<?php
/**
 * Atomic Admin Menu file.
 *
 * @package automattic/jetpack-masterbar
 */

namespace Automattic\Jetpack\Masterbar;

use Automattic\Jetpack\Connection\Client;
use Automattic\Jetpack\JITMS\JITM;
use Automattic\Jetpack\Modules;

require_once __DIR__ . '/class-admin-menu.php';

/**
 * Class Atomic_Admin_Menu.
 */
class Atomic_Admin_Menu extends Admin_Menu {

	/**
	 * Atomic_Admin_Menu constructor.
	 */
	protected function __construct() {
		parent::__construct();

		add_action( 'wp_enqueue_scripts', array( $this, 'dequeue_scripts' ), 20 );
		add_action( 'admin_enqueue_scripts', array( $this, 'dequeue_scripts' ), 20 );
		add_action( 'wp_ajax_sidebar_state', array( $this, 'ajax_sidebar_state' ) );
		add_action( 'wp_ajax_jitm_dismiss', array( $this, 'wp_ajax_jitm_dismiss' ) );
		add_action( 'adminmenu', array( $this, 'render_upsell_nudge' ), 100 );

		if ( ! $this->is_api_request ) {
			add_filter( 'submenu_file', array( $this, 'override_the_theme_installer' ), 10, 2 );
		}

		add_action(
			'admin_menu',
			function () {
				remove_action( 'admin_menu', 'gutenberg_menu', 9 );
			},
			0
		);
	}

	/**
	 * Dequeues unnecessary scripts.
	 */
	public function dequeue_scripts() {
		wp_dequeue_script( 'a8c_wpcom_masterbar_overrides' ); // Initially loaded in modules/masterbar/masterbar/class-masterbar.php.
	}

	/**
	 * Determines whether the current locale is right-to-left (RTL).
	 *
	 * Performs the check against the current locale set on the WordPress.com's account settings.
	 * See `Masterbar::__construct` in `modules/masterbar/masterbar/class-masterbar.php`.
	 */
	public function is_rtl() {
		return get_user_option( 'jetpack_wpcom_is_rtl' );
	}

	/**
	 * Create the desired menu output.
	 */
	public function reregister_menu_items() {
		parent::reregister_menu_items();

		$this->remove_gutenberg_menu();

		// Not needed outside of wp-admin.
		if ( ! $this->is_api_request ) {
			$this->add_new_site_link();
		}

		$this->relabel_woocommerce_menu();

		ksort( $GLOBALS['menu'] );
	}

	/**
	 * Relabels the WooCommerce menu item to "Store setup" on Commerce-plan sites.
	 *
	 * Only the sidebar label is changed; the page title is left untouched. On Atomic sites
	 * using the classic wp-admin interface this class doesn't load and jetpack-mu-wpcom
	 * relabels instead; on the nav-unified interface both run (harmless, both idempotently
	 * set "Store setup") — see wpcom_relabel_woocommerce_menu() in jetpack-mu-wpcom.
	 */
	public function relabel_woocommerce_menu() {
		global $menu;

		if ( ! Store_Plan::purchases_include_commerce_plan( $this->get_site_purchases() ) ) {
			return;
		}

		foreach ( $menu as $position => $item ) {
			if ( isset( $item[2] ) && 'woocommerce' === $item[2] ) {
				// phpcs:ignore WordPress.WP.GlobalVariablesOverride.Prohibited
				$menu[ $position ][0] = __( 'Store setup', 'jetpack-masterbar' );
				break;
			}
		}
	}

	/**
	 * The site's purchases, or an empty array when the WoA helper is unavailable.
	 *
	 * Exists as an overridable seam so tests can inject purchases without the WoA helper.
	 *
	 * @return array Product objects, each with at least a product_slug property.
	 */
	protected function get_site_purchases() {
		if ( ! function_exists( 'wpcom_get_site_purchases' ) ) {
			return array();
		}

		return wpcom_get_site_purchases();
	}

	/**
	 * Get the preferred view for the given screen.
	 *
	 * @param string $screen Screen identifier.
	 * @param bool   $fallback_global_preference (Optional) Whether the global preference for all screens should be used
	 *                                           as fallback if there is no specific preference for the given screen.
	 *                                           Default: true.
	 * @return string
	 */
	public function get_preferred_view( $screen, $fallback_global_preference = true ) {

		// Export on Atomic sites are always managed on WP Admin.
		if ( in_array( $screen, array( 'export.php' ), true ) ) {
			return self::CLASSIC_VIEW;
		}

		/**
		 * When Jetpack SSO is disabled, we need to force Calypso because it might create confusion to be redirected to WP-Admin.
		 * Furthermore, because we don't display the quick switcher, users having an WP-Admin interface by default won't be able to go back to the Calyso version.
		 */
		if ( ! ( new Modules() )->is_active( 'sso' ) ) {
			return self::DEFAULT_VIEW;
		}

		return parent::get_preferred_view( $screen, $fallback_global_preference );
	}

	/**
	 * Add the appearance menu.
	 *
	 * @return string
	 */
	public function add_appearance_menu() {
		$customize_url                 = parent::add_appearance_menu();
		$should_display_additional_css = current_user_can( 'customize' ) && ! wp_is_block_theme();

		if ( ! $should_display_additional_css ) {
			return $customize_url;
		}

		$customize_custom_css_url = add_query_arg( array( 'autofocus' => array( 'section' => 'custom_css' ) ), $customize_url );
		// @phan-suppress-next-line PhanTypeMismatchArgumentProbablyReal -- Core should ideally document null for no-callback arg. https://core.trac.wordpress.org/ticket/52539.
		add_submenu_page( 'themes.php', esc_attr__( 'Additional CSS', 'jetpack-masterbar' ), __( 'Additional CSS', 'jetpack-masterbar' ), 'customize', esc_url( $customize_custom_css_url ), null, 20 );

		return $customize_url;
	}

	/**
	 * Adds Users menu.
	 */
	public function add_users_menu() {
		$slug = current_user_can( 'list_users' ) ? 'users.php' : 'profile.php';
		if ( self::DEFAULT_VIEW === $this->get_preferred_view( 'users.php' ) ) {
			$submenus_to_update = array(
				'users.php' => 'https://wordpress.com/people/team/' . $this->domain,
			);
			$this->update_submenus( $slug, $submenus_to_update );
		}
	}

	/**
	 * Adds Plugins menu.
	 */
	public function add_plugins_menu() {

		global $submenu;

		// Calypso plugins screens link.
		$plugins_slug = 'https://wordpress.com/plugins/' . $this->domain;

		// Link to the Marketplace from Plugins > Add New on Atomic sites where the wpcom_admin_interface option is set to wp-admin.
		if ( self::CLASSIC_VIEW === $this->get_preferred_view( 'plugins.php' ) ) {
			$submenus_to_update = array( 'plugin-install.php' => $plugins_slug );
			$this->update_submenus( 'plugins.php', $submenus_to_update );
			return;
		}

		// Link to the Marketplace on sites that can't manage plugins.
		if (
			function_exists( 'wpcom_site_has_feature' ) &&
			! wpcom_site_has_feature( \WPCOM_Features::MANAGE_PLUGINS )
		) {
			// @phan-suppress-next-line PhanTypeMismatchArgumentProbablyReal -- Core should ideally document null for no-callback arg. https://core.trac.wordpress.org/ticket/52539.
			add_menu_page( __( 'Plugins', 'jetpack-masterbar' ), __( 'Plugins', 'jetpack-masterbar' ), 'manage_options', $plugins_slug, null, 'dashicons-admin-plugins', 65 );
			return;
		}

		if ( ! isset( $submenu['plugins.php'] ) ) {
			return;
		}

		$plugins_submenu = $submenu['plugins.php'];

		// Move "Add New" plugin submenu to the top position.
		foreach ( $plugins_submenu as $submenu_key => $submenu_keys ) {
			if ( 'plugin-install.php' === $submenu_keys[2] ) {
				// phpcs:ignore WordPress.WP.GlobalVariablesOverride.Prohibited
				$submenu['plugins.php'] = array( $submenu_key => $plugins_submenu[ $submenu_key ] ) + $plugins_submenu;
			}
		}

		$submenus_to_update = array( 'plugin-install.php' => $plugins_slug );

		$this->update_submenus( 'plugins.php', $submenus_to_update );
	}

	/**
	 * Adds a custom element class for Site Switcher menu item.
	 *
	 * @param array $menu Associative array of administration menu items.
	 *
	 * @return array
	 */
	public function set_browse_sites_link_class( array $menu ) {
		foreach ( $menu as $key => $menu_item ) {
			if ( 'site-switcher' !== $menu_item[3] ) {
				continue;
			}

			$menu[ $key ][4] = add_cssclass( 'site-switcher', $menu_item[4] );
			break;
		}

		return $menu;
	}

	/**
	 * Adds a link to the menu to create a new site.
	 */
	public function add_new_site_link() {
		$site_count = get_user_option( 'wpcom_site_count' );
		if ( $site_count && $site_count > 1 ) {
			return;
		}

		// @phan-suppress-next-line PhanTypeMismatchArgumentProbablyReal -- Core should ideally document null for no-callback arg. https://core.trac.wordpress.org/ticket/52539.
		add_menu_page( __( 'Add New Site', 'jetpack-masterbar' ), __( 'Add New Site', 'jetpack-masterbar' ), 'read', 'https://wordpress.com/start?ref=calypso-sidebar', null, 'dashicons-plus-alt' );
	}

	/**
	 * Returns the first available upsell nudge.
	 *
	 * @return array
	 */
	public function get_upsell_nudge() {
		$jitm         = JITM::get_instance();
		$message_path = 'calypso:sites:sidebar_notice';
		$message      = $jitm->get_messages( $message_path, array( 'message_path' => $message_path ), false );

		if ( isset( $message[0] ) ) {
			$message = $message[0];
			return array(
				'content'                      => $message->content->message,
				'cta'                          => $message->CTA->message, // phpcs:ignore WordPress.NamingConventions.ValidVariableName.UsedPropertyNotSnakeCase
				'link'                         => $message->CTA->link, // phpcs:ignore WordPress.NamingConventions.ValidVariableName.UsedPropertyNotSnakeCase
				'tracks_impression_event_name' => $message->tracks->display->name,
				'tracks_impression_cta_name'   => $message->tracks->display->props->cta_name,
				'tracks_click_event_name'      => $message->tracks->click->name,
				'tracks_click_cta_name'        => $message->tracks->click->props->cta_name,
				'dismissible'                  => $message->is_dismissible,
				'feature_class'                => $message->feature_class,
				'id'                           => $message->id,
			);
		}
	}

	/**
	 * Override the global submenu_file for theme-install.php page so the WP Admin menu item gets highlighted correctly.
	 *
	 * @param string $submenu_file The current pages $submenu_file global variable value.
	 * @return string | null
	 */
	public function override_the_theme_installer( $submenu_file ) {
		global $pagenow;

		if ( 'themes.php' === $submenu_file && 'theme-install.php' === $pagenow ) {
			return null;
		}
		return $submenu_file;
	}

	/**
	 * Also remove the Gutenberg plugin menu.
	 */
	public function remove_gutenberg_menu() {
		// Always remove the Gutenberg menu.
		remove_menu_page( 'gutenberg' );
	}

	/**
	 * Saves the sidebar state ( expanded / collapsed ) via an ajax request.
	 */
	public function ajax_sidebar_state() {
		$expanded = isset( $_REQUEST['expanded'] ) ? filter_var( wp_unslash( $_REQUEST['expanded'] ), FILTER_VALIDATE_BOOLEAN ) : false; // phpcs:ignore WordPress.Security.NonceVerification.Recommended
		Client::wpcom_json_api_request_as_user(
			'/me/preferences',
			'2',
			array(
				'method' => 'POST',
			),
			array( 'calypso_preferences' => (object) array( 'sidebarCollapsed' => ! $expanded ) ),
			'wpcom'
		);

		wp_die();
	}

	/**
	 * Handle ajax requests to dismiss a just-in-time-message
	 */
	public function wp_ajax_jitm_dismiss() {
		check_ajax_referer( 'jitm_dismiss' );
		$jitm = \Automattic\Jetpack\JITMS\JITM::get_instance();
		if ( isset( $_REQUEST['id'] ) && isset( $_REQUEST['feature_class'] ) ) {
			$jitm->dismiss( sanitize_text_field( wp_unslash( $_REQUEST['id'] ) ), sanitize_text_field( wp_unslash( $_REQUEST['feature_class'] ) ) );
		}
		wp_die();
	}
}
