<?php

class Hotel_Content {

	public static $settings;
	public static $posts;
	public static $lang = 'en';

	public static function getSettings() {

		return self::getSetting();
	}

	public static function getThemeStyle() {

		$styleData = get_option('hotel_theme_style_data');

		if (!$styleData) {

			return '';
		}

		$styleData = json_decode($styleData, true);

		if (isset($styleData['css'])) {

			return $styleData['css'];
		}

		return '';
	}

	public static function getSetting($name = null) {

		if (self::$settings) {

			if (!$name) {
				return self::$settings;
			} else if (isset(self::$settings[$name])) {
				return self::$settings[$name];
			}

			return null;
		}

		$settings = get_option('hotel_theme_settings');

		if (!$settings) {

			return null;
		}

		$settings = json_decode($settings, true);

		self::$settings = $settings;

		if (!$name) {
			return self::$settings;
		} else if (isset(self::$settings[$name])) {
			return self::$settings[$name];
		}

		return null;
	}

	public static function galleryItems() {

		$galleryItems = get_option('hotel_theme_gallery');

		if (!$galleryItems) {

			return array();
		}

		$galleryItems = json_decode($galleryItems, true);

		return $galleryItems;
	}

	public static function roomItems($limit = false) {

		$items = get_option('hotel_theme_rooms');

		if (!$items) {

			return array();
		}

		$items = json_decode($items, true);

		if ($limit !== false && is_numeric($limit))
			$items = array_slice($items, 0, $limit);

		foreach ($items as $i => $e) {

			$items[$i]['id'] = $i;

			$items[$i]['price_value'] = $e['price'];

			$items[$i]['price'] = self::renderPrice($e['price'], $e['currency']);

			$items[$i]['name'] = self::renderLangText($e['name']);

			$items[$i]['desc'] = self::renderLangText($e['desc']);
		}

		return $items;
	}

	public static function roomItem($id) {

		$items = self::roomItems();

		foreach ($items as $e) {

			if ($e['id'] == $id) {

				return $e;
			}
		}

		return null;
	}

	public static function reviewsItem($limit = false) {

		$items = get_option('hotel_theme_reviews');

		if (!$items) {

			return array();
		}

		$items = json_decode($items, true);

		if ($limit !== false && is_numeric($limit))
			$items = array_slice($items, 0, $limit);

		foreach ($items as $i => $e) {

			$items[$i]['name'] = self::renderLangText($e['name']);

			$items[$i]['desc'] = self::renderLangText($e['desc']);

			$items[$i]['author'] = self::renderLangText($e['author']);

			$items[$i]['author_company'] = self::renderLangText($e['author_company']);
		}

		return $items;
	}

	public static function blogPostsLength() {

		self::blogPosts();

		return count(self::$posts);
	}

	public static function blogPosts() {

		if (self::$posts) {

			return self::$posts;
		}

		self::$posts = array();

		if (is_home()) {
			if (have_posts()) {
				while (have_posts()) {
					the_post();
					array_push(self::$posts, get_post());
				}
			}
		} else {
			self::$posts = get_posts();
		}

		return self::$posts;
	}

	//

	public static function getHotelRank() {

		return self::getSetting('hotel_rank');
	}

	// Helpers

	public static function renderPrice($value, $currency) {

		if ($currency == 'PLN') {

			$value = number_format($value, 2, ',', '') . ' zł';
		} elseif ($currency == 'EUR') {

			$value = '&euro;' . number_format($value, 2, '.', '');
		} else {

			$value = '$' . number_format($value, 2, '.', '');
		}

		return $value;
	}

	// Multilanguages

	public static function getLanguages() {

		if (!function_exists('qtrans_getSortedLanguages')) {

			return array();
		}

		$languages = qtrans_getSortedLanguages();

		return $languages;
	}

	// Lang

	public static function renderLangText($string) {

		if (!strstr($string, '{')) {

			return $string;
		}

		$string = json_decode($string, true);

		if (isset($string[self::$lang])) {
			return $string[self::$lang];
		}

		return '';
	}

}