gistfile1.txt

class TwentyTwenty_Custom_Scripts {

	private static $instance = null;

	public $hide_field_name = 'delivery-address';

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

	private function __construct() {
		add_action( 'wp_enqueue_scripts', [ $this, 'restrict_date_pickers' ] );
		add_action( 'wp_enqueue_scripts', [ $this, 'pickup_delivery_logic' ] );
		add_filter('pisol_eqw_form_validation', [$this, 'validate_pickup_delivery'], 10, 2);
	}

	public function validate_pickup_delivery($errors, $items){
		foreach($items as $item){
			if($item['type'] == 'datetime' && isset($_POST[$item['name']])){
				$selected_date_time = $_POST[$item['name']];
				$selected_date = wp_date('Y-m-d', strtotime($selected_date_time));
				$current_date = current_time('Y-m-d');

				if(strtotime($selected_date) < strtotime($current_date)){
					$errors[] = ['error'=>'Dont select past date'];
				}	
				
			}
		}

		return $errors;
	}

	public function restrict_date_pickers() {

		$wp_today = current_time( 'Y-m-d' );
		$wp_now   = current_time( 'Y-m-d\TH:i' );

		$inline_js = "
			(function() {
				function restrictDates() {
					var today = '{$wp_today}';
					var localISOTime = '{$wp_now}';

					var dateInputs = document.querySelectorAll('input[type=\"date\"]');
					for (var i = 0; i < dateInputs.length; i++) {
						dateInputs[i].setAttribute('min', today);
					}

					var dateTimeInputs = document.querySelectorAll('input[type=\"datetime-local\"]');
					for (var j = 0; j < dateTimeInputs.length; j++) {
						dateTimeInputs[j].setAttribute('min', localISOTime);
					}
				}

				if (document.readyState === 'loading') {
					document.addEventListener('DOMContentLoaded', restrictDates);
				} else {
					restrictDates();
				}
			})();
		";

		wp_add_inline_script( 'twentytwenty-js', $inline_js );
	}

	public function pickup_delivery_logic() {

		$inline_js = "
			(function($) {

				$(document).ready(function() {
					function togglePickupDelivery() {
						var checked = $('input[name=\"pickup-or-delivery\"]:checked').val();

						if (checked === 'Delivery') {
							$('input[name=\"".$this->hide_field_name . "\"]').show()
						} else {
							$('input[name=\"".$this->hide_field_name . "\"]').hide()
						} 
					}

					$('input[name=\"pickup-or-delivery\"]').on('change', togglePickupDelivery);

					togglePickupDelivery();
				});
			})(window.jQuery);
		";

		wp_add_inline_script( 'twentytwenty-js', $inline_js );
	}
}

// Initialize
TwentyTwenty_Custom_Scripts::get_instance();