Lists channels and activities on the index page

Signed-off-by: Akash Manohar J <[email protected]>

app/assets/javascripts/ember/controllers/activities_controller.js.coffee

@@ -0,0 +1,6 @@
+Kandan.ActivitiesController = Ember.ResourceController.create({
+  resourceType: Kandan.Activity
+
+  _resourceUrl: ()->
+    "/channels/#{@get('channel').get('id')}/activities"
+})

app/assets/javascripts/ember/controllers/channels_controller.js.coffee

@@ -1,2 +1,9 @@
-Kandan.ChannelsController = Ember.ResourceController.create
+Kandan.ChannelsController = Ember.ResourceController.create({
   resourceType: Kandan.Channel
+
+
+  # load: (json)->
+  #   console.log "activity loads..."
+  #   console.log json
+  #   @_super(json)
+})

app/assets/javascripts/ember/controllers/users_controller.js.coffee

@@ -0,0 +1,2 @@
+Kandan.UsersController = Ember.ResourceController.create
+  resourceType: Kandan.User

app/assets/javascripts/ember/models/activity.js.coffee

@@ -0,0 +1,2 @@
+Kandan.Activity = Ember.Resource.extend
+  resourceName: 'activity'

app/assets/javascripts/ember/models/channel.js.coffee

@@ -1,2 +1,3 @@
-class Kandan.Channel extends Ember.Resource
+Kandan.Channel = Ember.Resource.extend
   resourceUrl: '/channels'
+  resourceName: 'channel'

app/assets/javascripts/ember/templates/activities/list_activities.handlebars

@@ -0,0 +1,4 @@
+List activitiy boxes for channels here
+{{#each channels}}
+  {{view Kandan.ListChannelActivitiesView channelBinding="this"}}
+{{/each}}

app/assets/javascripts/ember/templates/activities/list_channel_activities.handlebars

@@ -0,0 +1,4 @@
+CHANNEL: {{channel.name}}
+{{#each channel.activities}}
+  {{view Kandan.ShowActivityView activityBinding="this"}}
+{{/each}}

app/assets/javascripts/ember/templates/activities/show.handlebars

@@ -0,0 +1 @@
+USER:{{activity.user.id}} {{activity.id}} - {{activity.content}}

app/assets/javascripts/ember/views/activities/list_activities.js.coffee

@@ -0,0 +1,4 @@
+Kandan.ListActivitiesView = Ember.View.extend({
+  templateName: 'ember/templates/activities/list_activities'
+  channelsBinding: 'Kandan.ChannelsController'
+})

app/assets/javascripts/ember/views/activities/list_channel_activities.js.coffee

@@ -0,0 +1,7 @@
+Kandan.ListChannelActivitiesView = Ember.View.extend({
+  templateName: 'ember/templates/activities/list_channel_activities'
+  channelBinding: 'Kandan.ChannelsController'
+  activitiesBinding: 'Kandan.ActivitiesController'
+  # userBinding: 'Kandan.UsersController'
+
+})

app/assets/javascripts/ember/views/activities/show.js.coffee

@@ -0,0 +1,5 @@
+Kandan.ShowActivityView = Ember.View.extend({
+  templateName: 'ember/templates/activities/show'
+  className: ['activity']
+  tagName: 'div'
+})

app/controllers/activities_controller.rb

@@ -0,0 +1,31 @@
+class ActivitiesController < ApplicationController
+  before_filter :authenticate_user!
+
+  def index
+    @activities = Channel.find(params[:channel_id]).activities.includes(:user).all
+    respond_to do |format|
+      format.json { render :json => @activities, :include => :user }
+    end
+  end
+
+  def create
+    @activity = Channel.find(params[:channel_id]).activities.build(params[:activity])
+    if @activity.save
+      respond_to do |format|
+        format.json { render :json => @activity, :status => :created }
+      end
+    else
+      respond_to do |format|
+        format.json { render :json => @activity.errors, :status => :unprocessable_entity }
+      end
+    end
+  end
+
+  def show
+    @activity = Activity.find params[:id]
+    respond_to do |format|
+      format.json { render :json => @activity }
+    end
+  end
+
+end

app/controllers/channels_controller.rb

@@ -0,0 +1,53 @@
+class ChannelsController < ApplicationController
+  before_filter :authenticate_user!
+
+  def index
+    @channels = Channel.includes(:activities => :user).all
+    respond_to do |format|
+      format.json do
+        render :json => @channels, :include => {:activities => {:include=>:user}}
+      end
+    end
+  end
+
+  def create
+    @channel = Channel.new(params[:channel])
+    if @channel.save
+      respond_to do |format|
+        format.json { render :json => @channel, :status => :created }
+      end
+    else
+      respond_to do |format|
+        format.json { render :json => @channel.errors, :status => :unprocessable_entity }
+      end
+    end
+  end
+
+  def show
+    @channel = Channel.find params[:id]
+    respond_to do |format|
+      format.json { render :json => @channel }
+    end
+  end
+
+  def update
+    @channel = Channel.find(params[:id])
+    if @channel.update_attributes(params[:channel])
+      respond_to do |format|
+        format.json { render :json => @channel, :status => :ok }
+      end
+    else
+      respond_to do |format|
+        format.json { render :json => @channel.errors, :status => :unprocessable_entity }
+      end
+    end
+  end
+
+  def destroy
+    @channel = Channel.find params[:id]
+    @channel.destroy if not @channel.id == 1
+    respond_to do |format|
+      format.json { render :json => nil, :status => :ok}
+    end
+  end
+end

app/controllers/main_controller.rb

@@ -2,6 +2,6 @@ class MainController < ApplicationController
   before_filter :authenticate_user!
 
   def index
-    @channels = Channel.all
+    @channels = Channel.includes(:activities => :user).all
   end
 end

app/models/activity_observer.rb

@@ -1,6 +1,7 @@
 class ActivityObserver < ActiveRecord::Observer
 
   def after_save(activity)
-    Kandan::Config.broadcaster.broadcast(activity.attributes)
+    faye_channel = "/channels/#{activity.channel.to_param}/messages"
+    Kandan::Config.broadcaster.broadcast(faye_channel, activity.attributes)
   end
 end

app/views/main/index.html.erb

@@ -4,9 +4,19 @@
     {{ view Kandan.ListChannelsView }}
   </script>
 
+
+  <script type="text/x-handlebars">
+    {{ view Kandan.ListActivitiesView }}
+  </script>
+
   <%= javascript_tag do %>
     $(function() {
-      Kandan.ChannelsController.loadAll(<%= @channels.to_json.html_safe %>);
+      var channels_json = <%= @channels.to_json(
+                            :include => {
+                              :activities => {
+                                :include=>:user
+                              }}).html_safe %>
+      Kandan.ChannelsController.loadAll(channels_json);
     });
   <%- end %>
 

config/routes.rb

@@ -3,6 +3,10 @@
   root :to => "main#index"
   devise_for :users
 
+  resources :channels do
+    resources :activities
+  end
+
   # The priority is based upon order of creation:
   # first created -> highest priority.
 

lib/broadcasters/faye.rb

@@ -3,7 +3,7 @@ class Faye
     class << self
       def broadcast(channel, message)
         # NOTE FAYE_CLIENT is set in the config.ru file due to the faye bug
-        if defined?(FAYE_CLIENT)
+        if defined?(FAYE_CLIENT) && (not FAYE_CLIENT.nil?)
           FAYE_CLIENT.publish channel, message
         else
           puts "OOPS! FAYE_CLIENT is not defined"

spec/controllers/channels_controller_spec.rb

@@ -0,0 +1,9 @@
+require "spec_helper"
+
+describe ChannelsController do
+  describe "GET index" do
+    it "should return list of channels in JSON" do
+      get :index
+    end
+  end
+end

spec/factories.rb

@@ -0,0 +1,5 @@
+Factory.define do
+  factory :channel do |f|
+    f.name "Test Channel"
+  end
+end

spec/models/activity_observer_spec.rb

@@ -0,0 +1,5 @@
+require 'spec_helper'
+
+describe ActivityObserver do
+  pending "add some examples to (or delete) #{__FILE__}"
+end