CmsKit: ratings group by star count

modules/cms-kit/host/Volo.CmsKit.Web.Unified/Pages/Index.cshtml

@@ -5,6 +5,7 @@
 @using Volo.CmsKit.GlobalFeatures
 @using Volo.CmsKit.Pages
 @using Volo.CmsKit.Public.Web.Pages.CmsKit.Shared.Components.Commenting
+@using Volo.CmsKit.Public.Web.Pages.CmsKit.Shared.Components.Rating
 @using Volo.CmsKit.Public.Web.Pages.CmsKit.Shared.Components.ReactionSelection
 @model IndexModel
 @inject IStringLocalizer<AbpUiResource> Localizer
@@ -57,3 +58,7 @@
         }
     </abp-card-footer>
 </abp-card>
+
+<hr>
+@await Component.InvokeAsync(typeof(RatingViewComponent), new { entityType = "quote", entityId = "2" })
+<hr>

modules/cms-kit/src/Volo.CmsKit.Domain/Volo/CmsKit/Ratings/IRatingRepository.cs

@@ -21,5 +21,11 @@ namespace Volo.CmsKit.Ratings
             Guid userId,
             CancellationToken cancellationToken = default
         );
+
+        Task<List<RatingWithStarCountQueryResultItem>> GetGroupedStarCountsAsync(
+            [NotNull] string entityType,
+            [NotNull] string entityId,
+            CancellationToken cancellationToken = default
+        );
     }
 }

modules/cms-kit/src/Volo.CmsKit.Domain/Volo/CmsKit/Ratings/RatingWithStarCountQueryResultItem.cs

@@ -0,0 +1,9 @@
+namespace Volo.CmsKit.Ratings
+{
+    public class RatingWithStarCountQueryResultItem
+    {
+        public short StarCount { get; set; }
+
+        public int Count { get; set; }
+    }
+}

modules/cms-kit/src/Volo.CmsKit.EntityFrameworkCore/Volo/CmsKit/Ratings/EfCoreRatingRepository.cs

@@ -38,5 +38,26 @@ namespace Volo.CmsKit.Ratings
 
             return rating;
         }
+
+        public async Task<List<RatingWithStarCountQueryResultItem>> GetGroupedStarCountsAsync(string entityType, string entityId, CancellationToken cancellationToken = default)
+        {
+            Check.NotNullOrWhiteSpace(entityType, nameof(entityType));
+            Check.NotNullOrWhiteSpace(entityId, nameof(entityId));
+
+            var query = from rating in DbSet
+                where rating.EntityType == entityType && rating.EntityId == entityId
+                orderby rating.StarCount descending
+                group rating by rating.StarCount
+                into g
+                select new RatingWithStarCountQueryResultItem
+                {
+                    StarCount = g.Key,
+                    Count = g.Count()
+                };
+
+            var ratings = await query.ToListAsync(GetCancellationToken(cancellationToken));
+
+            return ratings;
+        }
     }
 }

modules/cms-kit/src/Volo.CmsKit.MongoDB/Volo/CmsKit/MongoDB/Ratings/MongoRatingRepository.cs

@@ -1,5 +1,6 @@
 using System;
 using System.Collections.Generic;
+using System.Linq;
 using System.Threading;
 using System.Threading.Tasks;
 using MongoDB.Driver;
@@ -40,5 +41,27 @@ namespace Volo.CmsKit.MongoDB.Ratings
             
             return rating;
         }
+
+        public async Task<List<RatingWithStarCountQueryResultItem>> GetGroupedStarCountsAsync(string entityType,
+            string entityId, CancellationToken cancellationToken = default)
+        {
+            Check.NotNullOrWhiteSpace(entityType, nameof(entityType));
+            Check.NotNullOrWhiteSpace(entityId, nameof(entityId));
+
+            var query = from rating in GetMongoQueryable()
+                where rating.EntityType == entityType && rating.EntityId == entityId
+                orderby rating.StarCount descending
+                group rating by rating.StarCount
+                into g
+                select new RatingWithStarCountQueryResultItem
+                {
+                    StarCount = g.Key,
+                    Count = g.Count()
+                };
+
+            var ratings = await query.ToListAsync(GetCancellationToken(cancellationToken));
+
+            return ratings;
+        }
     }
 }

modules/cms-kit/src/Volo.CmsKit.Public.Application.Contracts/Volo/CmsKit/Public/Ratings/IRatingPublicAppService.cs

@@ -1,4 +1,5 @@
 using System;
+using System.Collections.Generic;
 using System.Threading.Tasks;
 using Volo.Abp.Application.Dtos;
 using Volo.Abp.Application.Services;
@@ -16,5 +17,7 @@ namespace Volo.CmsKit.Public.Ratings
         Task DeleteAsync(Guid id);
         
         Task<RatingDto> GetCurrentUserRatingAsync(string entityType, string entityId);
+
+        Task<List<RatingWithStarCountDto>> GetGroupedStarCountsAsync(string entityType, string entityId);
     }
 }

modules/cms-kit/src/Volo.CmsKit.Public.Application.Contracts/Volo/CmsKit/Public/Ratings/RatingWithStarCountDto.cs

@@ -0,0 +1,9 @@
+namespace Volo.CmsKit.Public.Ratings
+{
+    public class RatingWithStarCountDto
+    {
+        public short StarCount { get; set; }
+
+        public int Count { get; set; }
+    }
+}

modules/cms-kit/src/Volo.CmsKit.Public.Application/Volo/CmsKit/Public/PublicApplicationAutoMapperProfile.cs

@@ -22,6 +22,8 @@ namespace Volo.CmsKit.Public
                 .Ignore(x=> x.Author);
 
             CreateMap<Rating, RatingDto>();
+            
+            CreateMap<RatingWithStarCountQueryResultItem, RatingWithStarCountDto>();
         }
     }
 }

modules/cms-kit/src/Volo.CmsKit.Public.Application/Volo/CmsKit/Public/Ratings/RatingPublicAppService.cs

@@ -88,5 +88,12 @@ namespace Volo.CmsKit.Public.Ratings
 
             return ObjectMapper.Map<Rating, RatingDto>(rating);
         }
+
+        public virtual async Task<List<RatingWithStarCountDto>> GetGroupedStarCountsAsync(string entityType, string entityId)
+        {
+            var ratings = await RatingRepository.GetGroupedStarCountsAsync(entityType, entityId);
+
+            return ObjectMapper.Map<List<RatingWithStarCountQueryResultItem>, List<RatingWithStarCountDto>>(ratings);
+        }
     }
 }

modules/cms-kit/src/Volo.CmsKit.Public.HttpApi/Volo/CmsKit/Public/Ratings/RatingPublicController.cs

@@ -1,4 +1,5 @@
 using System;
+using System.Collections.Generic;
 using System.Threading.Tasks;
 using Microsoft.AspNetCore.Mvc;
 using Volo.Abp;
@@ -44,16 +45,23 @@ namespace Volo.CmsKit.Public.Ratings
 
         [HttpDelete]
         [Route("{id}")]
-        public Task DeleteAsync(Guid id)
+        public virtual Task DeleteAsync(Guid id)
         {
             return RatingPublicAppService.DeleteAsync(id);
         }
 
         [HttpGet]
         [Route("{entityType}/{entityId}")]
-        public Task<RatingDto> GetCurrentUserRatingAsync(string entityType, string entityId)
+        public virtual Task<RatingDto> GetCurrentUserRatingAsync(string entityType, string entityId)
         {
             return RatingPublicAppService.GetCurrentUserRatingAsync(entityType, entityId);
         }
+        
+        [HttpGet]
+        [Route("{entityType}/{entityId}")]
+        public virtual Task<List<RatingWithStarCountDto>> GetGroupedStarCountsAsync(string entityType, string entityId)
+        {
+            return RatingPublicAppService.GetGroupedStarCountsAsync(entityType, entityId);
+        }
     }
 }

modules/cms-kit/src/Volo.CmsKit.Public.Web/Pages/CmsKit/Shared/Components/Rating/RatingViewComponent.cs

@@ -31,7 +31,7 @@ namespace Volo.CmsKit.Public.Web.Pages.CmsKit.Shared.Components.Rating
         
         public virtual async Task<IViewComponentResult> InvokeAsync(string entityType, string entityId)
         {
-            var ratings = await RatingPublicAppService.GetListAsync(entityType, entityId);
+            var ratings = await RatingPublicAppService.GetGroupedStarCountsAsync(entityType, entityId);
             
             RatingDto currentUserRating = null;
             if (CurrentUser.IsAuthenticated)
@@ -47,7 +47,7 @@ namespace Volo.CmsKit.Public.Web.Pages.CmsKit.Shared.Components.Rating
                 EntityId = entityId,
                 EntityType = entityType,
                 LoginUrl = loginUrl,
-                Ratings = ratings.Items,
+                Ratings = ratings,
                 CurrentRating = currentUserRating
             };
             
@@ -63,7 +63,7 @@ namespace Volo.CmsKit.Public.Web.Pages.CmsKit.Shared.Components.Rating
 
         public string LoginUrl { get; set; }
 
-        public IReadOnlyList<RatingDto> Ratings { get; set; }
+        public List<RatingWithStarCountDto> Ratings { get; set; }
 
         public RatingDto CurrentRating { get; set; }
     }