Debug

Signal/src/Loki/Utilities/ContactUtilities.swift

@@ -5,7 +5,7 @@ enum ContactUtilities {
         var result: [String] = []
         Storage.read { transaction in
             TSContactThread.enumerateCollectionObjects(with: transaction) { object, _ in
-                guard let thread = object as? TSContactThread else { return }
+                guard let thread = object as? TSContactThread, thread.shouldThreadBeVisible else { return }
                 result.append(thread.contactIdentifier())
             }
         }

Signal/src/Loki/View Controllers/EditClosedGroupVC.swift

@@ -227,18 +227,24 @@ final class EditClosedGroupVC : BaseVC, UITableViewDataSource, UITableViewDelega
     }
 
     private func commitChanges() {
+        let popToConversationVC: (EditClosedGroupVC) -> Void = { editVC in
+            if let conversationVC = editVC.navigationController!.viewControllers.first(where: { $0 is ConversationViewController }) {
+                editVC.navigationController!.popToViewController(conversationVC, animated: true)
+            } else {
+                editVC.navigationController!.popViewController(animated: true)
+            }
+        }
         let groupID = thread.groupModel.groupId
         let groupPublicKey = LKGroupUtilities.getDecodedGroupID(groupID)
         let members = Set(self.members)
         let name = self.name
+        guard members != Set(thread.groupModel.groupMemberIds) || name != thread.groupModel.groupName else {
+            return popToConversationVC(self)
+        }
         try! Storage.writeSync { [weak self] transaction in
             ClosedGroupsProtocol.update(groupPublicKey, with: members, name: name, transaction: transaction).done(on: DispatchQueue.main) {
                 guard let self = self else { return }
-                if let conversationVC = self.navigationController!.viewControllers.first(where: { $0 is ConversationViewController }) {
-                    self.navigationController!.popToViewController(conversationVC, animated: true)
-                } else {
-                    self.navigationController!.popViewController(animated: true)
-                }
+                popToConversationVC(self)
             }.catch(on: DispatchQueue.main) { error in
                 guard let self = self else { return }
                 self.showError(title: "Couldn't Update Group", message: "Please check your internet connection and try again.")

Signal/src/ViewControllers/ThreadSettings/OWSConversationSettingsViewController.m

@@ -649,8 +649,13 @@ const CGFloat kIconViewLength = 24;
 
     // Group settings section.
 
-    
-    if (self.isGroupThread && self.isPrivateGroupChat) {
+    __block BOOL isUserMember;
+    NSString *userPublicKey = OWSIdentityManager.sharedManager.identityKeyPair.hexEncodedPublicKey;
+    [LKStorage readWithBlock:^(YapDatabaseReadTransaction *transaction) {
+        isUserMember = [(TSGroupThread *)self.thread isUserMemberInGroup:userPublicKey transaction:transaction];
+    }];
+
+    if (self.isGroupThread && self.isPrivateGroupChat && isUserMember) {
         if (((TSGroupThread *)self.thread).usesSharedSenderKeys) {
             [mainSection addItem:[OWSTableItem
                 itemWithCustomCellBlock:^{
@@ -682,25 +687,22 @@ const CGFloat kIconViewLength = 24;
 //                [weakSelf showGroupMembersView];
 //            }]
 //        ];
-        NSString *userPublicKey = OWSIdentityManager.sharedManager.identityKeyPair.hexEncodedPublicKey;
-        if ([((TSGroupThread *)self.thread).groupModel.groupMemberIds containsObject:userPublicKey]) {
-            [mainSection addItem:[OWSTableItem
-                itemWithCustomCellBlock:^{
-                    UITableViewCell *cell =
-                        [weakSelf disclosureCellWithName:NSLocalizedString(@"LEAVE_GROUP_ACTION",
-                                                             @"table cell label in conversation settings")
-                                                iconName:@"table_ic_group_leave"
-                                 accessibilityIdentifier:ACCESSIBILITY_IDENTIFIER_WITH_NAME(
-                                                             OWSConversationSettingsViewController, @"leave_group")];
-                    cell.userInteractionEnabled = !weakSelf.hasLeftGroup;
+        [mainSection addItem:[OWSTableItem
+            itemWithCustomCellBlock:^{
+                UITableViewCell *cell =
+                    [weakSelf disclosureCellWithName:NSLocalizedString(@"LEAVE_GROUP_ACTION",
+                                                         @"table cell label in conversation settings")
+                                            iconName:@"table_ic_group_leave"
+                             accessibilityIdentifier:ACCESSIBILITY_IDENTIFIER_WITH_NAME(
+                                                         OWSConversationSettingsViewController, @"leave_group")];
+                cell.userInteractionEnabled = !weakSelf.hasLeftGroup;
 
-                    return cell;
-                }
-                actionBlock:^{
-                    [weakSelf didTapLeaveGroup];
-                }]
-            ];
-        }
+                return cell;
+            }
+            actionBlock:^{
+                [weakSelf didTapLeaveGroup];
+            }]
+        ];
     }
     
 

SignalServiceKit/src/Loki/Protocol/Closed Groups/ClosedGroupsProtocol.swift

@@ -151,6 +151,7 @@ public final class ClosedGroupsProtocol : NSObject {
                 }
             }
         } else {
+            seal.fulfill(())
             // Generate ratchets for any new members
             newSenderKeys = newMembers.map { publicKey in
                 let ratchet = SharedSenderKeysImplementation.shared.generateRatchet(for: groupPublicKey, senderPublicKey: publicKey, using: transaction)