1 files changed, 27 insertions, 0 deletions
diff --git a/lib/assets/javascripts/channel.js.coffee b/lib/assets/javascripts/channel.js.coffee
new file mode 100644
index 0000000000..058bcc03aa
--- /dev/null
+++ b/lib/assets/javascripts/channel.js.coffee
@@ -0,0 +1,27 @@
+class @Cable.Channel
+  constructor: (params = {}) ->
+    @channelName ?= @underscore @constructor.name
+
+    params['channel'] = @channelName
+    @channelIdentifier = JSON.stringify params
+
+    cable.subscribe(@channelIdentifier, {
+      onConnect: @connected
+      onDisconnect: @disconnected
+      onReceiveData: @received
+    })
+
+  connected: =>
+    # Override in the subclass
+
+  disconnected: =>
+    # Override in the subclass
+
+  received: (data) =>
+    # Override in the subclass
+
+  send: (data) ->
+    cable.sendData @channelIdentifier, JSON.stringify data
+
+  underscore: (value) ->
+    value.replace(/[A-Z]/g, (match) => "_#{match.toLowerCase()}").substr(1)
+\ No newline at end of file