feat: 完成排行榜功能

Yi.Abp.Net8/module/ai-hub/Yi.Framework.AiHub.Application/Services/RankingService.cs

@@ -0,0 +1,38 @@
+using Mapster;
+using Microsoft.AspNetCore.Authorization;
+using Microsoft.AspNetCore.Mvc;
+using Volo.Abp.Application.Services;
+using Yi.Framework.AiHub.Application.Contracts.Dtos;
+using Yi.Framework.AiHub.Application.Contracts.IServices;
+using Yi.Framework.AiHub.Domain.Entities;
+using Yi.Framework.SqlSugarCore.Abstractions;
+
+namespace Yi.Framework.AiHub.Application.Services;
+
+/// <summary>
+/// 排行榜服务
+/// </summary>
+public class RankingService : ApplicationService, IRankingService
+{
+    private readonly ISqlSugarRepository<RankingItemAggregateRoot, Guid> _repository;
+
+    public RankingService(ISqlSugarRepository<RankingItemAggregateRoot, Guid> repository)
+    {
+        _repository = repository;
+    }
+
+    /// <summary>
+    /// 获取排行榜列表（全量返回，按得分降序）
+    /// </summary>
+    [HttpGet("ranking/list")]
+    [AllowAnonymous]
+    public async Task<List<RankingItemDto>> GetListAsync([FromQuery] RankingGetListInput input)
+    {
+        var query = _repository._DbQueryable
+            .WhereIF(input.Type.HasValue, x => x.Type == input.Type!.Value)
+            .OrderByDescending(x => x.Score);
+
+        var entities = await query.ToListAsync();
+        return entities.Adapt<List<RankingItemDto>>();
+    }
+}