/**
  This mixin allows a modal to list a selected posts count nicely.

  @class Discourse.SelectedPostsCount
  @extends Ember.Mixin
  @namespace Discourse
  @module Discourse
**/
Discourse.SelectedPostsCount = Em.Mixin.create({

  selectedPostsCount: function() {
    if (!this.get('selectedPosts')) return 0;
    return this.get('selectedPosts').length;
  }.property('selectedPosts')

});