Install-Package Jaina

dotnet add package Jaina

// 实现 IEventSubscriber 接口
public class ToDoEventSubscriber : IEventSubscriber
{
    private readonly ILogger<ToDoEventSubscriber> _logger;
    public ToDoEventSubscriber(ILogger<ToDoEventSubscriber> logger)
    {
        _logger = logger;
    }

    // 标记 [EventSubscribe(事件 Id)] 特性
    [EventSubscribe("ToDo:Create")]
    // [EventSubscribe("ToDo:CreateOrUpdate")] // 支持多个
    public async Task CreateToDo(EventHandlerExecutingContext context)
    {
        var todo = context.Source;
        _logger.LogInformation("创建一个 ToDo：{Name}", todo.Payload);
        await Task.CompletedTask;
    }
}

[Route("api/[controller]/[action]")]
[ApiController]
public class ToDoController : ControllerBase
{
    // 依赖注入事件发布者 IEventPublisher
    private readonly IEventPublisher _eventPublisher;
    public ToDoController(IEventPublisher eventPublisher)
    {
        _eventPublisher = eventPublisher;
    }

    // 发布 ToDo:Create 消息
    [HttpPost]
    public async Task CreateDoTo(string name)
    {
        await _eventPublisher.PublishAsync(new ChannelEventSource("ToDo:Create", name));
    }
}

public class Startup
{
    public void ConfigureServices(IServiceCollection services)
    {
        // 注册 EventBus 服务
        services.AddEventBus(buidler =>
        {
            // 注册 ToDo 事件订阅者
            buidler.AddSubscriber<ToDoEventSubscriber>();
        });
        // ....
    }

    public void Configure(IApplicationBuilder app, IWebHostEnvironment env)
    {
        // ....
    }
}

info: Jaina.Samples.ToDoEventSubscriber[0]
      创建一个 ToDo：Jaina

Copyright (c) 2020-2021 百小僧, Baiqian Co.,Ltd.
Jaina is licensed under Mulan PSL v2.
You can use this software according to the terms andconditions of the Mulan PSL v2.
You may obtain a copy of Mulan PSL v2 at:
            https://gitee.com/dotnetchina/Jaina/blob/master/LICENSE
THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUTWARRANTIES OF ANY KIND, EITHER EXPRESS OR IMPLIED,INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
See the Mulan PSL v2 for more details.