Fix a few notices

lib/models/friend_status.dart

@@ -1,5 +1,3 @@
-
-
 /// Simple friendship status
 ///
 /// @author Pierre HUBERT
@@ -17,11 +15,7 @@ class FriendStatus {
     required this.sentRequest,
     required this.receivedRequest,
     required this.following,
-  })  : assert(userID != null),
-        assert(areFriend != null),
-        assert(sentRequest != null),
-        assert(receivedRequest != null),
-        assert(following != null);
+  });
 
   bool get noRequestExchanged => !areFriend && !sentRequest && !receivedRequest;
 }

lib/models/general_settings.dart

@@ -33,16 +33,5 @@ class GeneralSettings {
     required this.personalWebsite,
     required this.publicNote,
     required this.location,
-  })  : assert(email != null),
-        assert(firstName != null),
-        assert(lastName != null),
-        assert(pageVisibility != null),
-        assert(allowComments != null),
-        assert(allowPostsFromFriends != null),
-        assert(allowComunicEmails != null),
-        assert(publicFriendsList != null),
-        assert(publicEmail != null),
-        assert(virtualDirectory != null),
-        assert(personalWebsite != null),
-        assert(publicNote != null);
+  });
 }

lib/models/group.dart

@@ -28,7 +28,6 @@ String membershipToText(GroupMembershipLevel level) {
     case GroupMembershipLevel.VISITOR:
       return tr("Visitor")!;
   }
-  throw new Exception("Unreachable statement!");
 }
 
 enum GroupVisibilityLevel { OPEN, PRIVATE, SECRETE }
@@ -60,15 +59,7 @@ class Group implements Comparable<Group> {
     required this.postCreationLevel,
     required this.virtualDirectory,
     required this.following,
-  })  : assert(id != null),
-        assert(name != null),
-        assert(iconURL != null),
-        assert(numberMembers != null),
-        assert(membershipLevel != null),
-        assert(visibilityLevel != null),
-        assert(registrationLevel != null),
-        assert(postCreationLevel != null),
-        assert(following != null);
+  });
 
   get displayName => this.name;
 

lib/models/group_membership.dart

@@ -15,10 +15,7 @@ class GroupMembership {
     required this.groupID,
     required this.timeCreate,
     required this.level,
-  })  : assert(userID != null),
-        assert(groupID != null),
-        assert(timeCreate != null),
-        assert(level != null);
+  });
 
   String get membershipText => membershipToText(level);
 

lib/models/membership.dart

@@ -18,22 +18,19 @@ class Membership {
       : type = MembershipType.CONVERSATION,
         friend = null,
         groupID = null,
-        groupLastActive = null,
-        assert(conversation != null);
+        groupLastActive = null;
 
   Membership.friend(Friend this.friend)
       : type = MembershipType.FRIEND,
         conversation = null,
         groupID = null,
-        groupLastActive = null,
-        assert(friend != null);
+        groupLastActive = null;
 
-  Membership.group({required int this.groupID, required int this.groupLastActive})
+  Membership.group(
+      {required int this.groupID, required int this.groupLastActive})
       : type = MembershipType.GROUP,
         conversation = null,
-        friend = null,
-        assert(groupID != null),
-        assert(groupLastActive != null);
+        friend = null;
 
   int? get lastActive {
     switch (type) {

lib/models/new_account.dart

@@ -1,5 +1,3 @@
-
-
 /// New account information container
 ///
 /// @author Pierre HUBERT
@@ -15,8 +13,5 @@ class NewAccount {
     required this.lastName,
     required this.email,
     required this.password,
-  })  : assert(firstName != null),
-        assert(lastName != null),
-        assert(email != null),
-        assert(password != null);
+  });
 }

lib/models/new_comment.dart

@@ -13,9 +13,9 @@ class NewComment {
     required this.postID,
     required this.content,
     required this.image,
-  }) : assert(postID != null);
+  });
 
-  bool get hasContent => content != null && content.length > 0;
+  bool get hasContent => content.length > 0;
 
   bool get hasImage => image != null;
 }

lib/models/new_conversation_settings.dart

@@ -19,9 +19,6 @@ class NewConversationsSettings {
     required this.name,
     required this.canEveryoneAddMembers,
     required this.color,
-  })  : assert(convID != null),
-        assert(convID > 0),
-        assert(following != null),
-        assert(isComplete != null),
+  })  : assert(convID > 0),
         assert(!isComplete || canEveryoneAddMembers != null);
 }

lib/models/new_emoji.dart

@@ -11,6 +11,5 @@ class NewEmoji {
   const NewEmoji({
     required this.shortcut,
     required this.image,
-  })  : assert(shortcut != null),
-        assert(image != null);
+  });
 }

lib/models/new_group_conversation.dart

@@ -14,7 +14,5 @@ class NewGroupConversation {
     required this.groupID,
     required this.name,
     required this.minMembershipLevel,
-  })  : assert(groupID != null),
-        assert(name != null),
-        assert(minMembershipLevel != null);
+  });
 }

lib/models/new_post.dart

@@ -17,9 +17,7 @@ class NewSurvey {
     required this.question,
     required this.answers,
     required this.allowNewChoicesCreation,
-  })  : assert(question != null),
-        assert(answers.length > 1),
-        assert(allowNewChoicesCreation != null);
+  }) : assert(answers.length > 1);
 }
 
 class NewPost {
@@ -47,11 +45,7 @@ class NewPost {
     required this.timeEnd,
     required this.survey,
     required this.youtubeId,
-  })  : assert(target != null),
-        assert(targetID != null),
-        assert(visibility != null),
-        assert(content != null),
-        assert(kind != PostKind.TEXT || content.length > 3),
+  })  : assert(kind != PostKind.TEXT || content.length > 3),
         assert(kind != PostKind.IMAGE || image != null),
         assert(kind != PostKind.WEB_LINK || url != null),
         assert(kind != PostKind.PDF || pdf != null),

lib/models/notification.dart

@@ -1,5 +1,3 @@
-
-
 /// Notification model
 ///
 /// @author Pierre HUBERT
@@ -58,11 +56,5 @@ class Notification {
     required this.type,
     required this.fromContainerId,
     required this.fromContainerType,
-  })  : assert(id != null),
-        assert(timeCreate != null),
-        assert(seen != null),
-        assert(fromUser != null),
-        assert(onElemId != null),
-        assert(onElemType != null),
-        assert(type != null);
+  });
 }

lib/models/notifications_settings.dart

@@ -1,5 +1,3 @@
-
-
 /// Notifications settings
 ///
 /// @author Pierre Hubert
@@ -11,6 +9,5 @@ class NotificationsSettings {
   NotificationsSettings({
     required this.allowConversations,
     required this.allowNotificationsSound,
-  })  : assert(allowConversations != null),
-        assert(allowNotificationsSound != null);
+  });
 }

lib/models/server_config.dart

@@ -12,8 +12,7 @@ class NotificationsPolicy {
   const NotificationsPolicy({
     required this.hasFirebase,
     required this.hasIndependent,
-  })  : assert(hasFirebase != null),
-        assert(hasIndependent != null);
+  });
 }
 
 class PasswordPolicy {

lib/ui/widgets/text_rich_content_widget.dart

@@ -19,7 +19,7 @@ class TextRichContentWidget extends StatelessWidget {
     this.text, {
     this.textAlign,
     this.style,
-  }) : assert(text != null);
+  });
 
   /// Parse the text and return it as a list of span elements
   static List<TextSpan> _parse(String text, TextStyle? style) {