Delete comments when deleting blog posts and pages

Author: realLiangshiwei

modules/cms-kit/src/Volo.CmsKit.Admin.Application/Volo/CmsKit/Admin/Blogs/BlogPostAdminAppService.cs

@@ -10,6 +10,7 @@
 using Volo.Abp.Users;
 using Volo.CmsKit.Admin.MediaDescriptors;
 using Volo.CmsKit.Blogs;
+using Volo.CmsKit.Comments;
 using Volo.CmsKit.Features;
 using Volo.CmsKit.GlobalFeatures;
 using Volo.CmsKit.Permissions;
@@ -25,6 +26,8 @@ public class BlogPostAdminAppService : CmsKitAppServiceBase, IBlogPostAdminAppSe
     protected BlogPostManager BlogPostManager { get; }
     protected IBlogPostRepository BlogPostRepository { get; }
     protected IBlogRepository BlogRepository { get; }
+    
+    protected ICommentRepository CommentRepository { get; }
     protected ICmsUserLookupService UserLookupService { get; }
 
     protected IMediaDescriptorAdminAppService MediaDescriptorAdminAppService { get; }
@@ -34,13 +37,15 @@ public BlogPostAdminAppService(
         IBlogPostRepository blogPostRepository,
         IBlogRepository blogRepository,
         ICmsUserLookupService userLookupService,
-        IMediaDescriptorAdminAppService mediaDescriptorAdminAppService)
+        IMediaDescriptorAdminAppService mediaDescriptorAdminAppService,
+        ICommentRepository commentRepository)
     {
         BlogPostManager = blogPostManager;
         BlogPostRepository = blogPostRepository;
         BlogRepository = blogRepository;
         UserLookupService = userLookupService;
         MediaDescriptorAdminAppService = mediaDescriptorAdminAppService;
+        CommentRepository = commentRepository;
     }
 
     [Authorize(CmsKitAdminPermissions.BlogPosts.Create)]
@@ -127,6 +132,7 @@ public virtual async Task<PagedResultDto<BlogPostListDto>> GetListAsync(BlogPost
     public virtual async Task DeleteAsync(Guid id)
     {
         await BlogPostRepository.DeleteAsync(id);
+        await CommentRepository.DeleteByEntityTypeAsync(BlogPostConsts.EntityType, id.ToString());
     }
 
     [Authorize(CmsKitAdminPermissions.BlogPosts.Publish)]

modules/cms-kit/src/Volo.CmsKit.Admin.Application/Volo/CmsKit/Admin/Pages/PageAdminAppService.cs

@@ -8,6 +8,7 @@
 using Volo.Abp.Features;
 using Volo.Abp.GlobalFeatures;
 using Volo.Abp.ObjectExtending;
+using Volo.CmsKit.Comments;
 using Volo.CmsKit.Features;
 using Volo.CmsKit.GlobalFeatures;
 using Volo.CmsKit.Pages;
@@ -21,6 +22,8 @@ namespace Volo.CmsKit.Admin.Pages;
 public class PageAdminAppService : CmsKitAdminAppServiceBase, IPageAdminAppService
 {
     protected IPageRepository PageRepository { get; }
+    
+    protected ICommentRepository CommentRepository { get; }
 
     protected PageManager PageManager { get; }
 
@@ -29,11 +32,13 @@ public class PageAdminAppService : CmsKitAdminAppServiceBase, IPageAdminAppServi
     public PageAdminAppService(
         IPageRepository pageRepository,
         PageManager pageManager, 
-        IDistributedCache<PageCacheItem> pageCache)
+        IDistributedCache<PageCacheItem> pageCache, 
+        ICommentRepository commentRepository)
     {
         PageRepository = pageRepository;
         PageManager = pageManager;
         PageCache = pageCache;
+        CommentRepository = commentRepository;
     }
 
     public virtual async Task<PageDto> GetAsync(Guid id)
@@ -108,6 +113,7 @@ public virtual async Task DeleteAsync(Guid id)
 
         await PageRepository.DeleteAsync(page);
         await PageCache.RemoveAsync(PageCacheItem.GetKey(page.Slug));
+        await CommentRepository.DeleteByEntityTypeAsync(PageConsts.EntityType, id.ToString());
     }
 
     [Authorize(CmsKitAdminPermissions.Pages.SetAsHomePage)]

modules/cms-kit/src/Volo.CmsKit.Domain/Volo/CmsKit/Comments/ICommentRepository.cs

@@ -49,4 +49,10 @@ Task DeleteWithRepliesAsync(
     );
 
     Task<bool> ExistsAsync(string idempotencyToken, CancellationToken cancellationToken = default);
+    
+    Task DeleteByEntityTypeAsync(
+        [NotNull] string entityType,
+        [NotNull] string entityId,
+        CancellationToken cancellationToken = default
+    );
 }

modules/cms-kit/src/Volo.CmsKit.EntityFrameworkCore/Volo/CmsKit/Comments/EfCoreCommentRepository.cs

@@ -186,4 +186,9 @@ on comment.CreatorId equals user.Id
             .WhereIf(CommentApproveState.Disapproved == commentApproveState, c => c.Comment.IsApproved == false)
             .WhereIf(CommentApproveState.Waiting == commentApproveState, c => c.Comment.IsApproved == null);
     }
+    
+    public async Task DeleteByEntityTypeAsync(string entityType, string entityId, CancellationToken cancellationToken = default)
+    {
+         await (await GetDbSetAsync()).Where(x => x.EntityType == entityType && x.EntityId == entityId).ExecuteDeleteAsync(GetCancellationToken(cancellationToken));
+    }
 }

modules/cms-kit/src/Volo.CmsKit.MongoDB/Volo/CmsKit/MongoDB/Comments/MongoCommentRepository.cs

@@ -207,4 +207,9 @@ protected virtual async Task<IQueryable<Comment>> GetListQueryAsync(
             .WhereIf(CommentApproveState.Disapproved == commentApproveState, c => c.IsApproved == false)
             .WhereIf(CommentApproveState.Waiting == commentApproveState, c => c.IsApproved == null);
     }
+
+    public async Task DeleteByEntityTypeAsync(string entityType, string entityId, CancellationToken cancellationToken = default)
+    {
+        await (await GetDbContextAsync(cancellationToken)).Comments.DeleteManyAsync(x => x.EntityType == entityType && x.EntityId == entityId, GetCancellationToken(cancellationToken));
+    }
 }