<?php

error_reporting(E_ALL & ~E_NOTICE & ~E_WARNING);

chdir('./missions/');

function trimremove($string)
{
    $string = str_replace(array("\r\n", "\r", "\n", "\t"), ' ', $string);
    return preg_replace('/[ \t]+/', ' ', preg_replace('/\s*$^\s*/m', "\n", $string));
}

function array_remove_empty($haystack)
{
    foreach ($haystack as $key => $value) {
        if (is_array($value)) {
            $haystack[$key] = array_remove_empty($haystack[$key]);
        }

        if (empty($haystack[$key]) && $haystack[$key] != 0) {
            unset($haystack[$key]);
        }
    }

    return $haystack;
}

$allTables = [];
$priceTable = [];

foreach (glob("*.html") as $filename) {
    $dom = new DOMDocument();

//load the html
    $html = $dom->loadHTMLFile($filename);

//discard white space
    $dom->preserveWhiteSpace = false;

//the table by its tag name
    $tables = $dom->getElementsByTagName('table');

    $table = array();

    foreach ($tables as $tab) {
        //get all rows from the table
        $rows = $tab->getElementsByTagName('tr');
        // get each column by tag name
        $cols = $rows->item(0)->getElementsByTagName('th');
        $row_headers = null;
        foreach ($cols as $node) {
            //print $node->nodeValue."\n";
            $row_headers[] = trimremove(trim($node->nodeValue));
        }

        //get all rows from the table
        $rows = $tab->getElementsByTagName('tr');
        foreach ($rows as $row) {
            // get each column by tag name
            $cols = $row->getElementsByTagName('td');
            $row = array();
            $i = 0;
            foreach ($cols as $node) {
                # code...
                //print $node->nodeValue."\n";
                if ($row_headers == null) {
                    $row[] = trimremove(trim($node->nodeValue));
                } else {
                    $row[$row_headers[$i]] = trimremove(trim($node->nodeValue));
                }

                $i++;
            }
            $table[] = $row;
        }
    }

    $table_data = array_remove_empty($table);
    $new_data = [];
    foreach ($table_data as $value) {
        if ($value['Beschreibung'] == "Credits im Durchschnitt") {
            $pkey = str_pad($value['Wert'], 5, "0", STR_PAD_LEFT);
            if (!isset($priceTable[$pkey]) && !is_array($priceTable[$pkey])) {
                $priceTable[$pkey] = [];
            }
            $priceTable[$pkey][] = str_replace(array(".html"), '', $filename);
        }
        $new_data[$value['Beschreibung']] = $value['Wert'];
    }

    $xpath = new DOMXpath($dom);
    // example 1: for everything with an id
    $elements = $xpath->query('//*[@id="iframe-inside-container"]/ol/li[2]');
    if (!is_null($elements)) {
        $new_data["Name"] = $elements->item(0)->nodeValue;
    }
        
    $allTables = array_merge($allTables, $new_data);

    //var_dump($new_data);

    $putJson = json_encode($new_data, JSON_UNESCAPED_UNICODE);

    file_put_contents(str_replace(array(".html"), '.json', $filename), $putJson);

    //echo $putJson . "\r\n";
}

ksort($priceTable);

file_put_contents("prices.json", json_encode($priceTable, JSON_UNESCAPED_UNICODE));
file_put_contents("allTables.json", json_encode($allTables, JSON_UNESCAPED_UNICODE));