From ab3fe5b52fbc3d45e8d005e57f0485c6b83079f3 Mon Sep 17 00:00:00 2001
From: IanDelMar <42134098+IanDelMar@users.noreply.github.com>
Date: Wed, 17 Jun 2020 14:02:52 +0200
Subject: [PATCH] Fix WooCommerce checkbox input

Problem: Calling `woocommerce_form_field()` for input type `checkbox` results in a hidden checkbox.
Fix: Adjust the `understrap_wc_form_field_args` filter to make `woocommerce_form_field()` render valid Bootstrap markup.
---
 inc/woocommerce.php | 11 +++++++----
 1 file changed, 7 insertions(+), 4 deletions(-)

diff --git a/inc/woocommerce.php b/inc/woocommerce.php
index b09c707e..8831f77b 100644
--- a/inc/woocommerce.php
+++ b/inc/woocommerce.php
@@ -122,10 +122,13 @@ if ( ! function_exists( 'understrap_wc_form_field_args' ) ) {
 				$args['input_class'] = array( 'form-control' );
 				break;
 			case 'checkbox':
-				// Add a class to the form input's <label> tag.
-				$args['label_class'] = array( 'custom-control custom-checkbox' );
-				$args['input_class'] = array( 'custom-control-input' );
-				break;
+					$args['class'][] = 'form-group';
+					// Wrap the label in <span> tag.
+					$args['label'] = isset( $args['label'] ) ? '<span class="custom-control-label">' . $args['label'] . '<span>': '';
+					// Add a class to the form input's <label> tag.
+					$args['label_class'] = array( 'custom-control custom-checkbox' );
+					$args['input_class'] = array( 'custom-control-input' );
+					break;
 			case 'radio':
 				$args['label_class'] = array( 'custom-control custom-radio' );
 				$args['input_class'] = array( 'custom-control-input' );