71 lines
2.4 KiB
C#
71 lines
2.4 KiB
C#
using Microsoft.AspNetCore.Authorization;
|
||
using Volo.Abp;
|
||
using Volo.Abp.Application.Services;
|
||
using Volo.Abp.Uow;
|
||
using Yi.Framework.Bbs.Application.Contracts.Dtos.Argee;
|
||
using Yi.Framework.Bbs.Domain.Entities;
|
||
using Yi.Framework.SqlSugarCore.Abstractions;
|
||
|
||
namespace Yi.Framework.Bbs.Application.Services
|
||
{
|
||
/// <summary>
|
||
/// 点赞功能
|
||
/// </summary>
|
||
public class AgreeService : ApplicationService, IApplicationService
|
||
{
|
||
public AgreeService(ISqlSugarRepository<AgreeEntity> repository, ISqlSugarRepository<DiscussEntity> discssRepository)
|
||
{
|
||
_repository = repository;
|
||
_discssRepository = discssRepository;
|
||
}
|
||
|
||
private ISqlSugarRepository<AgreeEntity> _repository { get; set; }
|
||
|
||
private ISqlSugarRepository<DiscussEntity> _discssRepository { get; set; }
|
||
|
||
|
||
/// <summary>
|
||
/// 点赞,返回true为点赞+1，返回false为点赞-1
|
||
/// </summary>
|
||
/// <returns></returns>
|
||
[UnitOfWork]
|
||
[Authorize]
|
||
public async Task<AgreeDto> PostOperateAsync(Guid discussId)
|
||
{
|
||
var entity = await _repository.GetFirstAsync(x => x.DiscussId == discussId && x.CreatorId == this.CurrentUser.Id);
|
||
//判断是否已经点赞过
|
||
if (entity is null)
|
||
{
|
||
|
||
//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);
|
||
|
||
return new AgreeDto(true);
|
||
|
||
}
|
||
else
|
||
{
|
||
|
||
//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);
|
||
|
||
return new AgreeDto(false);
|
||
}
|
||
}
|
||
}
|
||
}
|