<?php

/**
 * @file
 * Contains theme override functions and preprocess functions
 */

use Drupal\Core\Template\RenderWrapper;
use Drupal\Core\Template\Attribute;
use Drupal\search\Form\SearchBlockForm;
use Drupal\Component\Utility\SafeMarkup;
use Drupal\Core\Form\FormStateInterface;
use Drupal\system\Form\ThemeSettingsForm;
use Drupal\file\Entity\File;
use Drupal\Core\Url;
use Drupal\file\Plugin\Core\Entity\FileInterface;

/**
 * Implements hook_preprocess_page() for block templates.
 */

function businessgroup_zymphonies_theme_preprocess_page(&$variables) {

  // Add Responsive class for Top Widget.
  if (!empty($variables['page']['topwidget_first']) && !empty($variables['page']['topwidget_second']) && !empty($variables['page']['topwidget_third'])) {
    $variables['topwidget_class'] = 'col-sm-4';
    $variables['topwidget_third_class'] = 'col-sm-4';
  }
  elseif((!empty($variables['page']['topwidget_first']) && !empty($variables['page']['topwidget_second'])) or (!empty($variables['page']['topwidget_first']) && !empty($variables['page']['topwidget_third'])) or (!empty($variables['page']['topwidget_third']) && !empty($variables['page']['topwidget_second']))) {
    $variables['topwidget_class'] = 'col-sm-6';
    $variables['topwidget_third_class'] = 'col-sm-6';
  }
  else {
    $variables['topwidget_class'] = 'col-md-12';
  }

  // Add Responsive class for Bottom Widget.
  if (!empty($variables['page']['bottom_first']) && !empty($variables['page']['bottom_second']) && !empty($variables['page']['bottom_third']) && !empty($variables['page']['bottom_forth'])) {
    $variables['bottom_class'] = 'col-sm-3';
  }
  else if (!empty($variables['page']['bottom_first']) && !empty($variables['page']['bottom_second']) && !empty($variables['page']['bottom_third'])) {
    $variables['bottom_class'] = 'col-sm-4';
  }
  else if((!empty($variables['page']['bottom_first']) && !empty($variables['page']['bottom_second'])) or (!empty($variables['page']['bottom_first']) && !empty($variables['page']['bottom_third'])) or (!empty($variables['page']['bottom_third']) && !empty($variables['page']['bottom_second']))) {
    $variables['bottom_class'] = 'col-sm-6';
  }
  else {
    $variables['bottom_class'] = 'col-md-12';
  }

  // Add Responsive class for footer.
  if (!empty($variables['page']['footer_first']) && !empty($variables['page']['footer_second']) && !empty($variables['page']['footer_third'])) {
    $variables['footer_class'] = 'col-md-3';
    $variables['footer_first_class'] = 'col-md-6';
  }
  elseif((!empty($variables['page']['footer_first']) && !empty($variables['page']['footer_second'])) or (!empty($variables['page']['footer_first']) && !empty($variables['page']['footer_third'])) or (!empty($variables['page']['footer_third']) && !empty($variables['page']['footer_second']))) {
    $variables['footer_class'] = 'col-md-6';
    $variables['footer_first_class'] = 'col-md-6';
  }
  else {
    $variables['footer_class'] = 'col-md-12';
  }

  // Add information about the number of sidebars.
  if (!empty($variables['page']['sidebar_first']) && !empty($variables['page']['sidebar_second'])) {
    $variables['contentlayout'] = 'col-md-6';
    $variables['sidebarfirst'] = 'col-md-3';
    $variables['sidebarsecond'] = 'col-md-3';
  }
  elseif (!empty($variables['page']['sidebar_first'])) {
    $variables['contentlayout'] = 'col-md-9 ';
    $variables['sidebarfirst'] = 'col-md-3';
  }
  elseif (!empty($variables['page']['sidebar_second'])) {
    $variables['contentlayout'] = 'col-md-9';
    $variables['sidebarsecond'] = 'col-md-3';
  }
  else {
    $variables['contentlayout'] = 'col-md-12';
  }

  // Social media global variable.
  $variables['show_social_icon'] = theme_get_setting('show_social_icon');
  $variables['facebook_url'] = theme_get_setting('facebook_url');
  $variables['google_plus_url'] = theme_get_setting('google_plus_url');
  $variables['twitter_url'] = theme_get_setting('twitter_url');
  $variables['linkedin_url'] = theme_get_setting('linkedin_url');
  $variables['pinterest_url'] = theme_get_setting('pinterest_url');
  $variables['rss_url'] = theme_get_setting('rss_url');
  $variables['show_credit_link'] = theme_get_setting('show_credit_link');
}

/**
 * Implements hook_preprocess_menu().
 */
function businessgroup_zymphonies_theme_preprocess_menu(&$variables, $hook) {
  if ($hook == 'menu__main') { // We're doing that for main menu.
    // Get the current path.
    $current_path = \Drupal::request()->getRequestUri();
    $items = $variables['items'];
    foreach ($items as $key => $item) {
      // If path is current_path, set active to li.
      if ($item['url']->toString() == $current_path) {
      // Add active link.
      $variables['items'][$key]['attributes']['class'] = 'active';
      }
    }
  }
}

/**
 * Implements hook_form_system_theme_settings_alter().
 */
function businessgroup_zymphonies_theme_form_system_theme_settings_alter(&$form, \Drupal\Core\Form\FormStateInterface $form_state) {
  
  //Social Icon Link
  $form['businessgroup_zymphonies_theme_settings']['social_icon'] = array(
    '#type' => 'details',
    '#title' => t('Social Media Link'),
    '#collapsible' => TRUE,
    '#collapsed' => FALSE,
  );
  $form['businessgroup_zymphonies_theme_settings']['social_icon']['show_social_icon'] = array(
    '#type' => 'checkbox',
    '#title' => t('Show Social Icons'),
    '#default_value' => theme_get_setting('show_social_icon'),
    '#description'   => t("Show/Hide social media links"),
  );
  $form['businessgroup_zymphonies_theme_settings']['social_icon']['facebook_url'] = array(
    '#type' => 'textfield',
    '#title' => t('Facebook Link'),
    '#default_value' => theme_get_setting('facebook_url'),
  );
  $form['businessgroup_zymphonies_theme_settings']['social_icon']['google_plus_url'] = array(
    '#type' => 'textfield',
    '#title' => t('Google plus Link'),
    '#default_value' => theme_get_setting('google_plus_url'),
  );
  $form['businessgroup_zymphonies_theme_settings']['social_icon']['twitter_url'] = array(
    '#type' => 'textfield',
    '#title' => t('Twitter Link'),
    '#default_value' => theme_get_setting('twitter_url'),
  );
  $form['businessgroup_zymphonies_theme_settings']['social_icon']['linkedin_url'] = array(
    '#type' => 'textfield',
    '#title' => t('Linkedin Link'),
    '#default_value' => theme_get_setting('linkedin_url'),
  );
  $form['businessgroup_zymphonies_theme_settings']['social_icon']['pinterest_url'] = array(
    '#type' => 'textfield',
    '#title' => t('Pinterest Link'),
    '#default_value' => theme_get_setting('pinterest_url'),
  );
  $form['businessgroup_zymphonies_theme_settings']['social_icon']['rss_url'] = array(
    '#type' => 'textfield',
    '#title' => t('RSS Link'),
    '#default_value' => theme_get_setting('rss_url'),
  );

  // Custom submit to save the file permenant.
  $form['#submit'][] = 'businessgroup_zymphonies_theme_settings_form_submit';

  //Show/Hide credit
  $form['businessgroup_zymphonies_theme_settings']['credit_link'] = array(
    '#type' => 'details',
    '#title' => t('Footer Credit Link'),
    '#collapsible' => TRUE,
    '#collapsed' => FALSE,
  );
  $form['businessgroup_zymphonies_theme_settings']['credit_link']['show_credit_link'] = array(
    '#type' => 'checkbox',
    '#title' => t("Show/Hide 'Desing by Zymphonies' text"),
    '#default_value' => theme_get_setting('show_credit_link'),
    '#description'   => t("Recomend you to display credit in footer"),
  );
}

/**
 * Implements hook_preprocess_breadcrumb().
 */
function businessgroup_zymphonies_theme_preprocess_breadcrumb(&$variables){
  if(($node = \Drupal::routeMatch()->getParameter('node')) && $variables['breadcrumb']){
    $variables['breadcrumb'][] = array(
     'text' => $node->getTitle(),
     'url' => $node->URL()
   );
  }
}