class PagesController < ApplicationController
  include ApplicationHelper
  before_filter :get_item, :only => [:index_from_link, :show_from_link]
  before_filter :check_frontend_open, :only => [:index,:show]
  before_filter :get_last_update_date, :only => [:index,:show]
  # caches_page :index

  def index
    @item = Page.find_by_name('home')

    if @item
      # delayed_impressionist(@item)
      impressionist(@item)
      if params[:edit]
        if request.referer && request.referer.ends_with?("admin/items")
          redirect_to admin_page_url(@item)
        else
          render :file => "#{Rails.root}/public/403.html", :status => 403
        end
      else
        render_page
      end
    else
      redirect_to '/admin/dashboards',:notice=>t(:need_home)
      # render :text => t(:need_home)
    end
  end
  
  def show
    #begin  
      @item = Item.first(:conditions => {:path => params[:page_name]})

      if @item && @item.is_published && (@item.enabled_for.nil? ? true : @item.enabled_for.include?(I18n.locale.to_s))
        # delayed_impressionist(@item)
        impressionist(@item)
        case @item.class.to_s
          when 'Page'
            if params[:clicked_field_name]
              render_page({"clicked_field_name"=>params["clicked_field_name"]}) unless save_from_no_lang_for_page
            elsif params[:edit]
              if request.referer && request.referer.ends_with?("admin/items")
                redirect_to admin_page_url(@item)
              else
                render :file => "#{Rails.root}/public/403.html", :status => 403
              end
            else
              render_page(params.except(:controller, :action, :page_name)) unless save_from_no_lang_for_page
            end
          when 'Link'
            redirect_to(@item[:url]) unless save_from_no_lang_for_page
        end
      else
        render :file => "#{Rails.root}/public/404.html", :status => :not_found
      end
    #rescue
    #  render :file => "#{Rails.root}/public/404.html", :status => :not_found
    #end
  end
   
  def convert_array_param(key,array)
    array.collect{|t| "#{key}[]=#{t}"}.join("&")
  end

  def index_from_link
    url = "/#{@item.path}"
    options = ''
    options << "#{options.blank? ? '?' : '&'}page_main=#{params[:page_main]}" unless params[:page_main].blank?
    options << "#{options.blank? ? '?' : '&'}click=#{params[:click]}" unless params[:click].blank?
    # options << "#{options.blank? ? '?' : '&'}part_id=#{params[:page_part_id]}" unless params[:page_part_id].blank?

    if params[:category_id].is_a? Array
      options << "#{options.blank? ? '?' : '&'}#{convert_array_param('filter_category_id',params[:category_id])}" unless params[:category_id].blank?
      elsif params[:category_id].is_a? String
        options << "#{options.blank? ? '?' : '&'}filter_category_id=#{params[:category_id]}" unless params[:category_id].blank?
    end
    if params[:tag_id].is_a? Array
      options << "#{options.blank? ? '?' : '&'}#{convert_array_param('filter_tag_id',params[:tag_id])}" unless params[:tag_id].blank?
      elsif params[:category_id].is_a? String
        options << "#{options.blank? ? '?' : '&'}filter_tag_id=#{params[:tag_id]}" unless params[:tag_id].blank?
    end
    

    options << "#{options.blank? ? '?' : '&'}search_query=#{params[:search_query]}" unless params[:search_query].blank?
    options << "#{options.blank? ? '?' : '&'}name=#{params[:name]}" unless params[:name].blank?
    # uri = URI::escape(url + options)
    uri = url + options
    #uri = URI::escape("#{url}?" + params.collect{|k,v| "#{k}=#{v}"}.join('&'))
    redirect_to(uri)unless save_from_no_lang_for_page
  end
   
  def show_from_link
    url = "/#{@item.path}"
    options = ''
    options << "#{options.blank? ? '?' : '&'}id=#{params[:id]}" unless params[:id].blank?
    options << "#{options.blank? ? '?' : '&'}category_id=#{params[:category_id]}" unless params[:category_id].blank?
    options << "#{options.blank? ? '?' : '&'}tag_id=#{params[:tag_id]}" unless params[:tag_id].blank?
    options << "#{options.blank? ? '?' : '&'}preview=#{params[:preview]}" unless params[:preview].blank?
    options << "#{options.blank? ? '?' : '&'}controller_action=#{params[:controller_action]}" unless params[:controller_action].blank?
    options << "#{options.blank? ? '?' : '&'}clicked_field_name=#{params[:clicked_field_name]}" unless params[:clicked_field_name].blank?
    options << "#{options.blank? ? '?' : '&'}image_id=#{params[:image_id]}" unless params[:image_id].blank?
    redirect_to(url + options) unless save_from_no_lang_for_page
  end
   
  def load_orbit_bar
    @referer = request.referer
    render partial: 'layouts/orbit_bar'
  end
   
  protected
   
  def get_item
    # if params[:page_id]
    #   @item = Item.find(params[:page_id])
    # elsif params[:same_page_id]
    #   @item = Item.find(params[:same_page_id])
    # else
    #   category_ids = Array(params[:category_id]) unless params[:category_id].nil?
    #   tag_ids = Array(params[:tag_id]) unless params[:tag_id].nil?
    #   module_app = ModuleApp.first(:conditions => {:key => params[:app_name]})

    #   default_query = { is_published: true, module_app_id: module_app.id, :app_frontend_url.in => [params[:app_action], 'default_widget'] }
    #   specific_categories = { :category => category_ids }
    #   in_categories = { :category.in => category_ids }
    #   nil_categories = { :category.in => [nil, []] }
    #   specific_tags = { :tag => tag_ids }
    #   in_tags = { :tag.in => tag_ids }
    #   nil_tags = { :tag.in => [nil, []] }

    #   if !category_ids.blank? && !tag_ids.blank?
    #     @item = Item.where(default_query.merge(specific_categories).merge(specific_tags)).first
    #     @item = Item.where(default_query.merge(specific_categories).merge(in_tags)).first unless @item
    #     @item = Item.where(default_query.merge(specific_categories).merge(nil_tags)).first unless @item
    #     @item = Item.where(default_query.merge(specific_tags).merge(in_categories)).first unless @item
    #     @item = Item.where(default_query.merge(specific_tags).merge(nil_categories)).first unless @item
    #     @item = Item.where(default_query.merge(in_categories).merge(in_tags)).first unless @item
    #     @item = Item.where(default_query.merge(in_categories).merge(nil_tags)).first unless @item
    #     @item = Item.where(default_query.merge(in_tags).merge(nil_categories)).first unless @item
    #   elsif !category_ids.blank?
    #     @item = Item.where(default_query.merge(specific_categories).merge(nil_tags)).first
    #     @item = Item.where(default_query.merge(specific_categories)).first unless @item
    #     @item = Item.where(default_query.merge(in_categories).merge(nil_tags)).first unless @item
    #     @item = Item.where(default_query.merge(in_categories)).first unless @item
    #   elsif !tag_ids.blank?
    #     @item = Item.where(default_query.merge(specific_tags).merge(nil_categories)).first
    #     @item = Item.where(default_query.merge(specific_tags)).first unless @item
    #     @item = Item.where(default_query.merge(in_tags).merge(nil_categories)).first unless @item
    #     @item = Item.where(default_query.merge(in_tags)).first unless @item
    #   end
    #   @item = Item.find(params[:orig_page]) unless @item || params[:orig_page].blank?
    #   @item = Item.where(default_query.merge(nil_categories).merge(nil_tags)).first unless @item
    #   @item = Item.where(default_query).first unless @item
    # end
    # raise PageError, 'Missing Frontend Page' if @item.nil?

    # if params[:page_id]
    #   @item = Item.find(params[:page_id])
    # elsif params[:same_page_id]
    #   @item = Item.find(params[:same_page_id])
    # else
    #   category_ids = params[:category_id].is_a?(Array) ? params[:category_id] : [params[:category_id]]
    #   tag_ids = params[:tag_id].is_a?(Array) ? params[:tag_id] : [params[:tag_id]]
    #   module_app = ModuleApp.first(:conditions => {:key => params[:app_name]})
    #   if !category_ids.blank? && !tag_ids.blank?
    #     @item = Item.first(:conditions => {:module_app_id => module_app.id, :app_frontend_url => params[:app_action], :category.in => category_ids, :tag.in => tag_ids})
    #     @item = Item.first(:conditions => {:module_app_id => module_app.id, :app_frontend_url => params[:app_action], :category.in => category_ids, :tag.in => [nil, []]}) unless @item
    #   elsif !category_ids.blank?
    #     @item = Item.where(module_app_id: module_app.id, app_frontend_url: params[:app_action], :category.in => category_ids).any_in(tag: [nil, []]).first
    #   elsif !tag_ids.blank?
    #     @item = Item.where(module_app_id: module_app.id, app_frontend_url: params[:app_action], :tag.in => tag_ids).any_in(category: [nil, []]).first
    #   end
    #   @item = Item.find(params[:orig_page]) unless @item || params[:orig_page].blank?
    #   @item = Item.where(module_app_id: module_app.id, app_frontend_url: params[:app_action]).all_of("tag" => {"$in" => [nil, []]},"category" => { "$in" => [nil, []]}).first unless @item
    #   # @item = Item.root.children.where(:module_app_id => module_app.id).first
    #   @item = Item.where(module_app_id: module_app.id, app_frontend_url: 'default_widget').first unless @item
    #   @item = Item.where(module_app_id: module_app.id, app_frontend_url: params[:app_action]).first unless @item
    # end
    # raise PageError,'Missing Frontend Page' if @item.nil?

    if params[:page_id]
      @item = Item.find(params[:page_id])
    elsif params[:same_page_id]
      @item = Item.find(params[:same_page_id])
    else
      module_app = ModuleApp.first(:conditions => {:key => params[:app_name]})
      category_ids = params[:category_id] ? (params[:category_id].is_a?(Array) ? params[:category_id] : [params[:category_id]]) : []
      tag_ids = params[:tag_id].is_a?(Array) ? params[:tag_id] : [params[:tag_id]]
      
      if !category_ids.blank?
        @item = Item.where(:category => category_ids).first
      else
        if params[:action] && params[:action] == "show_from_link"
          if params[:preview]
            model = "preview".classify.constantize rescue nil
            if !model.nil?
              item = model.find(params[:id])
              @item = Item.where(:category => [item.object['category_id']]).first if !module_app.has_category.blank?
            end
          else
            model = params[:app_action].classify.constantize rescue nil
            if !model.nil?
              item = model.where(:_id=>params[:id]).first
              @item = Item.where(:category => [item.category_id.to_s]).first if !module_app.has_category.blank? and !item.blank?
            end
          end
            
        end
      end
    
      @item = Item.root.children.where(:module_app_id => module_app.id).first unless @item
      @item = Item.where(:module_app_id => module_app.id).first unless @item
    end
    raise PageError,'Missing Frontend Page' if @item.nil?
  end

  def check_frontend_open
    if !Site.first.frontend_open && current_user.nil?  #Need to be change
      redirect_to '/admin/dashboards'  
    end
  end
  
  def save_from_no_lang_for_page
    if @item.nil? or !@item.enabled_for_lang(I18n.locale.to_s)
      flash[:error] = t('sys.module_page_lang_not_support')
      redirect_to '/'
      return true
    else
      return false
    end
  end

  def get_last_update_date
    @last_update_date = t(:total_visitors)+' : '+ Impression.count.to_s+' | '+t(:update_at)+' : '+Bulletin.order_by(:updated_at.desc).limit(1).first[:updated_at].to_s
  end
end