class ApplicationController < ActionController::Base
  # Prevent CSRF attacks by raising an exception.
  # For APIs, you may want to use :null_session instead.
  # protect_from_forgery with: :null_session
  before_action :set_locale, :set_mobile_web
  helper_method :current_site, :current_user

  def default_url_options(options={})
   { locale: I18n.locale }
  end

  def set_locale
    in_use_locales = current_site.in_use_locales

    if params[:locale].eql?("zh_cn") or (!params[:locale] and session[:zh_cn])
      redirect_to root_path if !current_site.enable_zh_cn
      params[:locale] = "zh_tw"
      I18n.locale = session[:locale]
      session[:zh_cn] = true
    else
      session[:zh_cn] = false
    end

    if params[:locale]
      session[:locale] = in_use_locales.include?(params[:locale].to_sym) ? params[:locale] : nil
    end

    if !params[:locale] and !session[:locale]
      if current_site.enable_language_detection
        browser_locale = request.env['HTTP_ACCEPT_LANGUAGE'].split(',').first.underscore rescue nil
        session[:locale] = in_use_locales.include?(browser_locale.to_sym) ? browser_locale : nil
      elsif current_site.default_locale
        session[:locale] = current_site.default_locale
      end 
    end

    session[:locale] = session[:locale].blank? ? I18n.default_locale : session[:locale]

    I18n.locale = session[:locale]

    @site_in_use_locales = [I18n.locale]+(in_use_locales-[I18n.locale])
    @site_valid_locales = [I18n.locale]+(current_site.valid_locales-[I18n.locale])
  end

  def get_layout
    f = File.join("../../templates/", "#{@key}", '/home/page.html.erb')
  end

  def get_key
    @key = $mobile.blank? ? current_site.template : "mobile/orbit_mobile"
  end

  def current_site
    @current_site = Site.first
  end

  def frontent_allowed
    current_user.nil? and !current_site.frontend_open
  end

  def set_mobile_web
    path = request.path.split('/')
    is_mobile_path = ( (path[1].eql?("mobile") or path[2].eql?("mobile")) or params[:mobile].eql?("1") )

    if params[:mobile].eql?("0")
      session[:desktop] = true
      session[:mobile] = false
      $mobile= ""
      redirect_to root_path if is_mobile_path
    else
      is_mobile_device = ( (request.user_agent =~ /iPhone|iPod|Android/) and !session[:desktop])
      $mobile = session[:mobile] ? "/mobile" : ""

      if current_site.mobile_on
        if is_mobile_path or is_mobile_device
          session[:desktop] = false
          session[:mobile] = true
          $mobile = "/mobile"
        end
      else
        session[:mobile] = false
        redirect_to root_path if is_mobile_path
      end
    end

    if path.include?("page_parts") or path.include?("edit_view")
      $mobile = params[:mobile_view].blank? ? "" : "/mobile"
    end

  end

  def log_user_action
    unless (request.filtered_parameters['action'].eql? "system_info") and (request.filtered_parameters['controller'].eql? "admin/sites")
      log = UserAction.new
      log.action = request.filtered_parameters['action']
      log.controller = request.filtered_parameters['controller']
      log.request_path = request.original_fullpath
      log.request_method = request.request_method
      log.remote_ip = request.remote_ip
      log.referer = request.referer
      log.save

      current_user.user_actions << log
    end
  end

  def site_token_present?
    current_site.site_token?
  end

  def store_session
    api_key = STORE_CONFIG[:store_settings]["api_key"]
    @store = Store.new(current_site.id.to_s, current_site.site_token,api_key) if current_site.site_token
  end

  private

  def current_user
    @current_user ||= User.find(session[:user_id]) if session[:user_id] rescue nil
  end

  protected 

  def authenticate_user
    if session[:user_id]
      # set current user object to @current_user object variable
      @current_user = User.find(session[:user_id]) rescue nil
      
      redirect_to new_session_path if @current_user.nil?
      return true
    else
      session[:login_referer] = request.url
      redirect_to new_session_path
      return false
    end
  end
end