Finish to fix notices

lib/generated_plugin_registrant.dart

@@ -9,7 +9,6 @@ import 'package:connectivity_plus_web/connectivity_plus_web.dart';
 import 'package:file_picker/_internal/file_picker_web.dart';
 import 'package:firebase_core_web/firebase_core_web.dart';
 import 'package:firebase_messaging_web/firebase_messaging_web.dart';
-import 'package:flutter_web_plugins/flutter_web_plugins.dart';
 import 'package:image_picker_for_web/image_picker_for_web.dart';
 import 'package:package_info_plus_web/package_info_plus_web.dart';
 import 'package:shared_preferences_web/shared_preferences_web.dart';
@@ -17,6 +16,8 @@ import 'package:url_launcher_web/url_launcher_web.dart';
 import 'package:video_player_web/video_player_web.dart';
 import 'package:wakelock_web/wakelock_web.dart';
 
+import 'package:flutter_web_plugins/flutter_web_plugins.dart';
+
 // ignore: public_member_api_docs
 void registerPlugins(Registrar registrar) {
   ConnectivityPlusPlugin.registerWith(registrar);

lib/models/custom_emoji.dart

@@ -1,5 +1,3 @@
-
-
 /// Single custom emoji information
 ///
 /// @author Pierre Hubert
@@ -15,10 +13,7 @@ class CustomEmoji {
     required int this.userID,
     required String this.shortcut,
     required String this.url,
-  })  : assert(id != null),
-        assert(userID != null),
-        assert(shortcut != null),
-        assert(url != null);
+  });
 
   Map<String, dynamic> toMap() => {
         "id": id,

lib/models/forez_presence.dart

@@ -1,5 +1,3 @@
-
-
 /// Single presence information
 ///
 /// @author Pierre Hubert
@@ -15,15 +13,10 @@ class Presence {
     required this.year,
     required this.month,
     required this.day,
-  })  : assert(userID != null),
-        assert(year != null),
-        assert(month != null),
-        assert(day != null);
+  });
 
   Presence.fromDateTime(DateTime dt, this.userID)
-      : assert(dt != null),
-        year = dt.year,
+      : year = dt.year,
         month = dt.month,
-        day = dt.day,
-        assert(userID != null);
+        day = dt.day;
 }

lib/models/friend.dart

@@ -18,12 +18,7 @@ class Friend extends CacheModel implements Comparable<Friend> {
     required int this.lastActive,
     required this.following,
     required this.canPostTexts,
-  })  : assert(id != null),
-        assert(accepted != null),
-        assert(lastActive != null),
-        assert(following != null),
-        assert(canPostTexts != null),
-        super(id: id);
+  }) : super(id: id);
 
   /// Check out whether friend is connected or not
   bool get isConnected => time() - 30 < lastActive!;
@@ -41,8 +36,7 @@ class Friend extends CacheModel implements Comparable<Friend> {
       };
 
   Friend.fromMap(Map<String, dynamic> map)
-      : assert(map != null),
-        accepted = map[FriendsListTableContract.C_ACCEPTED] == 1,
+      : accepted = map[FriendsListTableContract.C_ACCEPTED] == 1,
         lastActive = map[FriendsListTableContract.C_LAST_ACTIVE],
         following = map[FriendsListTableContract.C_FOLLOWING] == 1,
         canPostTexts = map[FriendsListTableContract.C_CAN_POST_TEXTS] == 1,

lib/models/new_conversation_message.dart

@@ -17,8 +17,7 @@ class NewConversationMessage {
     required this.message,
     this.file,
     this.thumbnail,
-  })  : assert(conversationID != null),
-        assert(file != null || message != null);
+  }) : assert(file != null || message != null);
 
   bool get hasMessage => message != null;
 

lib/ui/dialogs/multi_choices_dialog.dart

@@ -18,9 +18,7 @@ class MultiChoiceEntry<T> {
     required this.title,
     this.subtitle,
     this.hidden = false,
-  })  : assert(id != null),
-        assert(title != null),
-        assert(hidden != null);
+  }) : assert(id != null);
 
   bool get hasSubtitle => subtitle != null;
 }

lib/ui/widgets/user_writing_in_conv_notifier.dart

@@ -15,8 +15,7 @@ class UserWritingInConvNotifier extends StatefulWidget {
   final int convID;
 
   const UserWritingInConvNotifier({Key? key, required this.convID})
-      : assert(convID != null),
-        super(key: key);
+      : super(key: key);
 
   @override
   _UserWritingInConvNotifierState createState() =>

lib/utils/files_utils.dart

@@ -32,8 +32,6 @@ Future<BytesFile?> pickImage(BuildContext context,
 /// Throws in case of failure
 Future<File> generateTemporaryFile() async {
   final tempDir = await getTemporaryDirectory();
-  if (tempDir == null)
-    throw Exception("Could not generate temporary directory!");
   return File(path.join(tempDir.path, randomString(15, from: 65, to: 90)));
 }