<?php

namespace WP_Rocket\Engine\Admin\Beacon;

use WP_Rocket\Admin\Options_Data;
use WP_Rocket\Event_Management\Subscriber_Interface;

/**
 * Helpscout Beacon integration
 *
 * @since  3.2
 * @author Remy Perona
 */
class Beacon implements Subscriber_Interface {
	/**
	 * Options_Data instance
	 *
	 * @since  3.2
	 * @author Remy Perona
	 *
	 * @var Options_Data $options
	 */
	private $options;

	/**
	 * Current user locale
	 *
	 * @since  3.2
	 * @author Remy Perona
	 *
	 * @var string $locale
	 */
	private $locale;

	/**
	 * Constructor
	 *
	 * @since  3.2
	 * @author Remy Perona
	 *
	 * @param Options_Data $options Options instance.
	 */
	public function __construct( Options_Data $options ) {
		$this->options = $options;
	}

	/**
	 * Return an array of events that this subscriber wants to listen to.
	 *
	 * @since  3.2
	 * @author Remy Perona
	 *
	 * @return array
	 */
	public static function get_subscribed_events() {
		return [
			'admin_print_footer_scripts-settings_page_wprocket' => 'insert_script',
		];
	}

	/**
	 * Configures and returns beacon javascript
	 *
	 * @since  3.2
	 * @author Remy Perona
	 *
	 * @return void
	 */
	public function insert_script() {
		if ( ! current_user_can( 'rocket_manage_options' ) ) {
			return;
		}

		switch ( $this->get_user_locale() ) {
			case 'fr':
				$form_id = '9db9417a-5e2f-41dd-8857-1421d5112aea';
				break;
			default:
				$form_id = '44cc73fb-7636-4206-b115-c7b33823551b';
				break;
		}

		echo '<script type="text/javascript">!function(e,t,n){function a(){var e=t.getElementsByTagName("script")[0],n=t.createElement("script");n.type="text/javascript",n.async=!0,n.src="https://beacon-v2.helpscout.net",e.parentNode.insertBefore(n,e)}if(e.Beacon=n=function(t,n,a){e.Beacon.readyQueue.push({method:t,options:n,data:a})},n.readyQueue=[],"complete"===t.readyState)return a();e.attachEvent?e.attachEvent("onload",a):e.addEventListener("load",a,!1)}(window,document,window.Beacon||function(){});</script>
			<script type="text/javascript">window.Beacon(\'init\', \'' . esc_js( $form_id ) . '\')</script>
			<script>window.Beacon("identify", ' . wp_json_encode( $this->identify_data() ) . ');</script>
			<script>window.Beacon("session-data", ' . wp_json_encode( $this->session_data() ) . ');</script>
			<script>window.addEventListener("hashchange", function () {
				window.Beacon("suggest");
			  }, false);</script>';
	}

	/**
	 * Sets the locale property with the current user locale if not set yet
	 *
	 * @since  3.5
	 * @author Remy Perona
	 *
	 * @return string
	 */
	private function get_user_locale() {
		if ( isset( $this->locale ) ) {
			return $this->locale;
		}

		$this->locale = current( array_slice( explode( '_', get_user_locale() ), 0, 1 ) );

		return $this->locale;
	}

	/**
	 * Returns Session specific data to pass to Beacon
	 *
	 * @since  3.3.3
	 * @author Remy Perona
	 *
	 * @return array
	 */
	private function session_data() {
		global $wp_version;

		$options_to_send = [
			'cache_mobile'            => 'Mobile Cache',
			'do_caching_mobile_files' => 'Specific Cache for Mobile',
			'cache_logged_user'       => 'User Cache',
			'emoji'                   => 'Disable Emojis',
			'embeds'                  => 'Disable Embeds',
			'defer_all_js'            => 'Defer JS',
			'defer_all_js_safe'       => 'Defer JS Safe',
			'async_css'               => 'Optimize CSS Delivery',
			'lazyload'                => 'Lazyload Images',
			'lazyload_iframes'        => 'Lazyload Iframes',
			'lazyload_youtube'        => 'Lazyload Youtube',
			'cache_webp'              => 'WebP Cache',
			'minify_css'              => 'Minify CSS',
			'minify_concatenate_css'  => 'Combine CSS',
			'minify_js'               => 'Minify JS',
			'minify_concatenate_js'   => 'Combine JS',
			'minify_google_fonts'     => 'Combine Google Fonts',
			'minify_html'             => 'Minify HTML',
			'manual_preload'          => 'Preload',
			'sitemap_preload'         => 'Sitemap Preload',
			'remove_query_strings'    => 'Remove Query Strings',
			'cdn'                     => 'CDN Enabled',
			'do_cloudflare'           => 'Cloudflare Enabled',
			'varnish_auto_purge'      => 'Varnish Purge Enabled',
			'google_analytics_cache'  => 'Google Tracking Add-on',
			'facebook_pixel_cache'    => 'Facebook Tracking Add-on',
			'control_heartbeat'       => 'Hearbeat Control',
			'sucury_waf_cache_sync'   => 'Sucuri Add-on',
		];

		$active_options = array_filter( $this->options->get_options() );
		$active_options = array_intersect_key( $options_to_send, $active_options );
		$theme          = wp_get_theme();

		return [
			'Website'                  => home_url(),
			'WordPress Version'        => $wp_version,
			'WP Rocket Version'        => WP_ROCKET_VERSION,
			'Theme'                    => $theme->get( 'Name' ),
			'Plugins Enabled'          => implode( ' - ', rocket_get_active_plugins() ),
			'WP Rocket Active Options' => implode( ' - ', $active_options ),
		];
	}

	/**
	 * Returns Identify data to pass to Beacon
	 *
	 * @since  3.0
	 * @author Remy Perona
	 *
	 * @return array
	 */
	private function identify_data() {
		$identify_data = [
			'email'   => $this->options->get( 'consumer_email' ),
			'Website' => home_url(),
		];
		$customer_data = get_transient( 'wp_rocket_customer_data' );

		if ( false !== $customer_data && isset( $customer_data->status ) ) {
			$identify_data['status'] = $customer_data->status;
		}

		return $identify_data;
	}

	/**
	 * Returns the IDs for the HelpScout docs for the corresponding section and language.
	 *
	 * @since  3.0
	 * @author Remy Perona
	 *
	 * @param string $doc_id Section identifier.
	 *
	 * @return string|array
	 */
	public function get_suggest( $doc_id ) {
		$suggest = [
			'faq'                        => [
				'en' => [
					[
						'id'    => '5569b671e4b027e1978e3c51',
						'url'   => 'https://docs.wp-rocket.me/article/99-pages-are-not-cached-or-css-and-js-minification-are-not-working/?utm_source=wp_plugin&utm_medium=wp_rocket',
						'title' => 'Pages Are Not Cached or CSS and JS Minification Are Not Working',
					],
					[
						'id'    => '556778c8e4b01a224b426fad',
						'url'   => 'https://docs.wp-rocket.me/article/85-google-page-speed-grade-does-not-improve/?utm_source=wp_plugin&utm_medium=wp_rocket',
						'title' => 'Google PageSpeed Grade does not Improve',
					],
					[
						'id'    => '556ef48ce4b01a224b428691',
						'url'   => 'https://docs.wp-rocket.me/article/106-my-site-is-broken/?utm_source=wp_plugin&utm_medium=wp_rocket',
						'title' => 'My Site Is Broken',
					],
					[
						'id'    => '54205957e4b099def9b55df0',
						'url'   => 'https://docs.wp-rocket.me/article/19-resolving-issues-with-file-optimization/?utm_source=wp_plugin&utm_medium=wp_rocket',
						'title' => 'Resolving Issues with File Optimization',
					],
				],
				'fr' => [
					[
						'id'    => '5697d2dc9033603f7da31041',
						'url'   => 'https://fr.docs.wp-rocket.me/article/264-les-pages-ne-sont-pas-mises-en-cache-ou-la-minification-css-et-js-ne-fonctionne-pas/?utm_source=wp_plugin&utm_medium=wp_rocket',
						'title' => 'Les pages ne sont pas mises en cache, ou la minification CSS et JS ne fonctionne pas',
					],
					[
						'id'    => '569564dfc69791436155e0b0',
						'url'   => 'https://fr.docs.wp-rocket.me/article/218-la-note-google-page-speed-ne-sameliore-pas/?utm_source=wp_plugin&utm_medium=wp_rocket',
						'title' => "La note Google Page Speed ne s'améliore pas",
					],
					[
						'id'    => '5697d03bc69791436155ed69',
						'url'   => 'https://fr.docs.wp-rocket.me/article/263-site-casse/?utm_source=wp_plugin&utm_medium=wp_rocket',
						'title' => 'Mon site est cassé',
					],
					[
						'id'    => '56967d73c69791436155e637',
						'url'   => 'https://fr.docs.wp-rocket.me/article/241-problemes-minification/?utm_source=wp_plugin&utm_medium=wp_rocket',
						'title' => "Résoudre les problèmes avec l'optimisation des fichiers",
					],
				],
			],
			'user_cache_section'         => [
				'en' => '56b55ba49033600da1c0b687,587920b5c697915403a0e1f4,560c66b0c697917e72165a6d',
				'fr' => '56cb9ba990336008e9e9e3d9,5879230cc697915403a0e211,569410999033603f7da2fa94',
			],
			'user_cache'                 => [
				'en' => [
					'id'  => '56b55ba49033600da1c0b687',
					'url' => 'https://docs.wp-rocket.me/article/313-user-cache/?utm_source=wp_plugin&utm_medium=wp_rocket',
				],
				'fr' => [
					'id'  => '56cb9ba990336008e9e9e3d9',
					'url' => 'https://fr.docs.wp-rocket.me/article/333-cache-utilisateurs-connectes/?utm_source=wp_plugin&utm_medium=wp_rocket',
				],
			],
			'mobile_cache_section'       => [
				'en' => '577a5f1f903360258a10e52a,5678aa76c697914361558e92,5745b9a6c697917290ddc715',
				'fr' => '589b17a02c7d3a784630b249,5a6b32830428632faf6233dc,58a480e5dd8c8e56bfa7b85c',
			],
			'mobile_cache'               => [
				'en' => [
					'id'  => '577a5f1f903360258a10e52a',
					'url' => 'https://docs.wp-rocket.me/article/708-mobile-caching/?utm_source=wp_plugin&utm_medium=wp_rocket',
				],
				'fr' => [
					'id'  => '589b17a02c7d3a784630b249',
					'url' => 'https://fr.docs.wp-rocket.me/article/934-mise-en-cache-pour-mobile/?utm_source=wp_plugin&utm_medium=wp_rocket',
				],
			],
			'cache_ssl'                  => [
				'en' => [
					'id'  => '56c24fd3903360436857f1ed',
					'url' => 'https://docs.wp-rocket.me/article/314-using-ssl-with-wp-rocket/?utm_source=wp_plugin&utm_medium=wp_rocket',
				],
				'fr' => [
					'id'  => '56cb9d24c6979102ccfc801c',
					'url' => 'https://fr.docs.wp-rocket.me/article/335-utiliser-ssl-wp-rocket/?utm_source=wp_plugin&utm_medium=wp_rocket',
				],
			],
			'cache_lifespan'             => [
				'en' => [
					'id'  => '555c7e9ee4b027e1978e17a5',
					'url' => 'https://docs.wp-rocket.me/article/78-how-often-is-the-cache-updated/?utm_source=wp_plugin&utm_medium=wp_rocket',
				],
				'fr' => [
					'id'  => '568f7df49033603f7da2ec72',
					'url' => 'https://fr.docs.wp-rocket.me/article/171-intervalle-cache/?utm_source=wp_plugin&utm_medium=wp_rocket',
				],
			],
			'cache_lifespan_section'     => [
				'en' => '555c7e9ee4b027e1978e17a5,5922fd0e0428634b4a33552c',
				'fr' => '568f7df49033603f7da2ec72,598080e1042863033a1b890e',
			],
			'nonce'                      => [
				'en' => [
					'id'  => '5922fd0e0428634b4a33552c',
					'url' => 'https://docs.wp-rocket.me/article/975-nonces-and-cache-lifespan/?utm_source=wp_plugin&utm_medium=wp_rocket',
				],
				'fr' => [
					'id'  => '598080e1042863033a1b890e',
					'url' => 'https://fr.docs.wp-rocket.me/article/1015-nonces-delai-nettoyage-cache/?utm_source=wp_plugin&utm_medium=wp_rocket',
				],
			],
			'basic_section'              => [
				'en' => '55231415e4b0221aadf25676,588286b32c7d3a4a60b95b6c,58869c492c7d3a7846303a3d',
				'fr' => '569568269033603f7da30334,58e3be72dd8c8e5c57311c6e,59b7f049042863033a1cc5d0',
			],
			'css_section'                => [
				'en' => '54205957e4b099def9b55df0,5419ec47e4b099def9b5565f,5578cfbbe4b027e1978e6bb1,5569b671e4b027e1978e3c51,5923772c2c7d3a074e8ab8b9',
				'fr' => '56967d73c69791436155e637,56967e80c69791436155e646,56957209c69791436155e0f6,5697d2dc9033603f7da31041593fec6d2c7d3a0747cddb93',
			],
			'js_section'                 => [
				'en' => '54205957e4b099def9b55df0,5419ec47e4b099def9b5565f,5578cfbbe4b027e1978e6bb1,587904cf90336009736c678e,54b9509de4b07997ea3f27c7,59236dfb0428634b4a3358f9',
				'fr' => '56967d73c69791436155e637,56967e80c69791436155e646,56957209c69791436155e0f6,58a337c12c7d3a576d352cde,56967eebc69791436155e649,593fe9882c7d3a0747cddb77',
			],
			'remove_query_strings'       => [
				'en' => [
					'id'  => '55231415e4b0221aadf25676',
					'url' => 'https://docs.wp-rocket.me/article/56-remove-query-string-from-static-resources/?utm_source=wp_plugin&utm_medium=wp_rocket',
				],
				'fr' => [
					'id'  => '569568269033603f7da30334',
					'url' => 'https://fr.docs.wp-rocket.me/article/219-supprimer-les-chaines-de-requetes-sur-les-ressources-statiques/?utm_source=wp_plugin&utm_medium=wp_rocket',
				],
			],
			'file_optimization'          => [
				'en' => [
					'id'  => '54205957e4b099def9b55df0',
					'url' => 'https://docs.wp-rocket.me/article/19-resolving-issues-with-file-optimization/?utm_source=wp_plugin&utm_medium=wp_rocket',
				],
				'fr' => [
					'id'  => '56967d73c69791436155e637',
					'url' => 'https://fr.docs.wp-rocket.me/article/241-problemes-minification/?utm_source=wp_plugin&utm_medium=wp_rocket',
				],
			],
			'combine'                    => [
				'en' => [
					'id'  => '596eaf7d2c7d3a73488b3661',
					'url' => 'https://docs.wp-rocket.me/article/1009-configuration-for-http-2/?utm_source=wp_plugin&utm_medium=wp_rocket',
				],
				'fr' => [
					'id'  => '59a418ad042863033a1c572e',
					'url' => 'https://fr.docs.wp-rocket.me/article/1018-configuration-http-2/?utm_source=wp_plugin&utm_medium=wp_rocket',
				],
			],
			'exclude_inline_js'          => [
				'en' => [
					'id'  => '5b4879100428630abc0c0713',
					'url' => 'https://docs.wp-rocket.me/article/1104-excluding-inline-js-from-combine/?utm_source=wp_plugin&utm_medium=wp_rocket',
				],
			],
			'exclude_js'                 => [
				'en' => [
					'id'  => '54b9509de4b07997ea3f27c7',
					'url' => 'https://docs.wp-rocket.me/article/39-excluding-external-js-from-concatenation/?utm_source=wp_plugin&utm_medium=wp_rocket',
				],
			],
			'defer_js'                   => [
				'en' => [
					'id'  => '5d52138d2c7d3a68825e8faa',
					'url' => 'https://docs.wp-rocket.me/article/1265-load-javascript-deferred/?utm_source=wp_plugin&utm_medium=wp_rocket',
				],
				'fr' => [
					'id'  => '5d5ac08b2c7d3a7920be3649',
					'url' => 'https://fr.​docs.​wp-rocket.​me/article/1270-chargement-differe-des-fichiers-js/?utm_source=wp_plugin&utm_medium=wp_rocket',
				],
			],
			'jquery_migrate'             => [
				'en' => [
					'id'  => '5e1d27de2c7d3a7e9ae627e8',
					'url' => 'https://docs.wp-rocket.me/article/1304-remove-jquery-migrate/?utm_source=wp_plugin&utm_medium=wp_rocket',
				],
				'fr' => [
					'id'  => '5e5e5bfe04286364bc962504',
					'url' => 'https://fr.docs.wp-rocket.me/article/1309-supprimer-jquery-migrate/?utm_source=wp_plugin&utm_medium=wp_rocket',
				],
			],
			'async'                      => [
				'en' => [
					'id'  => '5d52144c0428631e94f94ae2',
					'url' => 'https://docs.wp-rocket.me/article/1266-optimize-css-delivery/?utm_source=wp_plugin&utm_medium=wp_rocket',
				],
				'fr' => [
					'id'  => '5d5abada0428634552d85bff',
					'url' => 'https://fr.​docs.​wp-rocket.​me/article/1268-optimiser-le-chargement-du-css/?utm_source=wp_plugin&utm_medium=wp_rocket',
				],
			],
			'lazyload'                   => [
				'en' => [
					'id'  => '5c884cf80428633d2cf38314',
					'url' => 'https://docs.wp-rocket.me/article/1141-using-lazyload-in-wp-rocket/?utm_source=wp_plugin&utm_medium=wp_rocket',
				],
				'fr' => [
					'id'  => '5c98ff532c7d3a1544614cf4',
					'url' => 'https://fr.docs.wp-rocket.me/article/1146-utiliser-lazyload-images-wp-rocket/?utm_source=wp_plugin&utm_medium=wp_rocket',
				],
			],
			'webp'                       => [
				'en' => [
					'id'  => '5d72919704286364bc8ed49d',
					'url' => 'https://docs.wp-rocket.me/article/1282-webp',
				],
			],
			'lazyload_section'           => [
				'en' => '5c884cf80428633d2cf38314,54b85754e4b0512429883a86,5418c792e4b0e7b8127bed99,569ec4a69033603f7da32c93,5419e246e4b099def9b5561e,5a299b332c7d3a1a640cb402',
				'fr' => '56967a859033603f7da30858,56967952c69791436155e60a,56cb9c9d90336008e9e9e3dc,569676ea9033603f7da3083d,5a3a66f52c7d3a1943676524',
			],
			'sitemap_preload'            => [
				'en' => '541780fde4b005ed2d11784c,5a71c8ab2c7d3a4a4198a9b3,55b282ede4b0b0593824f852',
				'fr' => '5693d582c69791436155d645',
			],
			'preload_bot'                => [
				'en' => '541780fde4b005ed2d11784c,55b282ede4b0b0593824f852,559113eae4b027e1978eba11',
				'fr' => '5693d582c69791436155d645,569433d1c69791436155d99c',
			],
			'bot'                        => [
				'en' => [
					'id'  => '541780fde4b005ed2d11784c',
					'url' => 'https://docs.wp-rocket.me/article/8-how-the-cache-is-preloaded/?utm_source=wp_plugin&utm_medium=wp_rocket',
				],
				'fr' => [
					'id'  => '5693d582c69791436155d645',
					'url' => 'https://fr.docs.wp-rocket.me/article/188-comment-est-pre-charge-le-cache/?utm_source=wp_plugin&utm_medium=wp_rocket',
				],
			],
			'dns_prefetch'               => [
				'en' => '541780fde4b005ed2d11784c',
				'fr' => '5693d582c69791436155d645',
			],
			'never_cache'                => [
				'en' => '5519ab03e4b061031402119f,559110d0e4b027e1978eba09,56b55ba49033600da1c0b687,553ac7bfe4b0eb143c62af44,587920b5c697915403a0e1f4,5569b671e4b027e1978e3c51',
				'fr' => '56941c0cc69791436155d8ab,56943395c69791436155d99a,56cb9ba990336008e9e9e3d9,56942fc3c69791436155d987,5879230cc697915403a0e211,5697d2dc9033603f7da31041',
			],
			'always_purge_section'       => [
				'en' => '555c7e9ee4b027e1978e17a,55151406e4b0610314020a3f,5632858890336002f86d903e,5792c0c1903360293603896b',
				'fr' => '568f7df49033603f7da2ec72,5694194d9033603f7da2fb00,56951208c69791436155de2a,57a4a0c3c697910783242008',
			],
			'query_strings'              => [
				'en' => '590a83610428634b4a32d52c',
				'fr' => '597a04fd042863033a1b6da4',
			],
			'ecommerce'                  => [
				'en' => [
					'id'  => '555c619ce4b027e1978e1767',
					'url' => 'https://docs.wp-rocket.me/article/75-is-wp-rocket-compatible-with-e-commerce-plugins/?utm_source=wp_plugin&utm_medium=wp_rocket',
				],
				'fr' => [
					'id'  => '568f8291c69791436155caea',
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}
