last ...

Constants/ConfigurationNodeNames.cs

@@ -0,0 +1,7 @@
+namespace xAiApi.Constants
+{
+    public partial struct ConfigurationNodeNames
+    {
+        public const string AI_API_NODE = "AiAPiConfiguration";
+    }
+}

Constants/XAiApiConstants.cs

@@ -8,6 +8,7 @@ namespace xAiApi.Constants
         public const string XAiApiMigrationsAssemblyIdentifier = "xAiApi";
 
         //
+        public const string XDILogTag = "XAiApi";
         public const string XAiApiIntroductionPromptName = "Introduction";
     }
 }

Controllers/DefaultAiController.cs

@@ -0,0 +1,27 @@
+using Microsoft.AspNetCore.Authorization;
+using Microsoft.AspNetCore.Mvc;
+using Microsoft.Extensions.Logging;
+using xAiApi.Interfaces;
+using xCommons.Configurations;
+using xCommons.Providers;
+
+namespace xAiApi.Controllers
+{
+    [Authorize]
+    [Route ("[controller]")]
+    public class DefaultAiController : XAiServiceControllerBase<IXDefaultAiService>
+    {
+        public DefaultAiController(
+            ILogger<DefaultAiController> logger,
+            IXDefaultAiService aiService,
+            XAppConfiguration appConfiguration,
+            XValidationProvider validationProvider
+        ) : base(
+            logger,
+            aiService,
+            appConfiguration,
+            validationProvider
+        )
+        { }
+    }
+}

Controllers/XAiServiceControllerBase.cs

@@ -0,0 +1,72 @@
+using System;
+using System.Threading;
+using System.Threading.Tasks;
+using Microsoft.AspNetCore.Authorization;
+using Microsoft.AspNetCore.Mvc;
+using Microsoft.Extensions.Logging;
+using xAiApi.Interfaces;
+using xCommons.Configurations;
+using xCommons.Controllers;
+using xCommons.Providers;
+
+namespace xAiApi.Controllers
+{
+    [Authorize]
+    [Route ("[controller]")]
+    public abstract class XAiServiceControllerBase<TAiService> : XBaseController, IXAiServiceControllerBase
+    where TAiService : IXAiServiceBase
+    {
+        private readonly TAiService aiService;
+
+        protected XAiServiceControllerBase(
+            ILogger logger,
+            TAiService aiService,
+            XAppConfiguration appConfiguration,
+            XValidationProvider validationProvider
+        ) : base(
+            logger,
+            appConfiguration,
+            validationProvider
+        )
+        {
+            this.aiService = aiService;
+        }
+
+        /// <summary>
+        /// Ask Question and Get Response ...
+        /// </summary>
+        /// <param name="question"></param>
+        /// <param name="cancellationToken"></param>
+        /// <returns></returns>
+        [AllowAnonymous]
+        [HttpGet("Ask")]
+        public virtual async Task<ActionResult<string>> Ask(
+            [FromQuery] string question,
+            CancellationToken cancellationToken = default
+        )
+        {
+            //
+            try
+            {
+                //
+                // Validate ...
+                ValidationProvider.NotEmpty(question);
+
+                //
+                var result = await aiService.AskAsync(
+                    prompt: question,
+                    cancellationToken: cancellationToken
+                );
+
+                //
+                return Ok(result);
+            }
+            catch (Exception ex)
+            {
+                //
+                var result = GetExceptionActionResult(ex);
+                return result;
+            }
+        }
+    }
+}

DI/XDIHelperExtension.cs

@@ -0,0 +1,87 @@
+using System;
+using Microsoft.Extensions.Configuration;
+using Microsoft.Extensions.DependencyInjection;
+using xAiApi.Configurations;
+using xAiApi.Constants;
+using xAiApi.Extensions;
+using xCommons.Extensions;
+using xExceptions.Constants;
+
+namespace xAiApi.DI
+{
+    public static partial class XDIHelperExtension
+    {
+        /// <summary>
+        /// Extract AI Configuration ...
+        /// </summary>
+        /// <param name="source"></param>
+        /// <returns></returns>
+        public static XAiApiConfiguration GetXAiApiConfiguration(this IConfiguration source)
+        {
+            //
+            XAiApiConfiguration result = null;
+
+            //
+            var section = source.GetSection(ConfigurationNodeNames.AI_API_NODE);
+            if (!section.IsNull())
+            {
+                result = section.Get<XAiApiConfiguration>();
+            }
+
+            //
+            return result;
+        }
+
+        /// <summary>
+        /// Register AiApi Configuration ...
+        /// </summary>
+        /// <param name="source"></param>
+        /// <param name="configuration"></param>
+        public static void AddXAiApiConfiguration(
+            this IServiceCollection source,
+            IConfiguration configuration
+        )
+        {
+            //
+            var apiConfig = configuration.GetXAiApiConfiguration();
+            source.AddXAiApiConfiguration(apiConfig);
+        }
+
+        /// <summary>
+        /// Register AiApi Configuration ...
+        /// </summary>
+        /// <param name="source"></param>
+        /// <param name="configuration"></param>
+        public static void AddXAiApiConfiguration(
+            this IServiceCollection source,
+            XAiApiConfiguration configuration
+        )
+        {
+            //
+            if (!configuration.IsValid())
+            {
+                XException.InvalidConfiguration.Throw();
+            }
+
+            //
+            source.AddSingleton(configuration);
+        }
+
+        //
+        #region Private ...
+        /// <summary>
+        /// a LogTag for Service ...
+        /// </summary>
+        private static string XLogTag = XAiApiConstants.XDILogTag;
+
+        /// <summary>
+        /// print a log in Console ...
+        /// </summary>
+        /// <param name="message"></param>
+        private static void Log(string message)
+        {
+            Console.WriteLine($"{XLogTag} => {message}");
+        }
+        #endregion
+    }
+}

Extensions/XModelsExtensions.cs

@@ -186,7 +186,7 @@ namespace xAiApi.Extensions
         /// <returns></returns>
         public static string GetPrompt(
             this XAiApiConfiguration source,
-            string name,
+            string name = null,
             IDictionary<string, string> @params = null
         )
         {

Interfaces/IXAiServiceBase.cs

@@ -10,7 +10,7 @@ namespace xAiApi.Interfaces
     /// <summary>
     /// Describe a Base Service Actions of any Ai Based Services ...
     /// </summary>
-    public interface IXAIServiceBase : IDisposable
+    public interface IXAiServiceBase : IDisposable
     {
         /// <summary>
         /// Base Method for Communicate with LLM ...

Interfaces/IXAiServiceControllerBase.cs

@@ -0,0 +1,21 @@
+using System.Threading;
+using System.Threading.Tasks;
+using Microsoft.AspNetCore.Mvc;
+
+namespace xAiApi.Interfaces
+{
+    public interface IXAiServiceControllerBase
+    {
+        /// <summary>
+        /// Ask Question and Get Response ...
+        /// </summary>
+        /// <param name="question"></param>
+        /// <param name="cancellationToken"></param>
+        /// <returns></returns>
+        [HttpGet("Ask")]
+        Task<ActionResult<string>> Ask(
+            [FromQuery] string question,
+            CancellationToken cancellationToken = default
+        );
+    }
+}

Interfaces/IXDefaultAiService.cs

@@ -0,0 +1,5 @@
+namespace xAiApi.Interfaces
+{
+    public interface IXDefaultAiService : IXAiServiceBase
+    { }
+}

Program.cs

@@ -1,11 +1,5 @@
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Threading.Tasks;
 using Microsoft.AspNetCore.Hosting;
-using Microsoft.Extensions.Configuration;
 using Microsoft.Extensions.Hosting;
-using Microsoft.Extensions.Logging;
 
 namespace xAiApi
 {

Providers/XAIServiceBase.cs

@@ -17,7 +17,7 @@ using OllamaSharp;
 
 namespace xAiApi.Providers
 {
-    public abstract class XAIServiceBase : IXAIServiceBase
+    public abstract class XAIServiceBase : IXAiServiceBase
     {
         private readonly IXAiDataProvider dataProvider;
         private readonly ILogger<XAIServiceBase> logger;
@@ -273,7 +273,7 @@ namespace xAiApi.Providers
             // Preparing Introduction Prompt ...
             var introductionPrompt = new ChatMessage(
                 ChatRole.System,
-                PromptHelper.GetIntroductionPrompt().Prompt
+                configuration.GetPrompt()
             );
 
             //
@@ -307,7 +307,7 @@ namespace xAiApi.Providers
             // Preparing Introduction Prompt ...
             var introductionPrompt = new ChatMessage(
                 ChatRole.System,
-                PromptHelper.GetIntroductionPrompt().Prompt
+                configuration.GetPrompt()
             );
 
             //

Providers/XDefaultAiService.cs

@@ -0,0 +1,21 @@
+using Microsoft.Extensions.Logging;
+using xAiApi.Configurations;
+using xAiApi.Interfaces;
+using xAiModels.Interfaces;
+
+namespace xAiApi.Providers
+{
+    public class XDefaultAiService : XAIServiceBase, IXDefaultAiService
+    {
+        public XDefaultAiService(
+            IXAiDataProvider dataProvider,
+            ILogger<XAIServiceBase> logger,
+            XAiApiConfiguration configuration
+        ) : base(
+            dataProvider,
+            logger,
+            configuration
+        )
+        { }
+    }
+}

Startup.cs

@@ -26,6 +26,11 @@ using Microsoft.Extensions.Configuration;
 using Microsoft.Extensions.DependencyInjection;
 using IdentityModel.AspNetCore.OAuth2Introspection;
 using xPushService.Helpers;
+using xAiApi.DI;
+using xExceptions.Constants;
+using xAiApi.Interfaces;
+using xAiApi.Providers;
+using xAiModels.DI;
 
 namespace xAiApi
 {
@@ -169,6 +174,21 @@ namespace xAiApi
                 lifeTime: lifeTime,
                 repositoryType: repositoryType
             );
+
+            //
+            // Register AiApi Data Service ...
+            services.AddXAiDataService<XAiApiDbContext>(
+                lifeTime: lifeTime,
+                repositoryType: repositoryType
+            );
+
+            //
+            // Register XAiApi Configuration ...
+            services.AddXAiApiConfiguration(Configuration);
+
+            //
+            // Register Default Ai Service ...
+            services.AddScoped<IXDefaultAiService, XDefaultAiService>();
         }
 
         public void Configure(IApplicationBuilder app, IWebHostEnvironment env)

appsettings.Development.json

@@ -35,6 +35,25 @@
     "ThumbQuality": 72,
     "MaxFileSize": 41943040
   },
+  "AiAPiConfiguration": {
+    "Models": [
+      {
+        "ApiKey": "",
+        "Name": "Gemma",
+        "LLM": "gemma3:1b",
+        "Provider": "Ollama",
+        "Url": "http://localhost:11434"
+      }
+    ],
+    "Prompts": [
+      {
+        "Name": "Introduction",
+        "Template": "your name is xSaherElmAi, you are a professional ai assistant which develped by SaherElm IT Center",
+        "Description": "",
+        "Params": []
+      }
+    ]
+  },
   "Logging": {
     "LogLevel": {
       "Default": "Information",