using IRaCIS.Core.Domain;
using IRaCIS.Core.Domain.Share;
using MassTransit;
using MassTransit.Mediator;
using Medallion.Threading;
using Microsoft.AspNetCore.Mvc;
using Microsoft.Extensions.Options;
using System;
using System.Collections.Generic;
using System.Globalization;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
namespace IRaCIS.Core.Application.MassTransit.Consumer;
public class MasstransiTestCommand
{
public string value { get; set; }
}
///
/// meditor send 的时候,请求流会先到消费者,返回后才会执行后续代码
/// publish 请求流不会先到消费者,发布后,直接执行后续代码
///
///
///
public class MasstransitTestConsumer(IRepository _userRepository) : IConsumer
{
public async Task Consume(ConsumeContext context)
{
Console.WriteLine(_userRepository._dbContext.GetHashCode());
Console.WriteLine("Now is " + DateTime.Now.ToString());
Console.WriteLine($"MassTransit.Consumer :{context.Message.value}");
await context.RespondAsync(ResponseOutput.Ok());
}
}
[ApiExplorerSettings(GroupName = "Institution")]
public class TestMasstransitService : BaseService
{
public async Task TestMasstransitRequest([FromServices] IMessageScheduler _scheduler,
[FromServices] IRepository _testLengthRepository,
[FromServices] IRequestClient _requestClient,
[FromServices] IScopedClientFactory _clientFactory,
[FromServices] IScopedMediator _mediatorScoped,
[FromServices] IMediator _mediator)
{
var isEn_US = CultureInfo.CurrentCulture.Name == StaticData.CultureInfo.en_US;
Console.WriteLine(_testLengthRepository._dbContext.GetHashCode());
//IScopedMediator 上下文一致, IMediator上下文不一致
//通过命令不获取结果 进入消费者后再返回 数据库上下文 不同
await _mediator.Send(new MasstransiTestCommand { value = "message at " + DateTime.Now.ToString() });
//通过命令获取结果 进入消费者后再返回 数据库上下文 相同
var dd = await _mediatorScoped.CreateRequest(new MasstransiTestCommand() { value = "message at " + DateTime.Now.ToString() })
.GetResponse();
//发布后,不会立即进入消费者,消费者是另外的线程执行
await _mediatorScoped.Publish(new MasstransiTestCommand { value = "message at " + DateTime.Now.ToString() });
await _scheduler.SchedulePublish(DateTime.Now.AddSeconds(10), new MasstransiTestCommand() { value = "message at " + DateTime.Now.ToString() });
return ResponseOutput.Ok();
}
}