Переделал всё на DI

BotService.cs

@@ -1,13 +1,10 @@
-using System;
+using Microsoft.Extensions.DependencyInjection;
+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;
 using ZaoBot.Config;
 
 namespace ZaoBot
@@ -18,42 +15,49 @@ namespace ZaoBot
 		static ITelegramBotClient botClient;
 		Dictionary<long, IUserState> userStates = new Dictionary<long, IUserState>();
 		private OpenHab.OpenHabClient openhab;
+		private IServiceProvider services;
 
 		bool shouldRestart = false;
 
-		public BotService(IConfig config, OpenHab.OpenHabClient openhab)
+		public BotService(IServiceProvider services, IConfig config, OpenHab.OpenHabClient openhab)
 		{
+			this.services = services;
 			this.config = config.Data;
 			this.openhab = openhab;
 		}
 
 		public void Run()
 		{
-			var token = config.RootElement.GetProperty("token").GetString();
-			while (true)
+			shouldRestart = false;
+
+			var botClient = services.GetRequiredService<ITelegramBotClient>();
+
+			using CancellationTokenSource cts = new CancellationTokenSource();
+			try
 			{
-				shouldRestart = false;
-				botClient = new TelegramBotClient(token);
-
-				using CancellationTokenSource cts = new CancellationTokenSource();
-
 				var me = botClient.GetMeAsync().Result;
 				Console.WriteLine($"Hello, World! I am user {me.Id} and my name is {me.FirstName}.");
 				botClient.StartReceiving(
 					updateHandler: OnBotUpdateAsync,
-					pollingErrorHandler: OnPollingError
+					pollingErrorHandler: OnPollingError,
+					cancellationToken: cts.Token
 					);
 				while (!shouldRestart)
 				{
 					Thread.Sleep(1000);
 				}
 			}
+			finally
+			{
+				cts.Cancel();
+			}
 		}
 
 		private Task OnPollingError(ITelegramBotClient bot, Exception exception, CancellationToken cts)
 		{
 			Console.WriteLine("Error on polling: " + exception.Message);
 			Console.WriteLine("Will restart");
+			shouldRestart = true;
 			return Task.CompletedTask;
 		}
 
@@ -72,7 +76,7 @@ namespace ZaoBot
 					}
 					if (state == null)
 					{
-						state = new MainMenuUserState(botClient, config, openhab);
+						state = services.GetService<MainMenuUserState>();
 					}
 					state = await state.ProcessMessage(state, updateInfo);
 					if (state == null)
@@ -81,7 +85,7 @@ namespace ZaoBot
 							chatId: updateInfo.Message.Chat,
 							text: "Я запутался, давайте сначала"
 						);
-						state = new MainMenuUserState(botClient, config, openhab);
+						state = services.GetService<MainMenuUserState>();
 						state = await state.ProcessMessage(state, updateInfo);
 					}
 					userStates[id] = state;