<?php

namespace Alexr\Enums;

class VoucherStatus {

	const PENDING_PAYMENT = "pending_payment"; // Created, awaiting Stripe confirmation
	const ACTIVE          = "active";          // Paid; redeemable (full or partial balance)
	const REDEEMED        = "redeemed";        // Balance reached zero
	const EXPIRED         = "expired";         // Past expires_at
	const CANCELLED       = "cancelled";       // Voided by staff / abandoned payment

	public static function listing() {
		return [
			self::PENDING_PAYMENT => __eva('Pending payment'),
			self::ACTIVE          => __eva('Active'),
			self::REDEEMED        => __eva('Redeemed'),
			self::EXPIRED         => __eva('Expired'),
			self::CANCELLED       => __eva('Cancelled'),
		];
	}

	public static function label($status) {
		$list = self::listing();
		return isset($list[$status]) ? $list[$status] : ucfirst($status);
	}

	/**
	 * Statuses where the voucher can still be redeemed
	 * (subject to remaining balance and expiry checks).
	 */
	public static function redeemable() {
		return [
			self::ACTIVE,
		];
	}

	/**
	 * Statuses that count as "sold" for reporting / outstanding-liability.
	 * A voucher only reaches these after its payment is confirmed.
	 */
	public static function sold() {
		return [
			self::ACTIVE,
			self::REDEEMED,
			self::EXPIRED,
		];
	}

	/**
	 * Statuses that still hold value the restaurant may owe
	 * (active with remaining balance). Used for the liability report.
	 */
	public static function outstanding() {
		return [
			self::ACTIVE,
		];
	}
}