✨ New enum to define product choices

modules/ppcp-settings/src/Enum/ProductChoicesEnum.php

@@ -0,0 +1,56 @@
+<?php
+/**
+ * Defines valid "product" options that can be chosen during onboarding.
+ *
+ * @package WooCommerce\PayPalCommerce\Settings\Enum
+ */
+
+declare( strict_types = 1 );
+
+namespace WooCommerce\PayPalCommerce\Settings\Enum;
+
+/**
+ * Enum for the "product" list choice.
+ */
+class ProductChoicesEnum {
+	/**
+	 * Virtual products that don't require shipping
+	 * Sample: downloads, courses, events
+	 */
+	public const VIRTUAL = 'virtual';
+
+	/**
+	 * Physical products that require shipping
+	 * Sample: books, clothing, electronics
+	 */
+	public const PHYSICAL = 'physical';
+
+	/**
+	 * Subscription products that require automatic payments
+	 * Sample: memberships, subscriptions
+	 */
+	public const SUBSCRIPTIONS = 'subscriptions';
+
+	/**
+	 * Get all valid seller types.
+	 *
+	 * @return array List of all valid seller_types.
+	 */
+	public static function get_valid_values() : array {
+		return array(
+			self::VIRTUAL,
+			self::PHYSICAL,
+			self::SUBSCRIPTIONS,
+		);
+	}
+
+	/**
+	 * Check if a given type is valid.
+	 *
+	 * @param string $type The value to validate.
+	 * @return bool True, if the value is a valid seller_type.
+	 */
+	public static function is_valid( string $type ) : bool {
+		return in_array( $type, self::get_valid_values(), true );
+	}
+}