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Yes.Application/Admins/Themes/GetThemeFileQueryHandler.cs

@@ -0,0 +1,32 @@
+namespace Yes.Application.Admins.Themes
+{
+
+    public record GetThemeFileQuery(string ThemeName, string FileName) :  IRequest<GetThemeFileQueryResponse>;
+
+    public record GetThemeFileQueryResponse(
+        string Content
+    );
+
+    public class GetThemeFileQueryHandler(IOptionsMonitor<BlogSettings> options, IMapper mapper, IWebHostEnvironment env) : IRequestHandler<GetThemeFileQuery, GetThemeFileQueryResponse>
+    {
+        private readonly BlogSettings _settings = options.CurrentValue;
+        private readonly IMapper _mapper = mapper;
+        private readonly IWebHostEnvironment _env = env;
+
+        public async Task<GetThemeFileQueryResponse> Handle(GetThemeFileQuery request, CancellationToken cancellationToken)
+        {
+            var themeName = request.ThemeName; 
+            var fileName = request.FileName;
+
+            var themes = new List<GetThemeFileQueryResponse>();
+            var filePath = Path.Combine(_env.ContentRootPath, "files", "themes", themeName, fileName);
+            var content = "";
+            if (File.Exists(filePath))
+            {
+                content = File.ReadAllText(filePath);
+            }
+
+            return new GetThemeFileQueryResponse(content);
+        }
+    }
+}