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<?php
/**
 * Class for the building ui slider elements .
 */

// If this file is called directly, abort.
if ( ! defined( 'WPINC' ) ) {
	die;
}

if ( ! class_exists( 'CX_Control_Slider' ) ) {

/**
	 * Class for the building UI_Slider elements.
	 */
	class CX_Control_Slider extends CX_Controls_Base {

/**
		 * Default settings.
		 *
		 * @since 1.0.0
		 * @var array
		 */
		public $defaults_settings = array(
			'id'           => 'cx-ui-slider-id',
			'name'         => 'cx-ui-slider-name',
			'max_value'    => 100,
			'min_value'    => 0,
			'value'        => 50,
			'step_value'   => 1,
			'range_label'  => false,
			'range_labels' => array(
				0   => array(
					'label' => 'None',
					'color' => '#48c569',
				),
				25  => array(
					'label' => 'Low',
					'color' => '#ffc900',
				),
				50  => array(
					'label' => 'Medium',
					'color' => '#faa730',
				),
				75  => array(
					'label' => 'Advanced',
					'color' => '#f95b48',
				),
				100 => array(
					'label' => 'Full',
					'color' => '#e54343',
				),
			),
			'label'        => '',
			'class'        => '',
		);

/**
		 * [$range_label description]
		 * @var string
		 */
		public $range_label = 'None';

/**
		 * [$range_label_color description]
		 * @var string
		 */
		public $range_label_color = '#48c569';

/**
		 * Render html UI_Slider.
		 *
		 * @since 1.0.0
		 */
		public function render() {

$html = '';

$ui_stepper_html = '<div class="cx-slider-input">';

$ui_stepper = new CX_Control_Stepper(
				array(
					'id'         => $this->settings['id'] . '-stepper',
					'name'       => $this->settings['name'],
					'max_value'  => $this->settings['max_value'],
					'min_value'  => $this->settings['min_value'],
					'value'      => $this->settings['value'],
					'step_value' => $this->settings['step_value'],
				)
			);

$ui_stepper_html .= $ui_stepper->render();

if ( filter_var( $this->settings['range_label'], FILTER_VALIDATE_BOOLEAN ) ) {

$range_array = array_keys( $this->settings['range_labels'] );

if ( 0 !== (int)$this->settings['value'] ) {
					array_reduce( $range_array, function( $prev, $current ) {

$value = (int)$this->settings['value'];

if ( ( $value > $prev && $value <= $current ) || 0 === $value ) {

$this->range_label = $this->settings['range_labels'][$current]['label'];
							$this->range_label_color = $this->settings['range_labels'][$current]['color'];
						}

return $current;
					}, 0 );
				}

$ui_stepper_html .= sprintf( '<div class="cx-slider-range-label" style="color: %s;">%s</div>', $this->range_label_color, $this->range_label );
			}

$ui_stepper_html .= '</div>';

if ( '' !== $this->settings['label'] ) {
				$html .= '<label class="cx-label" for="' . esc_attr( $this->settings['id'] ) . '">' . esc_html( $this->settings['label'] ) . '</label> ';
			}

$wrap_class = implode( ' ',
				array(
					'cx-slider-wrap',
					filter_var( $this->settings['range_label'], FILTER_VALIDATE_BOOLEAN ) ? 'cx-slider-wrap__labels-range' : ''
				)
			);

$html .= sprintf( '<div class="%s">', $wrap_class );
				$html .= '<div class="cx-slider-holder">';
					$html .= '<input type="range" class="cx-slider-unit" step="' . esc_attr( $this->settings['step_value'] ) . '" min="' . esc_attr( $this->settings['min_value'] ) . '" max="' . esc_attr( $this->settings['max_value'] ) . '" value="' . esc_attr( $this->settings['value'] ) . '">';
				$html .= '</div>';
				$html .= $ui_stepper_html;
			$html .= '</div>';

$class = implode( ' ',
				array(
					'cx-ui-container',
					$this->settings['class'],
				)
			);

return sprintf( '<div class="%s" data-settings=\'%s\'>%s</div>', esc_attr( $class ), json_encode( $this->settings, JSON_UNESCAPED_SLASHES ), $html );
		}

/**
		 * Enqueue javascript and stylesheet UI_Slider.
		 *
		 * @since 1.0.0
		 */
		public static function enqueue_assets() {
			wp_enqueue_script(
				'ui-slider',
				esc_url( Cherry_Core::base_url( 'inc/ui-elements/ui-slider/assets/min/ui-slider.min.js', Cherry_UI_Elements::$module_path ) ),
				array( 'jquery' ),
				Cherry_UI_Elements::$core_version,
				true
			);

wp_enqueue_style(
				'ui-slider',
				esc_url( Cherry_Core::base_url( 'inc/ui-elements/ui-slider/assets/min/ui-slider.min.css', Cherry_UI_Elements::$module_path ) ),
				array(),
				Cherry_UI_Elements::$core_version,
				'all'
			);
		}
	}
}