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Yes.Application/Blogs/GetPageViewQueryHandler.cs

@@ -0,0 +1,72 @@
+
+
+namespace Yes.Application.Blogs
+{
+
+    public record GetPageViewQuery(NameValueCollection NameValueCollection) : IRequest<PageViewModel>;
+
+    public record PageViewModel(
+        MetaModel Meta,
+        BlogModel Blog,
+        List<CategoryModel> Categories,
+        List<TagModel> Tags,
+        List<ArchiveModel> Archives,
+        List<SinglePageModel> SinglePages,
+        SinglePageModel SinglePage,
+        PagedList<CommentModel> Comments
+    );
+
+    public class GetPageViewQueryHandler(
+        IBlogService blogService,
+        IOptionsMonitor<BlogSettings> options,
+        IMapper mapper,
+        IHttpContextAccessor httpContextAccessor) : IRequestHandler<GetPageViewQuery, PageViewModel>
+    {
+        private readonly IBlogService _blogService = blogService;
+        private readonly BlogSettings _settings = options.CurrentValue;
+        private readonly IMapper _mapper = mapper;
+        private readonly IHttpContextAccessor _httpContextAccessor = httpContextAccessor;
+
+        public async Task<PageViewModel> Handle(GetPageViewQuery request, CancellationToken cancellationToken)
+        {
+            var articleId = request.NameValueCollection.QueryInt(BlogRouteConst.PageId);
+            var slug = request.NameValueCollection.QueryString(BlogRouteConst.PageSlug);
+            var pageIndex = request.NameValueCollection.QueryInt(BlogRouteConst.PageIndex, 1);
+
+
+            var blogModel = _mapper.Map<BlogModel>(_settings);
+
+            var categories = await _blogService.GetAllCategories();
+
+            var pages = await _blogService.GetSinglePages();
+
+            var tags = await _blogService.GetTags();
+
+            var archives = await _blogService.GetArchives();
+
+            var page = pages.FirstOrDefault(x => x.Id == articleId || x.Slug == slug);
+            if (page == null)
+            {
+                throw new PageNotFoundException();
+            }
+
+            var ip = _httpContextAccessor?.HttpContext?.GetIpAddress() ?? "";
+
+            var comments = await _blogService.GetArticleComments(page.Id, ip, pageIndex);
+
+            var meta = GetMeta(_settings, page);
+
+            return new PageViewModel(meta , blogModel, categories, tags, archives, pages, page, comments);
+        }
+
+        private MetaModel GetMeta(BlogSettings blogSettings, SinglePageModel singlePageModel)
+        {
+            return new MetaModel
+            {
+                Description = singlePageModel.Summary,
+                Keywords = $"{singlePageModel.Tag},{singlePageModel.Slug}",
+                Title = $"{singlePageModel.Title} - {blogSettings.Name}",
+            };
+        }
+    }
+}