<?php

function st_product_options_picker_show($namespace, $options, &$selected_ids = array())
{
   $select_options = array();

   $field_id = $options[0]->getProductOptionsField()->getId();

   $selected = $options[0];

   $last_option_id = end($options)->getId();

   foreach ($options as $option)
   {
      $option_id = $option->getId();

      $field = $option->getProductOptionsField();

      $current_field_id = $field->getId();

      $selected_id = isset($selected_ids[$current_field_id]) ? $selected_ids[$current_field_id] : null;

      if ($field_id != $current_field_id)
      {
         echo '<li><label><span>' . $selected->getProductOptionsField()->getName() . '</span>' . select_tag($namespace . '[' . $selected->getProductOptionsFieldId() . ']', options_for_select($select_options, $selected->getId()), array('data-field' => $selected->getProductOptionsFieldId())) . '</label></li>';

         if ($selected->hasChildren())
         {
            st_product_options_picker_show($namespace, $selected->getChildOptions(), $selected_ids);
         }

         $select_options = array();

         $field_id = $current_field_id;
         $selected_ids[$selected->getProductOptionsFieldId()] = $selected->getId();
         $selected = $option;
      }
      elseif ($selected_id && $selected_id == $option_id || null === $selected_id && $option->getOptValue() == $field->getOptDefaultValue())
      {
         $selected = $option;
         $selected_ids[$selected->getProductOptionsFieldId()] = $selected->getId();
      }

      $select_options[$option_id] = $option->getValue();

      if ($last_option_id == $option_id)
      {
         echo '<li><label><span>' . $selected->getProductOptionsField()->getName() . '</span>' . select_tag($namespace . '[' . $selected->getProductOptionsFieldId() . ']', options_for_select($select_options, $selected->getId()), array('data-field' => $selected->getProductOptionsFieldId())) . '</label></li>';

         $selected_ids[$selected->getProductOptionsFieldId()] = $selected->getId();

         if ($selected->hasChildren())
         {
            st_product_options_picker_show($namespace, $selected->getChildOptions(), $selected_ids);
         }
      }
   }
}

function object_field_select_default_value(ProductOptionsField $field, $method, $options)
{
   $name = $options['control_name'];
   $c = new Criteria();
   $c->add(ProductOptionsValuePeer::PRODUCT_OPTIONS_FIELD_ID, $field->getId());
   $c->addAscendingOrderByColumn(ProductOptionsValuePeer::LFT);

   $select_options = array();

   foreach (ProductOptionsValuePeer::doSelectWithI18n($c, $field->getCulture()) as $value)
   {
      $select_options[$value->getOptValue()] = $value->getValue();
   }

   unset($options['control_name']);

   return select_tag($name, options_for_select($select_options, $field->getOptDefaultValue(), array('include_custom' => '---')));
}

function object_template_field_select_default_value(ProductOptionsField $field, $method, $options)
{
   $name = $options['control_name'];
   $c = new Criteria();
   $c->add(ProductOptionsDefaultValuePeer::PRODUCT_OPTIONS_FIELD_ID, $field->getId());
   $c->addAscendingOrderByColumn(ProductOptionsDefaultValuePeer::LFT);

   $select_options = array();

   foreach (ProductOptionsDefaultValuePeer::doSelectWithI18n($c, $field->getCulture()) as $value)
   {
      $select_options[$value->getOptValue()] = $value->getValue();
   }

   unset($options['control_name']);

   return select_tag($name, options_for_select($select_options, $field->getOptDefaultValue(), array('include_custom' => '---')));
}

function st_product_options_template_select_tag($name, $value = null, array $options = null)
{
   $fc = stFunctionCache::getInstance('stProductOptions');

   $select_options = $fc->cacheCall(function ()
   {
      $c = new Criteria();
      $c->addAscendingOrderByColumn(ProductOptionsTemplatePeer::OPT_NAME);
      $templates = ProductOptionsTemplatePeer::doSelect($c);

      $results = array();

      /**
       * @var ProductOptionsTemplate[] $templates
       */
      foreach ($templates as $template)
      {
         if ($template->countProductOptionsDefaultValues() > 1) 
         {
            $results[$template->getId()] = $template->getOptName();
         }
      }

      return $results;
   }, array(), array('id' => 'templates'));

   return $select_options ? select_tag($name, options_for_select($select_options, $value, $options)) : null;
}