<?php

namespace TotalThemeCore\Widgets;

use WP_Query;
use TotalThemeCore\WidgetBuilder;

defined( 'ABSPATH' ) || exit;

/**
 * Post With Format Icons widget.
 */
class Widget_Recent_Posts_Icons extends WidgetBuilder {

	/**
	 * Widget args.
	 */
	private $args;

	/**
	 * Register widget with WordPress.
	 */
	public function __construct() {
		$branding = $this->branding();
		$name = $branding
			? sprintf(
				/* translators: branding label */
				esc_html__( '%s - Posts With Format Icons', 'total-theme-core' ),
				$branding
			)
			: esc_html__( 'Posts With Format Icons', 'total-theme-core' );

		$this->args = array(
			'id_base' => 'wpex_recent_posts_icons',
			'name' => $name,
			'options' => array(
				'customize_selective_refresh' => true,
			),
			'fields'  => array(
				array(
					'id'    => 'title',
					'label' => esc_html__( 'Title', 'total-theme-core' ),
					'type'  => 'text',
				),
				array(
					'id'      => 'display_icon',
					'label'   => esc_html__( 'Display Icon', 'total-theme-core' ),
					'type'    => 'checkbox',
					'default' => 'on',
				),
				array(
					'id'      => 'number',
					'label'   => esc_html__( 'Number', 'total-theme-core' ),
					'type'    => 'number',
					'default' => '5',
				),
				array(
					'id'      => 'order',
					'label'   => esc_html__( 'Order', 'total-theme-core' ),
					'type'    => 'select',
					'choices' => 'query_order',
					'default' => 'DESC',
				),
				array(
					'id'      => 'orderby',
					'label'   => esc_html__( 'Order by', 'total-theme-core' ),
					'type'    => 'select',
					'choices' => 'query_orderby',
					'default' => 'date',
				),
				array(
					'id'      => 'category',
					'label'   => esc_html__( 'Category', 'total-theme-core' ),
					'type'    => 'select',
					'choices' => 'categories',
				),
				array(
					'id'       => 'post_type',
					'label'    => esc_html__( 'Post Type', 'total-theme-core' ),
					'type'     => 'select',
					'choices'  => 'post_types',
					'default'  => 'post',
				),
				array(
					'id'      => 'taxonomy',
					'label'   => esc_html__( 'Query By Taxonomy', 'total-theme-core' ),
					'type'    => 'select',
					'choices' => 'taxonomies',
				),
				array(
					'id'          => 'terms',
					'label'       => esc_html__( 'Include Terms', 'total-theme-core' ),
					'type'        => 'text',
					'description' => esc_html__( 'Enter a comma seperated list of terms.', 'total-theme-core' ),
				),
				array(
					'id'          => 'terms_exclude',
					'label'       => esc_html__( 'Exclude Terms', 'total-theme-core' ),
					'type'        => 'text',
					'description' => esc_html__( 'Enter a comma seperated list of terms.', 'total-theme-core' ),
				),
			),
		);

		$this->create_widget( $this->args );
	}

	/**
	 * Front-end display of widget.
	 */
	public function widget( $args, $instance ) {
		extract( $this->parse_instance( $instance ) );

		// Before widget hook
		echo wp_kses_post( $args['before_widget'] );

		// Display widget title
		$this->widget_title( $args, $instance );

		// Define widget output
		$output = '';

		// Query Args
		$query_args = [
			'post_type' => ! empty( $post_type ) ? sanitize_key( $post_type ) : 'post',
			'posts_per_page' => intval( $number ),
			'orderby' => in_array( $orderby, array_keys( $this->choices_query_orderby() ), true ) ? $orderby : 'date',
			'order' => in_array( strtolower( sanitize_key( $order ) ), array_keys( $this->choices_query_order() ), true ) ? $order : 'DESC',
			'no_found_rows' => true,
			'ignore_sticky_posts' => 1,
		];

		// Define tax query
		$tax_query = [];

		// Exclude current post
		if ( is_singular() ) {
			$query_args['post__not_in'] = [ get_the_ID() ];
		}

		// Query by category
		if ( 'post' === $post_type && ! empty( $category ) && is_numeric( $category ) ) {
			$tax_query[] = [
				'taxonomy' => 'category',
				'field'    => 'id',
				'terms'    => (int) $category,
			];
		}

		// Tax Query
		if ( ! empty( $taxonomy ) ) {
			$taxonomy = sanitize_key( $taxonomy );
			if ( taxonomy_exists( $taxonomy ) ) {
				if ( ! empty( $terms ) && $include_list = $this->parse_terms( $terms, $taxonomy ) ) {
					$tax_query['include'] = [
						'taxonomy' => $taxonomy,
						'terms'    => $include_list,
						'operator' => 'IN',
					];
				}
				if ( ! empty( $terms_exclude ) && $exclude_list = $this->parse_terms( $terms_exclude, $taxonomy ) ) {
					$tax_query['exclude'] = [
						'taxonomy' => $taxonomy,
						'terms'    => $exclude_list,
						'operator' => 'NOT IN',
					];
				}
			}
		}

		// Add tax query to args
		if ( $tax_query ) {
			$query_args['tax_query'] = array_merge( [ 'relation' => 'AND' ], $tax_query );
		}

		/**
		 * Filters the "wpex_recent_posts_icons" widget query args.
		 */
		$query_args = (array) apply_filters( 'wpex_recent_posts_icons_query_args', $query_args, $args, $instance );

		// Get posts
		$wpex_query = new WP_Query( $query_args );

		// Loop through posts
		if ( $wpex_query->have_posts() ) {

			$output .= '<ul class="widget-recent-posts-icons wpex-bordered-list wpex-clr">';

				$count = 0;

				while ( $wpex_query->have_posts() ) : $wpex_query->the_post();

					$count ++;

					$post_link = function_exists( 'wpex_get_permalink' ) ? wpex_get_permalink() : get_the_permalink();

					$output .= '<li class="widget-recent-posts-icons-li">';

						$output .= '<a class="wpex-flex" href="' . esc_url( $post_link ) . '">';

							if ( $display_icon && function_exists( 'totaltheme_get_post_format_icon_name' ) ) {

								$icon = totaltheme_get_post_format_icon_name();

								if ( $icon ) {

									$output .= '<div class="widget-recent-posts-icons-icon wpex-flex-shrink-0 wpex-mr-10">';

										if ( function_exists( 'totaltheme_get_icon' ) ) {
											$icon_html = totaltheme_get_icon( $icon, 'wpex-icon--w' );
										}

										if ( empty( $icon_html ) ) {
											$icon_html = '<span class="' . esc_attr( $icon ) . '" aria-hidden="true"></span>';
										}

										$output .= $icon_html;

									$output .= '</div>';

								}

							}

							$output .= '<div class="widget-recent-posts-icons-title">' . esc_html( get_the_title() ) . '</div>';

						$output .= '</a>';

					$output .= '</li>';

				endwhile;

			$output .= '</ul>';

			wp_reset_postdata();

		}

		echo $output;

		echo wp_kses_post( $args['after_widget'] );
	}

}

register_widget( 'TotalThemeCore\Widgets\Widget_Recent_Posts_Icons' );