83 lines
2.9 KiB
C#
83 lines
2.9 KiB
C#
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<AgreeDto> 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 AgreeDto(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 AgreeDto(false);
|
||
}
|
||
}
|
||
}
|
||
}
|