last works on content ...

Constants/XContentServiceConstants.cs

@@ -23,5 +23,8 @@ namespace xContentService.Constants
         //
         // EF Repositories Helper Extensions ...
         public const string GetXContentEFRepositoryDescriptor = "GetXContentEFRepositoryDescriptor";
+    
+        public const string XContentTitleIdentifier = "CntnT";    
+        public const string XContentDescriptionIdentifier = "CntnD";    
     }
 }

DI/XDIHelperExtensions.cs

@@ -1,21 +1,25 @@
-using Microsoft.AspNetCore.Builder;
+using System;
-using Microsoft.Extensions.DependencyInjection;
-using xCommons.Extensions;
-using xContentService.Constants;
-using xContentService.Providers.Dtos;
-using xContentService.Providers.Entities;
-using xDataService.Constants;
-using xDataService.Models;
 using xPushService.DI;
 using xDataService.DI;
-using xPushService.Helpers;
-using System;
-using xExceptions.Constants;
-using xContentService.Helpers;
-using xCommons.Helpers;
-using xContentService.Interfaces.Dtos;
-using xContentService.Interfaces.Entities;
 using xDataService.Db;
+using xCommons.Helpers;
+using xDataService.Models;
+using xCommons.Extensions;
+using xPushService.Helpers;
+using xExceptions.Constants;
+using xDataService.Constants;
+using xContentService.Helpers;
+using xContentService.Constants;
+using xContentService.Providers;
+using xContentService.Interfaces;
+using Microsoft.AspNetCore.Builder;
+using xContentService.Providers.Dtos;
+using xContentService.Interfaces.Dtos;
+using xContentService.Providers.Entities;
+using xContentService.Interfaces.Entities;
+using xContentService.Providers.Enrichers;
+using xContentService.Interfaces.Enrichers;
+using Microsoft.Extensions.DependencyInjection;
 
 namespace xContentService.DI
 {
@@ -205,6 +209,19 @@ namespace xContentService.DI
                 descriptor: descriptor
             );
 
+            //
+            services.Add(
+                new ServiceDescriptor(typeof(IXContentTitleResourceProvider), typeof(XContentTitleResourceProvider), lifeTime)
+            );
+            services.Add(
+                new ServiceDescriptor(typeof(IXContentDescriptionResourceProvider), typeof(XContentDescriptionResourceProvider), lifeTime)
+            );
+
+            //
+            services.Add(
+                new ServiceDescriptor(typeof(IXContentEnricher), typeof(XContentEnricher), lifeTime)
+            );
+
             //
             // Register Dto Services ...
             services.Add(

Interfaces/Dtos/IXContentRepositoryService.cs

@@ -1,10 +1,60 @@
 using System;
+using System.Threading;
+using System.Threading.Tasks;
+using xDataService.Interfaces;
+using System.Collections.Generic;
 using xContentService.Models.Dtos;
 using xContentService.Models.Entities;
-using xDataService.Interfaces;
 
 namespace xContentService.Interfaces.Dtos
 {
     public interface IXContentRepositoryService : IXBaseRepositoryService<XContent, XContentDto, Guid>
-    { }
+    {
+        //
+        #region Enrichers ...
+        /// <summary>
+        /// Enrich Specified Item ...
+        /// </summary>
+        /// <param name="source"></param>
+        /// <param name="cancellationToken"></param>
+        /// <returns></returns>
+        Task<XContentDto> Enrich(
+            XContent source,
+            CancellationToken cancellationToken = default
+        );
+
+        /// <summary>
+        /// Enrich Specified Item ...
+        /// </summary>
+        /// <param name="source"></param>
+        /// <param name="cancellationToken"></param>
+        /// <returns></returns>
+        Task<XContentDto> Enrich(
+            XContentDto source,
+            CancellationToken cancellationToken = default
+        );
+
+        /// <summary>
+        /// Enrich Specified Items ...
+        /// </summary>
+        /// <param name="sources"></param>
+        /// <param name="cancellationToken"></param>
+        /// <returns></returns>
+        Task<IEnumerable<XContentDto>> EnrichRange(
+            IEnumerable<XContent> sources,
+            CancellationToken cancellationToken = default
+        );
+
+        /// <summary>
+        /// Enrich Specified Items ...
+        /// </summary>
+        /// <param name="sources"></param>
+        /// <param name="cancellationToken"></param>
+        /// <returns></returns>
+        Task<IEnumerable<XContentDto>> EnrichRange(
+            IEnumerable<XContentDto> sources,
+            CancellationToken cancellationToken = default
+        );
+        #endregion        
+    }
 }

Interfaces/Enrichers/IXContentEnricher.cs

@@ -1,6 +1,58 @@
+using System.Threading;
+using System.Threading.Tasks;
+using System.Collections.Generic;
+using xContentService.Models.Dtos;
+using xContentService.Models.Entities;
+
 namespace xContentService.Interfaces.Enrichers
 {
-    // TODO: Complete this ...
     public interface IXContentEnricher
-    { }
+    {
+        //
+        #region Enrichers ...
+        /// <summary>
+        /// Enrich Specified Item ...
+        /// </summary>
+        /// <param name="source"></param>
+        /// <param name="cancellationToken"></param>
+        /// <returns></returns>
+        Task<XContentDto> Enrich(
+            XContent source,
+            CancellationToken cancellationToken = default
+        );
+
+        /// <summary>
+        /// Enrich Specified Item ...
+        /// </summary>
+        /// <param name="source"></param>
+        /// <param name="cancellationToken"></param>
+        /// <returns></returns>
+        Task<XContentDto> Enrich(
+            XContentDto source,
+            CancellationToken cancellationToken = default
+        );
+
+        /// <summary>
+        /// Enrich Specified Items ...
+        /// </summary>
+        /// <param name="sources"></param>
+        /// <param name="cancellationToken"></param>
+        /// <returns></returns>
+        Task<IEnumerable<XContentDto>> EnrichRange(
+            IEnumerable<XContent> sources,
+            CancellationToken cancellationToken = default
+        );
+
+        /// <summary>
+        /// Enrich Specified Items ...
+        /// </summary>
+        /// <param name="sources"></param>
+        /// <param name="cancellationToken"></param>
+        /// <returns></returns>
+        Task<IEnumerable<XContentDto>> EnrichRange(
+            IEnumerable<XContentDto> sources,
+            CancellationToken cancellationToken = default
+        );
+        #endregion                
+    }
 }

Interfaces/IXContentDescriptionResourceProvider.cs

@@ -0,0 +1,7 @@
+using xStringService.Interfaces;
+
+namespace xContentService.Interfaces
+{
+    public interface IXContentDescriptionResourceProvider : IXItemResourceProvider
+    { }
+}

Interfaces/IXContentProvider.cs

@@ -0,0 +1,7 @@
+namespace xContentService.Interfaces
+{
+    public interface IXContentProvider
+    {
+
+    }
+}

Interfaces/IXContentTitleResourceProvider.cs

@@ -0,0 +1,7 @@
+using xStringService.Interfaces;
+
+namespace xContentService.Interfaces
+{
+    public interface IXContentTitleResourceProvider : IXItemResourceProvider
+    { }
+}

Providers/Dtos/XContentRepositoryService.cs

@@ -1,26 +1,174 @@
 using System;
-using System.Collections.Generic;
 using AutoMapper;
-using xContentService.Interfaces.Dtos;
+using System.Linq;
-using xContentService.Interfaces.Entities;
+using xModels.Dtos;
-using xContentService.Models.Dtos;
+using System.Threading;
-using xContentService.Models.Entities;
+using xCommons.Extensions;
 using xDataService.Providers;
+using System.Threading.Tasks;
+using System.Collections.Generic;
+using xContentService.Interfaces;
+using xContentService.Models.Dtos;
+using xIdentityService.Interfaces;
+using xIdentityService.Extensions;
+using xContentService.Interfaces.Dtos;
+using xContentService.Models.Entities;
+using xContentService.Interfaces.Entities;
 
 namespace xContentService.Providers.Dtos
 {
     public class XContentRepositoryService : XBaseRepositoryService<XContent, XContentDto, Guid>, IXContentRepositoryService
     {
+        private readonly IXIdentityProvider identityProvider;
+        private readonly IXContentTitleResourceProvider titleResourceProvider;
+        private readonly IXContentDescriptionResourceProvider descriptionResourceProvider;
+
         public XContentRepositoryService(
             IXContentRepository repository,
+            IXIdentityProvider identityProvider,
+            IXContentTitleResourceProvider titleResourceProvider,
+            IXContentDescriptionResourceProvider descriptionResourceProvider,
             IEnumerable<Profile> mapperProfiles = null
         ) : base(
             repository,
             mapperProfiles
         )
-        { }
+        {
+            this.identityProvider = identityProvider;
+            this.titleResourceProvider = titleResourceProvider;
+            this.descriptionResourceProvider = descriptionResourceProvider;
+        }
 
         //
-        // TODO: Implement Enrichers ...
+        #region Enrichers ...
+        /// <summary>
+        /// Enrich Specified Item ...
+        /// </summary>
+        /// <param name="source"></param>
+        /// <param name="cancellationToken"></param>
+        /// <returns></returns>
+        public async Task<XContentDto> Enrich(
+            XContent source,
+            CancellationToken cancellationToken = default
+        )
+        {
+            //
+            // Mapping Default ...
+            var result = Mapper.Map<XContentDto>(source);
+            result = await Enrich(
+                source: result,
+                cancellationToken: cancellationToken
+            );
+
+            //
+            return result;
+        }
+
+        /// <summary>
+        /// Enrich Specified Item ...
+        /// </summary>
+        /// <param name="source"></param>
+        /// <param name="cancellationToken"></param>
+        /// <returns></returns>
+        public async Task<XContentDto> Enrich(
+            XContentDto source,
+            CancellationToken cancellationToken = default
+        )
+        {
+            //
+            // Handdle Owner ...
+            XPersonDto owner = null;
+            if (!source.OwnerId.IsNullOrEmpty())
+            {
+                //
+                // Try to Retrieve User Info ...
+                var device = identityProvider.GetDevice();
+                var userInfo = await identityProvider.GetUserInfo(
+                    device: device,
+                    userSelectByParam: source.OwnerId
+                );
+                owner = userInfo.ToXPersonDto();
+            }
+
+            //
+            // Hanlde Content Title ...
+            string contentTitle = string.Empty;
+            XResourceDto titleResource = await titleResourceProvider.GetResource(
+                identifier: source.Id,
+                cancellationToken: cancellationToken
+            );
+            if (!titleResource.IsNullOrDefault())
+            {
+                contentTitle = titleResource.Resource;
+            }
+
+            //
+            // Hanlde Content Description ...
+            string contentDescription = string.Empty;
+            XResourceDto descriptionResource = await descriptionResourceProvider.GetResource(
+                identifier: source.Id,
+                cancellationToken: cancellationToken
+            );
+            if (!descriptionResource.IsNullOrDefault())
+            {
+                contentDescription = descriptionResource.Resource;
+            }
+
+            //
+            // Attach Extracted Items ...
+            var result = Mapper.Map<XContentDto>(source, options =>
+            {
+                //
+                options.Items[nameof(source.Owner)] = owner;
+                options.Items[nameof(source.Title)] = contentTitle;
+                options.Items[nameof(source.TitleResource)] = titleResource;
+                options.Items[nameof(source.Description)] = contentDescription;
+                options.Items[nameof(source.DescriptionResource)] = descriptionResource;
+            });
+
+            //
+            return result;
+        }
+
+        /// <summary>
+        /// Enrich Specified Items ...
+        /// </summary>
+        /// <param name="sources"></param>
+        /// <param name="cancellationToken"></param>
+        /// <returns></returns>
+        public async Task<IEnumerable<XContentDto>> EnrichRange(
+            IEnumerable<XContent> sources, 
+            CancellationToken cancellationToken = default
+        )
+        {
+            //
+            var tasks = sources
+                .Select(x => Enrich(x, cancellationToken));
+
+            //
+            var result = await Task.WhenAll(tasks);
+            return result;
+        }
+
+        /// <summary>
+        /// Enrich Specified Items ...
+        /// </summary>
+        /// <param name="sources"></param>
+        /// <param name="cancellationToken"></param>
+        /// <returns></returns>
+        public async Task<IEnumerable<XContentDto>> EnrichRange(
+            IEnumerable<XContentDto> sources, 
+            CancellationToken cancellationToken = default
+        )
+        {
+            //
+            var tasks = sources
+                .Select(x => Enrich(x, cancellationToken));
+
+            //
+            var result = await Task.WhenAll(tasks);
+            return result;
+        }
+        #endregion
     }
 }

Providers/Enrichers/XContentEnricher.cs

@@ -1,10 +1,162 @@
+using System.Linq;
+using xModels.Dtos;
+using System.Threading;
+using xCommons.Extensions;
+using System.Threading.Tasks;
+using System.Collections.Generic;
+using xContentService.Interfaces;
+using xContentService.Models.Dtos;
+using xIdentityService.Interfaces;
+using xIdentityService.Extensions;
+using xContentService.Models.Entities;
 using xContentService.Interfaces.Enrichers;
 
 namespace xContentService.Providers.Enrichers
 {
     public class XContentEnricher : IXContentEnricher
     {
+        private readonly IXIdentityProvider identityProvider;
+        private readonly IXContentTitleResourceProvider titleResourceProvider;
+        private readonly IXContentDescriptionResourceProvider descriptionResourceProvider;
+
+        public XContentEnricher(
+            IXIdentityProvider identityProvider,
+            IXContentTitleResourceProvider titleResourceProvider,
+            IXContentDescriptionResourceProvider descriptionResourceProvider
+        )
+        {
+            this.identityProvider = identityProvider;
+            this.titleResourceProvider = titleResourceProvider;
+            this.descriptionResourceProvider = descriptionResourceProvider;
+        }
+
         //
-        // TODO: Complete this ...  
+        #region Enrichers ...
+        /// <summary>
+        /// Enrich Specified Item ...
+        /// </summary>
+        /// <param name="source"></param>
+        /// <param name="cancellationToken"></param>
+        /// <returns></returns>
+        public async Task<XContentDto> Enrich(
+            XContent source,
+            CancellationToken cancellationToken = default
+        )
+        {
+            //
+            // Mapping Default ...
+            var result = source.MapConvert<XContentDto, XContent>();
+            result = await Enrich(
+                source: result,
+                cancellationToken: cancellationToken
+            );
+
+            //
+            return result;
+        }
+
+        /// <summary>
+        /// Enrich Specified Item ...
+        /// </summary>
+        /// <param name="source"></param>
+        /// <param name="cancellationToken"></param>
+        /// <returns></returns>
+        public async Task<XContentDto> Enrich(
+            XContentDto source,
+            CancellationToken cancellationToken = default
+        )
+        {
+            //
+            // Handdle Owner ...
+            XPersonDto owner = null;
+            if (!source.OwnerId.IsNullOrEmpty())
+            {
+                //
+                // Try to Retrieve User Info ...
+                var device = identityProvider.GetDevice();
+                var userInfo = await identityProvider.GetUserInfo(
+                    device: device,
+                    userSelectByParam: source.OwnerId
+                );
+                owner = userInfo.ToXPersonDto();
+            }
+
+            //
+            // Hanlde Content Title ...
+            string contentTitle = string.Empty;
+            XResourceDto titleResource = await titleResourceProvider.GetResource(
+                identifier: source.Id,
+                cancellationToken: cancellationToken
+            );
+            if (!titleResource.IsNullOrDefault())
+            {
+                contentTitle = titleResource.Resource;
+            }
+
+            //
+            // Hanlde Content Description ...
+            string contentDescription = string.Empty;
+            XResourceDto descriptionResource = await descriptionResourceProvider.GetResource(
+                identifier: source.Id,
+                cancellationToken: cancellationToken
+            );
+            if (!descriptionResource.IsNullOrDefault())
+            {
+                contentDescription = descriptionResource.Resource;
+            }
+
+            //
+            // Attach Extracted Items ...
+            var result = source.MapConvert();
+            result.Owner = owner;
+            result.Title = contentTitle;
+            result.TitleResource = titleResource;
+            result.Description = contentDescription;
+            result.DescriptionResource = descriptionResource;
+
+            //
+            return result;
+        }
+
+        /// <summary>
+        /// Enrich Specified Items ...
+        /// </summary>
+        /// <param name="sources"></param>
+        /// <param name="cancellationToken"></param>
+        /// <returns></returns>
+        public async Task<IEnumerable<XContentDto>> EnrichRange(
+            IEnumerable<XContent> sources,
+            CancellationToken cancellationToken = default
+        )
+        {
+            //
+            var tasks = sources
+                .Select(x => Enrich(x, cancellationToken));
+
+            //
+            var result = await Task.WhenAll(tasks);
+            return result;
+        }
+
+        /// <summary>
+        /// Enrich Specified Items ...
+        /// </summary>
+        /// <param name="sources"></param>
+        /// <param name="cancellationToken"></param>
+        /// <returns></returns>
+        public async Task<IEnumerable<XContentDto>> EnrichRange(
+            IEnumerable<XContentDto> sources,
+            CancellationToken cancellationToken = default
+        )
+        {
+            //
+            var tasks = sources
+                .Select(x => Enrich(x, cancellationToken));
+
+            //
+            var result = await Task.WhenAll(tasks);
+            return result;
+        }
+        #endregion
     }
 }

Providers/XContentDescriptionResourceProvider.cs

@@ -0,0 +1,18 @@
+using xStringService.Providers;
+using xContentService.Constants;
+using xContentService.Interfaces;
+using xStringService.Interfaces.Dtos;
+
+namespace xContentService.Providers
+{
+    public class XContentDescriptionResourceProvider : XBaseItemResourceProvider, IXContentDescriptionResourceProvider
+    {
+        public XContentDescriptionResourceProvider(
+            IXStringServiceProvider stringProvider
+        ) : base(
+            stringProvider: stringProvider,
+            item: XContentServiceConstants.XContentDescriptionIdentifier
+        )
+        { }
+    }
+}

Providers/XContentProvider.cs

@@ -0,0 +1,9 @@
+using xContentService.Interfaces;
+
+namespace xContentService.Providers
+{
+    public class XContentProvider : IXContentProvider
+    {
+        
+    }
+}

Providers/XContentTitleResourceProvider.cs

@@ -0,0 +1,18 @@
+using xStringService.Providers;
+using xContentService.Constants;
+using xContentService.Interfaces;
+using xStringService.Interfaces.Dtos;
+
+namespace xContentService.Providers
+{
+    public class XContentTitleResourceProvider : XBaseItemResourceProvider, IXContentTitleResourceProvider
+    {
+        public XContentTitleResourceProvider(
+            IXStringServiceProvider stringProvider
+        ) : base(
+            stringProvider: stringProvider,
+            item: XContentServiceConstants.XContentTitleIdentifier 
+        )
+        { }
+    }
+}

xContentService.csproj

@@ -31,6 +31,7 @@
   <ItemGroup>
     <ProjectReference Include="../xTagService/xTagService.csproj" />
     <ProjectReference Include="../xFileService/xFileService.csproj" />
+    <ProjectReference Include="../xStringService/xStringService.csproj" />
   </ItemGroup>
 
   <!-- For XML Documentation Support -->