init

DouyinApi.Api/Controllers/SignalRTestController.cs

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+using DouyinApi.Controllers;
+using DouyinApi.Hubs;
+using Microsoft.AspNetCore.Authorization;
+using Microsoft.AspNetCore.Mvc;
+using Microsoft.AspNetCore.SignalR;
+
+namespace DouyinApi.Api.Controllers;
+
+/// <summary>
+/// SignalR测试
+/// </summary>
+[Route("api/[controller]/[action]")]
+[ApiController]
+[Authorize]
+public class SignalRTestController : BaseApiController
+{
+    private readonly IHubContext<ChatHub, IChatClient> _hubContext;
+
+    public SignalRTestController(IHubContext<ChatHub, IChatClient> hubContext)
+    {
+        _hubContext = hubContext;
+    }
+
+    /// <summary>
+    /// 向指定用户发送消息
+    /// </summary>
+    /// <param name="user"></param>
+    /// <param name="message"></param>
+    /// <returns></returns>
+    [HttpPost]
+    public async Task<IActionResult> SendMessageToUser(string user, string message)
+    {
+        await _hubContext.Clients.Group(user).ReceiveMessage(user, message);
+        return Ok();
+    }
+
+    /// <summary>
+    /// 向指定角色发送消息
+    /// </summary>
+    /// <param name="role"></param>
+    /// <param name="message"></param>
+    /// <returns></returns>
+    [HttpPost]
+    public async Task<IActionResult> SendMessageToRole(string role, string message)
+    {
+        await _hubContext.Clients.Group(role).ReceiveMessage(role, message);
+        return Ok();
+    }
+}