From af0904ccfaa8d65511c4138d8bf03e5d1891b415 Mon Sep 17 00:00:00 2001
From: dwelle <luzar.david@gmail.com>
Date: Thu, 12 Mar 2020 12:17:31 +0100
Subject: [PATCH] rewrite user-count and disconnect events

---
 src/index.ts | 12 +++++++-----
 1 file changed, 7 insertions(+), 5 deletions(-)

diff --git a/src/index.ts b/src/index.ts
index b0fb545..f8b6d39 100755
--- a/src/index.ts
+++ b/src/index.ts
@@ -35,8 +35,8 @@ io.on("connection", socket => {
       socket.broadcast.to(roomID).emit("new-user", socket.id);
     }
     io.in(roomID).emit(
-      "room-user-count",
-      io.sockets.adapter.rooms[roomID].length
+      "room-user-change",
+      Object.keys(io.sockets.adapter.rooms[roomID].sockets)
     );
   });
 
@@ -48,9 +48,11 @@ io.on("connection", socket => {
   socket.on("disconnecting", () => {
     const rooms = io.sockets.adapter.rooms;
     for (const roomID in socket.rooms) {
-      const remaining = rooms[roomID].length - 1;
-      if (remaining > 0) {
-        socket.broadcast.to(roomID).emit("room-user-count", remaining);
+      const clients = Object.keys(rooms[roomID].sockets).filter(
+        id => id !== socket.id
+      );
+      if (clients.length > 0) {
+        socket.broadcast.to(roomID).emit("room-user-change", clients);
       }
     }
   });