From 33e3fc0c00cf0369cf0f660d3f397a8dd7b94c86 Mon Sep 17 00:00:00 2001
From: Akash Manohar J <akash@akash.im>
Date: Fri, 13 Apr 2012 21:22:15 +0530
Subject: [PATCH] Fakes faster messaging by clearing the textbox before saving
 the message

Signed-off-by: Akash Manohar J <akash@akash.im>
---
 .../backbone/broadcasters/faye.js.coffee      |  2 +-
 .../backbone/helpers/channels.js.coffee       | 26 ++++++++++++-------
 .../backbone/views/chatbox.js.coffee          |  7 +++--
 .../backbone/views/show_activity.js.coffee    |  5 +++-
 4 files changed, 27 insertions(+), 13 deletions(-)

diff --git a/app/assets/javascripts/backbone/broadcasters/faye.js.coffee b/app/assets/javascripts/backbone/broadcasters/faye.js.coffee
index bbee52f7..b6f7134e 100644
--- a/app/assets/javascripts/backbone/broadcasters/faye.js.coffee
+++ b/app/assets/javascripts/backbone/broadcasters/faye.js.coffee
@@ -43,7 +43,7 @@ class Kandan.Broadcasters.FayeBroadcaster
 
   subscribe: (channel)->
     subscription = @fayeClient.subscribe channel, (data)=>
-      Kandan.Helpers.Channels.addActivity(data)
+      Kandan.Helpers.Channels.addActivity(data, Kandan.Helpers.Activities.ACTIVE_STATE)
     subscription.errback((data)->
       console.log "error", data
       alert "Oops! could not connect to the server"
diff --git a/app/assets/javascripts/backbone/helpers/channels.js.coffee b/app/assets/javascripts/backbone/helpers/channels.js.coffee
index 44a05556..529dd088 100644
--- a/app/assets/javascripts/backbone/helpers/channels.js.coffee
+++ b/app/assets/javascripts/backbone/helpers/channels.js.coffee
@@ -11,11 +11,9 @@ class Kandan.Helpers.Channels
     scrollPercentage > @options.autoScrollThreshold
 
   @scrollToLatestMessage: (channelId)->
-    console.log("scrolling to last message")
     $(document).scrollTop($(document).height()+9000)
 
   @currentScrollPosition: (channelId)->
-    console.log("current scroll position")
     $(document).scrollTop()
 
   @channelActivitiesEl: (channelId)->
@@ -104,23 +102,33 @@ class Kandan.Helpers.Channels
       @createChannelArea(new Kandan.Models.Channel(activityAttributes.channel))
 
 
-  @addActivity: (activityAttributes, state)->
+  @addActivity: (activityAttributes, state, local)->
+    local = local || false
     @createChannelIfNotExists(activityAttributes)
 
     if activityAttributes.channel_id
-      @addMessage(activityAttributes, state)
+      @addMessage(activityAttributes, state, local)
     else
       @addNotification(activityAttributes)
 
     channelId = activityAttributes.channel_id || @getActiveChannelId()
     @scrollToLatestMessage(channelId) if @pastAutoScrollThreshold(channelId)
 
-  @addMessage: (activityAttributes, state)->
-    @channelActivitiesEl(activityAttributes.channel_id)
-      .append(@newActivityView(activityAttributes).render().el)
+
+  @addMessage: (activityAttributes, state, local)->
+    belongsToCurrentUser = ( activityAttributes.user.id == Kandan.Data.Users.currentUser().id )
+    activityExists       = ( $("#activity-#{activityAttributes.id}").length == 0 )
+    local = local || false
+
+    console.log local, !belongsToCurrentUser, !activityExists
+    if local || (!belongsToCurrentUser || !activityExists)
+      @channelActivitiesEl(activityAttributes.channel_id)
+        .append(@newActivityView(activityAttributes).render().el)
+
     @flushActivities(activityAttributes.channel_id)
-    Kandan.Helpers.Utils.notifyInTitleIfRequired()
-    @setPaginationData(activityAttributes.channel_id)
+    if not local
+      Kandan.Helpers.Utils.notifyInTitleIfRequired()
+      @setPaginationData(activityAttributes.channel_id)
 
 
   @addNotification: (activityAttributes)->
diff --git a/app/assets/javascripts/backbone/views/chatbox.js.coffee b/app/assets/javascripts/backbone/views/chatbox.js.coffee
index 9cae079e..cefa20bd 100644
--- a/app/assets/javascripts/backbone/views/chatbox.js.coffee
+++ b/app/assets/javascripts/backbone/views/chatbox.js.coffee
@@ -22,8 +22,11 @@ class Kandan.Views.Chatbox extends Backbone.View
       'channel_id': @channel.get('id')
     })
 
-    activity.save({},{success: ()=>
-      $chatbox.val("")
+    $chatbox.val("")
+    Kandan.Helpers.Channels.addActivity _.extend(activity.toJSON(), {cid: activity.cid, user: Kandan.Data.Users.currentUser()}), Kandan.Helpers.Activities.ACTIVE_STATE, true
+
+    activity.save({},{success: (model, response)->
+      $("#activity-c#{model.cid}").attr("id", "activity-#{model.get('id')}")
     })
 
   render: ()->
diff --git a/app/assets/javascripts/backbone/views/show_activity.js.coffee b/app/assets/javascripts/backbone/views/show_activity.js.coffee
index ad4cfc5d..35987cbb 100644
--- a/app/assets/javascripts/backbone/views/show_activity.js.coffee
+++ b/app/assets/javascripts/backbone/views/show_activity.js.coffee
@@ -16,7 +16,10 @@ class Kandan.Views.ShowActivity extends Backbone.View
         @compiledTemplate = Kandan.Helpers.Activities.buildFromMessageTemplate activity
 
     $(@el).data("activity-id", activity.id)
-    $(@el).attr("id", "activity-#{activity.id}")
+    if activity.id == undefined
+      $(@el).attr("id", "activity-c#{activity.cid}")
+    else
+      $(@el).attr("id", "activity-#{activity.id}")
     $(@el).html(@compiledTemplate)
 
     #NOTE can only set the data after it's been appended to the DOM