<?php

namespace Brandy\Admin\Pages\Dashboard;

use Brandy\I18n;
use Brandy\Niches\NicheLoader;
use Brandy\Niches\NicheService;
use Brandy\Traits\SingletonTrait;
use Error;

class ThemeDashboard {
	use SingletonTrait;

	/**
	 * Contains menu page ID
	 *
	 * @var string
	 */
	const PAGE_ID = 'brandy-dashboard-page';

	/**
	 * Contains menu capability
	 *
	 * @var string
	 */

	const CAP = 'switch_themes';
	/**
	 * Contains menu position
	 *
	 * @var string
	 */
	const POSITION = 2;

	/**
	 * Contains NONCE action for install niche
	 *
	 * @var string
	 */
	const INSTALL_NICHE_NONCE_ACTION = 'brandy_install_niche';

	/**
	 * Contains NONCE action for install plugin
	 *
	 * @var string
	 */
	const INSTALL_PLUGIN_NONCE_ACTION = 'brandy_install_plugin';

	/**
	 * Contains NONCE action for getting plugins information
	 *
	 * @var string
	 */
	const GET_PLUGINS_INFORMATION_NONCE_ACTION = 'brandy_get_plugins_information';

	protected function __construct() {

		add_action( 'admin_bar_menu', array( $this, 'add_dashboard_to_admin_bar' ), 31 );

		if ( ! is_admin() ) {
			return;
		}

		add_action( 'admin_menu', array( $this, 'add_theme_page' ) );
		add_action( 'wp_ajax_brandy_install_niche', array( $this, 'install_niche' ) );
		add_action( 'wp_ajax_brandy_install_plugin', array( $this, 'install_plugin' ) );
		add_action( 'wp_ajax_brandy_activate_plugin', array( $this, 'activate_plugin' ) );
		add_action( 'wp_ajax_brandy_get_plugins_information', array( $this, 'get_plugins_information' ) );
		$this->open_wizard();
	}

	/**
	 * Add dashboard menu page
	 */
	public function add_theme_page() {

		$page_title = __( 'Brandy', 'brandy' );

		// $icon = '';
		$icon = 'data:image/svg+xml;base64,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';

		$page_id = add_menu_page(
			$page_title,
			$page_title,
			self::CAP,
			self::PAGE_ID,
			array( $this, 'render_theme_page' ),
			$icon,
			self::POSITION
		);

		add_action( 'load-' . $page_id, array( $this, 'load_page_dependencies' ) );
	}

	/**
	 * Load page dependencies
	 */
	public function load_page_dependencies() {
		ThemeDashboardVite::enqueue_vite( 'main.tsx', '3005' );
		wp_localize_script(
			'module/brandy-theme-dashboard/main.tsx',
			'brandyDashboardData',
			array_merge(
				array(
					'version'           => BRANDY_VERSION,
					'links'             => array(
						'dashboard' => admin_url( 'themes.php?page=' . self::PAGE_ID ),
						'customize' => admin_url( 'customize.php?return=/wp-admin/admin.php?page=' . self::PAGE_ID ),
						'home_page' => home_url(),
					),
					'ajax'              => array(
						'path'   => admin_url( 'admin-ajax.php' ),
						'nonces' => array(
							'install_niche'           => wp_create_nonce( self::INSTALL_NICHE_NONCE_ACTION ),
							'install_plugin'          => wp_create_nonce( self::INSTALL_PLUGIN_NONCE_ACTION ),
							'get_plugins_information' => wp_create_nonce( self::GET_PLUGINS_INFORMATION_NONCE_ACTION ),
						),
					),
					'urls'              => array(
						'images' => BRANDY_TEMPLATE_URL . '/assets/images/',
						'admin'  => admin_url(),
					),
					'suggested_plugins' => PluginService::get_suggested_plugins(),
					'required_plugins'  => PluginService::get_required_plugins(),
					'i18n'              => I18n::get_translations(),
					'bts'               => array(
						'niches'              => NicheLoader::get_instance()->get_niches( true ),
						'is_plugin_installed' => is_bts_installed(),
					),
				),
				is_elementor_installed() ? array(
					'elementor' => array(
						'version' => ELEMENTOR_VERSION,
					),
				) : array()
			)
		);
	}

	/**
	 * Render dashboard page content
	 */
	public function render_theme_page() {

		global $pagenow;

		$is_theme_page = 'themes.php' == $pagenow;

		$is_dashboard_page = isset( $_GET['page'] ) && self::PAGE_ID === $_GET['page']; //phpcs:ignore.

		$is_wizard_screen = isset( $_GET['action'] ) && 'open-wizard' === $_GET['action']; //phpcs:ignore.

		if ( $is_theme_page && $is_dashboard_page && $is_wizard_screen ) {
			update_option( 'brandy_first_time_installed', 'no' );
		}

		echo '<section id="brandy-dashboard"></section>';

	}

	/**
	 * Check whether can open wizard on dashboard page
	 */
	private function can_open_wizard() {
		$option_value = get_option( 'brandy_first_time_installed', null );

		if ( 'no' == $option_value ) {
			return false;
		}
		return true;
	}

	/**
	 * Add sample posts when site doesn't have enough posts to show
	 *
	 * @since 1.1.5
	 */
	private function add_sample_posts_for_empty_site() {
		require_once ABSPATH . 'wp-admin/includes/media.php';
		require_once ABSPATH . 'wp-admin/includes/file.php';
		require_once ABSPATH . 'wp-admin/includes/image.php';

		$sample_posts = ImportService::read_posts_from_json( BRANDY_TEMPLATE_DIR . '/inc/Niches/WooCommerce/sample-data/sample-posts.json' );
		$sample_posts = array_slice( $sample_posts, 0, 4 );

		$query = new \WP_Query(
			array(
				'post_type'     => 'post',
				'post_name__in' => array_map(
					function( $p ) {
						return $p['name'];
					},
					$sample_posts
				),
			)
		);

		$existed_posts_name = array_map(
			function( $p ) {
				return $p->post_name;
			},
			$query->have_posts() ? $query->posts : array()
		);

		$not_existed_posts = array_filter(
			$sample_posts,
			function( $post_info ) use ( $existed_posts_name ) {
				return ! in_array( $post_info['name'], $existed_posts_name, true );
			}
		);

		foreach ( $not_existed_posts as $post_info ) {
			$comment_status = isset( $post_info['comment_status'] ) ? ( empty( $post_info['comment_status'] ) ? 'closed' : 'open' ) : 'open';
			$comments       = isset( $post_info['comments'] ) ? $post_info['comments'] : array();
			$post_args      = array(
				'post_title'     => $post_info['title'],
				'post_type'      => 'post',
				'post_name'      => $post_info['name'],
				'post_content'   => $post_info['content'],
				'post_category'  => $post_info['post_category'],
				'tags_input'     => $post_info['tags_input'],
				'post_status'    => 'publish',
				'comment_status' => 'closed',
				'ping_status'    => 'closed',
				'post_author'    => 1,
				'menu_order'     => 0,
				'comment_status' => $comment_status,
			);
			$inserted_id    = wp_insert_post( $post_args );

			if ( 0 === $inserted_id || is_wp_error( $inserted_id ) ) {
				continue;
			}

			if ( ! empty( $post_info['post_meta'] ) ) {
				foreach ( $post_info['post_meta'] as $key => $value ) {
					update_post_meta( $inserted_id, $key, $value );
				}
			}

			foreach ( $comments as $comment ) {
				wp_insert_comment(
					array(
						'comment_post_ID' => $inserted_id,
						'comment_content' => $comment,
					)
				);
			}

			ImportService::add_featured_image( $inserted_id, $post_info['featured_image'] ?? '', $post_info['name'] ?? '' );
		}
	}

	private function add_sample_pages_for_empty_site() {
		$sample_pages = array(
			array(
				'title'        => 'Home',
				'name'         => 'homepage',
				'content'      => '',
				'page_display' => 'front_page',
			),
			array(
				'title'        => 'Blog',
				'name'         => 'blog',
				'content'      => '',
				'page_display' => 'blogs_page',
			),
			array(
				'title'         => 'About us',
				'name'          => 'about-us',
				'content'       => '',
				'page_template' => 'about-us',
				'page_display'  => 'about_us',
			),
		);

		$query = new \WP_Query(
			array(
				'post_type'     => 'page',
				'post_name__in' => array_map(
					function( $p ) {
						return $p['name'];
					},
					$sample_pages
				),
			)
		);

		$existed_pages_name = array();
		$imported_pages     = array();
		if ( $query->have_posts() ) {
			foreach ( $query->posts as $p ) {
				$same_pages = array_filter(
					$sample_pages,
					function( $item ) use ( $p ) {
						return $p->post_name === $item['name'];
					}
				);
				$find_page  = end( $same_pages );
				$data       = array(
					'id'    => $p->ID,
					'name'  => $p->post_name,
					'title' => $p->post_title,
				);
				if ( $find_page ) {
					$data['post_meta'] = $find_page['post_meta'] ?? array();
				}
				$imported_pages[]     = $data;
				$existed_pages_name[] = $p->post_name;
			}
		}

		$not_existed_pages = array_filter(
			$sample_pages,
			function( $page_info ) use ( $existed_pages_name ) {
				return ! in_array( $page_info['name'], $existed_pages_name, true );
			}
		);

		$imported_pages = array();
		foreach ( $not_existed_pages as $page_info ) {
			$post_args        = array_merge(
				array(
					'post_title'     => $page_info['title'],
					'post_type'      => 'page',
					'post_name'      => $page_info['name'],
					'post_content'   => $page_info['content'],
					'post_status'    => 'publish',
					'comment_status' => 'closed',
					'ping_status'    => 'closed',
					'post_author'    => 1,
					'menu_order'     => 0,
				),
				isset( $page_info['page_template'] ) ? array(
					'page_template' => $page_info['page_template'],
				) : array()
			);
			$new_post_id      = wp_insert_post( $post_args );
			$inserted_pages[] = $new_post_id;

			$imported_pages[] = array(
				'id'        => $new_post_id,
				'title'     => $page_info['title'],
				'name'      => $page_info['name'],
				'post_meta' => $page_info['post_meta'] ?? array(),
			);

			if ( 0 === $new_post_id || is_wp_error( $new_post_id ) ) {
				continue;
			}
		}

		foreach ( $imported_pages as $data ) {

			$matching_items = array_values(
				array_filter(
					$sample_pages,
					function( $item ) use ( $data ) {
						return $item['name'] == $data['name'];
					}
				)
			);

			if ( count( $matching_items ) < 1 ) {
				continue;
			}

			$page_info = $matching_items[0];

			$new_post_id = $data['id'];

			if ( ! empty( $page_info['page_display'] ) && 'front_page' === $page_info['page_display'] ) {
				update_option( 'show_on_front', 'page' );
				update_option( 'page_on_front', $new_post_id );
			}

			if ( ! empty( $page_info['page_display'] ) && 'blogs_page' === $page_info['page_display'] ) {
				update_option( 'show_on_front', 'page' );
				update_option( 'page_for_posts', $new_post_id );
			}

			if ( ! empty( $page_info['page_display'] ) && 'about_us' === $page_info['page_display'] ) {
				update_option( 'page_for_about_us', $new_post_id );
			}

			if ( ! empty( $page_info['page_display'] ) && 'contact_us' === $page_info['page_display'] ) {
				update_option( 'page_for_contact_us', $new_post_id );
			}
		}
	}

	private function add_sample_menus() {
		$menu_info   = array(
			'name'      => __( 'Brandy sample menu', 'brandy' ),
			'locations' => array( 'primary-menu', 'header-menu-1' ),
			'items'     => array(
				array(
					'title'  => __( 'Home', 'brandy' ),
					'status' => 'publish',
					'url'    => home_url(),
				),
				array(
					'title'       => __( 'Blogs', 'brandy' ),
					'status'      => 'publish',
					'object_id'   => brandy_get_blog_page_id(),
					'item_object' => 'page',
					'item_type'   => 'post_type',
				),
				array(
					'title'       => __( 'About us', 'brandy' ),
					'status'      => 'publish',
					'object_id'   => brandy_get_about_us_page_id(),
					'item_object' => 'page',
					'item_type'   => 'post_type',
				),
			),
		);
		$menu_exists = wp_get_nav_menu_object( $menu_info['name'] );
		if ( $menu_exists ) {
			return;
		}

		$menu_id = wp_create_nav_menu( $menu_info['name'] );
		if ( is_wp_error( $menu_id ) ) {
			return;
		}
		$parent_menus = array();
		foreach ( $menu_info['items'] as $menu_item ) {
			if ( isset( $menu_item['parent'] ) ) {
				continue;
			}
			$id = wp_update_nav_menu_item(
				$menu_id,
				0,
				empty( $menu_item['object_id'] ) ?
				array(
					'menu-item-title'  => $menu_item['title'] ?? 'Sample item',
					'menu-item-url'    => $menu_item['url'] ?? '#',
					'menu-item-status' => $menu_item['status'] ?? 'publish',
				) : array(
					'menu-item-type'      => isset( $menu_item['item_type'] ) ? $menu_item['item_type'] : '',
					'menu-item-object-id' => $menu_item['object_id'],
					'menu-item-object'    => $menu_item['item_object'],
					'menu-item-status'    => $menu_item['status'],
				)
			);
			if ( ! is_wp_error( $id ) ) {
				$parent_menus[ $menu_item['key'] ] = $id;
			}
		}
	}

	/**
	 * Handle opening wizard
	 */
	public function open_wizard() {

		if ( defined( 'DOING_AJAX' ) && DOING_AJAX ) {
			return;
		}

		if ( ! $this->can_open_wizard() ) {
			return;
		}

		$site_posts = get_posts(
			array(
				'post_status'    => 'publish',
				'posts_per_page' => 4,
			)
		);

		if ( count( $site_posts ) < 4 ) {
			$this->add_sample_posts_for_empty_site();
		}
		$this->add_sample_pages_for_empty_site();
		$this->add_sample_menus();

		global $pagenow;

		if ( 'themes.php' == $pagenow && isset( $_GET['page'] ) && self::PAGE_ID === $_GET['page'] ) { //phpcs:ignore.
			return;
		}

		wp_safe_redirect( admin_url( 'themes.php?page=' . self::PAGE_ID . '&action=open-wizard#/wizard' ) );
	}

	/**
	 * Callback for calling install niche AJAX
	 */
	public function install_niche() {

		$nonce = isset( $_POST['nonce'] ) ? sanitize_text_field( $_POST['nonce'] ) : '';

		if ( ! wp_verify_nonce( $nonce, self::INSTALL_NICHE_NONCE_ACTION ) ) {
			throw new Error( __( 'Invalid nonce', 'brandy' ) );
		}

		$niche = isset( $_POST['niche'] ) ? $_POST['niche'] : '';

		if ( empty( $niche ) ) {
			throw new Error( __( 'Invalid data', 'brandy' ) );
		}

		$builder = isset( $_POST['builder'] ) ? $_POST['builder'] : 'gutenberg';

		$content_list = isset( $_POST['content_list'] ) ? $_POST['content_list'] : array();

		if ( empty( $niche ) ) {
			throw new Error( __( 'Invalid data', 'brandy' ) );
		}

		try {

			$result = ( new NicheService( $niche ) )->install_niche( $content_list, $builder );

			wp_send_json_success(
				array(
					'message'     => __( 'Import successfully', 'brandy' ),
					'import_data' => $result,
				)
			);
		} catch ( \Error $err ) {
			wp_send_json_success(
				array(
					'success' => false,
					'message' => $err->getMessage(),
				)
			);
		} finally {
			if ( in_array( BRANDY_LAST_SITE_CONTENT_INSTALATION, $content_list, true ) ) {
				do_action( "brandy_{$niche}_installed" );
			}
		}
	}

	/**
	 * Callback for calling install plugin AJAX
	 */
	public function install_plugin() {

		$nonce = isset( $_POST['nonce'] ) ? sanitize_text_field( $_POST['nonce'] ) : '';

		if ( ! wp_verify_nonce( $nonce, self::INSTALL_PLUGIN_NONCE_ACTION ) ) {
			throw new Error( __( 'Invalid nonce', 'brandy' ) );
		}

		$plugin = isset( $_POST['plugin'] ) ? $_POST['plugin'] : '';

		if ( empty( $plugin ) || empty( $plugin['download_link'] ) ) {
			throw new Error( __( 'Invalid data', 'brandy' ) );
		}

		try {

			PluginService::install_and_activate_plugin( $plugin );

			wp_send_json_success(
				array(
					'message' => __( 'Install successfully', 'brandy' ),
					'plugin'  => $plugin,
				)
			);
		} catch ( \Error $err ) {
			wp_send_json_success(
				array(
					'success' => false,
					'message' => $err->getMessage(),
				)
			);
		}
	}

	/**
	 * Callback for calling activate plugin AJAX
	 */
	public function activate_plugin() {

		$nonce = isset( $_POST['nonce'] ) ? sanitize_text_field( $_POST['nonce'] ) : '';

		if ( ! wp_verify_nonce( $nonce, self::INSTALL_PLUGIN_NONCE_ACTION ) ) {
			throw new Error( __( 'Invalid nonce', 'brandy' ) );
		}

		$plugin = isset( $_POST['plugin'] ) ? $_POST['plugin'] : '';

		if ( empty( $plugin ) ) {
			throw new Error( __( 'Invalid data', 'brandy' ) );
		}

		try {
			PluginService::install_and_activate_plugin( $plugin );

			wp_send_json_success(
				array(
					'message' => __( 'Activate successfully', 'brandy' ),
					'plugin'  => $plugin,
				)
			);
		} catch ( \Error $err ) {
			wp_send_json_success(
				array(
					'success' => false,
					'message' => $err->getMessage(),
				)
			);
		}
	}

	/**
	 * Callback for calling get plugins information AJAX
	 */
	public function get_plugins_information() {

		try {
			$nonce = isset( $_GET['nonce'] ) ? sanitize_text_field( $_GET['nonce'] ) : '';

			if ( ! wp_verify_nonce( $nonce, self::GET_PLUGINS_INFORMATION_NONCE_ACTION ) ) {
				throw new Error( __( 'Invalid nonce', 'brandy' ) );
			}

			$plugins_information = PluginService::get_plugins_information();

			wp_send_json_success(
				array(
					'success'             => true,
					'plugins_information' => $plugins_information,
				)
			);
		} catch ( \Error $err ) {
			wp_send_json_success(
				array(
					'success' => false,
					'message' => $err->getMessage(),
				)
			);
		}

	}

	public function add_dashboard_to_admin_bar( $wp_admin_bar ) {

		if ( ! user_can( get_current_user_id(), self::CAP ) ) {
			return;
		}

		// Add an option to visit the store.
		$wp_admin_bar->remove_node( 'plugins' );
		$wp_admin_bar->add_node(
			array(
				'parent' => 'site-name',
				'id'     => 'brandy-dashboard',
				'title'  => __( 'Brandy Dashboard', 'brandy' ),
				'href'   => admin_url( 'admin.php?page=' . self::PAGE_ID ),
			)
		);

		if ( current_user_can( 'activate_plugins' ) ) {
			$wp_admin_bar->add_node(
				array(
					'parent' => 'site-name',
					'id'     => 'plugins',
					'title'  => __( 'Plugins', 'brandy' ),
					'href'   => admin_url( 'plugins.php' ),
				)
			);
		}
	}

}