other.dart';
-import 'package:livekit_client/src/utils.dart';
+import '../core/engine.dart';
 import '../proto/livekit_models.pb.dart' as lk_models;
 import '../types/data_stream.dart';
+import '../types/other.dart';
+import '../utils.dart';
 
 class BaseStreamWriter<T, InfoType extends BaseStreamInfo> {
   final StreamWriter<T> writableStream;

lib/src/livekit.dart

@@ -14,8 +14,8 @@
 
 import 'package:flutter_webrtc/flutter_webrtc.dart' as rtc;
 
-import 'package:livekit_client/livekit_client.dart';
 import 'support/native.dart';
+import 'support/platform.dart' show lkPlatformIsMobile;
 
 /// Main entry point to connect to a room.
 /// {@category Room}

lib/src/options.dart

@@ -14,12 +14,9 @@
 
 import 'constants.dart';
 import 'e2ee/options.dart';
-import 'proto/livekit_models.pb.dart';
-import 'publication/remote.dart';
 import 'track/local/audio.dart';
 import 'track/local/video.dart';
 import 'track/options.dart';
-import 'track/track.dart';
 import 'types/other.dart';
 import 'types/video_encoding.dart';
 import 'types/video_parameters.dart';

lib/src/track/audio_visualizer.dart

@@ -1,6 +1,6 @@
 import 'package:uuid/uuid.dart' as uuid;
 
-import 'package:livekit_client/src/support/disposable.dart';
+import '../support/disposable.dart';
 import '../events.dart' show AudioVisualizerEvent;
 import '../managers/event.dart' show EventsEmittable;
 import 'local/local.dart' show AudioTrack;

lib/src/track/audio_visualizer_web.dart

@@ -5,7 +5,7 @@ import 'dart:typed_data';
 
 import 'package:flutter_webrtc/flutter_webrtc.dart';
 
-import 'package:livekit_client/src/events.dart' show AudioVisualizerEvent;
+import '../events.dart' show AudioVisualizerEvent;
 import '../logger.dart' show logger;
 import 'audio_visualizer.dart';
 import 'local/local.dart' show AudioTrack;

lib/src/track/local/video.dart

@@ -12,14 +12,13 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-import 'package:flutter/foundation.dart';
-
 import 'package:collection/collection.dart';
+import 'package:flutter/foundation.dart';
 import 'package:flutter_webrtc/flutter_webrtc.dart' as rtc;
 
-import 'package:livekit_client/src/extensions.dart';
 import '../../events.dart';
 import '../../exceptions.dart';
+import '../../extensions.dart';
 import '../../logger.dart';
 import '../../options.dart';
 import '../../proto/livekit_models.pb.dart' as lk_models;

lib/src/types/participant_permissions.dart

@@ -14,7 +14,6 @@
 
 import 'package:meta/meta.dart';
 
-import 'package:livekit_client/src/proto/livekit_models.pbenum.dart';
 import '../proto/livekit_models.pb.dart' as lk_models;
 
 @immutable
@@ -24,7 +23,7 @@ class ParticipantPermissions {
   final bool canPublishData;
   final bool hidden;
   final bool canUpdateMetadata;
-  final List<TrackSource> canPublishSources;
+  final List<lk_models.TrackSource> canPublishSources;
 
   const ParticipantPermissions({
     this.canSubscribe = false,