<h1>I am a title!</h1>{% raw %}
// Enqueue script
function logistics_calculator_scripts() {
    wp_enqueue_script('logistics-calculator', get_template_directory_uri() . '/logistics-calculator.js', array('jquery'), null, true);
    wp_localize_script('logistics-calculator', 'logisticsCalculatorAjax', array('ajaxurl' => admin_url('admin-ajax.php')));
}
add_action('wp_enqueue_scripts', 'logistics_calculator_scripts');

// Shortcode to display the form
function logistics_calculator_form() {
    ob_start();
    ?>
    <form id="logistics-calculator-form">
        <div>
            <label for="direction">Sūtījuma virziens:</label>
            <select id="direction" name="direction">
                <option value="to_latvia">Uz Latviju</option>
            </select>
        </div>
        <div>
            <label for="lv-postcode">Pasta indekss:</label>
            <input type="text" id="lv-postcode" name="lv-postcode" value="1010">
        </div>
        <div>
            <label for="from-country">No:</label>
            <select id="from-country" name="from-country">
                <option value="BG">Bulgaria</option>
            </select>
        </div>
        <div>
            <label for="from-postcode">Pasta indekss:</label>
            <input type="text" id="from-postcode" name="from-postcode" value="20010">
        </div>
        <div id="packages">
            <div class="package">
                <label for="weight">Sūtījuma svars (kg):</label>
                <input type="number" id="weight" name="weight[]" value="50">

                <label for="length">Garums (cm):</label>
                <input type="number" id="length" name="length[]" value="60">

                <label for="width">Platums (cm):</label>
                <input type="number" id="width" name="width[]" value="50">

                <label for="height">Augstums (cm):</label>
                <input type="number" id="height" name="height[]" value="50">
            </div>
        </div>
        <button type="button" id="add-package">Pievienot vēl vienu iepakojumu</button>
        <button type="submit">Aprēķināt izmaksas</button>
    </form>
    <div id="logistics-cost-result"></div>
    <?php
    return ob_get_clean();
}
add_shortcode('logistics_calculator', 'logistics_calculator_form');

// Handle form submission via AJAX
function calculate_logistics_cost() {
    $direction = sanitize_text_field($_POST['direction']);
    $lv_postcode = sanitize_text_field($_POST['lv_postcode']);
    $from_country = sanitize_text_field($_POST['from_country']);
    $from_postcode = sanitize_text_field($_POST['from_postcode']);
    $weights = $_POST['weight'];
    $lengths = $_POST['length'];
    $widths = $_POST['width'];
    $heights = $_POST['height'];

    $total_weight = array_sum($weights);
    $total_volume = 0;
    for ($i = 0; $i < count($weights); $i++) {
        $total_volume += ($lengths[$i] * $widths[$i] * $heights[$i]) / 1000000; // Convert to m3
    }

    // Calculate cost (this is just a placeholder calculation)
    $cost = ($total_weight * 0.5) + ($total_volume * 10) + 20;

    echo json_encode(array('cost' => $cost));
    wp_die();
}
add_action('wp_ajax_calculate_logistics_cost', 'calculate_logistics_cost');
add_action('wp_ajax_nopriv_calculate_logistics_cost', 'calculate_logistics_cost');
?>
{% endraw %}