<?php
/**
 * Registers the plugin's admin menu and submenu pages.
 *
 * @package Aims_Infosoft_LMS
 */

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

/**
 * Registers the plugin's top-level and submenu admin pages.
 */
class AIMSLMS_Admin_Menu {

	/**
	 * Registers the admin_menu hook and the parent/submenu file filters used
	 * to keep the course category taxonomy screen highlighted under this menu.
	 *
	 * @return void
	 */
	public static function init() {
		add_action( 'admin_menu', array( __CLASS__, 'register_menu' ) );
		add_filter(
			'parent_file',
			function ( $parent_file ) {
				global $current_screen;
				if (
				isset( $current_screen->taxonomy )
				&& 'aimslms_course_category' === $current_screen->taxonomy
				) {
					return 'aimslms-dashboard';
				}

				return $parent_file;
			}
		);

		add_filter(
			'submenu_file',
			function ( $submenu_file ) {
				global $current_screen;
				if (
				isset( $current_screen->taxonomy )
				&& 'aimslms_course_category' === $current_screen->taxonomy
				) {
					return 'edit-tags.php?taxonomy=aimslms_course_category&post_type=aimslms_course';
				}
				return $submenu_file;
			}
		);
	}

	/**
	 * Registers the top-level plugin menu and all of its submenu pages.
	 *
	 * @return void
	 */
	public static function register_menu() {

		// Main Menu.
		// No explicit position: WordPress appends it after the core menu
		// items instead of competing with them for a prominent slot.
		add_menu_page(
			__( 'Aims Infosoft LMS', 'aims-infosoft-lms' ),
			__( 'Aims Infosoft LMS', 'aims-infosoft-lms' ),
			'manage_options',
			'aimslms-dashboard',
			array( 'AIMSLMS_Admin_Dashboard', 'render' ),
			'dashicons-welcome-learn-more'
		);

		// Dashboard.
		add_submenu_page(
			'aimslms-dashboard',
			__( 'Dashboard', 'aims-infosoft-lms' ),
			__( 'Dashboard', 'aims-infosoft-lms' ),
			'manage_options',
			'aimslms-dashboard',
			array( 'AIMSLMS_Admin_Dashboard', 'render' )
		);

		// Courses List Menu.
		add_submenu_page(
			'aimslms-dashboard',
			__( 'Courses', 'aims-infosoft-lms' ),
			__( 'Courses', 'aims-infosoft-lms' ),
			'edit_posts',
			'edit.php?post_type=aimslms_course'
		);

		// Add New Course Menu.
		add_submenu_page(
			'aimslms-dashboard',
			__( 'Add New Course', 'aims-infosoft-lms' ),
			__( 'Add New', 'aims-infosoft-lms' ),
			'edit_posts',
			'post-new.php?post_type=aimslms_course'
		);

		// Course Category Menu.
		add_submenu_page(
			'aimslms-dashboard',
			// Previously used capability string: 'edit.php?post_type=aimslms_course'.
			__( 'Categories', 'aims-infosoft-lms' ),
			__( 'Categories', 'aims-infosoft-lms' ),
			'manage_categories',
			'edit-tags.php?taxonomy=aimslms_course_category&post_type=aimslms_course'
		);

		// Student Menu.
		add_submenu_page(
			'aimslms-dashboard',
			__( 'Students', 'aims-infosoft-lms' ),
			__( 'Students', 'aims-infosoft-lms' ),
			'manage_options',
			'aimslms-students',
			array( 'AIMSLMS_Admin_Students', 'render' )
		);

		// Orders Menu.
		add_submenu_page(
			'aimslms-dashboard',
			__( 'Orders', 'aims-infosoft-lms' ),
			__( 'Orders', 'aims-infosoft-lms' ),
			'manage_options',
			'aimslms-orders',
			array( 'AIMSLMS_Admin_Orders', 'render' )
		);

		// Settings Menu.
		add_submenu_page(
			'aimslms-dashboard',
			__( 'Settings', 'aims-infosoft-lms' ),
			__( 'Settings', 'aims-infosoft-lms' ),
			'manage_options',
			'aimslms-settings',
			array( 'AIMSLMS_Settings', 'render' )
		);

		// Certificate Menu.
		add_submenu_page(
			'aimslms-dashboard',
			__( 'Certificate', 'aims-infosoft-lms' ),
			__( 'Certificate', 'aims-infosoft-lms' ),
			'manage_options',
			'aimslms-certificate',
			array( 'AIMSLMS_Admin_Certificate', 'render' )
		);

		// Email Templates Menu.
		add_submenu_page(
			'aimslms-dashboard',
			__( 'Email Templates', 'aims-infosoft-lms' ),
			__( 'Email Templates', 'aims-infosoft-lms' ),
			'manage_options',
			'aimslms-email-templates',
			array( 'AIMSLMS_Admin_Email_Templates', 'render' )
		);
	}
}

AIMSLMS_Admin_Menu::init();