<?php
/**
 * Plugin Name: AJW — AI Markdown Page Widget
 * Description: Make your content AI-ready. A floating widget lets visitors copy pages as Markdown, view plain text, or open them directly in ChatGPT, Claude and more.
 * Version:     1.0.0
 * Author:      Akash Jain
 * Author URI:  https://profiles.wordpress.org/akashjainwork/
 * License:     GPL-2.0+
 * License URI: https://www.gnu.org/licenses/gpl-2.0.html
 * Text Domain: ajw-ai-markdown-page-widget
 */

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

define( 'AJWA_VERSION',     '1.0.0' );
define( 'AJWA_PLUGIN_DIR',  plugin_dir_path( __FILE__ ) );
define( 'AJWA_PLUGIN_URL',  plugin_dir_url( __FILE__ ) );
define( 'AJWA_PLUGIN_FILE', __FILE__ );

require_once AJWA_PLUGIN_DIR . 'includes/class-ajwa-markdown.php';
require_once AJWA_PLUGIN_DIR . 'includes/class-ajwa-settings.php';
require_once AJWA_PLUGIN_DIR . 'includes/class-ajwa-meta-box.php';
require_once AJWA_PLUGIN_DIR . 'includes/class-ajwa-endpoint.php';
require_once AJWA_PLUGIN_DIR . 'includes/class-ajwa-shortcode.php';
require_once AJWA_PLUGIN_DIR . 'public/class-ajwa-frontend.php';

register_activation_hook( __FILE__, 'ajwa_activate' );
register_deactivation_hook( __FILE__, 'ajwa_deactivate' );

/**
 * Plugin activation.
 */
function ajwa_activate() {
	ajwa_set_default_options();
	add_rewrite_endpoint( 'md', EP_ALL );
	flush_rewrite_rules();
}

/**
 * Plugin deactivation.
 */
function ajwa_deactivate() {
	flush_rewrite_rules();
}

/**
 * Set default options on first activation.
 */
function ajwa_set_default_options() {
	if ( ! get_option( 'ajwa_settings' ) ) {
		update_option( 'ajwa_settings', array(
			'enabled_post_types' => array( 'post', 'page' ),
			'widget_position'    => 'right',
			'widget_enabled'     => true,
			'actions'            => ajwa_default_actions(),
		) );
	}
}

/**
 * Default widget actions.
 *
 * @return array
 */
function ajwa_default_actions() {
	return array(
		array(
			'id'      => 'copy_md',
			'enabled' => true,
			'label'   => 'Copy this page as Markdown for LLMs',
			'icon'    => 'copy',
			'type'    => 'copy_markdown',
			'link'    => '',
			'order'   => 1,
		),
		array(
			'id'      => 'view_md',
			'enabled' => true,
			'label'   => 'View this page as plain text',
			'icon'    => 'plain-text',
			'type'    => 'view_markdown',
			'link'    => '',
			'order'   => 2,
		),
		array(
			'id'      => 'chatgpt',
			'enabled' => true,
			'label'   => 'Ask questions about this page in ChatGPT',
			'icon'    => 'gpt',
			'type'    => 'external_link',
			'link'    => 'https://chatgpt.com/?q=Read [md_url] so I can ask questions about it',
			'order'   => 3,
		),
		array(
			'id'      => 'claude',
			'enabled' => true,
			'label'   => 'Ask questions about this page in Claude',
			'icon'    => 'claude',
			'type'    => 'external_link',
			'link'    => 'https://claude.ai/new?q=Read [md_url] so I can ask questions about it',
			'order'   => 4,
		),
	);
}

/**
 * Get plugin settings with defaults merged.
 *
 * @return array
 */
function ajwa_get_settings() {
	$settings = get_option( 'ajwa_settings', array() );
	$defaults = array(
		'enabled_post_types' => array( 'post', 'page' ),
		'widget_position'    => 'right',
		'widget_enabled'     => true,
		'actions'            => ajwa_default_actions(),
	);
	return wp_parse_args( $settings, $defaults );
}

// Bootstrap all classes.
AJWA_Settings::init();
AJWA_Meta_Box::init();
AJWA_Endpoint::init();
AJWA_Frontend::init();
AJWA_Shortcode::init();

/**
 * Register the sidebar widget.
 */
function ajwa_register_widget() {
	register_widget( 'AJWA_Widget' );
}
add_action( 'widgets_init', 'ajwa_register_widget' );