separate editing channels for different maps

publiclab · Aug 21, 2019 · 8470929 · 8470929
1 parent c52a65b
commit 8470929
Show file tree

Hide file tree

Showing 2 changed files with 9 additions and 4 deletions.
diff --git a/app/assets/javascripts/channels/concurrent_editing.js b/app/assets/javascripts/channels/concurrent_editing.js
@@ -1,6 +1,10 @@
 /* Handles all the frontend interactions with action cable and the server.  */
 
-App.concurrent_editing = App.cable.subscriptions.create("ConcurrentEditingChannel", {
+App.concurrent_editing = App.cable.subscriptions.create(
+    {
+        channel: "ConcurrentEditingChannel",
+        mapSlug: window.location.href.split("/").pop()
+    }, {
   connected: function() {
     // Called when the subscription is ready for use on the server
   },
@@ -20,7 +24,8 @@ App.concurrent_editing = App.cable.subscriptions.create("ConcurrentEditingChanne
     *  which is responsible for broadcasting the updated warpables
     *  to all the user's connected to the concurrent_editing channel. */
     return this.perform("sync", {
-        changes: changes
+        changes: changes,
+        map_slug: window.location.href.split("/").pop()
     });
   }
 });
diff --git a/app/channels/concurrent_editing_channel.rb b/app/channels/concurrent_editing_channel.rb
@@ -3,7 +3,7 @@ class ConcurrentEditingChannel < ApplicationCable::Channel
 
   def subscribed
     # Called first to connect user to the channel.
-    stream_from "concurrent_editing_channel"
+    stream_from "concurrent_editing_channel:#{params[:mapSlug]}"
   end
 
   def unsubscribed
@@ -12,6 +12,6 @@ def unsubscribed
 
   def sync(changes)
     # Responsible for broadcasting the updated warpables or simply images to the user's connected on this channel.
-    ActionCable.server.broadcast 'concurrent_editing_channel', changes
+    ActionCable.server.broadcast "concurrent_editing_channel:#{changes["map_slug"]}", changes
   end
 end