<?php
namespace ReyCore\Compatibility\Gtranslate;

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

class Base extends \ReyCore\Compatibility\CompatibilityBase
{
	private $added_widget = false;

	public function __construct()
	{
		add_action('rey/header/row', [$this, 'header'], 60);
		add_action('reycore/elementor/header_language/render', [$this, 'header'], 10);
		add_action('rey/mobile_nav/footer', [$this, 'mobile'], 10);
		add_action('reycore/language_switcher_markup', [$this, 'switcher_markup'], 10, 2);
		add_filter( 'reycore/is_multilanguage', [$this, 'is_multilanguage'] );
	}

	/**
	 * Get Gtranslate data
	 *
	 * @since 1.0.0
	 **/
	function data(){

		/**
		 * Use `add_filter('reycore/compatibility/gtranslate', '__return_false');`
		 * to disable Rey's integration.
		 */
		if( ! apply_filters('reycore/compatibility/gtranslate', true) ){
			return;
		}

		$data = get_option('GTranslate');

		$translations = [];

		$widget_look = 'dropdown_with_flags';

		if( isset($data['widget_look']) && ! empty($data['widget_look']) ){
			$widget_look = $data['widget_look'];
		}

		$types = [
			'flags' => [
				"dropdown_with_flags",
				"flags_dropdown",
				"flags",
				"flags_name",
				"flags_code",
				"popup",
			],
			'codes' => [
				"dropdown",
				"lang_names",
				"lang_codes",
				"globe",
			],
		];

		if( in_array($widget_look, $types['flags'], true) && isset($data['fincl_langs']) && ! empty($data['fincl_langs']) ){
			$translations = $data['fincl_langs'];
		}
		elseif( isset($data['incl_langs']) && ! empty($data['incl_langs']) ){
			$translations = $data['incl_langs'];
		}

		if( !empty($translations) ){

			$languages = [];
			$flag = false;

			$_plugin_url = preg_replace('/^https?:/i', '', plugins_url() . '/gtranslate');
			$_flag_path = sprintf( '%s/flags/%s/', $_plugin_url, 16 );

			$_gt_lang_array_json = '{"af":"Afrikaans","sq":"Albanian","am":"Amharic","ar":"Arabic","hy":"Armenian","az":"Azerbaijani","eu":"Basque","be":"Belarusian","bn":"Bengali","bs":"Bosnian","bg":"Bulgarian","ca":"Catalan","ceb":"Cebuano","ny":"Chichewa","zh-CN":"Chinese (Simplified)","zh-TW":"Chinese (Traditional)","co":"Corsican","hr":"Croatian","cs":"Czech","da":"Danish","nl":"Dutch","en":"English","eo":"Esperanto","et":"Estonian","tl":"Filipino","fi":"Finnish","fr":"French","fy":"Frisian","gl":"Galician","ka":"Georgian","de":"German","el":"Greek","gu":"Gujarati","ht":"Haitian Creole","ha":"Hausa","haw":"Hawaiian","iw":"Hebrew","hi":"Hindi","hmn":"Hmong","hu":"Hungarian","is":"Icelandic","ig":"Igbo","id":"Indonesian","ga":"Irish","it":"Italian","ja":"Japanese","jw":"Javanese","kn":"Kannada","kk":"Kazakh","km":"Khmer","ko":"Korean","ku":"Kurdish (Kurmanji)","ky":"Kyrgyz","lo":"Lao","la":"Latin","lv":"Latvian","lt":"Lithuanian","lb":"Luxembourgish","mk":"Macedonian","mg":"Malagasy","ms":"Malay","ml":"Malayalam","mt":"Maltese","mi":"Maori","mr":"Marathi","mn":"Mongolian","my":"Myanmar (Burmese)","ne":"Nepali","no":"Norwegian","ps":"Pashto","fa":"Persian","pl":"Polish","pt":"Portuguese","pa":"Punjabi","ro":"Romanian","ru":"Russian","sm":"Samoan","gd":"Scottish Gaelic","sr":"Serbian","st":"Sesotho","sn":"Shona","sd":"Sindhi","si":"Sinhala","sk":"Slovak","sl":"Slovenian","so":"Somali","es":"Spanish","su":"Sudanese","sw":"Swahili","sv":"Swedish","tg":"Tajik","ta":"Tamil","te":"Telugu","th":"Thai","tr":"Turkish","uk":"Ukrainian","ur":"Urdu","uz":"Uzbek","vi":"Vietnamese","cy":"Welsh","xh":"Xhosa","yi":"Yiddish","yo":"Yoruba","zu":"Zulu"}';
			$gt_lang_array = get_object_vars(json_decode($_gt_lang_array_json));

			$current_lang = 'en';

			if( $current_lang = $data['default_language'] ){
				$flag = $_flag_path . $current_lang . '.png';
			}
			if( isset($_COOKIE['googtrans']) && ($cookie = $_COOKIE['googtrans']) ){
				$cookie_parts = explode('/', $cookie);
				if( ! empty($cookie_parts) ){
					$current_lang = end($cookie_parts);
				}
			}

			foreach ($translations as $language) {

				$languages[$language] = [
					'code' => $language,
					'flag' => in_array($widget_look, $types['flags'], true) ? $_flag_path . $language . '.png' : '',
					'name' => in_array($widget_look, ['lang_codes', 'flags_code'], true) ? $language : $gt_lang_array[$language],
					'active' => $current_lang === $language,
					'url' => '#',
					'attr' => 'onclick="' . esc_attr( sprintf("reyDoGTranslate('%s|%s');return false;", $current_lang, $language) ) . '" data-lang="'. $language .'"',
				];

			}

			add_action('wp_footer', [$this, 'add_widget']);

			return [
				'current' => $current_lang,
				'current_flag' => $flag,
				'languages' => $languages,
				'type' => 'gtranslate'
			];
		}

		return false;
	}

	function add_widget(){

		if( ! $this->added_widget ){

			printf( '<div class="rey-gtranslate-widget" style="display:none;">%s</div>', do_shortcode('[gtranslate]')); ?>

			<script>

				function reyDoGTranslate(pair){

					if( typeof doGTranslate === 'undefined' ){
						return;
					}

					if ( ! window.gt_translate_script) {
						window.gt_translate_script = document.createElement('script');
						gt_translate_script.src = 'https://translate.google.com/translate_a/element.js?cb=googleTranslateElementInit2';
						document.body.appendChild(gt_translate_script);
					}

					doGTranslate(pair);
				}

				(function($){
					$(document).ready(function(){
						var wrapper = $('.rey-langSwitcher--gtranslate'),
							btn = $('.rey-header-dropPanel-btn', wrapper),
							btnCode = $('span', btn),
							btnImg = $('img', btn),
							links = $('.rey-header-dropPanel-content li a', wrapper);
						links.on('click', function(e){
							e.preventDefault();
							btnCode.html( $(this).attr('data-lang') );
							var linkImg = $(this).children('img');
							if( btnImg.length && linkImg.length ){
								btnImg.replaceWith( linkImg );
							}
						});

					});
				})(jQuery);
			</script>

			<?php

			$this->added_widget = true;
		}
	}

	/**
	 * Add language switcher for PolyLang into Header
	 *
	 * @since 1.0.0
	 **/
	function header($options = []){
		if($data = $this->data()) {
			echo reycore__language_switcher_markup($data, $options);
		}
	}

	/**
	 * Add language switcher for PolyLang into Mobile menu panel
	 *
	 * @since 1.0.0
	 **/
	function mobile(){
		if($data = $this->data()) {
			echo reycore__language_switcher_markup_mobile($data);
		}
	}

	function switcher_markup($html, $args){



		return $html;
	}

	public function is_multilanguage() {
		return true;
	}
}