<?php
/**
 * ACS Points - WooCommerce Blocks Integration
 */

if (!defined('WPINC')) {
    die;
}

add_action('woocommerce_init', function () {
    if (!function_exists('woocommerce_register_additional_checkout_field')) {
        return;
    }
    if (!defined('REST_REQUEST') && !is_admin() && !wp_is_json_request()) {
        global $post;
        if (!is_a($post, 'WP_Post') || !has_block('woocommerce/checkout', $post->ID)) {
            return;
        }
    }

    woocommerce_register_additional_checkout_field([
        'id'       => ACS_POINTS_PLUGIN_ID . '/point_id',
        'label'    => 'ACS Point',
        'location' => 'order',
        'type'     => 'text',
        'required' => false,
        'hidden'   => false,
    ]);
});

add_action('woocommerce_blocks_validate_location_order_fields', function (\WP_Error $errors, $fields, $group) {
    $chosen = WC()->session ? WC()->session->get('chosen_shipping_methods') : [];
    $is_acs = is_array($chosen) && in_array(ACS_POINTS_PLUGIN_ID, $chosen);

    if (!$is_acs) {
        try {
            $packages = WC()->shipping()->get_packages();
            foreach ($packages as $package) {
                foreach ($package['rates'] as $rate) {
                }
            }
        } catch (\Throwable $e) {}
        return;
    }

    $point_id = $fields[ACS_POINTS_PLUGIN_ID . '/point_id'] ?? '';
    if (empty($point_id)) {
        $errors->add(
            'acs_no_point',
            __(AcsPointsPlugin::$labels['checkout_validation_error'], ACS_POINTS_PLUGIN_ID)
        );
    }
}, 10, 3);

add_action('woocommerce_set_additional_field_value', function ($key, $value, $group, $object) {
    if ($key !== ACS_POINTS_PLUGIN_ID . '/point_id') {
        return;
    }
    if (!($object instanceof WC_Order)) {
        return;
    }

    $point_id = sanitize_text_field($value);
    if (empty($point_id)) {
        return;
    }

    $points_file = plugin_dir_path(ACS_POINTS_PLUGIN_DIR_FILE) . 'data.json';
    if (!file_exists($points_file)) {
        return;
    }

    $points_data    = json_decode(file_get_contents($points_file), true);
    $selected_point = [(int)$point_id];

    foreach ($points_data['points'] ?? [] as $point) {
        if ($point['id'] == $point_id) {
            $selected_point = $point;
            break;
        }
    }

    $object->update_meta_data(
        AcsPointsPlugin::$configuration['post_meta_field_name'],
        wp_json_encode($selected_point, JSON_UNESCAPED_UNICODE)
    );
    $object->update_meta_data(
        AcsPointsPlugin::$configuration['post_meta_field_name'] . '_slug',
        esc_attr($selected_point['Acs_Station_Destination'] ?? '') .
        esc_attr($selected_point['Acs_Station_Branch_Destination'] ?? '')
    );
    $object->save();
}, 10, 4);

add_action('wp_enqueue_scripts', function () {
    if (!function_exists('is_checkout') || !is_checkout()) {
        return;
    }
    $settings = AcsPointsPlugin::getSettings();
    if ($settings['enabled'] !== 'yes') {
        return;
    }
    global $post;
    if (!is_a($post, 'WP_Post') || !has_block('woocommerce/checkout', $post->ID)) {
        return;
    }

    $mapProvider = $settings['mapProvider'] ?? 'google';

    wp_enqueue_style(
        ACS_POINTS_PLUGIN_ID . '-css-styles',
        plugins_url('css/styles.css', ACS_POINTS_PLUGIN_DIR_FILE),
        [],
        ACS_POINTS_PLUGIN_VERSION,
        'all'
    );

    if ($mapProvider === 'osm') {
        wp_enqueue_style(ACS_POINTS_PLUGIN_ID . '-leaflet-css', 'https://unpkg.com/leaflet@1.9.4/dist/leaflet.css', [], '1.9.4', 'all');
        wp_enqueue_style(ACS_POINTS_PLUGIN_ID . '-leaflet-cluster-css', 'https://unpkg.com/leaflet.markercluster@1.5.3/dist/MarkerCluster.css', [], '1.5.3', 'all');
        wp_enqueue_style(ACS_POINTS_PLUGIN_ID . '-leaflet-cluster-default-css', 'https://unpkg.com/leaflet.markercluster@1.5.3/dist/MarkerCluster.Default.css', [], '1.5.3', 'all');
        wp_enqueue_script(ACS_POINTS_PLUGIN_ID . '-js-leaflet', 'https://unpkg.com/leaflet@1.9.4/dist/leaflet.js', [], '1.9.4', false);
        wp_enqueue_script(ACS_POINTS_PLUGIN_ID . '-js-leaflet-cluster', 'https://unpkg.com/leaflet.markercluster@1.5.3/dist/leaflet.markercluster.js', [ACS_POINTS_PLUGIN_ID . '-js-leaflet'], '1.5.3', false);
        wp_enqueue_script(ACS_POINTS_PLUGIN_ID . '-js-script', plugins_url('js/script.js', ACS_POINTS_PLUGIN_DIR_FILE), ['jquery', ACS_POINTS_PLUGIN_ID . '-js-leaflet', ACS_POINTS_PLUGIN_ID . '-js-leaflet-cluster'], ACS_POINTS_PLUGIN_VERSION, true);
    } else {
        $googleMapsKey = $settings['googleMapsKey'] ?? '';
        wp_enqueue_script(ACS_POINTS_PLUGIN_ID . '-js-googleapis', 'https://maps.googleapis.com/maps/api/js?key=' . $googleMapsKey . '&libraries=geometry&callback=initMap', [], ACS_POINTS_PLUGIN_VERSION, true);
        wp_enqueue_script(ACS_POINTS_PLUGIN_ID . '-js-markerclusterer', plugins_url('js/markerclusterer.js', ACS_POINTS_PLUGIN_DIR_FILE), [], ACS_POINTS_PLUGIN_VERSION, true);
        wp_enqueue_script(ACS_POINTS_PLUGIN_ID . '-js-script', plugins_url('js/script-google.js', ACS_POINTS_PLUGIN_DIR_FILE), ['jquery'], ACS_POINTS_PLUGIN_VERSION, true);
    }

    wp_enqueue_script(
        ACS_POINTS_PLUGIN_ID . '-js-blocks',
        plugins_url('js/acs-points-blocks.js', ACS_POINTS_PLUGIN_DIR_FILE),
        ['jquery', ACS_POINTS_PLUGIN_ID . '-js-script'],
        ACS_POINTS_PLUGIN_VERSION,
        true
    );

    wp_localize_script(
        ACS_POINTS_PLUGIN_ID . '-js-script',
        'acsPointsConfig',
        array(
            'mapProvider' => $mapProvider,
            'pluginUrl'   => plugins_url('', ACS_POINTS_PLUGIN_DIR_FILE),
        )
    );

    add_action('wp_footer', function () {
        $filesPath = '/wp-content/plugins/acs-points/';
        $mapFile   = plugin_dir_path(ACS_POINTS_PLUGIN_DIR_FILE) . 'acs-points-map.php';
        if (file_exists($mapFile)) {
            include $mapFile;
        }
    });
});