<?php

/**
 * Custom Walker
 *
 * @access      public
 * @since       1.0 
 * @return      void
*/

use Elementor\Plugin as Elementor;

class htmenu_Nav_Walker extends Walker_Nav_Menu

{
  public $htmenu_Mega = '';
  public $htmenu_menupos = '';
  public $htmenu_menuwidth = '';
  public $htmenu_menuiconcolor = '';
  public $htmenu_menutagcolor = '';
  public $htmenu_menutagbgcolor = '';

  public function start_lvl( &$output,  $depth = 0, $args = array() ) {
    $style = ' style="width:'.$this->htmenu_menuwidth.'px; left:'.$this->htmenu_menupos.'px;"';
    $indent = str_repeat("\t", $depth);
    $output .= "\n$indent<ul class=\"sub-menu\" $style >\n";
  }

  function start_el(&$output, $item, $depth = 0, $args = array(), $id = 0) {
     global $wp_query;

     $buildercontent = $this->getItemBuilderContent( $item->template );

     $indent = ( $depth ) ? str_repeat( "\t", $depth ) : '';
    if($item->megamenu == 'enabled'){
      $this->htmenu_Mega = 'yes';
    }else{
      $this->htmenu_Mega = 'no';
    }

    if( $depth === 0 && $this->htmenu_Mega == 'no' ){
      $htmenu_cls = 'nocls';
    }else{
      $htmenu_cls = '';
    }

     $class_names = $value = '';
     $classes   = empty( $item->classes ) ? array() : (array) $item->classes;
     if( 'yes' === $this->htmenu_Mega ){
      $classes[] = 'htmega_mega_menu';
     }
     $class_names = join( ' ', apply_filters( 'nav_menu_css_class', array_filter( $classes ), $item, $args, $depth ) );
     $class_names = ' class="'. esc_attr( $class_names ).' '.$htmenu_cls . '"';
	 
    if( $depth == 1 ){
      $output .= $indent . '<li' . $value . $class_names .'>';
    }else{
      $output .= $indent . '<li' . $value . $class_names .'>';
    }

    $attributes  = ! empty( $item->attr_title ) ? ' title="'  . esc_attr( $item->attr_title ) .'"' : '';
    $attributes .= ! empty( $item->target )     ? ' target="' . esc_attr( $item->target     ) .'"' : '';
    $attributes .= ! empty( $item->xfn )        ? ' rel="'    . esc_attr( $item->xfn        ) .'"' : '';
    $attributes .= ! empty( $item->url )        ? ' href="'   . esc_attr( $item->url        ) .'"' : '';
    $prepend = '';
    $append = '';
    $description  = ! empty( $item->description ) ? '<span>'.esc_attr( $item->description ).'</span>' : '';

    if(isset($item->menuposition)){
      $this->htmenu_menupos = $item->menuposition;
    }else{
      $this->htmenu_menupos ='';
    }

    if(isset($item->menuwidth)){
      $this->htmenu_menuwidth = $item->menuwidth;
    }else{
      $this->htmenu_menuwidth ='';
    }

    $htmenu_sv = '';
    $htmenu_ico = '';
    $htmenu_fico = '';
    $htmenu_aspn = '';
    $htmenu_bspn = '';
    $htmenu_ttlc = '';  
    $htmenu_menutag = ''; 
    $htmenu_drop = '';
	
    if($depth != 0){
      $description = $append = $prepend = "";
      $htmenu_aspn ='<span>';
      $htmenu_bspn ='</span>';
    }

    if($item->disablet){
      $htmenu_sv=1;
    }
     
    if( $depth ==1 && $htmenu_sv!=1){
      $htmenu_ttlc='menu_title';
    }elseif( $depth ==1 && $htmenu_sv==1){
      $htmenu_ttlc='ttl-hd-cls';
    }

    if ( $args->has_children && $depth === 0){
      $htmenu_drop = isset( $args->extra_menu_settings['dropdown_icon'] ) ? '<span class="htmenu-icon"><i class="'.$args->extra_menu_settings['dropdown_icon'].'"></i></span>' : '<span class="htmenu-icon"><i class="fa fa-angle-down"></i></span>';
    }else{
      if( 'yes' === $this->htmenu_Mega ){
        $htmenu_drop = isset( $args->extra_menu_settings['dropdown_icon'] ) ? '<span class="htmenu-icon"><i class="'.$args->extra_menu_settings['dropdown_icon'].'"></i></span>' : '<span class="htmenu-icon"><i class="fa fa-angle-down"></i></span>';
      }else{
        $htmenu_drop = '';
      }
    }

    $item_output = $args->before;
    if($htmenu_sv!=1){
      $item_output .= '<a'. $attributes .' class="'.$htmenu_ttlc.'">';
      $item_output .= $htmenu_menutag. $htmenu_fico. $htmenu_aspn;
      $item_output .= $args->link_before .$prepend.apply_filters( 'the_title', $item->title, $item->ID ).$append;
      $item_output .= $htmenu_bspn;
      $item_output .= $description.$args->link_after;
      $item_output .= ' '.$item->subtitle.$htmenu_drop.'</a>';
    }
    $item_output .= $args->after;

    if ( $buildercontent && ( 'yes' === $this->htmenu_Mega ) ) {
      $megamenu_style = ' style="width:'.$this->htmenu_menuwidth.'px; left:'.$this->htmenu_menupos.'px;"';
      $item_output .= sprintf('<div class="htmegamenu-content-wrapper" %1s>%2s</div>', $megamenu_style, $buildercontent );
    }

    $output .= apply_filters( 'walker_nav_menu_start_el', $item_output, $item, $depth, $args );
  }
  
  public function display_element( $element, &$children_elements, $max_depth, $depth, $args, &$output ) {
      $id_field = $this->db_fields['id'];
        if ( is_object( $args[0] ) ){
           $args[0]->has_children =  !empty ( $children_elements[ $element->$id_field ] ) ;
        }
        parent::display_element( $element, $children_elements, $max_depth, $depth, $args, $output );
  }

  // Item Builder Content
  private function getItemBuilderContent( $template_id ){
      static $elementor = null;
      $elementor = Elementor::instance();
      return $elementor->frontend->get_builder_content_for_display( $template_id );
  }


}