PHPShop/moneta/class/host/CheckoutView.php

<?php

declare(strict_types=1);

namespace MonetaPhpShop\host;

use MonetaPhpShop\form\AmountText;
use MonetaPhpShop\form\PaymentForm;
use MonetaPhpShop\form\ReturnAccess;
use MonetaPhpShop\form\ReturnUrls;
use MonetaPhpShop\order\Order;
use MonetaPhpShop\order\PaymentEligibility;
use MonetaPhpShop\protocol\AssistantProtocol;
use MonetaPhpShop\Settings;

/**
 * Êíîïêà îïëàòû äëÿ õóêîâ âèòðèíû: ïîñëå îôîðìëåíèÿ çàêàçà (`send_to_order`) è â ëè÷íîì
 * êàáèíåòå (`userorderpaymentlink`). Îøèáêà ìîäóëÿ íå äîëæíà ðîíÿòü ñòðàíèöó ìàãàçèíà:
 * ïîêóïàòåëü âèäèò íåéòðàëüíûé òåêñò, ïîäðîáíîñòè — â æóðíàëå PHP.
 */
final class CheckoutView
{
    private const MESSAGES = [
        PaymentEligibility::NOT_CONFIGURED => 'Îïëàòà ÷åðåç Ìîíåòó âðåìåííî íåäîñòóïíà. Ñâÿæèòåñü ñ ìàãàçèíîì.',
        PaymentEligibility::ALREADY_PAID => 'Çàêàç îïëà÷åí.',
        PaymentEligibility::CANCELLED => 'Çàêàç îòìåí¸í.',
        PaymentEligibility::AWAITING_STATUS => 'Çàêàç îáðàáàòûâàåòñÿ ìåíåäæåðîì.',
        PaymentEligibility::UNSUPPORTED_CURRENCY => 'Îïëàòà ÷åðåç Ìîíåòó âîçìîæíà òîëüêî â ðóáëÿõ.',
        PaymentEligibility::ZERO_AMOUNT => 'Îïëàòà íå òðåáóåòñÿ.',
    ];

    /** Òåêñò êíîïêè îïëàòû; íà êàðòî÷êå ïîñëå îôîðìëåíèÿ ê íåìó äîáàâëÿåòñÿ ñóììà. */
    private const BUTTON_TITLE = 'Îïëàòèòü';

    private const UNAVAILABLE = 'Îïëàòà âðåìåííî íåäîñòóïíà. Ïîïðîáóéòå ïîçæå èëè ñâÿæèòåñü ñ ìàãàçèíîì.';

    /** @var SettingsRepository */
    private $settingsRepository;

    /** @var OrderRepository */
    private $orderRepository;

    /** @var ShopContext */
    private $shopContext;

    public function __construct(
        SettingsRepository $settingsRepository,
        OrderRepository $orderRepository,
        ShopContext $shopContext
    ) {
        $this->settingsRepository = $settingsRepository;
        $this->orderRepository = $orderRepository;
        $this->shopContext = $shopContext;
    }

    public static function create(): self
    {
        return new self(new SettingsRepository(), new OrderRepository(), new ShopContext());
    }

    /**
     * Áëîê íà ñòðàíèöå «Çàêàç îôîðìëåí»: ñóììà è êíîïêà, åñëè çàêàç óæå ìîæíî îïëàòèòü, èíà÷å
     * òåêñò î ñîñòîÿíèè çàêàçà. Ðàçìåòêó ñîáèðàåò øàáëîí `payment_forma.tpl` â õóêå; ÷àñòè — â cp1251.
     */
    public function afterCheckout(int $orderId): CheckoutBlock
    {
        return $this->block($orderId, true);
    }

    /**
     * ß÷åéêà «Ñïîñîá îïëàòû» â ëè÷íîì êàáèíåòå: îïèñàíèå îïëàòû è êíîïêà èëè ñîñòîÿíèå çàêàçà, áåç ñóììû.
     */
    public function inAccount(int $orderId): string
    {
        $block = $this->block($orderId, false);
        if ($block->isEmpty()) {
            return '';
        }
        $info = ($block->getInfo() === '') ? '' : '<p class="moneta-payment-info">' . $block->getInfo() . '</p>';

        return HostCharset::toPage('<div class="moneta-payment">' . $info . $block->getForm() . '</div>');
    }

    /**
     * ×òî ïîêàçàòü ïî ñîñòîÿíèþ çàêàçà: ôîðìó îïëàòû ñ ñóììîé, åñëè çàêàç ìîæíî îïëàòèòü,
     * èíà÷å — òåêñò î ñîñòîÿíèè.
     *
     * @param string $formHtml ôîðìà îïëàòû; íóæíà òîëüêî äëÿ {@see PaymentEligibility::PAYABLE}
     * @param string $total ñóììà ê îïëàòå òåêñòîì; ïîêàçûâàåòñÿ òîëüêî âìåñòå ñ ôîðìîé
     * @param string $description «Îïèñàíèå îïëàòû» îáû÷íûì òåêñòîì; ïîêàçûâàåòñÿ òîëüêî âìåñòå ñ ôîðìîé:
     *     «Îïëàòèòå çàêàç» áåç êíîïêè (çàêàç æä¸ò ìåíåäæåðà) ñáèâàë áû ñ òîëêó
     */
    public static function compose(
        string $eligibility,
        string $formHtml,
        string $total = '',
        string $description = ''
    ): CheckoutBlock {
        if ($eligibility === PaymentEligibility::PAYABLE) {
            return new CheckoutBlock($formHtml, $total, self::descriptionHtml($description));
        }

        return new CheckoutBlock('<p>' . (self::MESSAGES[$eligibility] ?? self::UNAVAILABLE) . '</p>');
    }

    private function block(int $orderId, bool $afterCheckout): CheckoutBlock
    {
        try {
            $settings = $this->settingsRepository->load();
            $order = $this->orderRepository->findById($orderId);
            if ($order === null) {
                return new CheckoutBlock('');
            }
            // Ëè÷íûé êàáèíåò îòêðûâàåò çàêàç ïî îäíîìó uid, íå ñâåðÿÿ âëàäåëüöà
            // (`users.core/action_order_info.php` ÿäðà): ôîðìó è çàïèñü â ñåññèþ — òîëüêî âëàäåëüöó.
            if (!$afterCheckout && !ReturnAccess::isOwner($order, $this->shopContext->sessionUserId())) {
                return new CheckoutBlock('');
            }

            $currency = $this->shopContext->orderCurrency();
            $eligibility = PaymentEligibility::check($settings, $order, $currency);
            if ($eligibility !== PaymentEligibility::PAYABLE) {
                return self::compose($eligibility, '');
            }
            $this->shopContext->rememberPayableOrder($order->getId());

            // Íà êàðòî÷êå ïîñëå îôîðìëåíèÿ — ñóììà îòäåëüíîé ñòðîêîé è â êíîïêå,
            // ñî çíàêîì âàëþòû âèòðèíû; â ÿ÷åéêå ëè÷íîãî êàáèíåòà — êîðîòêàÿ êíîïêà.
            $amount = '';
            $currencyIcon = '';
            if ($afterCheckout) {
                $amount = AmountText::format($order->getAmount(), $this->shopContext->priceDecimals());
                $currencyIcon = $this->shopContext->currencyIcon();
            }
            $suffix = ($currencyIcon === '') ? '' : ' ' . $currencyIcon;
            $formHtml = $this->form(
                $settings,
                $order,
                (string) AssistantProtocol::normalizeCurrency($currency),
                ($amount === '') ? self::BUTTON_TITLE : self::BUTTON_TITLE . ' ' . $amount,
                ($amount === '') ? '' : $suffix,
            );
            $total = ($amount === '') ? '' : $amount . $suffix;
            $description = HostCharset::fromDatabase($settings->getPaymentDescription());

            return self::compose($eligibility, $formHtml, $total, $description);
        } catch (\Throwable $exception) {
            (new ErrorLogLogger())->error(
                'Êíîïêà îïëàòû çàêàçà ' . $orderId . ' íå ïîñòðîåíà: ' . $exception->getMessage(),
            );

            return new CheckoutBlock('<p>' . self::UNAVAILABLE . '</p>');
        }
    }

    /**
     * Òåêñò ìåð÷àíòà èç íàñòðîåê — â HTML: ýêðàíèðîâàíèå, ïåðåíîñû ñòðîê — `<br>`.
     */
    private static function descriptionHtml(string $text): string
    {
        $text = trim($text);

        return ($text === '') ? '' : nl2br(htmlspecialchars($text, ENT_QUOTES, 'Windows-1251'), false);
    }

    private function form(
        Settings $settings,
        Order $order,
        string $currency,
        string $buttonTitle,
        string $buttonSuffixHtml
    ): string {
        return PaymentForm::create(
            $settings,
            $order,
            $currency,
            $this->shopContext->now(),
            new ReturnUrls($this->shopContext->returnPageUrl()),
            'Îïëàòà çàêàçà ¹' . $order->getUid(),
            $this->shopContext->cms(),
            AssistantProtocol::normalizeLocale($this->shopContext->shopLocale()),
        )->toHtml($buttonTitle, $buttonSuffixHtml);
    }
}