From 73e6bef091accdcaef2c354d054689540c746080 Mon Sep 17 00:00:00 2001
From: Saif Sultan <saifsultanc@gmail.com>
Date: Sat, 21 Jun 2025 00:28:05 +0530
Subject: [PATCH] `gw-product-quantity-conditional.php`: Added snippet to use
 quantity value of Product Field as a conditional lopic field.

---
 .../gw-product-quantity-conditional.php       | 105 ++++++++++++++++++
 1 file changed, 105 insertions(+)
 create mode 100644 gravity-forms/gw-product-quantity-conditional.php

diff --git a/gravity-forms/gw-product-quantity-conditional.php b/gravity-forms/gw-product-quantity-conditional.php
new file mode 100644
index 00000000..a7426c15
--- /dev/null
+++ b/gravity-forms/gw-product-quantity-conditional.php
@@ -0,0 +1,105 @@
+<?php
+/**
+ * Gravity Wiz // Gravity Forms // Product Quantity Conditional
+ *
+ * Instruction Video: https://www.loom.com/share/38547a28853f4706b10cfdb42eaa45ca
+ *
+ * Adds quantity field options to conditional logic for Single Product fields.
+ *
+ * Plugin Name:  GF Product Quantity Conditional
+ * Plugin URI:   https://gravitywiz.com/
+ * Description:  Adds quantity field options to conditional logic for Single Product fields that don't have dedicated quantity fields
+ * Author:       Gravity Wiz
+ * Version:      0.1
+ * Author URI:   https://gravitywiz.com
+ */
+class GW_Product_Quantity_Conditional {
+
+	private static $_instance = null;
+
+	public static function get_instance() {
+		if ( self::$_instance == null ) {
+			self::$_instance = new self;
+		}
+		return self::$_instance;
+	}
+
+	public function __construct() {
+
+		add_action( 'admin_init', array( $this, 'init' ) );
+
+	}
+
+	public function init() {
+
+		add_action( 'admin_print_scripts', array( $this, 'enqueue_admin_scripts' ) );
+
+	}
+
+	public function enqueue_admin_scripts() {
+
+		if ( ! $this->is_gravity_forms_page() ) {
+			return;
+		}
+
+		?>
+		<script type="text/javascript">
+			window.gwProductQuantityConditional = {
+				
+				// Check if product has dedicated quantity field
+				productHasQuantityField: function(fieldId, form) {
+					for(var i = 0; i < form.fields.length; i++) {
+						var field = form.fields[i];
+						if(field.type == 'quantity' && field.productId == fieldId) {
+							return true;
+						}
+					}
+					return false;
+				},
+				
+				// Check if field is a custom quantity field
+				isCustomQtyField: function(fieldId) {
+					return typeof fieldId === 'string' && fieldId.indexOf('quantity_') === 0;
+				},
+				
+				// Get the product field ID from a quantity field ID
+				getCustomQtyFieldId: function(fieldId) {
+					return fieldId.replace('quantity_', '');
+				},
+
+				isQtyField: function(fieldId) {
+					var field = GetFieldById(fieldId);
+					return field && field.type == 'quantity';
+				}
+				
+			};
+
+			gform.addFilter('gform_conditional_logic_fields', function(options, form, selectedFieldId) {
+				for(var i = 0; i < form.fields.length; i++) {
+					var field = form.fields[i];
+					
+					if(field.type != 'product' || 
+					   field.inputType != 'singleproduct' || 
+					   gwProductQuantityConditional.productHasQuantityField(field.id, form) || 
+					   field.disableQuantity) {
+						continue;
+					}
+
+					options.push({
+						label: (field.adminLabel ? field.adminLabel : field.label) + ' (Quantity)',
+						value: field.id,
+					});
+				}
+				return options;
+			});
+		</script>
+		<?php
+	}
+
+	public function is_gravity_forms_page() {
+		return method_exists( 'GFForms', 'is_gravity_page' ) && GFForms::is_gravity_page();
+	}
+
+}
+
+new GW_Product_Quantity_Conditional();