v0.9.24 fixed notifications

backend/package.json

@@ -1,6 +1,6 @@
 {
   "name": "jama-backend",
-  "version": "0.9.23",
+  "version": "0.9.24",
   "description": "TeamChat backend server",
   "main": "src/index.js",
   "scripts": {

backend/src/routes/groups.js

@@ -307,7 +307,30 @@ router.delete('/:id/members/:userId', authMiddleware, (req, res) => {
   }
   const targetId = parseInt(req.params.userId);
   if (targetId === group.owner_id) return res.status(400).json({ error: 'Cannot remove the group owner' });
+
+  const removedUser = db.prepare('SELECT name, display_name FROM users WHERE id = ?').get(targetId);
+  const removedName = removedUser?.display_name || removedUser?.name || 'Unknown';
+
   db.prepare('DELETE FROM group_members WHERE group_id = ? AND user_id = ?').run(group.id, targetId);
+
+  // Post system message so remaining members see the removal notice
+  const sysResult = db.prepare(`
+    INSERT INTO messages (group_id, user_id, content, type)
+    VALUES (?, ?, ?, 'system')
+  `).run(group.id, targetId, `${removedName} has been removed from the conversation.`);
+  const sysMsg = db.prepare(`
+    SELECT m.*, u.name as user_name, u.display_name as user_display_name,
+      u.avatar as user_avatar, u.role as user_role, u.status as user_status,
+      u.hide_admin_tag as user_hide_admin_tag, u.about_me as user_about_me
+    FROM messages m JOIN users u ON m.user_id = u.id WHERE m.id = ?
+  `).get(sysResult.lastInsertRowid);
+  sysMsg.reactions = [];
+  io.to(`group:${group.id}`).emit('message:new', sysMsg);
+
+  // Remove the user from the socket room and update their sidebar
+  io.in(`user:${targetId}`).socketsLeave(`group:${group.id}`);
+  io.to(`user:${targetId}`).emit('group:deleted', { groupId: group.id });
+
   res.json({ success: true });
 });
 
@@ -340,6 +363,10 @@ router.delete('/:id/leave', authMiddleware, (req, res) => {
   // Broadcast to remaining members in the group room
   io.to(`group:${group.id}`).emit('message:new', sysMsg);
 
+  // Always remove leaver from socket room and their sidebar
+  io.in(`user:${userId}`).socketsLeave(`group:${group.id}`);
+  io.to(`user:${userId}`).emit('group:deleted', { groupId: group.id });
+
   if (group.is_direct) {
     // Make remaining user owner so they can still manage the conversation
     const remaining = db.prepare('SELECT user_id FROM group_members WHERE group_id = ? LIMIT 1').get(group.id);
@@ -347,8 +374,6 @@ router.delete('/:id/leave', authMiddleware, (req, res) => {
       db.prepare("UPDATE groups SET owner_id = ?, updated_at = datetime('now') WHERE id = ?")
         .run(remaining.user_id, group.id);
     }
-    // Tell the leaver's socket to leave the group room and remove from sidebar
-    io.to(`user:${userId}`).emit('group:deleted', { groupId: group.id });
   }
 
   res.json({ success: true });