<?php

namespace QuadLayers\QuadMenu;

if ( ! defined( 'ABSPATH' ) ) {
	die( '-1' );
}

/**
 * Widget Class ex QuadMenu_Widget
 */
class Widget extends \WP_Widget {

	private static $instance;

	function __construct() {

		$widget_ops = array(
			'classname'   => 'widget_quadmenu_widget',
			'description' => esc_html__( 'A widget that displays the menu in the sidebar.', 'quadmenu' ),
		);

		$control_ops = array(
			'width'   => 200,
			'height'  => 250,
			'id_base' => 'quadmenu_widget',
		);

		parent::__construct( 'quadmenu_widget', esc_html__( 'QuadMenu Widget', 'quadmenu' ), $widget_ops, $control_ops );
	}

	function widget( $args, $instance ) {

		extract( $args );

		extract(
			shortcode_atts(
				array(
					'menu'   => '',
					'theme'  => '',
					'layout' => 'inherit',
				),
				$instance
			)
		);

		echo $before_widget;

		$args = array(
			'echo'           => false,
			'menu'           => $menu,
			'theme'          => $theme,
			'layout'         => $layout,
			'theme_location' => 'widget',
		);

		if ( wp_doing_ajax() ) {
			$args['layout_classes'] = 'js';
		}

		echo quadmenu( $args );

		echo $after_widget;
	}

	function update( $new_instance, $old_instance ) {
		$instance           = $old_instance;
		$instance['theme']  = strip_tags( $new_instance['theme'] );
		$instance['menu']   = strip_tags( $new_instance['menu'] );
		$instance['layout'] = strip_tags( $new_instance['layout'] );
		return $instance;
	}

	function themes( $current = false ) {

		global $quadmenu_themes;

		foreach ( $quadmenu_themes as $key => $theme ) {
			?>
			<option value="<?php echo esc_attr( $key ); ?>" <?php echo selected( $key, $current ); ?>><?php echo esc_html( $theme ); ?></option>
		<?php
		}
	}

	function menus( $current = false ) {

		$menus = wp_get_nav_menus();

		foreach ( $menus as $key => $menu ) {
			?>
			<option value="<?php echo esc_attr( $menu->term_id ); ?>" <?php echo selected( $menu->term_id, $current ); ?>><?php echo esc_html( $menu->name ); ?></option>
		<?php
		}
	}

	function layouts( $current = false ) {

		$layouts = array(
			'embed'     => esc_html__( 'Embed', 'quadmenu' ),
			'collapse'  => esc_html__( 'Collapse', 'quadmenu' ),
			'offcanvas' => esc_html__( 'Offcanvas', 'quadmenu' ),
			'vertical'  => esc_html__( 'Vertical', 'quadmenu' ),
			'inherit'   => esc_html__( 'Inherit', 'quadmenu' ),
		);

		foreach ( $layouts as $key => $layout ) {
			?>
			<option value="<?php echo esc_attr( $key ); ?>" <?php echo selected( $key, $current ); ?>><?php echo esc_html( $layout ); ?></option>
		<?php
		}
	}

	function form( $instance ) {

		$defaults = array(
			'location' => '',
			'menu'     => '',
			'layout'   => '',
			'theme'    => '',
		);

		$instance = wp_parse_args( (array) $instance, $defaults );
		?>
		<p>
			<label for="<?php echo $this->get_field_id( 'menu' ); ?>"><?php esc_html_e( 'Menu', 'quadmenu' ); ?></label>
			<select id="<?php echo $this->get_field_id( 'menu' ); ?>" name="<?php echo $this->get_field_name( 'menu' ); ?>" class="widefat">
				<?php echo $this->menus( $instance['menu'] ); ?>
			</select>
			</p>
			<p>
			<label for="<?php echo $this->get_field_id( 'layout' ); ?>"><?php esc_html_e( 'Layout', 'quadmenu' ); ?></label>
			<select id="<?php echo $this->get_field_id( 'layout' ); ?>" name="<?php echo $this->get_field_name( 'layout' ); ?>" class="widefat">
				<?php echo $this->layouts( $instance['layout'] ); ?>
			</select>
			</p>
			<p>
			<label for="<?php echo $this->get_field_id( 'theme' ); ?>"><?php esc_html_e( 'Theme', 'quadmenu' ); ?></label>
			<select id="<?php echo $this->get_field_id( 'theme' ); ?>" name="<?php echo $this->get_field_name( 'theme' ); ?>" class="widefat">
				<?php echo $this->themes( $instance['theme'] ); ?>
			</select>
		</p>
	<?php
	}

	public static function instance() {
		if ( ! isset( self::$instance ) ) {
			self::$instance = new self();
		}
		return self::$instance;
	}
}