From 95f119b51528d96026a9581c13f3f0c277d930b8 Mon Sep 17 00:00:00 2001
From: Denis Denisov <ftc.denis@gmail.com>
Date: Thu, 27 May 2021 22:51:10 +0300
Subject: [PATCH] =?UTF-8?q?=D0=9B=D0=BE=D0=B2=D0=B8=D0=BC=20exceptions,=20?=
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---
 Program.cs | 127 ++++++++++++++++++++++++++++++++---------------------
 1 file changed, 78 insertions(+), 49 deletions(-)

diff --git a/Program.cs b/Program.cs
index 0196634..0836af2 100644
--- a/Program.cs
+++ b/Program.cs
@@ -24,70 +24,99 @@ namespace ZaoBot
 		const string CMD_LEFT_GATE = "Открой левые ворота";
 		const string CMD_RIGHT_GATE = "Открой правые ворота";
 
+		static bool shouldRestart = false;
+
 		static void Main(string[] args)
 		{
 			CultureInfo.CurrentCulture = CultureInfo.InvariantCulture;
 			config = LoadConfig();
 			var token = config.RootElement.GetProperty("token").GetString();
-			botClient = new TelegramBotClient(token);
-			var me = botClient.GetMeAsync().Result;
-			Console.WriteLine($"Hello, World! I am user {me.Id} and my name is {me.FirstName}.");
-			botClient.OnMessage += OnBotMessage;
-			botClient.StartReceiving();
-			while (true) Thread.Sleep(10000);
+			while (true)
+			{
+				try
+				{
+					shouldRestart = false;
+					botClient = new TelegramBotClient(token);
+					var me = botClient.GetMeAsync().Result;
+					Console.WriteLine($"Hello, World! I am user {me.Id} and my name is {me.FirstName}.");
+					botClient.OnMessage += OnBotMessage;
+					botClient.StartReceiving();
+					while (!shouldRestart)
+					{
+						Thread.Sleep(1000);
+					}
+				}
+				catch (Exception e)
+				{
+					// Тут ловим всё, при ошибках просто заново поднимаем бота
+					Console.WriteLine("Exception: " + e.Message);
+					Console.WriteLine(e.StackTrace);
+					Console.WriteLine("Restarting bot");
+				}
+			}
 		}
 
 		private static async void OnBotMessage(object sender, MessageEventArgs e)
 		{
-			if (e.Message.Text != null)
+			try
 			{
-				if (!VerifyUser(e.Message.Chat.Id, e.Message.Chat.Username))
+				if (e.Message.Text != null)
 				{
-					Console.WriteLine($"Received message {e.Message.Text} from invalid user {e.Message.Chat.Username}");
-					await botClient.SendTextMessageAsync(
-						chatId: e.Message.Chat,
-						text: "Ваш ID " + e.Message.Chat.Id + " сообщите его администратору"
-					);
-					return;
-				}
-				Console.WriteLine($"Received a text message in chat {e.Message.Chat.Id}.");
-
-				var response = "";
-				if (e.Message.Text == CMD_LEFT_GATE)
-				{
-					response = await OpenLeftGate();
-				}
-				else if (e.Message.Text == CMD_RIGHT_GATE)
-				{
-					response = await OpenRightGate();
-				}
-				else if (e.Message.Text == CMD_WEATHER)
-				{
-					response = await ShowWeather();
-				}
-				else if (e.Message.Text == "")
-				{
-					response = "Превед!";
-				}
-				else response = "Я не понял :-(";
-
-				if (e.Message.Text != "") response += "\nЧто дальше?";
-				else response = "\nЧего изволите?";
-
-				var replyKeyboardMarkup = new ReplyKeyboardMarkup(
-					new KeyboardButton[][]
+					if (!VerifyUser(e.Message.Chat.Id, e.Message.Chat.Username))
 					{
+						Console.WriteLine($"Received message {e.Message.Text} from invalid user {e.Message.Chat.Username}");
+						await botClient.SendTextMessageAsync(
+							chatId: e.Message.Chat,
+							text: "Ваш ID " + e.Message.Chat.Id + " сообщите его администратору"
+						);
+						return;
+					}
+					Console.WriteLine($"Received a text message in chat {e.Message.Chat.Id}.");
+
+					var response = "";
+					if (e.Message.Text == CMD_LEFT_GATE)
+					{
+						response = await OpenLeftGate();
+					}
+					else if (e.Message.Text == CMD_RIGHT_GATE)
+					{
+						response = await OpenRightGate();
+					}
+					else if (e.Message.Text == CMD_WEATHER)
+					{
+						response = await ShowWeather();
+					}
+					else if (e.Message.Text == "")
+					{
+						response = "Превед!";
+					}
+					else response = "Я не понял :-(";
+
+					if (e.Message.Text != "") response += "\nЧто дальше?";
+					else response = "\nЧего изволите?";
+
+					var replyKeyboardMarkup = new ReplyKeyboardMarkup(
+						new KeyboardButton[][]
+						{
 						new KeyboardButton[] { CMD_WEATHER },
 						new KeyboardButton[] { CMD_LEFT_GATE, CMD_RIGHT_GATE },
-					},
-					resizeKeyboard: true
-				);
+						},
+						resizeKeyboard: true
+					);
 
-				await botClient.SendTextMessageAsync(
-				  chatId: e.Message.Chat,
-				  text: response,
-				  replyMarkup: replyKeyboardMarkup
-				);
+					await botClient.SendTextMessageAsync(
+					  chatId: e.Message.Chat,
+					  text: response,
+					  replyMarkup: replyKeyboardMarkup
+					);
+				}
+			}
+			catch (Exception ex)
+			{
+				Console.WriteLine("Exception: " + ex.Message);
+				Console.WriteLine(ex.StackTrace);
+				Console.WriteLine("Restarting bot");
+				shouldRestart = true;
 			}
 		}