From df343479204ee05c02e28028ac25ef0f63830b49 Mon Sep 17 00:00:00 2001
From: Savely Savianok <1986developer@gmail.com>
Date: Thu, 6 Feb 2025 17:59:39 +0300
Subject: [PATCH] fix: fix of crashes if messages is unable to read

---
 Program.cs | 40 ++++++++++++++++++++++++++--------------
 1 file changed, 26 insertions(+), 14 deletions(-)

diff --git a/Program.cs b/Program.cs
index cd63d2c..94cf9d2 100644
--- a/Program.cs
+++ b/Program.cs
@@ -86,23 +86,35 @@ namespace TelegramMessageCounter
                 Console.ForegroundColor = ConsoleColor.White;
                 return null;
             }
-            var res = Client.Messages_GetHistory((InputPeer)peer).Result;
-            List<Messages_MessagesBase> messagesList = [res];
-            for (int offset = 0; offset < res.Count; offset += 100)
-            {
-                if (offset > res.Count) offset = res.Count;
 
-                Console.ForegroundColor = ConsoleColor.Yellow;
-                Console.Write($"\rReading messages, please wait, it may take a while... {offset} => {res.Count}");
-                try
+            List<Messages_MessagesBase> messagesList = [];
+            var messageCount = 0;
+            try
+            {
+                var res = Client.Messages_GetHistory((InputPeer)peer).Result;
+
+                for (int offset = 0; offset < res.Count; offset += 100)
                 {
-                    messagesList.Add(Client.Messages_GetHistory((InputPeer)peer, 0, default, offset).Result);
-                }
-                catch (Exception)
-                {
-                    // ignored
+                    if (offset > res.Count) offset = res.Count;
+
+                    Console.ForegroundColor = ConsoleColor.Yellow;
+                    Console.Write($"\rReading messages, please wait, it may take a while... {offset} => {res.Count}");
+                    try
+                    {
+                        messagesList.Add(Client.Messages_GetHistory((InputPeer)peer, 0, default, offset).Result);
+                    }
+                    catch (Exception)
+                    {
+                        // ignored
+                    }
                 }
+                messageCount =res.Count;
             }
+            catch (Exception)
+            {
+                // ignored
+            }
+
             Console.ForegroundColor = ConsoleColor.Yellow;
             Console.Write("\nEvaluating results...");
             foreach (var messageBase in messagesList)
@@ -127,7 +139,7 @@ namespace TelegramMessageCounter
                 (float)myCounter / targetCounter, 
                 targetCounter, 
                 myCounter, 
-                res.Count, 
+                messageCount, 
                 string.IsNullOrEmpty(peer?.username ?? "") ? peer?.id.ToString() ?? "unknown" : $"@{peer?.username}");
         }