MasstransferExporter/MasstransferInfrastructure/Process/Client/ProcessHelper.cs

88 lines
2.4 KiB
C#

using MasstransferCommon.Utils;
using MasstransferCommunicate.Process.Model;
using Serilog;
namespace MasstransferCommunicate.Process.Client;
/// <summary>
/// 进程通讯工具类
/// </summary>
public class ProcessHelper
{
private static readonly Dictionary<string, List<Delegate>> Subscribers = new();
private static PipeClient? _pipe;
/// <summary>
/// 初始化通讯管道
/// </summary>
public static void Init()
{
if (_pipe != null) return;
_pipe = new PipeClient();
_pipe.MessageReceived += HandleMessageReceived;
_pipe.Start();
}
/// <summary>
/// 订阅消息
/// </summary>
/// <param name="topic"></param>
/// <param name="delegate"></param>
public static void Subscribe(string topic, Delegate @delegate)
{
if (!Subscribers.ContainsKey(topic))
{
Subscribers.Add(topic, []);
}
Subscribers[topic].Add(@delegate);
}
/// <summary>
/// 发送消息
/// </summary>
/// <param name="topic"></param>
/// <param name="message"></param>
/// <typeparam name="T"></typeparam>
public static void Send<T>(string topic, T message)
{
var payload = new Message<T>(topic, message);
_pipe?.SendMessage(JsonUtil.ToJson(payload));
}
/// <summary>
/// 处理接收到的消息
/// </summary>
/// <returns></returns>
private static void HandleMessageReceived(string? message)
{
if (message == null) return;
var dictionary = JsonUtil.ToDictionary(message);
if (dictionary == null) return;
var topic = dictionary["Topic"] as string;
var data = dictionary["Data"];
if (!Subscribers.TryGetValue(topic, out var subscribers)) return;
foreach (var subscriber in subscribers)
{
try
{
var methodInfo = subscriber.Method;
var parameters = methodInfo.GetParameters();
if (parameters.Length != 2) continue;
var type = parameters[1].ParameterType;
// 通知订阅者
subscriber.DynamicInvoke(topic, JsonUtil.FromJson(type, message));
}
catch (Exception exception)
{
Log.Error(exception, "订阅主题 {Topic} 时发生错误", topic);
}
}
}
}