Adding parallel processing via ThreadPool

TelegramBotBase/Builder/Interfaces/ILanguageSelectionStage.cs

@@ -8,29 +8,29 @@ public interface ILanguageSelectionStage
     ///     Selects the default language for control usage. (English)
     /// </summary>
     /// <returns></returns>
-    IBuildingStage DefaultLanguage();
+    IThreadingStage DefaultLanguage();
 
     /// <summary>
     ///     Selects english as the default language for control labels.
     /// </summary>
     /// <returns></returns>
-    IBuildingStage UseEnglish();
+    IThreadingStage UseEnglish();
 
     /// <summary>
     ///     Selects german as the default language for control labels.
     /// </summary>
     /// <returns></returns>
-    IBuildingStage UseGerman();
+    IThreadingStage UseGerman();
 
     /// <summary>
     ///     Selects persian as the default language for control labels.
     /// </summary>
     /// <returns></returns>
-    IBuildingStage UsePersian();
+    IThreadingStage UsePersian();
 
     /// <summary>
     ///     Selects a custom language as the default language for control labels.
     /// </summary>
     /// <returns></returns>
-    IBuildingStage Custom(Localization language);
+    IThreadingStage Custom(Localization language);
 }

TelegramBotBase/Builder/Interfaces/IThreadingStage.cs

@@ -0,0 +1,24 @@
+using System;
+using System.Collections.Generic;
+using System.Text;
+
+namespace TelegramBotBase.Builder.Interfaces
+{
+    public interface IThreadingStage
+    {
+        /// <summary>
+        /// Uses one single thread for message loop. (Default)
+        /// </summary>
+        /// <returns></returns>
+        public IBuildingStage UseSingleThread();
+
+        /// <summary>
+        /// Using the threadpool for managing requests.
+        /// </summary>
+        /// <param name="workerThreads">Number of concurrent working threads.</param>
+        /// <param name="ioThreads">Number of concurrent I/O threads.</param>
+        /// <returns></returns>
+        public IBuildingStage UseThreadPool(int workerThreads = 2, int ioThreads = 1);
+
+    }
+}