成功解决CmdUpdateOnlineUsers的问题

src/events.rs

@@ -3,7 +3,6 @@ use std::collections::HashMap;
 use std::sync::Arc;
 use tokio::sync::mpsc;
 use tokio::sync::RwLock;
-use tungstenite::Error;
 
 // 定义事件类型
 #[derive(Debug)]
@@ -27,9 +26,14 @@ lazy_static! {
 }
 
 // 注册客户端的发送者
-pub async fn register_client(from_id: String, center_to_client_sender: mpsc::Sender<ClientMessage>) {
+pub async fn register_client(
+    from_id: String,
+    center_to_client_sender: mpsc::Sender<ClientMessage>,
+) {
     let mut senders = CLIENT_SENDERS.write().await;
+    println!("注册客户端的发送者数量---》注册前: {:?}", &senders.len());
     senders.insert(from_id, center_to_client_sender);
+    println!("注册客户端的发送者数量---》注册后: {:?}", &senders.len());
 }
 
 // 处理事件的任务
@@ -37,13 +41,12 @@ pub async fn handle_events(mut receiver: mpsc::UnboundedReceiver<Event>) {
     while let Some(event) = receiver.recv().await {
         match event {
             Event::NewConnection(from_id) => {
-                println!("新连接: {}", from_id);
+                println!("有新的连接 用户id {} 更新在线用户列表事件触发", from_id);
+                notify_all_clients_to_update_online_users().await;
             }
             Event::CloseConnection(from_id) => {
-                println!("关闭连接: {}", from_id);
-                // 移除客户端的发送者
-                let mut senders = CLIENT_SENDERS.write().await;
-                senders.remove(&from_id);
+                println!("有关闭的连接 用户id {} 更新在线用户列表事件触发", from_id);
+                notify_all_clients_to_update_online_users().await;
             }
             Event::UpdateOnlineUsers => {
                 // 这里可以实现其他触发更新在线用户列表的逻辑
@@ -58,9 +61,9 @@ pub async fn handle_events(mut receiver: mpsc::UnboundedReceiver<Event>) {
 // 通知所有客户端线程发送 CmdUpdateOnlineUsers 消息
 async fn notify_all_clients_to_update_online_users() {
     let senders = CLIENT_SENDERS.read().await;
-    for (_, sender) in senders.iter() {
+    for (from_id, sender) in senders.iter() {
         if let Err(e) = sender.send(ClientMessage::CmdUpdateOnlineUsers).await {
-            println!("通知客户端更新在线用户列表失败: {:?}", e);
+            println!("通知客户端 {} 更新在线用户列表失败: {:?}", from_id, e);
         }
     }
 }

src/handles/close_connection.rs

-use crate::events::Event;
 use crate::handles::redis::remove_this_connection;
-use tokio::sync::mpsc::UnboundedSender;
 
-pub async fn handle_connection_error(
-    from_id: &str,
-    event_sender: &UnboundedSender<Event>,
-) {
+pub async fn handle_connection_error(from_id: &str) {
     println!("开始处理用户id: {} 的连接错误", from_id);
 
-    // 发送关闭连接事件
-    event_sender.send(Event::CloseConnection(from_id.to_string())).unwrap();
-
     // 从 Redis 中移除该用户的信息
     if let Err(e) = remove_this_connection(from_id).await {
         println!("从 Redis 中移除用户信息时出错: {}", e);
     }
-
 }

src/handles/handshake.rs

@@ -7,7 +7,8 @@ pub(crate) fn handle_handshake(
     static_ws_pwd: &str,
 ) -> Result<HashMap<String, String>, String> {
     println!("新客户端连接: {}", req.uri());
-    let connection_params = match crate::utils::utils::get_connection_params(req.uri().to_string()) {
+    let connection_params = match crate::utils::utils::get_connection_params(req.uri().to_string())
+    {
         Ok(p) => p,
         Err(e) => {
             let error_msg = format!("缺少重要连接数据段: {}", e);

src/handles/mod.rs

+pub mod close_connection;
 pub mod handle_messages;
-pub mod heartbeat;
 pub mod handshake;
-pub mod redis;
-pub mod close_connection;
+pub mod heartbeat;
 pub mod online_users_update;
+pub mod redis;

src/handles/redis.rs

+use crate::client::ONLINE_USERS;
 use crate::config::config::REDIS_ADDR;
 use lazy_static::lazy_static;
 use redis::Client;
 use redis::Commands;
 use redis_pool::SingleRedisPool;
 use std::collections::HashMap;
-use crate::client::ONLINE_USERS;
 
 lazy_static! {
     static ref REDIS_POOL: SingleRedisPool = {
@@ -49,11 +49,7 @@ pub async fn insert_this_connection(
     // callState,channelID,deviceID,fromID,hasCamera,hasMike,isHost,userCallGroup,fromName
     let user_info_str = format!(
         "{},{},{},{},1,1,0,0,{}",
-        "idle",
-        "",
-        from_id,
-        device_id,
-        from_name
+        "idle", "", from_id, device_id, from_name
     );
 
     if let Err(e) = con.hset::<&str, &str, &str, ()>("onlineUsers", from_id, &user_info_str) {

src/main.rs

@@ -2,10 +2,10 @@ extern crate core;
 
 mod client;
 mod config;
+mod events;
 mod handles;
 mod typing;
 mod utils;
-mod events;
 
 use crate::events::handle_events;
 use client::handle_client;
@@ -24,6 +24,11 @@ async fn main() {
         let client_event_sender = event_sender.clone();
         // 创建一个用于事件中心向客户端发送消息的通道
         let (center_to_client_sender, center_to_client_receiver) = mpsc::channel(10);
-        tokio::spawn(handle_client(stream, client_event_sender, center_to_client_sender, center_to_client_receiver));
+        tokio::spawn(handle_client(
+            stream,
+            client_event_sender,
+            center_to_client_sender,
+            center_to_client_receiver,
+        ));
     }
 }