Rejecting notifications from banned/blocked users and not allowing to scan those

Sources/ChatFeature/ViewModels/GroupChatViewModel.swift

@@ -103,7 +103,13 @@ final class GroupChatViewModel {
             return "[DELETED]"
         }
 
-        return (contact.nickname ?? contact.username) ?? "Fetching username..."
+        var name = (contact.nickname ?? contact.username) ?? "Fetching username..."
+
+        if contact.isBlocked {
+            name = "\(name) (Blocked)"
+        }
+
+        return name
     }
 
     func didRequestReply(_ message: Message) {

Sources/ChatListFeature/ViewModel/ChatListViewModel.swift

@@ -135,11 +135,15 @@ final class ChatListViewModel {
                     isBanned: false
                 ),
                 groupChatInfoQuery: GroupChatInfo.Query(
-                    authStatus: [.participating]
+                    authStatus: [.participating],
+                    isLeaderBlocked: false,
+                    isLeaderBanned: false
                 ),
                 groupQuery: Group.Query(
                     withMessages: false,
-                    authStatus: [.participating]
+                    authStatus: [.participating],
+                    isLeaderBlocked: false,
+                    isLeaderBanned: false
                 )
             ))
             .assertNoFailure()

Sources/LaunchFeature/LaunchViewModel.swift

@@ -137,8 +137,10 @@ final class LaunchViewModel {
     }
 
     func getContactWith(userId: Data) -> Contact? {
+        let query = Contact.Query(id: [userId], isBlocked: false, isBanned: false)
+
         guard let session = try? DependencyInjection.Container.shared.resolve() as SessionType,
-              let contact = try? session.dbManager.fetchContacts(.init(id: [userId])).first else {
+              let contact = try? session.dbManager.fetchContacts(query).first else {
             return nil
         }
 

Sources/PushFeature/PushHandler.swift

@@ -115,6 +115,10 @@ public final class PushHandler: PushHandling {
                 return ($0.type.unknownSenderContent!, $0)
             }
 
+            if contact.isBlocked || contact.isBanned {
+                return nil
+            }
+
             let name = (contact.nickname ?? contact.username) ?? ""
             return ($0.type.knownSenderContent(name)!, $0)
         }

Sources/SearchFeature/ViewModels/SearchRightViewModel.swift

@@ -78,6 +78,16 @@ final class SearchRightViewModel {
         /// that we already have
         ///
         if let alreadyContact = try? session.dbManager.fetchContacts(.init(id: [userId])).first {
+            if alreadyContact.isBlocked {
+                statusSubject.send(.failed(.unknown("You previously blocked this user.")))
+                return
+            }
+
+            if alreadyContact.isBanned {
+                statusSubject.send(.failed(.unknown("This user was banned.")))
+                return
+            }
+
             /// Show error accordingly to the auth status
             ///
             if alreadyContact.authStatus == .friend {