gpi-set-inventory-limit-by-day-of-the-week.php: Added new snippet.

Author: spivurno

gp-inventory/gpi-set-inventory-limit-by-day-of-the-week.php

@@ -0,0 +1,29 @@
+<?php
+/**
+ * Gravity Perks // Inventory // Inventory Limit by Day of the Week
+ * https://gravitywiz.com/documentation/gravity-forms-inventory/
+ *
+ * Set different inventory amounts depending on the day of the week selected in a scoped Date field. This snippet is
+ * specifically configured to increase the inventory limit for weekend days.
+ */
+// Update "123" to your form ID and "4" to your Inventory-enabled field ID.
+add_filter( 'gpi_inventory_limit_advanced_123_4', function( $inventory_limit, $field ) {
+
+	// Update "5" to the value of the scoped field whose value should impact the inventory limit.
+	$value = rgpost( 'input_5' );
+	if ( empty( $value ) ) {
+		return $inventory_limit;
+	}
+
+	// Update "m/d/Y" to your date format.
+	$date = DateTime::createFromFormat( 'm/d/Y', $value );
+
+	$day_of_week = (int) $date->format( 'w' );
+	$is_weekend  = $day_of_week === 0 || $day_of_week === 6;
+
+	if ( $is_weekend ) {
+		$inventory_limit = 10;
+	}
+
+	return $inventory_limit;
+}, 10, 2 );