<?php
/**
 * Front-end student dashboard shortcode.
 *
 * @package Aims_Infosoft_LMS
 */

if ( ! defined( 'ABSPATH' ) ) {
	exit;
}

/**
 * Renders the [aimslms_student_dashboard] shortcode and its dashboard-specific body classes.
 */
class AIMSLMS_Student_Dashboard {

	/**
	 * Register the shortcode and body class filter.
	 */
	public function __construct() {
		add_shortcode( 'aimslms_student_dashboard', array( $this, 'render_dashboard' ) );
		add_filter( 'body_class', array( $this, 'add_dashboard_body_classes' ) );
	}

	/**
	 * Render the [aimslms_student_dashboard] shortcode output, redirecting logged-out visitors to the login page.
	 *
	 * @return string Dashboard template markup.
	 */
	public function render_dashboard() {

		if ( ! is_user_logged_in() ) {
			wp_safe_redirect( get_permalink( get_option( 'aimslms_login_page' ) ) );
			exit;
		}

		ob_start();
		include AIMSLMS_PLUGIN_DIR . 'public/templates/user/dashboard.php';
		return ob_get_clean();
	}

	/**
	 * Add dashboard-related body classes.
	 *
	 * @param array $classes Existing body classes.
	 * @return array Filtered body classes.
	 */
	public function add_dashboard_body_classes( $classes ) {

		global $post;
		$classes[] = 'aimslms-cource-managment';
		// Check if dashboard shortcode exists on this page.
		if ( isset( $post->post_content ) && has_shortcode( $post->post_content, 'aimslms_student_dashboard' ) ) {

			$classes[] = 'aimslms-student-dashboard';

			// Tab-based body class.
			if ( isset( $_GET['tab'] ) ) { // phpcs:ignore WordPress.Security.NonceVerification.Recommended -- read-only tab navigation, no state change.
				$classes[] = 'aimslms-tab-' . sanitize_html_class( wp_unslash( $_GET['tab'] ) ); // phpcs:ignore WordPress.Security.NonceVerification.Recommended -- read-only tab navigation, no state change.
			} else {
				$classes[] = 'aimslms-tab-home';
			}
		}

		return $classes;
	}
}