From fbcf7dd4672955fd5d37a71c41034e05adf602f9 Mon Sep 17 00:00:00 2001
From: Sergey Nazarov <insight.appdev@gmail.com>
Date: Fri, 22 Mar 2024 00:23:43 +0400
Subject: [PATCH] Add ChatUserName

---
 .../Handlers/Implementation/NewMessageHandler.cs          | 8 ++++++++
 .../Events/TextUpdateReceived.cs                          | 2 ++
 .../Nocr.TelegramListener.Async.Api.Contracts.csproj      | 6 +++---
 3 files changed, 13 insertions(+), 3 deletions(-)

diff --git a/src/Nocr.TelegramListener.AppServices/UpdateListeners/Handlers/Implementation/NewMessageHandler.cs b/src/Nocr.TelegramListener.AppServices/UpdateListeners/Handlers/Implementation/NewMessageHandler.cs
index 5e7e697..d0beec7 100644
--- a/src/Nocr.TelegramListener.AppServices/UpdateListeners/Handlers/Implementation/NewMessageHandler.cs
+++ b/src/Nocr.TelegramListener.AppServices/UpdateListeners/Handlers/Implementation/NewMessageHandler.cs
@@ -35,10 +35,18 @@ public sealed class NewMessageHandler : INewMessageHandler
                     m.from_id.Peer(_telegramRegistry.Users, _telegramRegistry.Chats) ?? m.post_author,
                     m.peer_id.Peer(_telegramRegistry.Users, _telegramRegistry.Chats),
                     m.message);
+                var chatUserName = m.peer_id.Peer(_telegramRegistry.Users, _telegramRegistry.Chats).Split("@").Last();
+                if (string.IsNullOrWhiteSpace(chatUserName))
+                {
+                    _logger.LogWarning("Failed to get chat user name for chat {ChatId}", m.peer_id.ID);
+                    break;
+                }
+                
                 var @event = new MessageReceived
                 {
                     From = m.from_id.ID,
                     ChatId = m.peer_id.ID,
+                    ChatUserName = chatUserName,
                     Text = m.message,
                     OccuredDateTime = _dateProvider.UtcNow
                 };
diff --git a/src/Nocr.TelegramListener.Async.Api.Contracts/Events/TextUpdateReceived.cs b/src/Nocr.TelegramListener.Async.Api.Contracts/Events/TextUpdateReceived.cs
index 27465d2..f3f4a84 100644
--- a/src/Nocr.TelegramListener.Async.Api.Contracts/Events/TextUpdateReceived.cs
+++ b/src/Nocr.TelegramListener.Async.Api.Contracts/Events/TextUpdateReceived.cs
@@ -10,5 +10,7 @@ public sealed class MessageReceived : IEvent
     
     public long ChatId { get; set; }
     
+    public string ChatUserName { get; set; }
+    
     public DateTimeOffset OccuredDateTime { get; set; }
 }
diff --git a/src/Nocr.TelegramListener.Async.Api.Contracts/Nocr.TelegramListener.Async.Api.Contracts.csproj b/src/Nocr.TelegramListener.Async.Api.Contracts/Nocr.TelegramListener.Async.Api.Contracts.csproj
index 00ae2e5..e3f40b7 100644
--- a/src/Nocr.TelegramListener.Async.Api.Contracts/Nocr.TelegramListener.Async.Api.Contracts.csproj
+++ b/src/Nocr.TelegramListener.Async.Api.Contracts/Nocr.TelegramListener.Async.Api.Contracts.csproj
@@ -8,9 +8,9 @@
         <TargetFramework>net8.0</TargetFramework>
         <ImplicitUsings>enable</ImplicitUsings>
         <Nullable>enable</Nullable>
-	<Version>$(Version)</Version>
-	<Authors>Lev Grishin</Authors>
-	<Company>Nocr</Company>
+        <Version>$(Version)</Version>
+        <Authors>Lev Grishin</Authors>
+        <Company>Nocr</Company>
         <PackageReadmeFile>readme.md</PackageReadmeFile>
     </PropertyGroup>