feat:完成评论功能搭建

Yi.Framework.Net6/src/project/bbs/Yi.BBS.Application.Contracts/Exhibition/Dtos/Argee/ArgeeDto.cs

@@ -0,0 +1,30 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace Yi.BBS.Application.Contracts.Exhibition.Dtos.Argee
+{
+    public class ArgeeDto
+    {
+        public ArgeeDto(bool isArgee)
+        {
+            IsArgee = isArgee;
+            if (isArgee)
+            {
+              
+                Message = "点赞成功，点赞+1";
+            }
+            else
+            {
+
+                Message = "取消点赞，点赞-1";
+            }
+           
+        }
+
+        public bool IsArgee { get; set; }
+        public string Message { get; set; }
+    }
+}

Yi.Framework.Net6/src/project/bbs/Yi.BBS.Application/Exhibition/AgreeService.cs

@@ -0,0 +1,82 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using Cike.AutoWebApi.Setting;
+using Yi.BBS.Application.Contracts.Exhibition.Dtos.Argee;
+using Yi.BBS.Domain.Exhibition.Entities;
+using Yi.BBS.Domain.Forum.Entities;
+using Yi.Framework.Core.CurrentUsers;
+using Yi.Framework.Ddd.Repositories;
+using Yi.Framework.Ddd.Services;
+using Yi.Framework.Ddd.Services.Abstract;
+using Yi.Framework.Uow;
+
+namespace Yi.BBS.Application.Exhibition
+{
+    /// <summary>
+    /// 点赞功能
+    /// </summary>
+    [AppService]
+    public class AgreeService : ApplicationService, IApplicationService, IAutoApiService
+    {
+
+        [Autowired]
+        private IRepository<AgreeEntity> _repository { get; set; }
+
+        [Autowired]
+        private IRepository<DiscussEntity> _discssRepository { get; set; }
+        [Autowired]
+        private ICurrentUser _currentUser { get; set; }
+
+        [Autowired]
+        private IUnitOfWorkManager _unitOfWorkManager { get; set; }
+
+        /// <summary>
+        /// 点赞,返回true为点赞+1，返回false为点赞-1
+        /// </summary>
+        /// <returns></returns>
+        public async Task<ArgeeDto> PostOperateAsync(long discussId)
+        {
+            var entity = await _repository.GetFirstAsync(x => x.DiscussId == discussId && x.CreatorId == _currentUser.Id);
+            //判断是否已经点赞过
+            if (entity is null)
+            {
+                using (var uow = _unitOfWorkManager.CreateContext())
+                {
+                    //没点赞过，添加记录即可，,修改总点赞数量
+                    await _repository.InsertAsync(new AgreeEntity(discussId));
+                    var discussEntity = await _discssRepository.GetByIdAsync(discussId);
+                    if (discussEntity is null)
+                    {
+                        throw new UserFriendlyException("主题为空");
+                    }
+                    discussEntity.AgreeNum += 1;
+                    await _discssRepository.UpdateAsync(discussEntity);
+                    uow.Commit();
+                }
+                return new ArgeeDto(true);
+
+            }
+            else
+            {
+                using (var uow = _unitOfWorkManager.CreateContext())
+                {
+                    //点赞过，删除即可,修改总点赞数量
+                    await _repository.DeleteByIdAsync(entity.Id);
+                    var discussEntity = await _discssRepository.GetByIdAsync(discussId);
+                    if (discussEntity is null)
+                    {
+                        throw new UserFriendlyException("主题为空");
+                    }
+                    discussEntity.AgreeNum -= 1;
+                    await _discssRepository.UpdateAsync(discussEntity);
+                    uow.Commit();
+                }
+
+                return new ArgeeDto(false);
+            }
+        }
+    }
+}

Yi.Framework.Net6/src/project/bbs/Yi.BBS.Domain/Exhibition/Entities/AgreeEntity .cs

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+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using SqlSugar;
+using Yi.Framework.Data.Auditing;
+using Yi.Framework.Data.Entities;
+using Yi.Framework.Ddd.Entities;
+
+namespace Yi.BBS.Domain.Exhibition.Entities
+{
+    [SugarTable("Agree")]
+    public class AgreeEntity : IEntity<long>, ICreationAuditedObject
+    {
+        public AgreeEntity()
+        { 
+        }
+
+        public AgreeEntity(long discussId)
+        {
+            DiscussId = discussId;
+        }
+
+        [SugarColumn(IsPrimaryKey = true)]
+        public long Id { get; set; } = SnowflakeHelper.NextId;
+        public DateTime CreationTime { get; set; }
+
+        /// <summary>
+        /// 主题id
+        /// </summary>
+        public long DiscussId { get; set; }
+
+        /// <summary>
+        /// 创建者
+        /// </summary>
+        public long? CreatorId { get; set; }
+    }
+}