<?php
if ( ! defined( 'ABSPATH' ) ) {
    exit;
}

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

if ( ! class_exists( AbstractPaymentMethodType::class ) ) {
    return;
}

/**
 * Registers ACH Processing as a Cart/Checkout Blocks payment method.
 *
 * The Store API copies `paymentMethodData` from the Blocks client into
 * $_POST server-side, so `Woo_ACH_Processing::process_payment()` is reused
 * unchanged for the Blocks checkout — the JS component just has to emit
 * field names that match the classic payment_fields() `name` attributes.
 */
final class ACHP_Blocks_Support extends AbstractPaymentMethodType {

    protected $name = 'ach_processing';

    /** @var Woo_ACH_Processing|null */
    private $gateway;

    public function initialize() {
        $this->settings = get_option( 'woocommerce_ach_processing_settings', [] );

        $gateways = WC()->payment_gateways()->payment_gateways();
        $this->gateway = $gateways[ $this->name ] ?? null;
    }

    public function is_active() {
        return $this->gateway instanceof Woo_ACH_Processing && $this->gateway->is_available();
    }

    public function get_payment_method_script_handles() {
        $asset_file = ACHP_PLUGIN_DIR . '/assets/js/blocks/index.asset.php';
        if ( file_exists( $asset_file ) ) {
            $asset = include $asset_file;
        } else {
            // Fallback if wp-scripts hasn't been run yet; covers new checkouts
            // of the repo before `npm run build:blocks` has executed.
            $asset = [
                'dependencies' => [ 'wc-blocks-registry', 'wc-settings', 'wp-element', 'wp-html-entities', 'wp-i18n' ],
                'version'      => ACHP_VERSION,
            ];
        }

        wp_register_script(
            'achp-blocks',
            plugins_url( 'assets/js/blocks/index.js', ACHP_PLUGIN_FILE ),
            $asset['dependencies'],
            $asset['version'],
            true
        );

        if ( function_exists( 'wp_set_script_translations' ) ) {
            wp_set_script_translations( 'achp-blocks', ACHP_TEXT_DOMAIN );
        }

        return [ 'achp-blocks' ];
    }

    public function get_payment_method_data() {
        $title       = $this->get_setting( 'title' );
        $description = $this->get_setting( 'description' );

        $supports = [];
        if ( $this->gateway instanceof Woo_ACH_Processing ) {
            $supports = array_values( array_filter(
                $this->gateway->supports,
                static function ( $feature ) {
                    return in_array( $feature, [ 'products', 'refunds' ], true );
                }
            ) );
        }

        return [
            'title'             => $title ? $title : __( 'ACH Processing', ACHP_TEXT_DOMAIN ),
            'description'       => $description,
            'bankaccountEnabled' => 'yes' === ( $this->settings['bankaccount_enabled'] ?? 'no' ),
            'creditcardEnabled'  => 'yes' === ( $this->settings['creditcard_enabled'] ?? 'no' ),
            'bankLabel'         => $this->get_setting( 'bank_pay_text', __( 'Pay with Bank Account', ACHP_TEXT_DOMAIN ) ),
            'cardLabel'         => $this->get_setting( 'credit_card_pay_text', __( 'Pay with Credit Card', ACHP_TEXT_DOMAIN ) ),
            'supports'          => $supports,
        ];
    }
}