<?php

declare(strict_types=1);

namespace Abovault\Blocks;

use Automattic\WooCommerce\Blocks\Payments\Integrations\AbstractPaymentMethodType;

defined('ABSPATH') || exit;

/**
 * WooCommerce Blocks (Cart/Checkout block) integration for the SEPA gateway.
 * The block checkout is the default on modern WooCommerce — a classic
 * WC_Payment_Gateway alone is invisible there. This registers our method with
 * the block registry and ships the React component that mounts the Stripe IBAN
 * Element and returns the PaymentMethod id as paymentMethodData → $_POST →
 * SepaGateway::process_payment (same server path as the classic checkout).
 */
final class SepaBlocksSupport extends AbstractPaymentMethodType
{
    /** @var string Must match the gateway id. */
    protected $name = 'abovault_sepa';

    // NOTE: $settings is inherited (protected) from AbstractPaymentMethodType — do not redeclare.

    public function initialize(): void
    {
        $s = get_option('woocommerce_abovault_sepa_settings', []);
        $this->settings = is_array($s) ? $s : [];
    }

    public function is_active(): bool
    {
        return ($this->settings['enabled'] ?? 'no') === 'yes'
            && !empty($this->settings['stripe_publishable_key']);
    }

    /** @return array<int,string> */
    public function get_payment_method_script_handles(): array
    {
        if (!wp_script_is('stripe-js', 'registered')) {
            wp_register_script('stripe-js', 'https://js.stripe.com/v3/', [], ABOVAULT_VERSION, true);
        }
        $path = ABOVAULT_PATH . 'assets/js/blocks-checkout.js';
        wp_register_script(
            'abovault-blocks',
            ABOVAULT_URL . 'assets/js/blocks-checkout.js',
            ['wc-blocks-registry', 'wp-element', 'wp-html-entities', 'stripe-js'],
            is_file($path) ? (string) filemtime($path) : ABOVAULT_VERSION,
            true
        );
        return ['abovault-blocks'];
    }

    /** @return array<string,mixed> Exposed to JS as wcSettings.getSetting('abovault_sepa_data'). */
    public function get_payment_method_data(): array
    {
        return [
            'title'       => $this->settings['title'] ?? __('SEPA Direct Debit', 'abovault'),
            'description' => __('Pay by SEPA Direct Debit. Your payment data is processed by Stripe; your subscription data stays on this site.', 'abovault'),
            'pk'          => (string) ($this->settings['stripe_publishable_key'] ?? ''),
            'supports'    => ['products'],
            // Error strings resolved server-side → block JS reads settings.i18n (same as classic checkout).
            'i18n'        => [
                'unavailable' => __('SEPA payment is temporarily unavailable. Please reload the page or choose another method.', 'abovault'),
                'loadFailed'  => __('Could not load the SEPA payment field. Please reload and try again.', 'abovault'),
                'notReady'    => __('Payment field not ready. Please reload the page.', 'abovault'),
                'network'     => __('We couldn’t reach the payment provider. Please check your connection and try again.', 'abovault'),
            ],
        ];
    }
}