FM / includes

/home/suroeste/public_html/wp-content/plugins/woocommerce/includes/

/home/suroeste/public_html/wp-content/plugins/woocommerce/includes

Name	Size	Mode	Actions
abstracts/	-	0755	rm
admin/	-	0755	rm
blocks/	-	0755	rm
cli/	-	0755	rm
customizer/	-	0755	rm
data-stores/	-	0755	rm
emails/	-	0755	rm
export/	-	0755	rm
gateways/	-	0755	rm
import/	-	0755	rm
integrations/	-	0755	rm
interfaces/	-	0755	rm
legacy/	-	0755	rm
libraries/	-	0755	rm
log-handlers/	-	0755	rm
payment-tokens/	-	0755	rm
queue/	-	0755	rm
react-admin/	-	0755	rm
rest-api/	-	0755	rm
shipping/	-	0755	rm
shortcodes/	-	0755	rm
theme-support/	-	0755	rm
tracks/	-	0755	rm
traits/	-	0755	rm
walkers/	-	0755	rm
wccom-site/	-	0755	rm
widgets/	-	0755	rm
class-wc-ajax.php	117395	0644	edit dl rm
class-wc-auth.php	12962	0644	edit dl rm
class-wc-autoloader.php	3209	0644	edit dl rm
class-wc-background-emailer.php	4685	0644	edit dl rm
class-wc-background-updater.php	3535	0644	edit dl rm
class-wc-breadcrumb.php	9722	0644	edit dl rm
class-wc-cache-helper.php	11047	0644	edit dl rm
class-wc-cart-fees.php	3448	0644	edit dl rm
class-wc-cart-session.php	18235	0644	edit dl rm
class-wc-cart-totals.php	28927	0644	edit dl rm
class-wc-cart.php	67902	0644	edit dl rm
class-wc-checkout.php	48053	0644	edit dl rm
class-wc-cli.php	1733	0644	edit dl rm
class-wc-comments.php	16241	0644	edit dl rm
class-wc-countries.php	50095	0644	edit dl rm
class-wc-coupon.php	38770	0644	edit dl rm
class-wc-customer-download-log.php	3452	0644	edit dl rm
class-wc-customer-download.php	10702	0644	edit dl rm
class-wc-customer.php	30390	0644	edit dl rm
class-wc-data-exception.php	1321	0644	edit dl rm
class-wc-data-store.php	6752	0644	edit dl rm
class-wc-datetime.php	2310	0644	edit dl rm
class-wc-deprecated-action-hooks.php	6746	0644	edit dl rm
class-wc-deprecated-filter-hooks.php	7518	0644	edit dl rm
class-wc-discounts.php	35910	0644	edit dl rm
class-wc-download-handler.php	26080	0644	edit dl rm
class-wc-emails.php	25696	0644	edit dl rm
class-wc-embed.php	4284	0644	edit dl rm
class-wc-form-handler.php	45810	0644	edit dl rm
class-wc-frontend-scripts.php	27393	0644	edit dl rm
class-wc-geo-ip.php	31136	0644	edit dl rm
class-wc-geolite-integration.php	2036	0644	edit dl rm
class-wc-geolocation.php	10693	0644	edit dl rm
class-wc-https.php	4439	0644	edit dl rm
class-wc-install.php	102314	0644	edit dl rm
class-wc-integrations.php	1308	0644	edit dl rm
class-wc-log-levels.php	3992	0644	edit dl rm
class-wc-logger.php	9482	0644	edit dl rm
class-wc-meta-data.php	2260	0644	edit dl rm
class-wc-order-factory.php	8728	0644	edit dl rm
class-wc-order-item-coupon.php	4175	0644	edit dl rm
class-wc-order-item-fee.php	9058	0644	edit dl rm
class-wc-order-item-meta.php	5942	0644	edit dl rm
class-wc-order-item-product.php	14027	0644	edit dl rm
class-wc-order-item-shipping.php	8043	0644	edit dl rm
class-wc-order-item-tax.php	6644	0644	edit dl rm
class-wc-order-item.php	11928	0644	edit dl rm
class-wc-order-query.php	2615	0644	edit dl rm
class-wc-order-refund.php	5762	0644	edit dl rm
class-wc-order.php	70945	0644	edit dl rm
class-wc-payment-gateways.php	11632	0644	edit dl rm
class-wc-payment-tokens.php	6390	0644	edit dl rm
class-wc-post-data.php	20973	0644	edit dl rm
class-wc-post-types.php	28820	0644	edit dl rm
class-wc-privacy-background-process.php	1707	0644	edit dl rm
class-wc-privacy-erasers.php	13938	0644	edit dl rm
class-wc-privacy-exporters.php	15044	0644	edit dl rm
class-wc-privacy.php	16205	0644	edit dl rm
class-wc-product-attribute.php	7137	0644	edit dl rm
class-wc-product-download.php	12547	0644	edit dl rm
class-wc-product-external.php	4955	0644	edit dl rm
class-wc-product-factory.php	3665	0644	edit dl rm
class-wc-product-grouped.php	5349	0644	edit dl rm
class-wc-product-query.php	2231	0644	edit dl rm
class-wc-product-simple.php	1934	0644	edit dl rm
class-wc-product-variable.php	22605	0644	edit dl rm
class-wc-product-variation.php	17271	0644	edit dl rm
class-wc-query.php	33385	0644	edit dl rm
class-wc-rate-limiter.php	4100	0644	edit dl rm
class-wc-regenerate-images-request.php	7923	0644	edit dl rm
class-wc-regenerate-images.php	15567	0644	edit dl rm
class-wc-register-wp-admin-settings.php	5171	0644	edit dl rm
class-wc-rest-authentication.php	20448	0644	edit dl rm
class-wc-rest-exception.php	276	0644	edit dl rm
class-wc-session-handler.php	15387	0644	edit dl rm
class-wc-shipping-rate.php	5638	0644	edit dl rm
class-wc-shipping-zone.php	13392	0644	edit dl rm
class-wc-shipping-zones.php	4106	0644	edit dl rm
class-wc-shipping.php	11846	0644	edit dl rm
class-wc-shortcodes.php	19116	0644	edit dl rm
class-wc-structured-data.php	19172	0644	edit dl rm
class-wc-tax.php	37969	0644	edit dl rm
class-wc-template-loader.php	21908	0644	edit dl rm
class-wc-tracker.php	37965	0644	edit dl rm
class-wc-validation.php	5929	0644	edit dl rm
class-wc-webhook.php	29946	0644	edit dl rm
class-woocommerce.php	42729	0644	edit dl rm
wc-account-functions.php	13205	0644	edit dl rm
wc-attribute-functions.php	21102	0644	edit dl rm
wc-cart-functions.php	19380	0644	edit dl rm
wc-conditional-functions.php	14252	0644	edit dl rm
wc-core-functions.php	81757	0644	edit dl rm
wc-coupon-functions.php	2819	0644	edit dl rm
wc-deprecated-functions.php	34902	0644	edit dl rm
wc-formatting-functions.php	46589	0644	edit dl rm
wc-notice-functions.php	8212	0644	edit dl rm
wc-order-functions.php	38351	0644	edit dl rm
wc-order-item-functions.php	5153	0644	edit dl rm
wc-page-functions.php	7099	0644	edit dl rm
wc-product-functions.php	52020	0644	edit dl rm
wc-rest-functions.php	11460	0644	edit dl rm
wc-stock-functions.php	13866	0644	edit dl rm
wc-template-functions.php	123892	0644	edit dl rm
wc-template-hooks.php	12859	0644	edit dl rm
wc-term-functions.php	21155	0644	edit dl rm
wc-update-functions.php	84655	0644	edit dl rm
wc-user-functions.php	29247	0644	edit dl rm
wc-webhook-functions.php	5855	0644	edit dl rm
wc-widget-functions.php	2063	0644	edit dl rm

Edit: /home/suroeste/public_html/wp-content/plugins/woocommerce/includes/class-wc-coupon.php (38770B)

<?php
/**
 * WooCommerce coupons.
 *
 * The WooCommerce coupons class gets coupon data from storage and checks coupon validity.
 *
 * @package WooCommerce\Classes
 * @version 3.0.0
 */

use Automattic\WooCommerce\Utilities\NumberUtil;
use Automattic\WooCommerce\Utilities\StringUtil;

defined( 'ABSPATH' ) || exit;

require_once dirname( __FILE__ ) . '/legacy/class-wc-legacy-coupon.php';

/**
 * Coupon class.
 */
class WC_Coupon extends WC_Legacy_Coupon {

/**
	 * Data array, with defaults.
	 *
	 * @since 3.0.0
	 * @var array
	 */
	protected $data = array(
		'code'                        => '',
		'amount'                      => 0,
		'status'                      => null,
		'date_created'                => null,
		'date_modified'               => null,
		'date_expires'                => null,
		'discount_type'               => 'fixed_cart',
		'description'                 => '',
		'usage_count'                 => 0,
		'individual_use'              => false,
		'product_ids'                 => array(),
		'excluded_product_ids'        => array(),
		'usage_limit'                 => 0,
		'usage_limit_per_user'        => 0,
		'limit_usage_to_x_items'      => null,
		'free_shipping'               => false,
		'product_categories'          => array(),
		'excluded_product_categories' => array(),
		'exclude_sale_items'          => false,
		'minimum_amount'              => '',
		'maximum_amount'              => '',
		'email_restrictions'          => array(),
		'used_by'                     => array(),
		'virtual'                     => false,
	);

// Coupon message codes.
	const E_WC_COUPON_INVALID_FILTERED               = 100;
	const E_WC_COUPON_INVALID_REMOVED                = 101;
	const E_WC_COUPON_NOT_YOURS_REMOVED              = 102;
	const E_WC_COUPON_ALREADY_APPLIED                = 103;
	const E_WC_COUPON_ALREADY_APPLIED_INDIV_USE_ONLY = 104;
	const E_WC_COUPON_NOT_EXIST                      = 105;
	const E_WC_COUPON_USAGE_LIMIT_REACHED            = 106;
	const E_WC_COUPON_EXPIRED                        = 107;
	const E_WC_COUPON_MIN_SPEND_LIMIT_NOT_MET        = 108;
	const E_WC_COUPON_NOT_APPLICABLE                 = 109;
	const E_WC_COUPON_NOT_VALID_SALE_ITEMS           = 110;
	const E_WC_COUPON_PLEASE_ENTER                   = 111;
	const E_WC_COUPON_MAX_SPEND_LIMIT_MET            = 112;
	const E_WC_COUPON_EXCLUDED_PRODUCTS              = 113;
	const E_WC_COUPON_EXCLUDED_CATEGORIES            = 114;
	const E_WC_COUPON_USAGE_LIMIT_COUPON_STUCK       = 115;
	const E_WC_COUPON_USAGE_LIMIT_COUPON_STUCK_GUEST = 116;
	const WC_COUPON_SUCCESS                          = 200;
	const WC_COUPON_REMOVED                          = 201;

/**
	 * Cache group.
	 *
	 * @var string
	 */
	protected $cache_group = 'coupons';

/**
	 * Error message.
	 *
	 * This property should not be considered public API, and should not be accessed directly.
	 * It is being added to supress PHP > 8.0 warnings against dynamic property creation, and all access
	 * should be through the getter and setter methods, namely `get_error_message()` and `set_error_message()`.
	 * In the future, the access modifier may be changed back to protected.
	 *
	 * @var string
	 */
	public $error_message;

/**
	 * Sorting.
	 *
	 * Used by `get_coupons_from_cart` to sort coupons.
	 *
	 * @var int
	 */
	public $sort = 0;

/**
	 * Coupon constructor. Loads coupon data.
	 *
	 * @param mixed $data Coupon data, object, ID or code.
	 */
	public function __construct( $data = '' ) {
		parent::__construct( $data );

// If we already have a coupon object, read it again.
		if ( $data instanceof WC_Coupon ) {
			$this->set_id( absint( $data->get_id() ) );
			$this->read_object_from_database();
			return;
		}

// This filter allows custom coupon objects to be created on the fly.
		$coupon = apply_filters( 'woocommerce_get_shop_coupon_data', false, $data, $this );

if ( $coupon ) {
			$this->read_manual_coupon( $data, $coupon );
			return;
		}

// Try to load coupon using ID or code.
		if ( is_int( $data ) && 'shop_coupon' === get_post_type( $data ) ) {
			$this->set_id( $data );
		} elseif ( is_string( $data ) && ! StringUtil::is_null_or_whitespace( $data ) ) {
			$id = wc_get_coupon_id_by_code( $data );
			// Need to support numeric strings for backwards compatibility.
			if ( ! $id && 'shop_coupon' === get_post_type( $data ) ) {
				$this->set_id( $data );
			} else {
				$this->set_id( $id );
				$this->set_code( $data );
			}
		} else {
			$this->set_object_read( true );
		}

$this->read_object_from_database();
	}

/**
	 * If the object has an ID, read using the data store.
	 *
	 * @since 3.4.1
	 */
	protected function read_object_from_database() {
		$this->data_store = WC_Data_Store::load( 'coupon' );

if ( $this->get_id() > 0 ) {
			$this->data_store->read( $this );
		}
	}
	/**
	 * Checks the coupon type.
	 *
	 * @param  string|array $type Array or string of types.
	 * @return bool
	 */
	public function is_type( $type ) {
		return ( $this->get_discount_type() === $type || ( is_array( $type ) && in_array( $this->get_discount_type(), $type, true ) ) );
	}

/**
	 * Prefix for action and filter hooks on data.
	 *
	 * @since  3.0.0
	 * @return string
	 */
	protected function get_hook_prefix() {
		return 'woocommerce_coupon_get_';
	}

/*
	|--------------------------------------------------------------------------
	| Getters
	|--------------------------------------------------------------------------
	|
	| Methods for getting data from the coupon object.
	|
	*/

/**
	 * Get coupon code.
	 *
	 * @since  3.0.0
	 * @param  string $context What the value is for. Valid values are 'view' and 'edit'.
	 * @return string
	 */
	public function get_code( $context = 'view' ) {
		return $this->get_prop( 'code', $context );
	}

/**
	 * Get coupon description.
	 *
	 * @since  3.0.0
	 * @param  string $context What the value is for. Valid values are 'view' and 'edit'.
	 * @return string
	 */
	public function get_description( $context = 'view' ) {
		return $this->get_prop( 'description', $context );
	}

/**
	 * Get coupon status.
	 *
	 * @since  6.2.0
	 * @param  string $context What the value is for. Valid values are 'view' and 'edit'.
	 * @return string
	 */
	public function get_status( $context = 'view' ) {
		return $this->get_prop( 'status', $context );
	}

/**
	 * Get discount type.
	 *
	 * @since  3.0.0
	 * @param  string $context What the value is for. Valid values are 'view' and 'edit'.
	 * @return string
	 */
	public function get_discount_type( $context = 'view' ) {
		return $this->get_prop( 'discount_type', $context );
	}

/**
	 * Get coupon amount.
	 *
	 * @since  3.0.0
	 * @param  string $context What the value is for. Valid values are 'view' and 'edit'.
	 * @return string
	 */
	public function get_amount( $context = 'view' ) {
		return wc_format_decimal( $this->get_prop( 'amount', $context ) );
	}

/**
	 * Get coupon expiration date.
	 *
	 * @since  3.0.0
	 * @param  string $context What the value is for. Valid values are 'view' and 'edit'.
	 * @return WC_DateTime|NULL object if the date is set or null if there is no date.
	 */
	public function get_date_expires( $context = 'view' ) {
		return $this->get_prop( 'date_expires', $context );
	}

/**
	 * Get date_created
	 *
	 * @since  3.0.0
	 * @param  string $context What the value is for. Valid values are 'view' and 'edit'.
	 * @return WC_DateTime|NULL object if the date is set or null if there is no date.
	 */
	public function get_date_created( $context = 'view' ) {
		return $this->get_prop( 'date_created', $context );
	}

/**
	 * Get date_modified
	 *
	 * @since  3.0.0
	 * @param  string $context What the value is for. Valid values are 'view' and 'edit'.
	 * @return WC_DateTime|NULL object if the date is set or null if there is no date.
	 */
	public function get_date_modified( $context = 'view' ) {
		return $this->get_prop( 'date_modified', $context );
	}

/**
	 * Get coupon usage count.
	 *
	 * @since  3.0.0
	 * @param  string $context What the value is for. Valid values are 'view' and 'edit'.
	 * @return integer
	 */
	public function get_usage_count( $context = 'view' ) {
		return $this->get_prop( 'usage_count', $context );
	}

/**
	 * Get the "individual use" checkbox status.
	 *
	 * @since  3.0.0
	 * @param  string $context What the value is for. Valid values are 'view' and 'edit'.
	 * @return bool
	 */
	public function get_individual_use( $context = 'view' ) {
		return $this->get_prop( 'individual_use', $context );
	}

/**
	 * Get product IDs this coupon can apply to.
	 *
	 * @since  3.0.0
	 * @param  string $context What the value is for. Valid values are 'view' and 'edit'.
	 * @return array
	 */
	public function get_product_ids( $context = 'view' ) {
		return $this->get_prop( 'product_ids', $context );
	}

/**
	 * Get product IDs that this coupon should not apply to.
	 *
	 * @since  3.0.0
	 * @param  string $context What the value is for. Valid values are 'view' and 'edit'.
	 * @return array
	 */
	public function get_excluded_product_ids( $context = 'view' ) {
		return $this->get_prop( 'excluded_product_ids', $context );
	}

/**
	 * Get coupon usage limit.
	 *
	 * @since  3.0.0
	 * @param  string $context What the value is for. Valid values are 'view' and 'edit'.
	 * @return integer
	 */
	public function get_usage_limit( $context = 'view' ) {
		return $this->get_prop( 'usage_limit', $context );
	}

/**
	 * Get coupon usage limit per customer (for a single customer)
	 *
	 * @since  3.0.0
	 * @param  string $context What the value is for. Valid values are 'view' and 'edit'.
	 * @return integer
	 */
	public function get_usage_limit_per_user( $context = 'view' ) {
		return $this->get_prop( 'usage_limit_per_user', $context );
	}

/**
	 * Usage limited to certain amount of items
	 *
	 * @since  3.0.0
	 * @param  string $context What the value is for. Valid values are 'view' and 'edit'.
	 * @return integer|null
	 */
	public function get_limit_usage_to_x_items( $context = 'view' ) {
		return $this->get_prop( 'limit_usage_to_x_items', $context );
	}

/**
	 * If this coupon grants free shipping or not.
	 *
	 * @since  3.0.0
	 * @param  string $context What the value is for. Valid values are 'view' and 'edit'.
	 * @return bool
	 */
	public function get_free_shipping( $context = 'view' ) {
		return $this->get_prop( 'free_shipping', $context );
	}

/**
	 * Get product categories this coupon can apply to.
	 *
	 * @since  3.0.0
	 * @param  string $context What the value is for. Valid values are 'view' and 'edit'.
	 * @return array
	 */
	public function get_product_categories( $context = 'view' ) {
		return $this->get_prop( 'product_categories', $context );
	}

/**
	 * Get product categories this coupon cannot not apply to.
	 *
	 * @since  3.0.0
	 * @param  string $context What the value is for. Valid values are 'view' and 'edit'.
	 * @return array
	 */
	public function get_excluded_product_categories( $context = 'view' ) {
		return $this->get_prop( 'excluded_product_categories', $context );
	}

/**
	 * If this coupon should exclude items on sale.
	 *
	 * @since  3.0.0
	 * @param  string $context What the value is for. Valid values are 'view' and 'edit'.
	 * @return bool
	 */
	public function get_exclude_sale_items( $context = 'view' ) {
		return $this->get_prop( 'exclude_sale_items', $context );
	}

/**
	 * Get minimum spend amount.
	 *
	 * @since  3.0.0
	 * @param  string $context What the value is for. Valid values are 'view' and 'edit'.
	 * @return float
	 */
	public function get_minimum_amount( $context = 'view' ) {
		return $this->get_prop( 'minimum_amount', $context );
	}
	/**
	 * Get maximum spend amount.
	 *
	 * @since  3.0.0
	 * @param  string $context What the value is for. Valid values are 'view' and 'edit'.
	 * @return float
	 */
	public function get_maximum_amount( $context = 'view' ) {
		return $this->get_prop( 'maximum_amount', $context );
	}

/**
	 * Get emails to check customer usage restrictions.
	 *
	 * @since  3.0.0
	 * @param  string $context What the value is for. Valid values are 'view' and 'edit'.
	 * @return array
	 */
	public function get_email_restrictions( $context = 'view' ) {
		return $this->get_prop( 'email_restrictions', $context );
	}

/**
	 * Get records of all users who have used the current coupon.
	 *
	 * @since  3.0.0
	 * @param  string $context What the value is for. Valid values are 'view' and 'edit'.
	 * @return array
	 */
	public function get_used_by( $context = 'view' ) {
		return $this->get_prop( 'used_by', $context );
	}

/**
	 * If the filter is added through the woocommerce_get_shop_coupon_data filter, it's virtual and not in the DB.
	 *
	 * @since 3.2.0
	 * @param  string $context What the value is for. Valid values are 'view' and 'edit'.
	 * @return boolean
	 */
	public function get_virtual( $context = 'view' ) {
		return (bool) $this->get_prop( 'virtual', $context );
	}

/**
	 * Get discount amount for a cart item.
	 *
	 * @param  float      $discounting_amount Amount the coupon is being applied to.
	 * @param  array|null $cart_item          Cart item being discounted if applicable.
	 * @param  boolean    $single             True if discounting a single qty item, false if its the line.
	 * @return float Amount this coupon has discounted.
	 */
	public function get_discount_amount( $discounting_amount, $cart_item = null, $single = false ) {
		$discount      = 0;
		$cart_item_qty = is_null( $cart_item ) ? 1 : $cart_item['quantity'];

if ( $this->is_type( array( 'percent' ) ) ) {
			$discount = (float) $this->get_amount() * ( $discounting_amount / 100 );
		} elseif ( $this->is_type( 'fixed_cart' ) && ! is_null( $cart_item ) && WC()->cart->subtotal_ex_tax ) {
			/**
			 * This is the most complex discount - we need to divide the discount between rows based on their price in.
			 * proportion to the subtotal. This is so rows with different tax rates get a fair discount, and so rows.
			 * with no price (free) don't get discounted.
			 *
			 * Get item discount by dividing item cost by subtotal to get a %.
			 *
			 * Uses price inc tax if prices include tax to work around https://github.com/woocommerce/woocommerce/issues/7669 and https://github.com/woocommerce/woocommerce/issues/8074.
			 */
			if ( wc_prices_include_tax() ) {
				$discount_percent = ( wc_get_price_including_tax( $cart_item['data'] ) * $cart_item_qty ) / WC()->cart->subtotal;
			} else {
				$discount_percent = ( wc_get_price_excluding_tax( $cart_item['data'] ) * $cart_item_qty ) / WC()->cart->subtotal_ex_tax;
			}
			$discount = ( (float) $this->get_amount() * $discount_percent ) / $cart_item_qty;

} elseif ( $this->is_type( 'fixed_product' ) ) {
			$discount = min( $this->get_amount(), $discounting_amount );
			$discount = $single ? $discount : $discount * $cart_item_qty;
		}

return apply_filters(
			'woocommerce_coupon_get_discount_amount',
			NumberUtil::round( min( $discount, $discounting_amount ), wc_get_rounding_precision() ),
			$discounting_amount,
			$cart_item,
			$single,
			$this
		);
	}

/*
	|--------------------------------------------------------------------------
	| Setters
	|--------------------------------------------------------------------------
	|
	| Functions for setting coupon data. These should not update anything in the
	| database itself and should only change what is stored in the class
	| object.
	|
	*/

/**
	 * Set coupon code.
	 *
	 * @since 3.0.0
	 * @param string $code Coupon code.
	 */
	public function set_code( $code ) {
		$this->set_prop( 'code', wc_format_coupon_code( $code ) );
	}

/**
	 * Set coupon description.
	 *
	 * @since 3.0.0
	 * @param string $description Description.
	 */
	public function set_description( $description ) {
		$this->set_prop( 'description', $description );
	}

/**
	 * Set coupon status.
	 *
	 * @since 3.0.0
	 * @param string $status Status.
	 */
	public function set_status( $status ) {
		$this->set_prop( 'status', $status );
	}

/**
	 * Set discount type.
	 *
	 * @since 3.0.0
	 * @param string $discount_type Discount type.
	 */
	public function set_discount_type( $discount_type ) {
		if ( 'percent_product' === $discount_type ) {
			$discount_type = 'percent'; // Backwards compatibility.
		}
		if ( ! in_array( $discount_type, array_keys( wc_get_coupon_types() ), true ) ) {
			$this->error( 'coupon_invalid_discount_type', __( 'Invalid discount type', 'woocommerce' ) );
		}
		$this->set_prop( 'discount_type', $discount_type );
	}

/**
	 * Set amount.
	 *
	 * @since 3.0.0
	 * @param float $amount Amount.
	 */
	public function set_amount( $amount ) {
		$amount = wc_format_decimal( $amount );

if ( ! is_numeric( $amount ) ) {
			$amount = 0;
		}

if ( $amount < 0 ) {
			$this->error( 'coupon_invalid_amount', __( 'Invalid discount amount', 'woocommerce' ) );
		}

if ( 'percent' === $this->get_discount_type() && $amount > 100 ) {
			$this->error( 'coupon_invalid_amount', __( 'Invalid discount amount', 'woocommerce' ) );
		}

$this->set_prop( 'amount', $amount );
	}

/**
	 * Set expiration date.
	 *
	 * @since  3.0.0
	 * @param string|integer|null $date UTC timestamp, or ISO 8601 DateTime. If the DateTime string has no timezone or offset, WordPress site timezone will be assumed. Null if there is no date.
	 */
	public function set_date_expires( $date ) {
		$this->set_date_prop( 'date_expires', $date );
	}

/**
	 * Set date_created
	 *
	 * @since  3.0.0
	 * @param string|integer|null $date UTC timestamp, or ISO 8601 DateTime. If the DateTime string has no timezone or offset, WordPress site timezone will be assumed. Null if there is no date.
	 */
	public function set_date_created( $date ) {
		$this->set_date_prop( 'date_created', $date );
	}

/**
	 * Set date_modified
	 *
	 * @since  3.0.0
	 * @param string|integer|null $date UTC timestamp, or ISO 8601 DateTime. If the DateTime string has no timezone or offset, WordPress site timezone will be assumed. Null if there is no date.
	 */
	public function set_date_modified( $date ) {
		$this->set_date_prop( 'date_modified', $date );
	}

/**
	 * Set how many times this coupon has been used.
	 *
	 * @since 3.0.0
	 * @param int $usage_count Usage count.
	 */
	public function set_usage_count( $usage_count ) {
		$this->set_prop( 'usage_count', absint( $usage_count ) );
	}

/**
	 * Set if this coupon can only be used once.
	 *
	 * @since 3.0.0
	 * @param bool $is_individual_use If is for individual use.
	 */
	public function set_individual_use( $is_individual_use ) {
		$this->set_prop( 'individual_use', (bool) $is_individual_use );
	}

/**
	 * Set the product IDs this coupon can be used with.
	 *
	 * @since 3.0.0
	 * @param array $product_ids Products IDs.
	 */
	public function set_product_ids( $product_ids ) {
		$this->set_prop( 'product_ids', array_filter( wp_parse_id_list( (array) $product_ids ) ) );
	}

/**
	 * Set the product IDs this coupon cannot be used with.
	 *
	 * @since 3.0.0
	 * @param array $excluded_product_ids Exclude product IDs.
	 */
	public function set_excluded_product_ids( $excluded_product_ids ) {
		$this->set_prop( 'excluded_product_ids', array_filter( wp_parse_id_list( (array) $excluded_product_ids ) ) );
	}

/**
	 * Set the amount of times this coupon can be used.
	 *
	 * @since 3.0.0
	 * @param int $usage_limit Usage limit.
	 */
	public function set_usage_limit( $usage_limit ) {
		$this->set_prop( 'usage_limit', absint( $usage_limit ) );
	}

/**
	 * Set the amount of times this coupon can be used per user.
	 *
	 * @since 3.0.0
	 * @param int $usage_limit Usage limit.
	 */
	public function set_usage_limit_per_user( $usage_limit ) {
		$this->set_prop( 'usage_limit_per_user', absint( $usage_limit ) );
	}

/**
	 * Set usage limit to x number of items.
	 *
	 * @since 3.0.0
	 * @param int|null $limit_usage_to_x_items Limit usage to X items.
	 */
	public function set_limit_usage_to_x_items( $limit_usage_to_x_items ) {
		$this->set_prop( 'limit_usage_to_x_items', is_null( $limit_usage_to_x_items ) ? null : absint( $limit_usage_to_x_items ) );
	}

/**
	 * Set if this coupon enables free shipping or not.
	 *
	 * @since 3.0.0
	 * @param bool $free_shipping If grant free shipping.
	 */
	public function set_free_shipping( $free_shipping ) {
		$this->set_prop( 'free_shipping', (bool) $free_shipping );
	}

/**
	 * Set the product category IDs this coupon can be used with.
	 *
	 * @since 3.0.0
	 * @param array $product_categories List of product categories.
	 */
	public function set_product_categories( $product_categories ) {
		$this->set_prop( 'product_categories', array_filter( wp_parse_id_list( (array) $product_categories ) ) );
	}

/**
	 * Set the product category IDs this coupon cannot be used with.
	 *
	 * @since 3.0.0
	 * @param array $excluded_product_categories List of excluded product categories.
	 */
	public function set_excluded_product_categories( $excluded_product_categories ) {
		$this->set_prop( 'excluded_product_categories', array_filter( wp_parse_id_list( (array) $excluded_product_categories ) ) );
	}

/**
	 * Set if this coupon should excluded sale items or not.
	 *
	 * @since 3.0.0
	 * @param bool $exclude_sale_items If should exclude sale items.
	 */
	public function set_exclude_sale_items( $exclude_sale_items ) {
		$this->set_prop( 'exclude_sale_items', (bool) $exclude_sale_items );
	}

/**
	 * Set the minimum spend amount.
	 *
	 * @since 3.0.0
	 * @param float $amount Minimum amount.
	 */
	public function set_minimum_amount( $amount ) {
		$this->set_prop( 'minimum_amount', wc_format_decimal( $amount ) );
	}

/**
	 * Set the maximum spend amount.
	 *
	 * @since 3.0.0
	 * @param float $amount Maximum amount.
	 */
	public function set_maximum_amount( $amount ) {
		$this->set_prop( 'maximum_amount', wc_format_decimal( $amount ) );
	}

/**
	 * Set email restrictions.
	 *
	 * @since 3.0.0
	 * @param array $emails List of emails.
	 */
	public function set_email_restrictions( $emails = array() ) {
		$emails = array_filter( array_map( 'sanitize_email', array_map( 'strtolower', (array) $emails ) ) );
		foreach ( $emails as $email ) {
			if ( ! is_email( $email ) ) {
				$this->error( 'coupon_invalid_email_address', __( 'Invalid email address restriction', 'woocommerce' ) );
			}
		}
		$this->set_prop( 'email_restrictions', $emails );
	}

/**
	 * Set which users have used this coupon.
	 *
	 * @since 3.0.0
	 * @param array $used_by List of user IDs.
	 */
	public function set_used_by( $used_by ) {
		$this->set_prop( 'used_by', array_filter( $used_by ) );
	}

/**
	 * Set coupon virtual state.
	 *
	 * @param boolean $virtual Whether it is virtual or not.
	 * @since 3.2.0
	 */
	public function set_virtual( $virtual ) {
		$this->set_prop( 'virtual', (bool) $virtual );
	}

/*
	|--------------------------------------------------------------------------
	| Other Actions
	|--------------------------------------------------------------------------
	*/

/**
	 * Developers can programmatically return coupons. This function will read those values into our WC_Coupon class.
	 *
	 * @since 3.0.0
	 * @param string $code   Coupon code.
	 * @param array  $coupon Array of coupon properties.
	 */
	public function read_manual_coupon( $code, $coupon ) {
		foreach ( $coupon as $key => $value ) {
			switch ( $key ) {
				case 'excluded_product_ids':
				case 'exclude_product_ids':
					if ( ! is_array( $coupon[ $key ] ) ) {
						wc_doing_it_wrong( $key, $key . ' should be an array instead of a string.', '3.0' );
						$coupon['excluded_product_ids'] = wc_string_to_array( $value );
					}
					break;
				case 'exclude_product_categories':
				case 'excluded_product_categories':
					if ( ! is_array( $coupon[ $key ] ) ) {
						wc_doing_it_wrong( $key, $key . ' should be an array instead of a string.', '3.0' );
						$coupon['excluded_product_categories'] = wc_string_to_array( $value );
					}
					break;
				case 'product_ids':
					if ( ! is_array( $coupon[ $key ] ) ) {
						wc_doing_it_wrong( $key, $key . ' should be an array instead of a string.', '3.0' );
						$coupon[ $key ] = wc_string_to_array( $value );
					}
					break;
				case 'individual_use':
				case 'free_shipping':
				case 'exclude_sale_items':
					if ( ! is_bool( $coupon[ $key ] ) ) {
						wc_doing_it_wrong( $key, $key . ' should be true or false instead of yes or no.', '3.0' );
						$coupon[ $key ] = wc_string_to_bool( $value );
					}
					break;
				case 'expiry_date':
					$coupon['date_expires'] = $value;
					break;
			}
		}
		$this->set_props( $coupon );
		$this->set_code( $code );
		$this->set_id( 0 );
		$this->set_virtual( true );
	}

/**
	 * Increase usage count for current coupon.
	 *
	 * @param string   $used_by  Either user ID or billing email.
	 * @param WC_Order $order  If provided, will clear the coupons held by this order.
	 */
	public function increase_usage_count( $used_by = '', $order = null ) {
		if ( $this->get_id() && $this->data_store ) {
			$new_count = $this->data_store->increase_usage_count( $this, $used_by, $order );

// Bypass set_prop and remove pending changes since the data store saves the count already.
			$this->data['usage_count'] = $new_count;
			if ( isset( $this->changes['usage_count'] ) ) {
				unset( $this->changes['usage_count'] );
			}
		}
	}

/**
	 * Decrease usage count for current coupon.
	 *
	 * @param string $used_by Either user ID or billing email.
	 */
	public function decrease_usage_count( $used_by = '' ) {
		if ( $this->get_id() && $this->get_usage_count() > 0 && $this->data_store ) {
			$new_count = $this->data_store->decrease_usage_count( $this, $used_by );

/*
	|--------------------------------------------------------------------------
	| Validation & Error Handling
	|--------------------------------------------------------------------------
	*/

/**
	 * Returns the error_message string.

* @return string
	 */
	public function get_error_message() {
		return $this->error_message;
	}

/**
	 * Sets the error_message string.
	 *
	 * @param string $message Message string.
	 *
	 * @return void
	 */
	public function set_error_message( string $message ) {
		$this->error_message = $message;
	}

/**
	 * Check if a coupon is valid for the cart.
	 *
	 * @deprecated 3.2.0 In favor of WC_Discounts->is_coupon_valid.
	 * @return bool
	 */
	public function is_valid() {
		$discounts = new WC_Discounts( WC()->cart );
		$valid     = $discounts->is_coupon_valid( $this );

if ( is_wp_error( $valid ) ) {
			$this->error_message = $valid->get_error_message();
			return false;
		}

return $valid;
	}

/**
	 * Check if a coupon is valid.
	 *
	 * @return bool
	 */
	public function is_valid_for_cart() {
		return apply_filters( 'woocommerce_coupon_is_valid_for_cart', $this->is_type( wc_get_cart_coupon_types() ), $this );
	}

/**
	 * Check if a coupon is valid for a product.
	 *
	 * @param WC_Product $product Product instance.
	 * @param array      $values  Values.
	 * @return bool
	 */
	public function is_valid_for_product( $product, $values = array() ) {
		if ( ! $this->is_type( wc_get_product_coupon_types() ) || ! is_a( $product, WC_Product::class ) ) {
			return apply_filters( 'woocommerce_coupon_is_valid_for_product', false, $product, $this, $values );
		}

$valid        = false;
		$product_cats = wc_get_product_cat_ids( $product->is_type( 'variation' ) ? $product->get_parent_id() : $product->get_id() );
		$product_ids  = array( $product->get_id(), $product->get_parent_id() );

// Specific products get the discount.
		if ( count( $this->get_product_ids() ) && count( array_intersect( $product_ids, $this->get_product_ids() ) ) ) {
			$valid = true;
		}

// Category discounts.
		if ( count( $this->get_product_categories() ) && count( array_intersect( $product_cats, $this->get_product_categories() ) ) ) {
			$valid = true;
		}

// No product ids - all items discounted.
		if ( ! count( $this->get_product_ids() ) && ! count( $this->get_product_categories() ) ) {
			$valid = true;
		}

// Specific product IDs excluded from the discount.
		if ( count( $this->get_excluded_product_ids() ) && count( array_intersect( $product_ids, $this->get_excluded_product_ids() ) ) ) {
			$valid = false;
		}

// Specific categories excluded from the discount.
		if ( count( $this->get_excluded_product_categories() ) && count( array_intersect( $product_cats, $this->get_excluded_product_categories() ) ) ) {
			$valid = false;
		}

// Sale Items excluded from discount.
		if ( $this->get_exclude_sale_items() && $product->is_on_sale() ) {
			$valid = false;
		}

return apply_filters( 'woocommerce_coupon_is_valid_for_product', $valid, $product, $this, $values );
	}

/**
	 * Converts one of the WC_Coupon message/error codes to a message string and.
	 * displays the message/error.
	 *
	 * @param int    $msg_code Message/error code.
	 * @param string $notice_type Notice type.
	 */
	public function add_coupon_message( $msg_code, $notice_type = 'success' ) {
		if ( $msg_code < 200 ) {
			$msg         = $this->get_coupon_error( $msg_code );
			$notice_type = 'error';
		} else {
			$msg = $this->get_coupon_message( $msg_code );
		}

if ( empty( $msg ) ) {
			return;
		}

// Since coupon validation is done multiple times (e.g. to ensure a valid cart), we need to check for dupes.
		if ( wc_has_notice( $msg, $notice_type ) ) {
			return;
		}

wc_add_notice( $msg, $notice_type );
	}

/**
	 * Map one of the WC_Coupon message codes to a message string.
	 *
	 * @param integer $msg_code Message code.
	 * @return string Message/error string.
	 */
	public function get_coupon_message( $msg_code ) {
		switch ( $msg_code ) {
			case self::WC_COUPON_SUCCESS:
				$msg = __( 'Coupon code applied successfully.', 'woocommerce' );
				break;
			case self::WC_COUPON_REMOVED:
				$msg = __( 'Coupon code removed successfully.', 'woocommerce' );
				break;
			default:
				$msg = '';
				break;
		}
		return apply_filters( 'woocommerce_coupon_message', $msg, $msg_code, $this );
	}

/**
	 * Map one of the WC_Coupon error codes to a message string.
	 *
	 * @param int $err_code Message/error code.
	 * @return string Message/error string
	 */
	public function get_coupon_error( $err_code ) {
		switch ( $err_code ) {
			case self::E_WC_COUPON_INVALID_FILTERED:
				$err = __( 'Coupon is not valid.', 'woocommerce' );
				break;
			case self::E_WC_COUPON_NOT_EXIST:
				/* translators: %s: coupon code */
				$err = sprintf( __( 'Coupon "%s" does not exist!', 'woocommerce' ), esc_html( $this->get_code() ) );
				break;
			case self::E_WC_COUPON_INVALID_REMOVED:
				/* translators: %s: coupon code */
				$err = sprintf( __( 'Sorry, it seems the coupon "%s" is invalid - it has now been removed from your order.', 'woocommerce' ), esc_html( $this->get_code() ) );
				break;
			case self::E_WC_COUPON_NOT_YOURS_REMOVED:
				// We check for supplied billing email. On shortcode, this will be present for checkout requests.
				$billing_email = \Automattic\WooCommerce\Utilities\ArrayUtil::get_value_or_default( $_POST, 'billing_email' ); // phpcs:ignore WordPress.Security.NonceVerification.Missing
				if ( ! is_null( $billing_email ) ) {
					/* translators: %s: coupon code */
					$err = sprintf( __( 'Please enter a valid email to use coupon code "%s".', 'woocommerce' ), esc_html( $this->get_code() ) );
				} else {
					/* translators: %s: coupon code */
					$err = sprintf( __( 'Please enter a valid email at checkout to use coupon code "%s".', 'woocommerce' ), esc_html( $this->get_code() ) );
				}
				break;
			case self::E_WC_COUPON_ALREADY_APPLIED:
				$err = __( 'Coupon code already applied!', 'woocommerce' );
				break;
			case self::E_WC_COUPON_ALREADY_APPLIED_INDIV_USE_ONLY:
				/* translators: %s: coupon code */
				$err = sprintf( __( 'Sorry, coupon "%s" has already been applied and cannot be used in conjunction with other coupons.', 'woocommerce' ), esc_html( $this->get_code() ) );
				break;
			case self::E_WC_COUPON_USAGE_LIMIT_REACHED:
				$err = __( 'Coupon usage limit has been reached.', 'woocommerce' );
				break;
			case self::E_WC_COUPON_EXPIRED:
				$err = __( 'This coupon has expired.', 'woocommerce' );
				break;
			case self::E_WC_COUPON_MIN_SPEND_LIMIT_NOT_MET:
				/* translators: %s: coupon minimum amount */
				$err = sprintf( __( 'The minimum spend for this coupon is %s.', 'woocommerce' ), wc_price( $this->get_minimum_amount() ) );
				break;
			case self::E_WC_COUPON_MAX_SPEND_LIMIT_MET:
				/* translators: %s: coupon maximum amount */
				$err = sprintf( __( 'The maximum spend for this coupon is %s.', 'woocommerce' ), wc_price( $this->get_maximum_amount() ) );
				break;
			case self::E_WC_COUPON_NOT_APPLICABLE:
				$err = __( 'Sorry, this coupon is not applicable to your cart contents.', 'woocommerce' );
				break;
			case self::E_WC_COUPON_USAGE_LIMIT_COUPON_STUCK:
				if ( is_user_logged_in() && wc_get_page_id( 'myaccount' ) > 0 ) {
					/* translators: %s: myaccount page link. */
					$err = sprintf( __( 'Coupon usage limit has been reached. If you were using this coupon just now but your order was not complete, you can retry or cancel the order by going to the <a href="%s">my account page</a>.', 'woocommerce' ), wc_get_endpoint_url( 'orders', '', wc_get_page_permalink( 'myaccount' ) ) );
				} else {
					$err = $this->get_coupon_error( self::E_WC_COUPON_USAGE_LIMIT_REACHED );
				}
				break;
			case self::E_WC_COUPON_USAGE_LIMIT_COUPON_STUCK_GUEST:
				$err = __( 'Coupon usage limit has been reached. Please try again after some time, or contact us for help.', 'woocommerce' );
				break;
			case self::E_WC_COUPON_EXCLUDED_PRODUCTS:
				// Store excluded products that are in cart in $products.
				$products = array();
				if ( ! WC()->cart->is_empty() ) {
					foreach ( WC()->cart->get_cart() as $cart_item_key => $cart_item ) {
						if ( in_array( intval( $cart_item['product_id'] ), $this->get_excluded_product_ids(), true ) || in_array( intval( $cart_item['variation_id'] ), $this->get_excluded_product_ids(), true ) || in_array( intval( $cart_item['data']->get_parent_id() ), $this->get_excluded_product_ids(), true ) ) {
							$products[] = $cart_item['data']->get_name();
						}
					}
				}

/* translators: %s: products list */
				$err = sprintf( __( 'Sorry, this coupon is not applicable to the products: %s.', 'woocommerce' ), implode( ', ', $products ) );
				break;
			case self::E_WC_COUPON_EXCLUDED_CATEGORIES:
				// Store excluded categories that are in cart in $categories.
				$categories = array();
				if ( ! WC()->cart->is_empty() ) {
					foreach ( WC()->cart->get_cart() as $cart_item_key => $cart_item ) {
						$product_cats = wc_get_product_cat_ids( $cart_item['product_id'] );
						$intersect    = array_intersect( $product_cats, $this->get_excluded_product_categories() );

if ( count( $intersect ) > 0 ) {
							foreach ( $intersect as $cat_id ) {
								$cat          = get_term( $cat_id, 'product_cat' );
								$categories[] = $cat->name;
							}
						}
					}
				}

/* translators: %s: categories list */
				$err = sprintf( __( 'Sorry, this coupon is not applicable to the categories: %s.', 'woocommerce' ), implode( ', ', array_unique( $categories ) ) );
				break;
			case self::E_WC_COUPON_NOT_VALID_SALE_ITEMS:
				$err = __( 'Sorry, this coupon is not valid for sale items.', 'woocommerce' );
				break;
			default:
				$err = '';
				break;
		}
		return apply_filters( 'woocommerce_coupon_error', $err, $err_code, $this );
	}

/**
	 * Map one of the WC_Coupon error codes to an error string.
	 * No coupon instance will be available where a coupon does not exist,
	 * so this static method exists.
	 *
	 * @param int $err_code Error code.
	 * @return string Error string.
	 */
	public static function get_generic_coupon_error( $err_code ) {
		switch ( $err_code ) {
			case self::E_WC_COUPON_NOT_EXIST:
				$err = __( 'Coupon does not exist!', 'woocommerce' );
				break;
			case self::E_WC_COUPON_PLEASE_ENTER:
				$err = __( 'Please enter a coupon code.', 'woocommerce' );
				break;
			default:
				$err = '';
				break;
		}
		// When using this static method, there is no $this to pass to filter.
		return apply_filters( 'woocommerce_coupon_error', $err, $err_code, null );
	}

/**
	 * Get the coupon information that is needed to reapply the coupon to an existing order.
	 * This information is intended to be stored as a meta value in the order line item corresponding to the coupon
	 * and should NOT be modified or extended (additional/custom data should go in a separate metadata entry).
	 *
	 * The information returned is a JSON-encoded string of an array with the following coupon information:
	 *
	 * 0: Id
	 * 1: Code
	 * 2: Type, null is equivalent to 'fixed_cart'
	 * 3: Nominal amount (either a fixed amount or a percent, depending on the coupon type)
	 * 4: The coupon grants free shipping? (present only if true)
	 *
	 * @return string A JSON string with information that allows the coupon to be reapplied to an existing order.
	 */
	public function get_short_info(): string {
		$type = $this->get_discount_type();
		$info = array(
			$this->get_id(),
			$this->get_code(),
			'fixed_cart' === $type ? null : $type,
			(float) $this->get_prop( 'amount' ),
		);

if ( $this->get_free_shipping() ) {
			$info[] = true;
		}

return wp_json_encode( $info );
	}

/**
	 * Sets the coupon parameters from a reapply information set generated with 'get_short_info'.
	 *
	 * @param string $info JSON string with reapply information as returned by 'get_short_info'.
	 */
	public function set_short_info( string $info ) {
		$info = json_decode( $info, true );

$this->set_id( $info[0] ?? 0 );
		$this->set_code( $info[1] ?? '' );
		$this->set_discount_type( $info[2] ?? 'fixed_cart' );
		$this->set_amount( $info[3] ?? 0 );
		$this->set_free_shipping( $info[4] ?? false );
	}

/**
	 * Returns alternate error messages based on context (eg. Cart and Checkout).
	 *
	 * @param int $err_code Message/error code.
	 *
	 * @return array Context based alternate error messages.
	 */
	public function get_context_based_coupon_errors( $err_code = null ) {

switch ( $err_code ) {
			case self::E_WC_COUPON_NOT_YOURS_REMOVED:
				return array(
					/* translators: %s: coupon code */
					'cart'     => sprintf( __( 'Please enter a valid email at checkout to use coupon code "%s".', 'woocommerce' ), esc_html( $this->get_code() ) ),
					/* translators: %s: coupon code */
					'checkout' => sprintf( __( 'Please enter a valid email to use coupon code "%s".', 'woocommerce' ), esc_html( $this->get_code() ) ),
				);
			default:
				return array();
		}
	}
}

cmd: