From e308512bfd61d4cf27e493bdcb7a2a6bbb194a70 Mon Sep 17 00:00:00 2001
From: Ali <>
Date: Thu, 9 Mar 2023 09:21:39 +0400
Subject: [PATCH] Filter duplicate group ids

---
 .../Sources/ChatHistoryEntriesForView.swift    | 18 +++++++++++++++---
 1 file changed, 15 insertions(+), 3 deletions(-)

diff --git a/submodules/TelegramUI/Sources/ChatHistoryEntriesForView.swift b/submodules/TelegramUI/Sources/ChatHistoryEntriesForView.swift
index 953eaae337..9c24366eff 100644
--- a/submodules/TelegramUI/Sources/ChatHistoryEntriesForView.swift
+++ b/submodules/TelegramUI/Sources/ChatHistoryEntriesForView.swift
@@ -77,7 +77,8 @@ func chatHistoryEntriesForView(
             associatedThreadInfo: nil
         )
     }
-            
+    
+    var existingGroupStableIds: [UInt32] = []
     var groupBucket: [(Message, Bool, ChatHistoryMessageSelection, ChatMessageEntryAttributes, MessageHistoryEntryLocation?)] = []
     var count = 0
     loop: for entry in view.entries {
@@ -156,7 +157,11 @@ func chatHistoryEntriesForView(
     
         if groupMessages {
             if !groupBucket.isEmpty && message.groupInfo != groupBucket[0].0.groupInfo {
-                entries.append(.MessageGroupEntry(groupBucket[0].0.groupInfo!, groupBucket, presentationData))
+                let groupStableId = groupBucket[0].0.groupInfo!.stableId
+                if !existingGroupStableIds.contains(groupStableId) {
+                    existingGroupStableIds.append(groupStableId)
+                    entries.append(.MessageGroupEntry(groupBucket[0].0.groupInfo!, groupBucket, presentationData))
+                }
                 groupBucket.removeAll()
             }
             if let _ = message.groupInfo {
@@ -189,7 +194,14 @@ func chatHistoryEntriesForView(
     
     if !groupBucket.isEmpty {
         assert(groupMessages)
-        entries.append(.MessageGroupEntry(groupBucket[0].0.groupInfo!, groupBucket, presentationData))
+        
+        let groupStableId = groupBucket[0].0.groupInfo!.stableId
+        if !existingGroupStableIds.contains(groupStableId) {
+            existingGroupStableIds.append(groupStableId)
+            entries.append(.MessageGroupEntry(groupBucket[0].0.groupInfo!, groupBucket, presentationData))
+        }
+        
+        groupBucket.removeAll()
     }
     
     if let maybeJoinMessage = joinMessage, !view.holeLater {