From 95115cef4d501700660f1f9e5035cb55929506c4 Mon Sep 17 00:00:00 2001
From: malik masis <malik.masis@gmail.com>
Date: Wed, 10 Aug 2022 16:58:52 +0300
Subject: [PATCH] Added a new middleware to set the default homepage

---
 .../CmsKitPublicWebModule.cs                  | 17 +++++++----
 .../DefaultHomePageMiddleware.cs              | 28 +++++++++++++++++++
 .../HomePageDefaultMiddlewareExtensions.cs    | 11 ++++++++
 3 files changed, 51 insertions(+), 5 deletions(-)
 create mode 100644 modules/cms-kit/src/Volo.CmsKit.Public.Web/DefaultHomePageMiddleware.cs
 create mode 100644 modules/cms-kit/src/Volo.CmsKit.Public.Web/HomePageDefaultMiddlewareExtensions.cs

diff --git a/modules/cms-kit/src/Volo.CmsKit.Public.Web/CmsKitPublicWebModule.cs b/modules/cms-kit/src/Volo.CmsKit.Public.Web/CmsKitPublicWebModule.cs
index 88b01c8ae9..6e30c49a9c 100644
--- a/modules/cms-kit/src/Volo.CmsKit.Public.Web/CmsKitPublicWebModule.cs
+++ b/modules/cms-kit/src/Volo.CmsKit.Public.Web/CmsKitPublicWebModule.cs
@@ -1,6 +1,7 @@
 using Markdig;
 using Microsoft.AspNetCore.Mvc.RazorPages;
 using Microsoft.Extensions.DependencyInjection;
+using Volo.Abp;
 using Volo.Abp.AspNetCore.Mvc.Localization;
 using Volo.Abp.AspNetCore.Mvc.UI.Components.LayoutHook;
 using Volo.Abp.AutoMapper;
@@ -88,21 +89,27 @@ public class CmsKitPublicWebModule : AbpModule
                 options.Conventions.AddPageRoute("/Public/CmsKit/Blogs/BlogPost", @"/blogs/{blogSlug}/{blogPostSlug:minlength(1)}");
             });
         }
-        
+
         if (GlobalFeatureManager.Instance.IsEnabled<GlobalResourcesFeature>())
         {
             Configure<AbpLayoutHookOptions>(options =>
             {
                 options.Add(
-                    LayoutHooks.Head.Last, 
-                    typeof(GlobalStyleViewComponent) 
+                    LayoutHooks.Head.Last,
+                    typeof(GlobalStyleViewComponent)
                 );
                 options.Add(
-                    LayoutHooks.Body.Last, 
-                    typeof(GlobalScriptViewComponent) 
+                    LayoutHooks.Body.Last,
+                    typeof(GlobalScriptViewComponent)
                 );
             });
         }
 
     }
+
+    public override void OnApplicationInitialization(ApplicationInitializationContext context)
+    {
+        var app = context.GetApplicationBuilder();
+        app.UseHomePageDefaultMiddleware();
+    }
 }
diff --git a/modules/cms-kit/src/Volo.CmsKit.Public.Web/DefaultHomePageMiddleware.cs b/modules/cms-kit/src/Volo.CmsKit.Public.Web/DefaultHomePageMiddleware.cs
new file mode 100644
index 0000000000..bb30a5276c
--- /dev/null
+++ b/modules/cms-kit/src/Volo.CmsKit.Public.Web/DefaultHomePageMiddleware.cs
@@ -0,0 +1,28 @@
+using System.Threading.Tasks;
+using Microsoft.AspNetCore.Http;
+using Volo.CmsKit.Pages;
+using Volo.CmsKit.Public.Pages;
+
+namespace Volo.CmsKit.Public.Web;
+
+public class DefaultHomePageMiddleware
+{
+    private readonly RequestDelegate _next;
+    private readonly IPagePublicAppService _pagePublicAppService;
+
+    public DefaultHomePageMiddleware(RequestDelegate next, IPagePublicAppService pagePublicAppService)
+    {
+        _next = next;
+        _pagePublicAppService = pagePublicAppService;
+    }
+    public async Task InvokeAsync(HttpContext httpContext)
+    {
+        var page = await _pagePublicAppService.FindDefaultHomePageAsync();
+        if (page is not null && httpContext.Request.Path.Value == "/")
+        {
+            httpContext.Request.Path = $"{PageConsts.UrlPrefix}{page.Slug}";
+        }
+
+        await _next(httpContext);
+    }
+}
\ No newline at end of file
diff --git a/modules/cms-kit/src/Volo.CmsKit.Public.Web/HomePageDefaultMiddlewareExtensions.cs b/modules/cms-kit/src/Volo.CmsKit.Public.Web/HomePageDefaultMiddlewareExtensions.cs
new file mode 100644
index 0000000000..c5a2d8516f
--- /dev/null
+++ b/modules/cms-kit/src/Volo.CmsKit.Public.Web/HomePageDefaultMiddlewareExtensions.cs
@@ -0,0 +1,11 @@
+using Microsoft.AspNetCore.Builder;
+
+namespace Volo.CmsKit.Public.Web;
+
+public static class HomePageDefaultMiddlewareExtensions
+{
+    public static IApplicationBuilder UseHomePageDefaultMiddleware(this IApplicationBuilder builder)
+    {
+        return builder.UseMiddleware<DefaultHomePageMiddleware>();
+    }
+}