fix: handle too busy reconnection

Author: stanley2058

src/y-socket-io/client.js

@@ -351,6 +351,8 @@ export class SocketIOProvider extends Observable {
    * @readonly
    */
   onSocketDisconnection = (event) => {
+    if (event === 'io server disconnect') this.socket.connect()
+
     this.emit('connection-close', [event, this])
     this.synced = false
     AwarenessProtocol.removeAwarenessStates(

src/y-socket-io/y-socket-io.js

@@ -211,7 +211,11 @@ export class YSocketIO {
       const namespace = this.getNamespaceString(socket.nsp)
       if (toobusy()) {
         logSocketIO(`warning server too busy, rejecting connection: ${namespace}`)
-        throw new Error('server too busy, please try again latter')
+        // wait a bit to prevent client reconnect too fast
+        await promise.wait(100)
+        socket.send('server too busy, please try again latter')
+        socket.disconnect(true)
+        return
       }
       if (!socket.user) throw new Error('user does not exist in socket')