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author | Javan Makhmali <javan@javan.us> | 2015-06-24 14:26:26 -0400 |
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committer | Javan Makhmali <javan@javan.us> | 2015-06-24 14:26:26 -0400 |
commit | 268ee5208ce513eb0b74e2354259e7991d1633c9 (patch) | |
tree | a2ad2d5c0d68e0afda949df01ad9505fe95ec610 /lib/assets/javascripts/channel.js.coffee | |
parent | 2ecc9b513821a7ebf365f42f2061e4e4300cf6d3 (diff) | |
download | rails-268ee5208ce513eb0b74e2354259e7991d1633c9.tar.gz rails-268ee5208ce513eb0b74e2354259e7991d1633c9.tar.bz2 rails-268ee5208ce513eb0b74e2354259e7991d1633c9.zip |
Create JavaScript channels identified by their Ruby class name
Diffstat (limited to 'lib/assets/javascripts/channel.js.coffee')
-rw-r--r-- | lib/assets/javascripts/channel.js.coffee | 43 |
1 files changed, 18 insertions, 25 deletions
diff --git a/lib/assets/javascripts/channel.js.coffee b/lib/assets/javascripts/channel.js.coffee index c972334140..8bca24bd0e 100644 --- a/lib/assets/javascripts/channel.js.coffee +++ b/lib/assets/javascripts/channel.js.coffee @@ -1,33 +1,26 @@ class @Cable.Channel - constructor: (params = {}) -> - {channelName} = @constructor + constructor: (@cable, params = {}, mixin) -> + @identifier = JSON.stringify(params) + extend(this, mixin) - if channelName? - params['channel'] = channelName - @channelIdentifier = JSON.stringify params - else - throw new Error "This channel's constructor is missing the required 'channelName' property" - - 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 + @cable.subscribe @identifier, + onConnect: => @connected?() + onDisconnect: => @disconnected?() + onReceiveData: (data) => @receive?(data) # Perform a channel action with the optional data passed as an attribute perform: (action, data = {}) -> data.action = action - cable.sendData @channelIdentifier, JSON.stringify data + @cable.sendData(@identifier, JSON.stringify(data)) send: (data) -> - cable.sendData @channelIdentifier, JSON.stringify data + @cable.sendData(@identifier, JSON.stringify(data)) + + close: -> + @cable.unsubscribe(@identifier) + + extend = (object, properties) -> + if properties? + for key, value of properties + object[key] = value + object |