<?php

namespace App\Services;

use Carbon\Carbon;

class Util
{

    public static function isTestSystem($dev = false)
    {
        if (\Config::get('app.domain_tld') === 'test') {
            if ($dev && config('app.debug') !== true) {
                return false;
            }
            return true;
        }
        return false;
    }

    public static function formatDate()
    {
        if (\App::getLocale() == "en") {
            return 'yyyy-mm-dd';
        }
        return 'dd.mm.yyyy';
    }

    public static function formatDateDB()
    {
        if (\App::getLocale() == "en") {
            return 'Y-m-d';
        }
        return 'd.m.Y';
    }

    public static function formatDateTimeDB()
    {
        if (\App::getLocale() == "en") {
            return 'Y-m-d - H:i';
        }
        return 'd.m.Y - H:i';
    }
    public static function _format_text($text, $opt = 'html')
    {

        if ($opt === 'html') {
            return html_entity_decode(nl2br($text));
        }
        return $text;
    }

    public static function _format_date($date, $to = 'date')
    {
        if ($to === 'datetime') {
            return Carbon::parse($date)->format(self::formatDateTimeDB());
        }
        return Carbon::parse($date)->format(self::formatDateDB());
    }

    public static function _reformat_date($date, $to = 'date')
    {
        if ($to === 'datetime') {
            return Carbon::parse($date)->format('Y-m-d - H:i');
        }
        return Carbon::parse($date)->format('Y-m-d');
    }

    public static function _format_number($value)
    {
        return preg_replace("/[^0-9,]/", "", $value);
    }

    public static function _number_format($value, $dec = 2)
    {
        return number_format(($value), $dec, ',', '.');
    }

    public static function _first_replace($value, $search = 're:', $replace = '')
    {
        do {
            $before = strlen($value);
            $value = trim(preg_replace('/^' . $search . '/i', $replace, $value));
        } while ($before !== strlen($value));
        return $value;
    }
    public static function _explodeLines($value = false)
    {
        if ($value) {
            return explode('#', str_replace(array("\r\n", "\r", "\n"), "#", $value));
        }
        return null;
    }

    public static function _implodeLines($value, $glue = PHP_EOL)
    {
        if (is_array($value)) {
            return implode($glue, $value);
        }
        return $value;
    }
    public static function _clean_float($value)
    {

        $groups = explode(".", preg_replace("/[^0-9.-]/", "", str_replace(',', '.', $value)));
        $lastGroup = 0;
        if (count($groups) > 1) {
            $lastGroup = array_pop($groups);
        }
        $number = implode('', $groups);
        return (strlen($lastGroup) < 3) ? floatval($number . '.' . $lastGroup) : floatval($number . $lastGroup);
    }


    public static function sanitize($string, $force_lowercase = true, $anal = false, $substr = false)
    {
        $strip = array(
            "~",
            "`",
            "!",
            "@",
            "#",
            "$",
            "%",
            "^",
            "&",
            "*",
            "(",
            ")",
            "_",
            "=",
            "+",
            "[",
            "{",
            "]",
            "}",
            "\\",
            "|",
            ";",
            ":",
            "\"",
            "'",
            "&#8216;",
            "&#8217;",
            "&#8220;",
            "&#8221;",
            "&#8211;",
            "&#8212;",
            "â€”",
            "â€“",
            ",",
            "<",
            ".",
            ">",
            "/",
            "?"
        );
        $clean = trim(str_replace($strip, "", strip_tags($string)));
        $clean = preg_replace('/\s+/', "_", $clean);
        $clean = ($anal) ? preg_replace("/[^a-zA-Z0-9]/", "", $clean) : $clean;

        if ($substr) {
            $clean = (strlen($clean) > 33) ? substr($clean, 0, 33) : $clean;
        }
        return ($force_lowercase) ?
            (function_exists('mb_strtolower')) ?
            mb_strtolower($clean, 'UTF-8') :
            strtolower($clean) :
            $clean;
    }

    public static function replacePlaceholders($search, $replace)
    {
        preg_match_all("/\{{(.+?)\}}/", $search, $matches);
        if (isset($matches[1]) && count($matches[1]) > 0) {
            foreach ($matches[1] as $key => $value) {
                $kvalue = trim($value);
                if (array_key_exists($kvalue, $replace)) {
                    $search = preg_replace("/\{\{$value\}\}/", $replace[$kvalue], $search);
                }
            }
        }
        return $search;
    }

    public static function cleanHTML($html)
    {
        $html = str_replace('font-size: 14px;', ' ', $html);
        $html = str_replace('font-weight: lighter; ', ' ', $html);
        $html = str_replace('font-family: Helvetica, Arial, sans-serif; ', ' ', $html);
        $html = str_replace('font-family: Verdana, sans-serif; ', ' ', $html);
        $html = str_replace('color: rgb(60, 60, 60); ', ' ', $html);
        $html = str_replace(' style=" padding: 0px;  margin-right: 0px; margin-left: 0px; margin-bottom: 20px !important; line-height: 20px !important;"', ' ', $html);
        $html = str_replace('property="article"', ' ', $html);
        $html = str_replace('&nbsp;', ' ', $html);
        $html = str_replace('https://www.aegypten-online.de', 'https://www.sterntours.de', $html);
        $html = str_replace('https://www.sterntours.de/uploads', 'https://www.sterntours.de/_uploads', $html);
        $html = str_replace('<div class="contentTextPicText"><br></div>', '', $html);
        $html = str_replace('<p><br></p>', '', $html);
        $html = str_replace('src="/docs/', 'src="https://www.sterntours.de/docs/', $html);


        $html = str_replace('<figure class="sun-img-figure">', '<div class="mediaA">', $html);
        $html = str_replace('</figure>', '</div>', $html);

        $html = str_replace('https://www.youtube.com', 'https://www.youtube-nocookie.com', $html);


        // $html = preg_replace("/(</?)div/", "$1p", $html);

        $html = str_replace('<p> </p>', '', $html);
        $html = str_replace('<p></p>', '', $html);

        $html = preg_replace('/(<[^>]+) style=".*?"/i', '$1', $html);
        $html = preg_replace('/<p[^>]*>Autor dieses Artikels.*?<\/p[^>]*>/i', '', $html);

        $html = str_replace('class="contentImage"', 'class="mediaA"', $html);

        $html = str_replace(' class="MsoNormal"', '', $html);


        $dom = new \DOMDocument('1.0', 'utf-8');
        @$dom->loadHTML(mb_convert_encoding($html, 'HTML-ENTITIES', 'UTF-8'));

        $removeStyleTags = ['ul', 'li', 'h1', 'h2', 'br'];
        foreach ($removeStyleTags as $removeStyleTag) {
            $elements = $dom->getElementsByTagName($removeStyleTag);
            foreach ($elements as $element) {
                $element->removeAttribute('style');
            }
        }

        $removeFullTags = ['span', 'a'];
        foreach ($removeFullTags as $removeFullTag) {
            $domElemsToRemove = [];
            $elements = $dom->getElementsByTagName($removeFullTag);
            foreach ($elements as $element) {
                $domElemsToRemove[] = $element;
            }
            foreach ($domElemsToRemove as $domElem) {
                if ($removeFullTag == 'span' && strpos($domElem->getAttribute('style'), 'font-weight: 700') !== false) {
                    $new_node = $dom->createTextNode("<strong>" . $domElem->nodeValue . "</strong>");
                } else {
                    $new_node = $dom->createTextNode($domElem->nodeValue);
                }
                $domElem->parentNode->replaceChild($new_node, $domElem);
            }
        }


        //replace div to p

        $elements = $dom->getElementsByTagName('div');
        foreach ($elements as $element) {
            $domElemsToRemove[] = $element;
            /* if($element->getAttribute('class') === 'contentTextPicText'){
                 $new_node = $dom->createTextNode("<p>".$element->nodeValue."</p>");
                 $element->parentNode->replaceChild($new_node, $element);
             } */
            if ($element->getAttribute('class') === 'imageCaption') {

                $new_node = $dom->createTextNode($element->nodeValue . "</p>");
                $p = $dom->createElement('p', $element->nodeValue);
                $div = $dom->createElement('div');
                // $new_node = $dom->createElement('div', $new_node);
                $div->setAttribute('class', 'mediaInfo');
                $div->appendChild($p);

                // dump($element);
                // die();
                //
                $element->parentNode->replaceChild($div, $element);
            }
        }

        $elements = $dom->getElementsByTagName('figcaption');
        foreach ($elements as $element) {
            $domElemsToRemove[] = $element;
            /* if($element->getAttribute('class') === 'contentTextPicText'){
                 $new_node = $dom->createTextNode("<p>".$element->nodeValue."</p>");
                 $element->parentNode->replaceChild($new_node, $element);
             } */

            $new_node = $dom->createTextNode($element->nodeValue . "</p>");
            $p = $dom->createElement('p', $element->nodeValue);
            $div = $dom->createElement('div');
            // $new_node = $dom->createElement('div', $new_node);
            $div->setAttribute('class', 'mediaInfo');
            $div->appendChild($p);

            // dump($element);
            // die();
            //
            $element->parentNode->replaceChild($div, $element);
        }

        $html = $dom->saveHTML();
        return $html;
    }

    public static function prepareCollapseValues()
    {
        if (\Session::has('collapse_shows')) {
            $collapse_shows = \Session::get('collapse_shows');
            if (strpos($collapse_shows, ',')) {
                $collapse_shows = explode(',', $collapse_shows);
                return json_encode($collapse_shows);
            }
            return json_encode([0 => $collapse_shows]);
        }

        return json_encode([0 => 'non']);
    }

    public static function convertArrayWindowsCharset($values)
    {
        foreach ($values as $key => $string) {
            $values[$key] = self::convertStringWindowsCharset($string);
        }
        return $values;
    }

    public static function convertStringWindowsCharset($value)
    {

        $charset =  mb_detect_encoding($value, "UTF-8, ISO-8859-1, ISO-8859-15", true);
        return mb_convert_encoding($value, "Windows-1252", $charset);
    }


    public static function getMimeFromHeader($http_response_header)
    {
        $pattern = "/^content-type\s*:\s*(.*)$/i";
        if (($header = array_values(preg_grep($pattern, $http_response_header))) &&
            (preg_match($pattern, $header[0], $match) !== false)
        ) {
            return $match[1];
        }
        return "";
    }

    public static function getExtensionFromMime($mine)
    {
        $mime_types = [
            'application/pdf' => 'pdf',
            'image/png' => 'png',
            'image/jpg' => 'jpg',
            'image/jpeg' => 'jpg',
            'text/html; charset=UTF-8' => 'html',
            'text/html' => 'html',

        ];
        return isset($mime_types[$mine]) ? $mime_types[$mine] : "";
    }

    public static function getURLasContent($url, $base = false)
    {
        $arrContextOptions = array(
            "ssl" => array(
                "verify_peer" => false,
                "verify_peer_name" => false,
            ),
        );
        $content = file_get_contents($url, false, stream_context_create($arrContextOptions));
        if ($base) {
            $type = pathinfo($url, PATHINFO_EXTENSION);
            $base64Data = base64_encode($content);
            return 'data:image/' . $type . ';base64,' . $base64Data;
        }
        return $content;
    }

    public static function _formatBytes($size, $precision = 2)
    {
        if ($size > 0) {
            $size = (int) $size;
            $base = log($size) / log(1024);
            $suffixes = array(' bytes', ' KB', ' MB', ' GB', ' TB');

            return round(pow(1024, $base - floor($base)), $precision) . $suffixes[floor($base)];
        } else {
            return $size;
        }
    }
}