Channel creation and minor fixes

Signed-off-by: Akash Manohar J <akash@akash.im>

app/assets/javascripts/backbone/helpers/channels.js.coffee

@@ -12,7 +12,7 @@ class Kandan.Helpers.Channels
       .data('channel_id')
 
   @selected_tab: ()->
-      $('#channels').tabs('option', 'selected')
+    $('#channels').tabs('option', 'selected')
 
   @get_active_channel_id: ()->
     if $(document).data('active_channel_id') == undefined
@@ -23,13 +23,28 @@ class Kandan.Helpers.Channels
       return $(document).data('active_channel_id')
 
 
+  @channel_not_exists: (channel_id)->
+    $("#channels-#{channel_id}").length == 0
+
+  @create_channel_area: (channel)->
+    console.log channel
+    channel_area = "#channels-#{channel.id}"
+    $("#channels").tabs('add', channel_area, channel.name)
+    channel = new Kandan.Models.Channel(channel)
+    view = new Kandan.Views.ListActivities({channel: channel})
+    $(channel_area).html $(view.render().el).html()
+
+
   @new_activity_view: (activity_attributes)->
     activity = new Kandan.Models.Activity(activity_attributes)
     activity_view  = new Kandan.Views.ShowActivity({activity: activity})
     return activity_view
 
 
   @add_activity: (activity_attributes, state)->
+    if activity_attributes.channel!=undefined && @channel_not_exists(activity_attributes.channel_id)
+      @create_channel_area(activity_attributes.channel)
+
     if activity_attributes.channel_id
       @add_message(activity_attributes, state)
     else
@@ -44,22 +59,20 @@ class Kandan.Helpers.Channels
 
   @add_notification: (activity_attributes)->
     $channel_elements = $(".channel-activities")
+    activity_attributes["created_at"] = new Date()
     for el in $channel_elements
       $(el).append(@new_activity_view(activity_attributes).render().el)
 
 
   @set_pagination_state: (channel_id, more_activities, oldest)->
     @channel_pagination_el(channel_id).data('oldest', oldest)
     if more_activities == true
-      console.log "show pagination"
       @channel_pagination_el(channel_id).show()
     else
-      console.log "hide pagination"
       @channel_pagination_el(channel_id).hide()
 
 
   @set_pagination_data: (channel_id)->
     $oldest_activity = @channel_activities_el(channel_id).find(".activity").first()
     if $oldest_activity.length != 0
-      console.log "oldest activity id", $oldest_activity.data('activity_id')
       @channel_pagination_el(channel_id).data('oldest', $oldest_activity.data('activity_id'))

app/assets/javascripts/backbone/helpers/utils.js.coffee

@@ -0,0 +1,13 @@
+class Kandan.Helpers.Utils
+
+  @time_to_string: (time) ->
+    return time if (typeof time != "object")
+    am = time.getHours() < 12
+    hours = time.getHours()
+    ampm = "AM" if am == true
+    if am != true
+      ampm = "PM"
+      hours = hours - 12 if hours != 12
+    minutes = time.getMinutes().toString()
+    minutes = "0#{minutes}" if minutes.length == 1
+    return "#{ time.getFullYear() }-#{ time.getMonth() + 1 }-#{ time.getDate() } #{ hours }:#{ minutes }#{ ampm }"

app/assets/javascripts/backbone/kandan.js.coffee

@@ -21,15 +21,15 @@ window.Kandan =
     channels.fetch({success: ()=>
 
       chat_area = new Kandan.Views.ChatArea({channels: channels})
-
+      create_channel = new Kandan.Views.CreateChannel()
+      $(".create_channel").html create_channel.render().el
 
       # TODO move broadcast subscription to a helper
       # TODO change this to use the broadcaster from the settings
       # TODO set as global to debug. remove later.
       # TODO use wildcard channel names
       window.broadcaster = new Kandan.Broadcasters.FayeBroadcaster()
-      for channel in channels.models
-        window.broadcaster.subscribe "/channels/#{channel.get('id')}"
+      window.broadcaster.subscribe "/channels/*" ##{channel.get('id')}
 
       $(document).bind 'changeData', (element, name, value)->
         if(name=="active_users")
@@ -45,6 +45,7 @@ window.Kandan =
           # NOTE init plugins so that modifiers are registered
           Kandan.Plugins.init_all()
 
+
           $(".container").html(chat_area.render().el)
           chatbox = new Kandan.Views.Chatbox()
           $(".container").append(chatbox.render().el)

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

@@ -5,9 +5,10 @@ class Kandan.Models.Channel extends Backbone.Model
     # console.log @activities
 
   parse: (response)->
-    activities = new Kandan.Collections.Activities([], {channel_id: response.id})
-    activities.add(response.activities)
-    @activities = activities
-    @more_activities = response.more_activities
-
+    @more_activities = false
+    if response.activities
+      activities = new Kandan.Collections.Activities([], {channel_id: response.id})
+      activities.add(response.activities)
+      @activities = activities
+      @more_activities = response.more_activities
     response

app/assets/javascripts/backbone/plugins/attachments.js.coffee

@@ -28,7 +28,6 @@ class Kandan.Plugins.Attachments
 
   # TODO this part is very bad for APIs! shoudnt be exposing a backbone collection in a plugin.
   @render: ($widget_el)->
-    console.log "current channel", @channel_id()
     $upload_form = @template({
       channel_id: @channel_id(),
       csrf_param: @csrf_param(),
@@ -51,7 +50,6 @@ class Kandan.Plugins.Attachments
   @init: ()->
     Kandan.Widgets.register @widget_name, @plugin_namespace
     Kandan.Data.Channels.register_callback "change", ()=>
-      console.log "channel changed"
       Kandan.Widgets.render(@widget_name)
 
 

app/assets/javascripts/backbone/views/chatbox.js.coffee

@@ -11,6 +11,7 @@ class Kandan.Views.Chatbox extends Backbone.View
 
     if event.keyCode== 13
       $chatbox = $(".chatbox")
+      console.log "post channel", Kandan.Helpers.Channels.get_active_channel_id()
 
       activity = new Kandan.Models.Activity({
         'content':    $chatbox.val(),
@@ -22,7 +23,6 @@ class Kandan.Views.Chatbox extends Backbone.View
         console.log "posted! enjoy your day"
       })
 
-
   render: ()->
     $(@el).html(@template())
     @

app/assets/javascripts/backbone/views/create_channel.js.coffee

@@ -0,0 +1,27 @@
+class Kandan.Views.CreateChannel extends Backbone.View
+
+  template: _.template '''
+    <input class="new_channel" type="text"/>
+    <button>create</button>
+  '''
+
+  events:
+    "click button": "create_channel"
+
+  render: ()->
+    $(@el).html(@template())
+    @
+
+  create_channel: (event)->
+    # TODO check for valid values
+    channel_name = $(".new_channel").val()
+    channel = new Kandan.Models.Channel({name: channel_name})
+    channel.save({}, {
+      success: (model)=>
+        channel_area = "#channels-#{model.get('id')}"
+        $("#channels").tabs('add', channel_area, model.get('name'))
+        view = new Kandan.Views.ListActivities({channel: model})
+
+        $(channel_area).html($(view.render().el).html())
+        $(channel_area).data('channel_id', model.get('id'))
+    })

app/assets/javascripts/backbone/views/list_activities.js.coffee

@@ -9,17 +9,20 @@ class Kandan.Views.ListActivities extends Backbone.View
   render: ()->
     @channel = @options.channel
     $activities_list = $("<div class='channel-activities'></div>").attr('id', "channel-activities-#{@channel.get('id')}")
-    for activity in @channel.activities.models
-      activity_view = new Kandan.Views.ShowActivity({activity: activity, state: Kandan.Helpers.Activities.HISTORY_STATE})
-      $activities_list.append(activity_view.render().el)
+    oldest = 0
+
+    if @channel.activities
+      console.log "channel has activities"
+      for activity in @channel.activities.models
+        activity_view = new Kandan.Views.ShowActivity({activity: activity, state: Kandan.Helpers.Activities.HISTORY_STATE})
+        $activities_list.append(activity_view.render().el)
+      oldest = @channel.activities.toJSON()[0].id if @channel.activities.toJSON()[0]
 
     $pagination = $("<div class='pagination'>previous messages</div>")
-    oldest = 0
-    oldest = @channel.activities.toJSON()[0].id if @channel.activities.toJSON()[0]
 
     $pagination.data('oldest', oldest)
     $(@el).append($pagination)
-    $(@el).find(".pagination").hide() if @channel.more_activities == false
+    $(@el).find(".pagination").hide() if @channel.more_activities != true
     $(@el).append($activities_list)
     $(@el).attr('id', "channels-#{@channel.get('id')}")
     $(@el).data('channel_id', @channel.get('id'))

app/assets/javascripts/backbone/views/show_activity.js.coffee

@@ -3,9 +3,9 @@ class Kandan.Views.ShowActivity extends Backbone.View
   tagName: 'p'
   className: 'activity'
 
-
   render: ()->
     activity = @options.activity.toJSON()
+    activity.created_at = Kandan.Helpers.Utils.time_to_string(new Date(activity.created_at))
     if activity.action != "message"
       @compiled_template = JST['user_notification']({activity: activity})
     else

app/assets/templates/activity_base.jst.eco

@@ -1 +1 @@
-<%- @activity.content %>
+<%= activity.created_at %>: <%- @activity.content %>

app/assets/templates/message.jst.eco

@@ -1 +1 @@
-<%= @activity.user.first_name %>: <%- @activity.content %>
+<%= @activity.user.first_name %> (<%= @activity.created_at %>): <%- @activity.content %>

app/assets/templates/user_notification.jst.eco

@@ -1 +1 @@
-<%= @activity.user.first_name %> <%= @activity.action %>ed <%= @activity.content %>
+<%= @activity.created_at %>: <%= @activity.user.first_name %> <%= @activity.action %>ed <%= @activity.content %>

app/models/activity_observer.rb

@@ -3,7 +3,10 @@ class ActivityObserver < ActiveRecord::Observer
   def after_save(activity)
     if activity.action == "message" || activity.action == "upload"
       faye_channel = "/channels/#{activity.channel.to_param}"
-      broadcast_data = activity.attributes.merge({:user => activity.user.attributes})
+      broadcast_data = activity.attributes.merge({
+          :user => activity.user.attributes,
+          :channel => activity.channel.attributes
+        })
       Kandan::Config.broadcaster.broadcast(faye_channel, broadcast_data)
     end
   end

app/models/attachment.rb

@@ -8,8 +8,8 @@ class Attachment < ActiveRecord::Base
                     :storage         => :s3,
                     :s3_credentials  => {
                       :access_key_id     => ENV['S3_ACCESS_KEY_ID'],
-                      :secret_access_key => ENV['S3_SECRET_ACCESS_KEY'],
-                      :session_token     => ENV['STS_SESSION_TOKEN']
+                      :secret_access_key => ENV['S3_SECRET_ACCESS_KEY']#,
+                      #:session_token     => ENV['STS_SESSION_TOKEN']
                     },
                     :bucket            => ENV['S3_BUCKET'],
                     :url             => "/:attachment/:id/:style/:basename.:extension",

app/views/main/index.html.erb

@@ -4,5 +4,7 @@
   })
 <%- end %>
 
+<div class="create_channel"></div>
+
 <div class="container"></div>
 <div class="sidebar"></div>