<?php
/**
 * Plugin Name:       AI Content Autopilot
 * Plugin URI:        https://www.devaihub.com/wp-autopilot
 * Description:       AI-powered content automation — fetches news from RSS feeds, writes articles via OpenRouter, generates featured images with fal.ai, and publishes to WordPress on autopilot.
 * Version:           2.2.0
 * Requires at least: 5.8
 * Requires PHP:      7.4
 * Author:            Jan Sverre Bauge
 * Author URI:        https://www.devaihub.com
 * License:           GPL-2.0-or-later
 * License URI:       https://www.gnu.org/licenses/gpl-2.0.html
 * Text Domain:       ai-content-autopilot
 * Domain Path:       /languages
 */

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

define( 'AICA_VERSION', '2.2.0' );
define( 'AICA_PLUGIN_FILE', __FILE__ );
define( 'AICA_PLUGIN_DIR', plugin_dir_path( __FILE__ ) );
define( 'AICA_PLUGIN_URL', plugin_dir_url( __FILE__ ) );
define( 'AICA_PLUGIN_BASENAME', plugin_basename( __FILE__ ) );


/**
 * Autoloader for WPAutopilot classes.
 */
spl_autoload_register( function ( $class ) {
    $prefix = 'WPAutopilot\\';
    if ( strpos( $class, $prefix ) !== 0 ) {
        return;
    }

    $relative = substr( $class, strlen( $prefix ) );
    $parts    = explode( '\\', $relative );
    $class_name = array_pop( $parts );

    // Convert namespace parts to lowercase directory names
    $subdir = strtolower( implode( '/', $parts ) );

    // Convert class name: FeedFetcher -> class-feed-fetcher.php
    $file_name = 'class-' . strtolower( preg_replace( '/([a-z])([A-Z])/', '$1-$2', $class_name ) ) . '.php';

    $file = AICA_PLUGIN_DIR . ( $subdir ? $subdir . '/' : '' ) . $file_name;

    if ( file_exists( $file ) ) {
        require_once $file;
    }
} );

/**
 * Activation hook.
 */
register_activation_hook( __FILE__, function () {
    \WPAutopilot\Includes\Activator::activate();
} );

/**
 * Deactivation hook.
 */
register_deactivation_hook( __FILE__, function () {
    \WPAutopilot\Includes\Deactivator::deactivate();
} );

/**
 * Bootstrap the plugin.
 */
add_action( 'plugins_loaded', function () {
    // Load settings helper early.
    \WPAutopilot\Includes\Settings::init();

    // Seamless DB upgrades (new tables, new defaults) without reactivation.
    \WPAutopilot\Includes\Activator::maybe_upgrade();

    // Register cron.
    $cron = new \WPAutopilot\Includes\Cron();
    $cron->register();

    // Clean up internal links index when a post is deleted or trashed.
    add_action( 'before_delete_post', function ( $post_id ) {
        $links = new \WPAutopilot\Includes\InternalLinks();
        $links->remove_article( $post_id );
    } );
    add_action( 'wp_trash_post', function ( $post_id ) {
        $links = new \WPAutopilot\Includes\InternalLinks();
        $links->remove_article( $post_id );
    } );

    // Re-add to index if a post is untrashed.
    add_action( 'untrashed_post', function ( $post_id ) {
        $post = get_post( $post_id );
        if ( $post && $post->post_type === 'post' ) {
            $links = new \WPAutopilot\Includes\InternalLinks();
            $links->add_article( $post->ID, $post->post_title, get_permalink( $post->ID ), $post->post_content );
        }
    } );

    // Admin panel.
    if ( is_admin() ) {
        $admin = new \WPAutopilot\Admin\Admin();
        $admin->register();
    }
} );