Moved working with telegram into separate class

BotService.cs

@@ -0,0 +1,198 @@
+using System;
+using System.Collections.Generic;
+using System.Net.Http;
+using System.Text;
+using System.Text.Json;
+using System.Threading;
+using System.Threading.Tasks;
+using Telegram.Bot;
+using Telegram.Bot.Args;
+using Telegram.Bot.Types.ReplyMarkups;
+
+namespace ZaoBot
+{
+	class BotService
+	{
+		private JsonDocument config;
+		static ITelegramBotClient botClient;
+		HttpClient http = new HttpClient();
+
+		const string CMD_WEATHER = "Погода";
+		const string CMD_LEFT_GATE = "Открой левые ворота";
+		const string CMD_RIGHT_GATE = "Открой правые ворота";
+
+		bool shouldRestart = false;
+
+		public BotService(JsonDocument config)
+		{
+			this.config = config;
+		}
+
+		public void Run()
+		{
+
+			var token = config.RootElement.GetProperty("token").GetString();
+			shouldRestart = false;
+			botClient = new TelegramBotClient(token);
+			var me = botClient.GetMeAsync().Result;
+			Console.WriteLine($"Hello, World! I am user {me.Id} and my name is {me.FirstName}.");
+			botClient.OnMessage += OnBotMessage;
+			botClient.StartReceiving();
+			while (!shouldRestart)
+			{
+				Thread.Sleep(1000);
+			}
+		}
+
+
+
+		private async void OnBotMessage(object sender, MessageEventArgs e)
+		{
+			try
+			{
+				if (e.Message.Text != null)
+				{
+					if (!VerifyUser(e.Message.Chat.Id, e.Message.Chat.Username))
+					{
+						Console.WriteLine($"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
+					);
+
+					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;
+			}
+		}
+
+		private async Task<string> ShowWeather()
+		{
+			try
+			{
+				string response = "";
+				foreach (var element in config.RootElement.GetProperty("items_weather").EnumerateObject())
+				{
+					var url = config.RootElement.GetProperty("openhab_url").GetString();
+					url += element.Name;
+					var result = await http.GetAsync(url);
+					var content = await result.Content.ReadAsStringAsync();
+					response += element.Value + ": " + ParseContent(content) + "\n";
+				}
+				return response;
+			}
+			catch (Exception e)
+			{
+				return "Fail: " + e.Message;
+			}
+		}
+
+		private string ParseContent(string content)
+		{
+			var doc = JsonDocument.Parse(content);
+			float value;
+			if (!float.TryParse(doc.RootElement.GetProperty("state").GetString(), out value))
+			{
+				return "null";
+			}
+			try
+			{
+				var stateDescription = doc.RootElement.GetProperty("stateDescription");
+				var pattern = stateDescription.GetProperty("pattern");
+				return printf.Printf.sprintf(pattern.GetString(), value);
+			}
+			catch (KeyNotFoundException)
+			{
+				return value.ToString();
+			}
+		}
+
+		private async Task<string> OpenRightGate()
+		{
+			var url = config.RootElement.GetProperty("openhab_url").GetString();
+			url += config.RootElement.GetProperty("item_right_gate").GetString();
+			return await Post(url, "ON");
+		}
+
+		private async Task<string> Post(string url, string v)
+		{
+			var content = new ByteArrayContent(Encoding.UTF8.GetBytes(v));
+			content.Headers.Add("Content-Type", "text/plain");
+			var result = await http.PostAsync(url, content);
+			if (result.IsSuccessStatusCode) return "OK";
+			else return "Fail. " + result.ReasonPhrase;
+
+		}
+
+		private async Task<string> OpenLeftGate()
+		{
+			var url = config.RootElement.GetProperty("openhab_url").GetString();
+			url += config.RootElement.GetProperty("item_left_gate").GetString();
+			return await Post(url, "ON");
+		}
+
+		private bool VerifyUser(long id, string username)
+		{
+			Console.WriteLine("Verify user " + username + " id " + id);
+			foreach (var element in config.RootElement.GetProperty("valid_users").EnumerateArray())
+			{
+				if (username == element.GetString())
+				{
+					return true;
+				}
+			}
+			foreach (var element in config.RootElement.GetProperty("valid_user_ids").EnumerateArray())
+			{
+				if (id.ToString() == element.GetString())
+				{
+					return true;
+				}
+			}
+			return false;
+		}
+	}
+}

Program.cs

@@ -1,50 +1,26 @@
 using System;
-using System.Collections.Generic;
 using System.Globalization;
 using System.IO;
-using System.Net.Http;
 using System.Reflection;
-using System.Text;
 using System.Text.Json;
-using System.Threading;
-using System.Threading.Tasks;
-using Telegram.Bot;
-using Telegram.Bot.Args;
-using Telegram.Bot.Types.ReplyMarkups;
 
 namespace ZaoBot
 {
 	class Program
 	{
-		static ITelegramBotClient botClient;
+		static BotService bot;
 		static JsonDocument config;
-		static HttpClient http = new HttpClient();
-
-		const string CMD_WEATHER = "Погода";
-		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();
 			while (true)
 			{
 				try
 				{
-					shouldRestart = false;
+					bot = new BotService(config);
-					botClient = new TelegramBotClient(token);
+					bot.Run();
-					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)
 				{
@@ -56,155 +32,6 @@ namespace ZaoBot
 			}
 		}
 
-		private static async void OnBotMessage(object sender, MessageEventArgs e)
-		{
-			try
-			{
-				if (e.Message.Text != null)
-				{
-					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
-					);
-
-					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;
-			}
-		}
-
-		private static async Task<string> ShowWeather()
-		{
-			try
-			{
-				string response = "";
-				foreach (var element in config.RootElement.GetProperty("items_weather").EnumerateObject())
-				{
-					var url = config.RootElement.GetProperty("openhab_url").GetString();
-					url += element.Name;
-					var result = await http.GetAsync(url);
-					var content = await result.Content.ReadAsStringAsync();
-					response += element.Value + ": " + ParseContent(content) + "\n";
-				}
-				return response;
-			}
-			catch (Exception e)
-			{
-				return "Fail: " + e.Message;
-			}
-		}
-
-		private static string ParseContent(string content)
-		{
-			var doc = JsonDocument.Parse(content);
-			float value;
-			if (!float.TryParse(doc.RootElement.GetProperty("state").GetString(), out value))
-			{
-				return "null";
-			}
-			try
-			{
-				var stateDescription = doc.RootElement.GetProperty("stateDescription");
-				var pattern = stateDescription.GetProperty("pattern");
-				return printf.Printf.sprintf(pattern.GetString(), value);
-			}
-			catch (KeyNotFoundException)
-			{
-				return value.ToString();
-			}
-		}
-
-		private static async Task<string> OpenRightGate()
-		{
-			var url = config.RootElement.GetProperty("openhab_url").GetString();
-			url += config.RootElement.GetProperty("item_right_gate").GetString();
-			return await Post(url, "ON");
-		}
-
-		private static async Task<string> Post(string url, string v)
-		{
-			var content = new ByteArrayContent(Encoding.UTF8.GetBytes(v));
-			content.Headers.Add("Content-Type", "text/plain");
-			var result = await http.PostAsync(url, content);
-			if (result.IsSuccessStatusCode) return "OK";
-			else return "Fail. " + result.ReasonPhrase;
-
-		}
-
-		private static async Task<string> OpenLeftGate()
-		{
-			var url = config.RootElement.GetProperty("openhab_url").GetString();
-			url += config.RootElement.GetProperty("item_left_gate").GetString();
-			return await Post(url, "ON");
-		}
-
-		private static bool VerifyUser(long id, string username)
-		{
-			Console.WriteLine("Verify user " + username + " id " + id);
-			foreach (var element in config.RootElement.GetProperty("valid_users").EnumerateArray())
-			{
-				if (username == element.GetString())
-				{
-					return true;
-				}
-			}
-			foreach (var element in config.RootElement.GetProperty("valid_user_ids").EnumerateArray())
-			{
-				if (id.ToString() == element.GetString())
-				{
-					return true;
-				}
-			}
-			return false;
-		}
-
 		private static JsonDocument LoadConfig()
 		{
 			string assemblyFolder = Path.GetDirectoryName(Assembly.GetExecutingAssembly().Location);
@@ -212,7 +39,5 @@ namespace ZaoBot
 			string configStr = File.ReadAllText(config);
 			return JsonDocument.Parse(configStr);
 		}
-
-
 	}
 }