<?php
/**
 * Plugin Name: Agentia Chat
 * Description: Chat con IA para tu sitio WordPress. Conecta tu negocio con un agente inteligente que responde 24/7.
 * Version: 1.0.2
 * Author: Agent IA S.A.S
 * Author URI: https://www.soyagentia.com
 * License: GPLv2 or later
 * License URI: https://www.gnu.org/licenses/gpl-2.0.html
 * Text Domain: agentia-chat
 */

if (!defined('ABSPATH')) exit;

define('AGENTIA_VERSION', '1.0.2');
define('AGENTIA_PLUGIN_DIR', plugin_dir_path(__FILE__));
define('AGENTIA_PLUGIN_URL', plugin_dir_url(__FILE__));

/**
 * Clase principal del plugin
 */
class AgentiaChat {

    private static $instance = null;
    private $api;
    private $admin;
    private $widget;

    public static function instance() {
        if (self::$instance === null) {
            self::$instance = new self();
        }
        return self::$instance;
    }

    private function __construct() {
        $this->api = new Agentia_API();
        $this->admin = new Agentia_Admin($this->api);
        $this->widget = new Agentia_Widget($this->api);

        add_action('admin_menu', [$this->admin, 'add_menu']);
        add_action('admin_enqueue_scripts', [$this->admin, 'enqueue_assets']);
        add_action('wp_enqueue_scripts', [$this->widget, 'enqueue_assets']);
        add_action('wp_footer', [$this->widget, 'render_widget']);
        add_action('wp_ajax_agentia_login', [$this->admin, 'ajax_login']);
        add_action('wp_ajax_nopriv_agentia_chat_send', [$this->widget, 'ajax_send_message']);
        add_action('wp_ajax_agentia_chat_send', [$this->widget, 'ajax_send_message']);
        add_action('wp_ajax_agentia_get_widget_config', [$this->widget, 'ajax_get_config']);
        add_action('wp_ajax_nopriv_agentia_get_widget_config', [$this->widget, 'ajax_get_config']);
        add_action('wp_ajax_agentia_disconnect', [$this, 'ajax_disconnect']);
        add_action('wp_ajax_agentia_sso_redirect', [$this->admin, 'ajax_sso_redirect']);
        add_action('wp_ajax_agentia_get_stats', [$this->admin, 'ajax_get_stats']);
        add_action('wp_ajax_agentia_get_flows', [$this->admin, 'ajax_get_flows']);
        add_action('wp_ajax_agentia_select_flow', [$this->admin, 'ajax_select_flow']);
    }

    /**
     * AJAX: Desconectar
     */
    public function ajax_disconnect() {
        check_ajax_referer('agentia_nonce', 'nonce');
        update_option('agentia_api_key', '');
        update_option('agentia_api_secret', '');
        update_option('agentia_account_id', '');
        update_option('agentia_account_status', 'disconnected');
        wp_send_json_success(['message' => 'Desconectado']);
    }
}

// Activacion
register_activation_hook(__FILE__, function() {
    add_option('agentia_api_url', 'https://n8ntest.soyagentia.com/app');
    add_option('agentia_api_key', '');
    add_option('agentia_api_secret', '');
    add_option('agentia_account_id', '');
    add_option('agentia_account_status', 'disconnected');
});

// Desactivacion
register_deactivation_hook(__FILE__, function() {
    // No borrar opciones para que si reactiva no pierda config
});

// Init - cargar despues de que WP este listo
add_action('plugins_loaded', function() {
    if (!defined('AGENTIA_API_URL')) {
        define('AGENTIA_API_URL', get_option('agentia_api_url', 'https://n8ntest.soyagentia.com/app'));
    }
    if (!defined('AGENTIA_N8N_WEBHOOK_URL')) {
        define('AGENTIA_N8N_WEBHOOK_URL', 'https://n8ntest.soyagentia.com/webhook/wordpress-chat');
    }

    require_once AGENTIA_PLUGIN_DIR . 'includes/class-agentia-api.php';
    require_once AGENTIA_PLUGIN_DIR . 'includes/class-agentia-admin.php';
    require_once AGENTIA_PLUGIN_DIR . 'includes/class-agentia-widget.php';

    AgentiaChat::instance();
});