NoticeService.cs
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using Microsoft.AspNetCore.Mvc;
using Microsoft.AspNetCore.SignalR;
using SqlSugar;
using Volo.Abp.Application.Dtos;
using Yi.Framework.Ddd.Application;
using Yi.Framework.Rbac.Application.Contracts.Dtos.Notice;
using Yi.Framework.Rbac.Application.Contracts.IServices;
using Yi.Framework.Rbac.Application.SignalRHubs;
using Yi.Framework.Rbac.Domain.Entities;
using Yi.Framework.SqlSugarCore.Abstractions;
namespace Yi.Framework.Rbac.Application.Services
{
/// <summary>
/// Notice服务实现
/// </summary>
public class NoticeService : YiCrudAppService<NoticeAggregateRoot, NoticeGetOutputDto, NoticeGetListOutputDto, Guid, NoticeGetListInput, NoticeCreateInput, NoticeUpdateInput>,
INoticeService
{
private ISqlSugarRepository<NoticeAggregateRoot, Guid> _repository;
private IHubContext<NoticeHub> _hubContext;
public NoticeService(ISqlSugarRepository<NoticeAggregateRoot, Guid> repository, IHubContext<NoticeHub> hubContext) : base(repository)
{
_hubContext = hubContext;
_repository = repository;
}
/// <summary>
/// 多查
/// </summary>
/// <param name="input"></param>
/// <returns></returns>
public override async Task<PagedResultDto<NoticeGetListOutputDto>> GetListAsync(NoticeGetListInput input)
{
RefAsync<int> total = 0;
var entities = await _repository._DbQueryable.WhereIF(input.Type is not null, x => x.Type == input.Type)
.WhereIF(!string.IsNullOrEmpty(input.Title), x => x.Title!.Contains(input.Title!))
.WhereIF(input.StartTime is not null && input.EndTime is not null, x => x.CreationTime >= input.StartTime && x.CreationTime <= input.EndTime)
.ToPageListAsync(input.SkipCount, input.MaxResultCount, total);
return new PagedResultDto<NoticeGetListOutputDto>(total, await MapToGetListOutputDtosAsync(entities));
}
/// <summary>
/// 发送在线消息
/// </summary>
/// <returns></returns>
[HttpPost("notice/online/{id}")]
public async Task SendOnlineAsync([FromRoute] Guid id)
{
var entity = await _repository._DbQueryable.FirstAsync(x => x.Id == id);
await _hubContext.Clients.All.SendAsync("ReceiveNotice", entity.Type.ToString(), entity.Title, entity.Content);
}
/// <summary>
/// 发送离线消息
/// </summary>
/// <returns></returns>
[HttpPost("notice/offline/{id}")]
public async Task SendOfflineAsync([FromRoute] Guid id)
{
//先发送一个在线
await SendOnlineAsync(id);
//然后将所有用户和通知id进行保留记录，判断是否已读还是未读
//在首次请求返回全部未读的通知给前端即可
}
}
}