<?php
/*
Plugin Name: CGV pour WooCommerce
Description: Ajouter un fichier CGV dans les e-mails WooCommerce selon le statut de commande.
Version: 1.0
Author: <a href="https://josselynjayant.fr">Josselyn jayant</a> & <a href="https://wycan.fr">WYCAN</a>
*/

// Ajouter un sous-menu à l'onglet WooCommerce
add_action('admin_menu', 'woo_cgv_menu');

function woo_cgv_menu() {
    add_submenu_page('woocommerce', 'CGV', 'CGV', 'manage_options', 'woo-cgv', 'woo_cgv_page_callback');
}

function woo_cgv_page_callback() {
    $option_name = 'woo_cgv_file_id';
    $order_status_option_name = 'woo_cgv_order_status';

    if(isset($_POST['submit'])) {
        if(isset($_POST['media_attachment_id'])) {
            update_option($option_name, absint($_POST['media_attachment_id']));
        }

        if(isset($_POST['order_status'])) {
            update_option($order_status_option_name, sanitize_text_field($_POST['order_status']));
        }
    }

    if(isset($_POST['delete_file'])) {
        delete_option($option_name);
    }

    $media_id = get_option($option_name);
    $selected_status = get_option($order_status_option_name);

    echo '<form method="post">';

    // Section pour le téléchargement des CGV
    echo '<h2>1 - Choisir vos CGV dans les médias</h2>';
    
    if($media_id) {
        echo wp_get_attachment_link($media_id);
        echo ' <input type="submit" name="delete_file" value="Supprimer le fichier" /><br><br>';
    } else {
        echo '<p>Aucun fichier n\'est actuellement sélectionné.</p>';
    }

    echo '<input id="upload_image_button" type="button" class="button" value="Upload/Replace Image" />';
    echo '<input type="hidden" name="media_attachment_id" id="media_attachment_id" value="'. esc_attr($media_id) .'" /><br><br>';

    // Section pour choisir l'état de commande
    echo '<h2>2 : Choisir l\'état de commande associé à l\'envoi des CGV</h2>';
    
    $order_statuses = wc_get_order_statuses();
    echo '<select name="order_status">';
    foreach($order_statuses as $status_slug => $status_name) {
        echo '<option value="'. esc_attr($status_slug) .'" '. selected($selected_status, $status_slug, false) .'>'. esc_html($status_name) .'</option>';
    }
    echo '</select><br><br>';

    // Bouton Enregistrer
    echo '<input type="submit" name="submit" value="Enregistrer" />';
    echo '</form>';
}

function woo_cgv_admin_scripts() {
    wp_enqueue_media();

    wp_enqueue_script('woo-cgv-media-upload', plugins_url('media-upload.js', __FILE__), array('jquery'));
}
add_action('admin_enqueue_scripts', 'woo_cgv_admin_scripts');

// Ajout du CGV à l'e-mail en fonction de l'état de la commande
add_filter('woocommerce_email_attachments', 'attach_cgv_to_email', 10, 3);
function attach_cgv_to_email($attachments, $email_id, $order) {
    $status = 'wc-' . $order->get_status();
    $allowed_status = get_option('woo_cgv_order_status');
    $media_id = get_option('woo_cgv_file_id');

    if ($media_id && $status == $allowed_status && 'customer_' . $status . '_order' == $email_id) {
        $attachments[] = get_attached_file($media_id);
    }

    return $attachments;
}
?>