Обновил версию бото-либы до 19.0

BotService.cs

@@ -28,26 +28,42 @@ namespace ZaoBot
 		public void Run()
 		{
 			var token = config.RootElement.GetProperty("token").GetString();
-			shouldRestart = false;
-			botClient = new TelegramBotClient(token);
 			openhab = new OpenHab.OpenHabClient(config.RootElement.GetProperty("openhab_url").GetString());
-			var me = botClient.GetMeAsync().Result;
-			Console.WriteLine($"Hello, World! I am user {me.Id} and my name is {me.FirstName}.");
-			botClient.OnMessage += OnBotMessage;
-			botClient.StartReceiving();
-			while (!shouldRestart)
+			while (true)
 			{
-				Thread.Sleep(1000);
+				shouldRestart = false;
+				botClient = new TelegramBotClient(token);
+
+				using CancellationTokenSource cts = new CancellationTokenSource();
+
+				var me = botClient.GetMeAsync().Result;
+				Console.WriteLine($"Hello, World! I am user {me.Id} and my name is {me.FirstName}.");
+				botClient.StartReceiving(
+					updateHandler: OnBotUpdateAsync,
+					pollingErrorHandler: OnPollingError
+					);
+				while (!shouldRestart)
+				{
+					Thread.Sleep(1000);
+				}
 			}
 		}
 
-		private async void OnBotMessage(object sender, MessageEventArgs e)
+		private Task OnPollingError(ITelegramBotClient bot, Exception exception, CancellationToken cts)
 		{
+			Console.WriteLine("Error on polling: " + exception.Message);
+			Console.WriteLine("Will restart");
+			return Task.CompletedTask;
+		}
+
+		async Task OnBotUpdateAsync(ITelegramBotClient bot, Telegram.Bot.Types.Update updateInfo, CancellationToken cts)
+		{
+			if (updateInfo.Message == null) return;
 			try
 			{
-				if (e.Message.Text != null)
+				if (updateInfo.Message.Text != null)
 				{
-					var id = e.Message.Chat.Id;
+					var id = updateInfo.Message.Chat.Id;
 					IUserState state = null;
 					if (userStates.ContainsKey(id))
 					{
@@ -57,15 +73,15 @@ namespace ZaoBot
 					{
 						state = new MainMenuUserState(botClient, config, openhab);
 					}
-					state = await state.ProcessMessage(state, e);
+					state = await state.ProcessMessage(state, updateInfo);
 					if (state == null)
 					{
 						await botClient.SendTextMessageAsync(
-							chatId: e.Message.Chat,
+							chatId: updateInfo.Message.Chat,
 							text: "Я запутался, давайте сначала"
 						);
 						state = new MainMenuUserState(botClient, config, openhab);
-						state = await state.ProcessMessage(state, e);
+						state = await state.ProcessMessage(state, updateInfo);
 					}
 					userStates[id] = state;
 				}

CamerasMenuUserState.cs

@@ -6,8 +6,6 @@ using System.Text;
 using System.Text.Json;
 using System.Threading.Tasks;
 using Telegram.Bot;
-using Telegram.Bot.Args;
-using Telegram.Bot.Types.InputFiles;
 using Telegram.Bot.Types.ReplyMarkups;
 using ZaoBot.OpenHab;
 
@@ -45,7 +43,7 @@ namespace ZaoBot
 			}
 		}
 
-		public async Task<IUserState> ProcessMessage(IUserState previous, MessageEventArgs e)
+		public async Task<IUserState> ProcessMessage(IUserState previous, Telegram.Bot.Types.Update e)
 		{
 			if (e.Message.Text == CMD_BACK)
 			{
@@ -78,8 +76,7 @@ namespace ZaoBot
 			buttons[cameras.Count] = new KeyboardButton[] { CMD_BACK };
 
 			var replyKeyboardMarkup = new ReplyKeyboardMarkup(
-			   buttons,
-			   resizeKeyboard: true
+			   buttons
 		   );
 
 			await botClient.SendTextMessageAsync(
@@ -102,7 +99,7 @@ namespace ZaoBot
 				{
 					await botClient.SendDocumentAsync(
 						chatId: chat,
-						document: new InputOnlineFile(content: stream, fileName: cam.name + ".jpg")
+						document: Telegram.Bot.Types.InputFile.FromStream(stream: stream, fileName: cam.name + ".jpg")
 					);
 				}
 			}

IUserState.cs

@@ -8,6 +8,6 @@ namespace ZaoBot
 {
 	interface IUserState
 	{
-		Task<IUserState> ProcessMessage(IUserState previous, MessageEventArgs e);
+		Task<IUserState> ProcessMessage(IUserState previous, Telegram.Bot.Types.Update e);
 	}
 }

MainMenuUserState.cs

@@ -31,7 +31,7 @@ namespace ZaoBot
 			this.openhab = openhab;
 		}
 
-		public async Task<IUserState> ProcessMessage(IUserState previous, MessageEventArgs e)
+		public async Task<IUserState> ProcessMessage(IUserState previous, Telegram.Bot.Types.Update e)
 		{
 			var response = "";
 			if (e != null)
@@ -89,8 +89,7 @@ namespace ZaoBot
 						new KeyboardButton[] { CMD_LEFT_GATE, CMD_RIGHT_GATE },
 						new KeyboardButton[] { CMD_STATUS },
 						new KeyboardButton[] { CMD_CAMERAS },
-				},
-				resizeKeyboard: true
+				}
 			);
 
 			await botClient.SendTextMessageAsync(

StatusMenuUserState.cs

@@ -27,7 +27,7 @@ namespace ZaoBot
 			this.openhab = openhab;
 		}
 
-		public async Task<IUserState> ProcessMessage(IUserState previous, MessageEventArgs e)
+		public async Task<IUserState> ProcessMessage(IUserState previous, Telegram.Bot.Types.Update e)
 		{
 			var response = "";
 			if (previous != this)
@@ -59,8 +59,7 @@ namespace ZaoBot
 				new KeyboardButton[][]
 				{
 						new KeyboardButton[] { CMD_BACK },
-				},
-				resizeKeyboard: true
+				}
 			);
 
 			await botClient.SendTextMessageAsync(

ZaoBot.csproj

@@ -6,7 +6,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Telegram.Bot" Version="15.7.1" />
+    <PackageReference Include="Telegram.Bot" Version="19.0.0" />
   </ItemGroup>
 
 </Project>