<?php


namespace ColibriWP\Theme;

use ColibriWP\Theme\Core\ComponentInterface;
use ColibriWP\Theme\Core\Hooks;
use Exception;
use get_template;


class Theme {

	public static $slug                        = null;
	protected static $instance                 = null;
	protected static $theme_base_relative_path = '';
	protected static $theme_root_relative_path = '';

	private $repository;
	private $customizer;
	private $assets_manager;
	private $plugins_manager;

	private $registered_menus = array();
	private $sidebars         = array();

	private $themes_cache = array();

	public function __construct() {
		static::$instance = $this;
		Hooks::prefixed_do_action( 'boot' );

		$this->repository      = new ComponentsRepository();
		$this->customizer      = new Customizer( $this );
		$this->assets_manager  = new AssetsManager( $this );
		$this->plugins_manager = new PluginsManager( $this );

		add_action( 'after_setup_theme', array( $this, 'afterSetup' ), 20 );
	}

	public static function slug() {
		return str_replace( '_', '-', self::$slug );
	}

	public static function prefix( $str, $theme = true ) {
		static::$slug = str_replace( '-', '_', get_template() );
		$slug         = static::$slug ? static::$slug : 'colibriwp';

		return $slug . ( $theme ? '_theme_' : '_' ) . $str;
	}

	public static function resolveTemplateRelativePath( $rel ) {
		return trailingslashit( static::$theme_root_relative_path ) . $rel;
	}

	public static function resolveThemeBaseTemplateRelativePath( $rel ) {
		return trailingslashit( static::$theme_base_relative_path ) . $rel;
	}


	public static function load( $data ) {
		static::$theme_base_relative_path = $data['themeBaseRelativePath'];
		static::$theme_root_relative_path = $data['themeRelativePath'];
		Hooks::prefixed_add_filter( 'components', array( __CLASS__, 'registerDefaultComponents' ) );
		static::getInstance();
	}

	/**
	 * @return null|Theme
	 */
	public static function getInstance() {
		if ( ! static::$instance ) {
			static::$instance = new static();
			Hooks::prefixed_do_action( 'theme_loaded', static::$instance );
		}

		return static::$instance;
	}

	public static function rootDirectory() {
		return get_template_directory() . '/' . static::$theme_root_relative_path;
	}

	public static function rootDirectoryUri() {
		return get_template_directory_uri() . '/' . static::$theme_root_relative_path;
	}

	public static function registerDefaultComponents( $components = array() ) {

		$namespace = 'ColibriWP\\Theme\\Components';

		$components = array_merge(
			$components,
			array(

				// header components
				'header'               => "{$namespace}\\Header",
				'logo'                 => "{$namespace}\\Header\\Logo",
				'header-menu'          => "{$namespace}\\Header\\HeaderMenu",

				// inner page fragments
				'inner-nav-bar'        => "{$namespace}\\InnerHeader\\NavBar",
				'inner-top-bar'        => "{$namespace}\\InnerHeader\\TopBar",
				'inner-hero'           => "{$namespace}\\InnerHeader\\Hero",
				'inner-title'          => "{$namespace}\\InnerHeader\\Title",

				// front page fragments
				'front-hero'           => "{$namespace}\\FrontHeader\\Hero",
				'front-title'          => "{$namespace}\\FrontHeader\\Title",
				'front-subtitle'       => "{$namespace}\\FrontHeader\\Subtitle",
				'front-buttons'        => "{$namespace}\\FrontHeader\\ButtonsGroup",
				'top-bar-list-icons'   => "{$namespace}\\FrontHeader\\TopBarListIcons",
				'top-bar-social-icons' => "{$namespace}\\FrontHeader\\TopBarSocialIcons",
				'front-nav-bar'        => "{$namespace}\\FrontHeader\\NavBar",
				'front-top-bar'        => "{$namespace}\\FrontHeader\\TopBar",
				'front-image'          => "{$namespace}\\FrontHeader\\Image",

				// footer components
				'footer'               => "{$namespace}\\Footer",
				'front-footer'         => "{$namespace}\\Footer\\FrontFooter",

				// general components
				'css'                  => "{$namespace}\\CSSOutput",

				// page content
				'main'                 => "{$namespace}\\MainContent",
				'single'               => "{$namespace}\\SingleContent",
				'content'              => "{$namespace}\\PageContent",
				'front-page-content'   => "{$namespace}\\FrontPageContent",
				'search'               => "{$namespace}\\PageSearch",
				'page-not-found'       => "{$namespace}\\PageNotFound",

				// inner content fragments

				// main content
				'main-loop'            => "{$namespace}\\MainContent\ArchiveLoop",
				'post-loop'            => "{$namespace}\\MainContent\PostLoop",
				'archive-loop'         => "{$namespace}\\MainContent\ArchiveLoop",
				'single-template'      => "{$namespace}\\MainContent\SingleItemTemplate",

				// sidebar
				'sidebar'              => "{$namespace}\\Sidebar",

				// woo
				'main-woo'             => "{$namespace}\\WooContent",
			)
		);

		return $components;

	}

	public static function default_components( $components ) {

	}

	public function afterSetup() {

		Defaults::load();
		Translations::load();
		ThemeTranslations::load();

		$this->registerMenus();

		$this->repository->load();
		$this->customizer->boot();
		$this->assets_manager->boot();
		$this->plugins_manager->boot();

		add_action( 'admin_menu', array( $this, 'addThemeInfoPage' ) );
		add_action( 'admin_notices', array( $this, 'addThemeNotice' ) );

		add_action(
			'wp_ajax_colibriwp_disable_big_notice',
			function () {
				check_ajax_referer( 'kubio_disable_big_notice_nonce', 'nonce' );
				$slug = get_template() . '-page-info';
				update_option( "{$slug}-theme-notice-dismissed", true );
			}
		);

		add_filter( 'language_attributes', array( $this, 'languageAttributes' ) );

		add_action( 'admin_enqueue_scripts', array( $this, 'enqueueAdminScripts' ), 0 );
	}


	private function registerMenus() {
		register_nav_menus( $this->registered_menus );
	}

	public function languageAttributes( $output ) {
		if ( apply_filters( 'kubio_is_enabled', false ) ) {
			return $output;
		}

		$theme_class = get_template() . '-theme';
		$output     .= " class='{$theme_class}'";

		return $output;
	}

	public function enqueueAdminScripts() {
		$slug = get_template() . '-page-info';

		$this->getAssetsManager()->registerScript(
			$slug,
			$this->getAssetsManager()->getBaseURL() . '/admin/admin.js',
			array( 'jquery' ),
			false
		)->registerStyle(
			$slug,
			$this->getAssetsManager()->getBaseURL() . '/admin/admin.css' .
			false
		);
	}


	/**
	 * @return AssetsManager
	 */
	public function getAssetsManager() {
		return $this->assets_manager;
	}

	public function addThemeNotice() {

		global $pagenow;
		if ( $pagenow === 'update.php' ) {
			return;
		}

		$slug = get_template() . '-page-info';

		$dismissed            = get_option( "{$slug}-theme-notice-dismissed", false );
		$is_builder_installed = apply_filters( 'kubio_is_enabled', false );

		if ( get_option( 'extend_builder_theme', false ) ) {
			$dismissed = true;
		}

		if ( ! $dismissed && ! $is_builder_installed ) {
			wp_enqueue_style( $slug );
			wp_enqueue_script( $slug );
			wp_enqueue_script( 'wp-util' );

			?>
			<div class="notice notice-success is-dismissible colibri-admin-big-notice notice-large">
				<?php View::make( 'admin/admin-notice-frontpage' ); ?>
			</div>
			<?php
		}
	}

	/**
	 * @return PluginsManager
	 */
	public function getPluginsManager() {
		return $this->plugins_manager;
	}

	public function addThemeInfoPage() {
		$tabs = Hooks::prefixed_apply_filters( 'info_page_tabs', array() );

		if ( ! count( $tabs ) ) {
			return;
		}

		$slug = get_template() . '-page-info';

		$page_name = Hooks::prefixed_apply_filters( 'theme_page_name', Translations::get( 'theme_page_name' ) );
		add_theme_page(
			$page_name,
			$page_name,
			'activate_plugins',
			$slug,
			array( $this, 'printThemePage' )
		);

		add_action( 'admin_enqueue_scripts', array( $this, 'enqueueThemeInfoPageScripts' ), 20 );
	}

	public function enqueueThemeInfoPageScripts() {
		global $plugin_page;
		$slug = get_template() . '-page-info';

		if ( $plugin_page === $slug ) {
			wp_enqueue_style( $slug );
			wp_enqueue_script( $slug );
		}
	}

	public function printThemePage() {

		$tabs        = Hooks::prefixed_apply_filters( 'info_page_tabs', array() );
		$tabs_slugs  = array_keys( $tabs );
		$default_tab = count( $tabs_slugs ) ? $tabs_slugs[0] : null;

		$current_tab = isset( $_REQUEST['current_tab'] ) ? $_REQUEST['current_tab'] : $default_tab;
		$url         = add_query_arg(
			array(
				'page' => get_template() . '-page-info',
			),
			admin_url( 'themes.php' )
		);

		$welcome_message = sprintf( Translations::translate( 'welcome_message' ), $this->getThemeHeaderData( 'Name' ) );
		$welcome_info    = Translations::translate( 'welcome_info' );

		View::make(
			'admin/page',
			array(
				'tabs'            => $tabs,
				'current_tab'     => $current_tab,
				'page_url'        => $url,
				'welcome_message' => Hooks::prefixed_apply_filters( 'info_page_welcome_message', $welcome_message ),
				'welcome_info'    => Hooks::prefixed_apply_filters( 'info_page_welcome_info', $welcome_info ),
			)
		);
	}


	public function getThemeHeaderData( $key, $child = false ) {

		$slug  = $this->getThemeSlug( $child );
		$theme = $this->getTheme( $slug );

		return $theme->get( $key );
	}


	public function getThemeSlug( $maybe_get_child = false ) {
		$slug  = get_template();
		$theme = $this->getTheme();
		if ( ! $maybe_get_child ) {
			$maybe_get_child = Hooks::prefixed_apply_filters( 'use_child_theme_header_data', $maybe_get_child );
		}

		if ( $maybe_get_child && $theme->get( 'Template' ) ) {
			$slug = get_stylesheet();
		}

		return $slug;
	}


	public function getTheme( $stylesheet = null ) {

		if ( ! array_key_exists( $stylesheet, $this->themes_cache ) ) {
			$this->themes_cache[ $stylesheet ] = wp_get_theme( $stylesheet );
		}

		return $this->themes_cache[ $stylesheet ];
	}

	/**
	 * @param $component_name
	 *
	 * @return ComponentInterface|null
	 * @throws Exception
	 */
	public function get( $component_name ) {

		$component = $this->repository->getByName( $component_name );

		if ( ! $component ) {
			throw new Exception( "Null component: `{$component_name}`" );
		}

		return $component;
	}

	/**
	 * @return ComponentsRepository
	 */
	public function getRepository() {
		return $this->repository;
	}

	/**
	 * @param ComponentsRepository $repository
	 */
	public function setRepository( $repository ) {
		$this->repository = $repository;
	}

	public function getVersion() {
		$theme = $this->getTheme();
		if ( $theme->get( 'Template' ) ) {
			$theme = $this->getTheme( $theme->get( 'Template' ) );
		}

		return $theme->get( 'Version' );
	}

	public function getTextDomain() {
		$theme = $this->getTheme();
		if ( $theme->get( 'Template' ) ) {
			$theme = $this->getTheme( $theme->get( 'Template' ) );
		}

		return $theme->get( 'TextDomain' );
	}

	/**
	 * @return Customizer
	 */
	public function getCustomizer() {
		return $this->customizer;
	}

	/**
	 * @param string $feature
	 * @param bool   $args
	 *
	 * @return Theme
	 */
	public function add_theme_support( $feature, $args = true ) {

		if ( $args !== true ) {
			add_theme_support( $feature, $args );
		} else {
			add_theme_support( $feature );
		}

		return $this;
	}

	/**
	 * @param string $feature
	 * @param bool   $args
	 *
	 * @return Theme
	 */
	public function register_menus( $menus ) {
		$this->registered_menus = array_merge( $this->registered_menus, $menus );

		return $this;
	}

	public function contentWidth( $width = 1200 ) {
		global $content_width;
		$content_width = $width;
	}


}