diff --git a/packages/dart_client/lib/src/api/websocket.dart b/packages/dart_client/lib/src/api/websocket.dart
index 7d904a12..a8288573 100644
--- a/packages/dart_client/lib/src/api/websocket.dart
+++ b/packages/dart_client/lib/src/api/websocket.dart
@@ -14,7 +14,11 @@ import 'web_socket_channel_stub.dart'
     if (dart.library.html) 'web_socket_channel_html.dart'
     if (dart.library.io) 'web_socket_channel_io.dart';
 
+/// Typedef which exposes an [Event] as the only parameter.
 typedef EventHandler = void Function(Event);
+
+/// Typedef used for connecting to a websocket. Method returns a  [WebSocketChannel]
+/// and accepts a connection [url] and an optional [Iterable] of `protocols`.
 typedef ConnectWebSocket = WebSocketChannel Function(String url,
     {Iterable<String> protocols});
 
@@ -236,7 +240,9 @@ class WebSocket {
 
     try {
       await connect();
-    } catch (e) {}
+    } catch (e) {
+      logger.log(Level.SEVERE, e.toString());
+    }
     await Future.delayed(
       Duration(seconds: min(_retryAttempt * 5, 25)),
       () {
diff --git a/packages/dart_client/lib/src/client.dart b/packages/dart_client/lib/src/client.dart
index 4e0743ff..7e024c69 100644
--- a/packages/dart_client/lib/src/client.dart
+++ b/packages/dart_client/lib/src/client.dart
@@ -13,6 +13,7 @@ import 'package:stream_chat/src/models/channel_model.dart';
 import 'package:stream_chat/src/models/own_user.dart';
 import 'package:stream_chat/version.dart';
 import 'package:uuid/uuid.dart';
+import 'package:pedantic/pedantic.dart' show unawaited;
 
 import 'api/channel.dart';
 import 'api/connection_status.dart';
@@ -25,8 +26,15 @@ import 'models/event.dart';
 import 'models/message.dart';
 import 'models/user.dart';
 
+/// Handler function used for logging records. Function requires a single [LogRecord]
+/// as the only parameter.
 typedef LogHandlerFunction = void Function(LogRecord record);
+
+/// Used for decoding [Map] data to a generic type `T`.
 typedef DecoderFunction<T> = T Function(Map<String, dynamic>);
+
+/// A function which can be used to request a Stream Chat API token from your
+/// own backend server. Function requires a single [userId].
 typedef TokenProvider = Future<String> Function(String userId);
 
 /// The key used to save the userId to sharedPreferences
@@ -462,7 +470,7 @@ class Client {
 
       if (value == ConnectionStatus.connected &&
           state.channels?.isNotEmpty == true) {
-        queryChannels(filter: {
+        unawaited (queryChannels(filter: {
           'cid': {
             '\$in': state.channels.keys.toList(),
           },
@@ -474,7 +482,7 @@ class Client {
               online: true,
             ));
           },
-        );
+        ));
       } else {
         _synced = false;
       }
@@ -712,7 +720,7 @@ class Client {
     }
   }
 
-  _parseError(DioError error) {
+  dynamic _parseError(DioError error) {
     if (error.type == DioErrorType.RESPONSE) {
       final apiError =
           ApiError(error.response?.data, error.response?.statusCode);
diff --git a/packages/dart_client/lib/src/db/shared/native_db.dart b/packages/dart_client/lib/src/db/shared/native_db.dart
index 38a1923e..deee5b08 100644
--- a/packages/dart_client/lib/src/db/shared/native_db.dart
+++ b/packages/dart_client/lib/src/db/shared/native_db.dart
@@ -1,3 +1,4 @@
+//ignore_for_file: public_member_api_docs
 import 'dart:io';
 import 'dart:isolate';
 import 'package:flutter/material.dart';
@@ -9,7 +10,7 @@ import 'package:path_provider/path_provider.dart';
 import 'package:stream_chat/src/db/offline_storage.dart';
 
 class SharedDB {
-  static constructDatabase(dbName) async {
+  static Future<VmDatabase> constructDatabase(dbName) async {
     final dir = await getApplicationDocumentsDirectory();
     final path = join(dir.path, dbName);
     final file = File(path);
diff --git a/packages/dart_client/lib/src/db/shared/unsupported_db.dart b/packages/dart_client/lib/src/db/shared/unsupported_db.dart
index 9d4ef84f..bbb4ccb7 100644
--- a/packages/dart_client/lib/src/db/shared/unsupported_db.dart
+++ b/packages/dart_client/lib/src/db/shared/unsupported_db.dart
@@ -1,3 +1,5 @@
+//ignore_for_file: public_member_api_docs
+//ignore_for_file: always_declare_return_types
 class SharedDB {
   static constructDatabase(dbName) async {
     print('Unsupported Platform');
diff --git a/packages/dart_client/lib/src/db/shared/web_db.dart b/packages/dart_client/lib/src/db/shared/web_db.dart
index bd579280..f79c224a 100644
--- a/packages/dart_client/lib/src/db/shared/web_db.dart
+++ b/packages/dart_client/lib/src/db/shared/web_db.dart
@@ -1,3 +1,5 @@
+//ignore_for_file: public_member_api_docs
+//ignore_for_file: always_declare_return_types
 import 'package:moor/moor_web.dart';
 import 'package:stream_chat/src/db/offline_storage.dart';
 
diff --git a/packages/flutter_widgets/example/lib/chat_info_screen.dart b/packages/flutter_widgets/example/lib/chat_info_screen.dart
index 5eb0df7d..4106b96e 100644
--- a/packages/flutter_widgets/example/lib/chat_info_screen.dart
+++ b/packages/flutter_widgets/example/lib/chat_info_screen.dart
@@ -1,4 +1,3 @@
-import 'package:emojis/emojis.dart';
 import 'package:flutter/cupertino.dart';
 import 'package:flutter/material.dart';
 import 'package:jiffy/jiffy.dart';
diff --git a/packages/flutter_widgets/example/lib/group_info_screen.dart b/packages/flutter_widgets/example/lib/group_info_screen.dart
index cac6fc9c..253901c9 100644
--- a/packages/flutter_widgets/example/lib/group_info_screen.dart
+++ b/packages/flutter_widgets/example/lib/group_info_screen.dart
@@ -907,8 +907,6 @@ class _GroupInfoScreenState extends State<GroupInfoScreen> {
     );
   }
 
-  void _showRemoveUserModal(User user) {}
-
   Widget _buildConnectedTitleState(User user) {
     var alternativeWidget;
 
diff --git a/packages/flutter_widgets/example/lib/main.dart b/packages/flutter_widgets/example/lib/main.dart
index 2c2c5bab..460a80a3 100644
--- a/packages/flutter_widgets/example/lib/main.dart
+++ b/packages/flutter_widgets/example/lib/main.dart
@@ -115,7 +115,7 @@ class _HomePageState extends State<HomePage> {
     return <BottomNavigationBarItem>[
       BottomNavigationBarItem(
         icon: Stack(
-          overflow: Overflow.visible,
+          clipBehavior: Clip.none,
           children: [
             StreamSvgIcon.message(
               color: _isSelected(0)
@@ -133,7 +133,7 @@ class _HomePageState extends State<HomePage> {
       ),
       BottomNavigationBarItem(
         icon: Stack(
-          overflow: Overflow.visible,
+          clipBehavior: Clip.none,
           children: [
             StreamSvgIcon.mentions(
               color: _isSelected(1)
diff --git a/packages/flutter_widgets/example/lib/routes/app_routes.dart b/packages/flutter_widgets/example/lib/routes/app_routes.dart
index 20725b26..0c8a899f 100644
--- a/packages/flutter_widgets/example/lib/routes/app_routes.dart
+++ b/packages/flutter_widgets/example/lib/routes/app_routes.dart
@@ -79,6 +79,9 @@ class AppRoutes {
             builder: (_) {
               return GroupInfoScreen();
             });
+      // Default case, should not reach here.
+      default:
+        return null;
     }
   }
 }
diff --git a/packages/flutter_widgets/example/pubspec.yaml b/packages/flutter_widgets/example/pubspec.yaml
index 38c25b65..b4d32fa0 100644
--- a/packages/flutter_widgets/example/pubspec.yaml
+++ b/packages/flutter_widgets/example/pubspec.yaml
@@ -8,8 +8,7 @@ environment:
 dependencies:
   flutter:
     sdk: flutter
-  stream_chat_flutter:
-    path: ../
+  stream_chat_flutter: 0.2.13+1
   flutter_apns: ^1.4.1
   flutter_local_notifications: ^2.0.2
   flutter_svg: ^0.19.1
diff --git a/packages/flutter_widgets/lib/src/channel_file_display_screen.dart b/packages/flutter_widgets/lib/src/channel_file_display_screen.dart
index c6132609..d5aef38c 100644
--- a/packages/flutter_widgets/lib/src/channel_file_display_screen.dart
+++ b/packages/flutter_widgets/lib/src/channel_file_display_screen.dart
@@ -160,8 +160,6 @@ class _ChannelFileDisplayScreenState extends State<ChannelFileDisplayScreen> {
           ),
           child: ListView.builder(
             itemBuilder: (context, position) {
-              var channel = StreamChannel.of(context).channel;
-
               return Padding(
                 padding: const EdgeInsets.all(1.0),
                 child: Padding(
diff --git a/packages/flutter_widgets/lib/src/channel_list_view.dart b/packages/flutter_widgets/lib/src/channel_list_view.dart
index 2de00c0e..61a0aabb 100644
--- a/packages/flutter_widgets/lib/src/channel_list_view.dart
+++ b/packages/flutter_widgets/lib/src/channel_list_view.dart
@@ -1,6 +1,5 @@
 import 'dart:async';
 import 'dart:convert';
-import 'dart:ui' as ui;
 
 import 'package:flutter/foundation.dart';
 import 'package:flutter/material.dart';
diff --git a/packages/flutter_widgets/lib/src/image_footer.dart b/packages/flutter_widgets/lib/src/image_footer.dart
index 8d4ca8b5..75e6bb73 100644
--- a/packages/flutter_widgets/lib/src/image_footer.dart
+++ b/packages/flutter_widgets/lib/src/image_footer.dart
@@ -1,7 +1,5 @@
 import 'dart:async';
 import 'dart:io';
-import 'dart:math';
-import 'dart:typed_data';
 
 import 'package:cached_network_image/cached_network_image.dart';
 import 'package:chewie/chewie.dart';
@@ -9,8 +7,6 @@ import 'package:dio/dio.dart';
 import 'package:esys_flutter_share/esys_flutter_share.dart';
 import 'package:flutter/foundation.dart';
 import 'package:flutter/material.dart';
-import 'package:image_gallery_saver/image_gallery_saver.dart';
-import 'package:path_provider/path_provider.dart';
 import 'package:stream_chat/stream_chat.dart';
 import 'package:stream_chat_flutter/src/stream_chat_theme.dart';
 import 'package:stream_chat_flutter/stream_chat_flutter.dart';
@@ -58,15 +54,16 @@ class ImageFooter extends StatefulWidget implements PreferredSizeWidget {
 }
 
 class _ImageFooterState extends State<ImageFooter> {
+  //ignore:unused_field
   bool _userSearchMode = false;
   TextEditingController _searchController;
   final TextEditingController _messageController = TextEditingController();
   final FocusNode _messageFocusNode = FocusNode();
 
+  //ignore:unused_field
   String _channelNameQuery;
 
   final List<Channel> _selectedChannels = [];
-  bool _loading = false;
 
   Timer _debounce;
 
@@ -311,95 +308,6 @@ class _ImageFooterState extends State<ImageFooter> {
     );
   }
 
-  Widget _buildShareTextInputSection(modalSetState) {
-    return Align(
-      alignment: Alignment.bottomCenter,
-      child: BottomAppBar(
-        child: Container(
-          height: 40.0,
-          margin: const EdgeInsets.symmetric(
-            vertical: 8,
-            horizontal: 8,
-          ),
-          child: _loading
-              ? Center(
-                  child: Padding(
-                    padding: const EdgeInsets.all(8.0),
-                    child: CircularProgressIndicator(),
-                  ),
-                )
-              : Row(
-                  children: [
-                    Expanded(
-                      child: TextField(
-                        controller: _messageController,
-                        focusNode: _messageFocusNode,
-                        onChanged: (val) {
-                          modalSetState(() {});
-                        },
-                        onTap: () {
-                          modalSetState(() {});
-                          setState(() {});
-                        },
-                        decoration: InputDecoration(
-                          prefixText: '     ',
-                          hintText: 'Add a comment',
-                          enabledBorder: OutlineInputBorder(
-                            borderRadius: BorderRadius.circular(24.0),
-                            borderSide: BorderSide(
-                              color: StreamChatTheme.of(context)
-                                  .colorTheme
-                                  .black
-                                  .withOpacity(0.16),
-                            ),
-                          ),
-                          focusedBorder: OutlineInputBorder(
-                              borderRadius: BorderRadius.circular(24.0),
-                              borderSide: BorderSide(
-                                color: StreamChatTheme.of(context)
-                                    .colorTheme
-                                    .black
-                                    .withOpacity(0.16),
-                              )),
-                          contentPadding: const EdgeInsets.all(0),
-                        ),
-                      ),
-                    ),
-                    SizedBox(width: 8),
-                    IconTheme(
-                      data: StreamChatTheme.of(context)
-                          .channelTheme
-                          .messageInputButtonIconTheme,
-                      child: IconButton(
-                        onPressed: () async {
-                          modalSetState(() => _loading = true);
-                          await sendMessage();
-                          modalSetState(() => _loading = false);
-                        },
-                        splashRadius: 24,
-                        visualDensity: VisualDensity.compact,
-                        constraints: BoxConstraints.tightFor(
-                          height: 24,
-                          width: 24,
-                        ),
-                        padding: EdgeInsets.zero,
-                        icon: Transform.rotate(
-                          angle: -pi / 2,
-                          child: StreamSvgIcon.Icon_send_message(
-                            color: StreamChatTheme.of(context)
-                                .colorTheme
-                                .accentBlue,
-                          ),
-                        ),
-                      ),
-                    ),
-                  ],
-                ),
-        ),
-      ),
-    );
-  }
-
   /// Sends the current message
   Future sendMessage() async {
     var text = _messageController.text.trim();
@@ -420,25 +328,6 @@ class _ImageFooterState extends State<ImageFooter> {
     _selectedChannels.clear();
     Navigator.pop(context);
   }
-
-  Future<void> _saveImage(String url) async {
-    var response = await Dio()
-        .get(url, options: Options(responseType: ResponseType.bytes));
-    final result = await ImageGallerySaver.saveImage(
-        Uint8List.fromList(response.data),
-        quality: 60,
-        name: "${DateTime.now().millisecondsSinceEpoch}");
-    return result;
-  }
-
-  Future<void> _saveVideo(String url) async {
-    var appDocDir = await getTemporaryDirectory();
-    var savePath =
-        appDocDir.path + "/${DateTime.now().millisecondsSinceEpoch}.mp4";
-    await Dio().download(url, savePath);
-    final result = await ImageGallerySaver.saveFile(savePath);
-    print(result);
-  }
 }
 
 /// Used for clipping textfield prefix icon
diff --git a/packages/flutter_widgets/lib/src/message_input.dart b/packages/flutter_widgets/lib/src/message_input.dart
index 22a36882..6fafb5d8 100644
--- a/packages/flutter_widgets/lib/src/message_input.dart
+++ b/packages/flutter_widgets/lib/src/message_input.dart
@@ -798,6 +798,8 @@ class MessageInputState extends State<MessageInput> {
               ? StreamChatTheme.of(context).colorTheme.black.withOpacity(0.2)
               : StreamChatTheme.of(context).colorTheme.black.withOpacity(0.5);
           break;
+        default:
+          return Colors.black;
       }
     }
 
@@ -1014,6 +1016,8 @@ class MessageInputState extends State<MessageInput> {
               );
             });
         break;
+      default:
+        return SizedBox();
     }
   }
 
@@ -1038,6 +1042,7 @@ class MessageInputState extends State<MessageInput> {
           final mediaInfo = await CompressVideoService.compressVideo(file.path);
 
           if (mediaInfo.filesize / (1024 * 1024) > _kMaxAttachmentSize) {
+            // ignore: deprecated_member_use
             Scaffold.of(context).showSnackBar(
               SnackBar(
                 content: Text(
@@ -1058,6 +1063,7 @@ class MessageInputState extends State<MessageInput> {
             path: mediaInfo.path,
           );
         } else {
+          // ignore: deprecated_member_use
           Scaffold.of(context).showSnackBar(
             SnackBar(
               content: Text(
@@ -1110,6 +1116,7 @@ class MessageInputState extends State<MessageInput> {
       });
       print(e);
       print(s);
+      // ignore: deprecated_member_use
       Scaffold.of(context).showSnackBar(
         SnackBar(
           content: Text('Error adding the attachment: $e'),
@@ -2013,6 +2020,7 @@ class MessageInputState extends State<MessageInput> {
           attachment.file = file;
         });
       } else {
+        // ignore: deprecated_member_use
         Scaffold.of(context).showSnackBar(
           SnackBar(
             content: Text(
diff --git a/packages/flutter_widgets/lib/src/message_reactions_modal.dart b/packages/flutter_widgets/lib/src/message_reactions_modal.dart
index e09e21db..1ee3486d 100644
--- a/packages/flutter_widgets/lib/src/message_reactions_modal.dart
+++ b/packages/flutter_widgets/lib/src/message_reactions_modal.dart
@@ -220,7 +220,7 @@ class MessageReactionsModal extends StatelessWidget {
         crossAxisAlignment: CrossAxisAlignment.center,
         children: [
           Stack(
-            overflow: Overflow.visible,
+            clipBehavior: Clip.none,
             children: [
               UserAvatar(
                 onTap: onUserAvatarTap,
diff --git a/packages/flutter_widgets/lib/src/option_list_tile.dart b/packages/flutter_widgets/lib/src/option_list_tile.dart
index 1b87c9d7..61ce939e 100644
--- a/packages/flutter_widgets/lib/src/option_list_tile.dart
+++ b/packages/flutter_widgets/lib/src/option_list_tile.dart
@@ -1,6 +1,5 @@
 import 'package:flutter/material.dart';
 import 'package:stream_chat_flutter/src/stream_chat_theme.dart';
-import 'package:stream_chat_flutter/src/stream_svg_icon.dart';
 
 class OptionListTile extends StatelessWidget {
   final String title;
diff --git a/packages/flutter_widgets/lib/src/user_list_view.dart b/packages/flutter_widgets/lib/src/user_list_view.dart
index 6197a06e..c5bac576 100644
--- a/packages/flutter_widgets/lib/src/user_list_view.dart
+++ b/packages/flutter_widgets/lib/src/user_list_view.dart
@@ -524,6 +524,7 @@ abstract class ListItem {
       final user = (this as ListUserItem).user;
       return 'USER-${user.id}';
     }
+    return null;
   }
 
   Widget when({
@@ -536,6 +537,7 @@ abstract class ListItem {
     if (this is ListUserItem) {
       return userItem((this as ListUserItem).user);
     }
+    return SizedBox();
   }
 }
 
diff --git a/packages/flutter_widgets/lib/src/utils.dart b/packages/flutter_widgets/lib/src/utils.dart
index d1dec9c8..20e78a24 100644
--- a/packages/flutter_widgets/lib/src/utils.dart
+++ b/packages/flutter_widgets/lib/src/utils.dart
@@ -9,7 +9,7 @@ Future<void> launchURL(BuildContext context, String url) async {
   if (await canLaunch(url)) {
     await launch(url);
   } else {
-    Scaffold.of(context).showSnackBar(
+    ScaffoldMessenger.of(context).showSnackBar(
       SnackBar(
         content: Text('Cannot launch the url'),
       ),