code refact

src/Moonglade.Data/Specifications/BlogThemeForIdNameSpec.cs

@@ -0,0 +1,11 @@
+using Moonglade.Data.Entities;
+
+namespace Moonglade.Data.Specifications;
+
+public class BlogThemeForIdNameSpec : Specification<BlogThemeEntity, ThemeSegment>
+{
+    public BlogThemeForIdNameSpec()
+    {
+        Query.Select(p => new(p.Id, p.ThemeName));
+    }
+}

src/Moonglade.Data/ThemeSegment.cs

@@ -0,0 +1,3 @@
+namespace Moonglade.Data;
+
+public record ThemeSegment(int Id, string Name);

src/Moonglade.Theme/GetAllThemeSegmentQuery.cs

@@ -1,19 +1,14 @@
 using MediatR;
 using Moonglade.Data;
 using Moonglade.Data.Entities;
+using Moonglade.Data.Specifications;
 
 namespace Moonglade.Theme;
 
 public record GetAllThemeSegmentQuery : IRequest<List<ThemeSegment>>;
 
 public class GetAllThemeSegmentQueryHandler(MoongladeRepository<BlogThemeEntity> repo) : IRequestHandler<GetAllThemeSegmentQuery, List<ThemeSegment>>
 {
-    public Task<List<ThemeSegment>> Handle(GetAllThemeSegmentQuery request, CancellationToken ct)
-    {
-        return repo.SelectAsync(p => new ThemeSegment
-        {
-            Id = p.Id,
-            Name = p.ThemeName
-        }, ct);
-    }
+    public Task<List<ThemeSegment>> Handle(GetAllThemeSegmentQuery request, CancellationToken ct) =>
+        repo.ListAsync(new BlogThemeForIdNameSpec(), ct);
 }