<?php
if (!class_exists('Elegant_Magazine_Double_Col_Categorised_Posts')) :
  /**
   * Adds Elegant_Magazine_Double_Col_Categorised_Posts widget.
   */
  class Elegant_Magazine_Double_Col_Categorised_Posts extends AFthemes_Widget_Base
  {
    /**
     * Sets up a new widget instance.
     *
     * @since 1.0.0
     */
    function __construct()
    {
      $this->text_fields = array('em-categorised-posts-title', 'em-categorised-posts-subtitle');
      $this->select_fields = array('em-select-category');

      $widget_ops = array(
        'classname' => 'elegant_magazine_double_col_categorised_posts',
        'description' => __('Displays posts from selected category in double column.', 'elegant-magazine'),
        'customize_selective_refresh' => true,
      );

      parent::__construct('elegant_magazine_double_col_categorised_posts', __('EM Posts - Double Column ', 'elegant-magazine'), $widget_ops);
    }

    /**
     * Front-end display of widget.
     *
     * @see WP_Widget::widget()
     *
     * @param array $args Widget arguments.
     * @param array $instance Saved values from database.
     */

    public function widget($args, $instance)
    {

      $instance = parent::em_sanitize_data($instance, $instance);


      /** This filter is documented in wp-includes/default-widgets.php */

      $title = apply_filters('widget_title', $instance['em-categorised-posts-title'], $instance, $this->id_base);
      $subtitle = isset($instance['em-categorised-posts-subtitle']) ? $instance['em-categorised-posts-subtitle'] : '';
      $category = isset($instance['em-select-category']) ? $instance['em-select-category'] : '0';
      $number_of_posts = '5';
      $excerpt_length = '45';

      // open the widget container
      echo $args['before_widget'];
?>
      <?php if (!empty($title)): ?>
        <h2 class="widget-title">
          <span><?php echo esc_html($title); ?></span>
        </h2>
      <?php endif; ?>
      <?php if (!empty($subtitle)): ?>
        <p class="em-widget-subtitle"><?php echo esc_html($subtitle); ?></p>
      <?php endif; ?>
      <?php
      $all_posts = elegant_magazine_get_posts($number_of_posts, $category);
      ?>
      <div class="widget-wrapper">
        <div class="row-sm">
          <?php
          if ($all_posts->have_posts()) :
            $post_count = 0;
            while ($all_posts->have_posts()) : $all_posts->the_post();
              global $post;
              $author_id = $post->post_author;
              $thumbnail_size = 'elegant-magazine-medium';

              if ($post_count < 1):
          ?>
                <div class="col col-five">
                  <div class="spotlight-post spotlight-post-1">
                    <figure class="categorised-article">
                      <div class="categorised-article-wrapper">
                        <div class="data-bg-hover data-bg-categorised read-bg-img">
                          <a class="em-figure-link" href="<?php the_permalink(); ?>" aria-label="<?php echo esc_attr(get_the_title($post->ID)); ?>">
                            <?php if (has_post_thumbnail()):
                              the_post_thumbnail($thumbnail_size);
                            endif;
                            ?>
                          </a>
                          <div class="figure-categories figure-categories-1 figure-categories-bg">
                            <?php echo elegant_magazine_post_format($post->ID); ?>
                            <?php elegant_magazine_post_categories(); ?>
                          </div>
                        </div>
                      </div>
                    </figure>
                    <figcaption>
                      <h3 class="article-title article-title-2">
                        <a href="<?php the_permalink(); ?>" aria-label="<?php echo esc_attr(get_the_title($post->ID)); ?>">
                          <?php the_title(); ?>
                        </a>
                      </h3>
                      <div class="grid-item-metadata">
                        <?php elegant_magazine_post_item_meta(); ?>
                      </div>
                      <div class="full-item-discription">
                        <div class="post-description">
                          <?php the_excerpt();  ?>
                        </div>
                      </div>
                    </figcaption>
                  </div>
                </div>
              <?php else: ?>
                <?php
                $thumbnail_size = 'elegant-magazine-medium-small'
                ?>
                <div class="col col-five">
                  <figure class="categorised-article categorised-article-list">
                    <div class="categorised-article-wrapper">
                      <div class="col col-four col-image">
                        <figure class="categorised-article">
                          <div class="categorised-article-item">
                            <div class="article-item-image">
                              <a href="<?php the_permalink(); ?>" aria-label="<?php echo esc_attr(get_the_title($post->ID)); ?>">
                                <?php if (has_post_thumbnail()):
                                  the_post_thumbnail($thumbnail_size);
                                endif;
                                ?>
                              </a>
                            </div>
                          </div>
                        </figure>
                      </div>
                      <div class="col col-six col-details">
                        <div class="figure-categories">

                          <?php elegant_magazine_post_categories('/'); ?>
                        </div>
                        <h3 class="article-title">
                          <a href="<?php the_permalink(); ?>" aria-label="<?php echo esc_attr(get_the_title($post->ID)); ?>">
                            <?php the_title(); ?>
                          </a>
                        </h3>

                        <div class="grid-item-metadata">
                          <?php echo elegant_magazine_post_format($post->ID); ?>
                          <?php elegant_magazine_post_item_meta(); ?>
                        </div>
                      </div>
                    </div>
                  </figure>
                </div>
          <?php
              endif;
              $post_count++;
            endwhile;
          endif;
          wp_reset_postdata();
          ?>

        </div>
      </div>

<?php
      // close the widget container
      echo $args['after_widget'];
    }

    /**
     * Back-end widget form.
     *
     * @see WP_Widget::form()
     *
     * @param array $instance Previously saved values from database.
     */
    public function form($instance)
    {
      $this->form_instance = $instance;


      //print_pre($terms);
      $categories = elegant_magazine_get_terms();

      if (isset($categories) && !empty($categories)) {
        // generate the text input for the title of the widget. Note that the first parameter matches text_fields array entry
        echo parent::em_generate_text_input('em-categorised-posts-title', __('Title', 'elegant-magazine'), __('Double Column Posts', 'elegant-magazine'));
        echo parent::em_generate_text_input('em-categorised-posts-subtitle', __('Subtitle', 'elegant-magazine'), __('Double Column Posts Subtitle', 'elegant-magazine'));
        echo parent::em_generate_select_options('em-select-category', __('Select category', 'elegant-magazine'), $categories);
      }

      //print_pre($terms);


    }
  }
endif;
