feat: refactoring of xml parsers

src/BusProNet/XmlLoader/HotelLoader.php

@@ -0,0 +1,85 @@
+<?php
+
+namespace App\BusProNet\XmlLoader;
+
+use App\BusProNet\Model\Hotel;
+use App\BusProNet\Model\Travel;
+use Psr\Cache\InvalidArgumentException;
+use Symfony\Component\DomCrawler\Crawler;
+use Symfony\Contracts\Cache\ItemInterface;
+
+class HotelLoader extends AbstractLoader
+{
+    public function loadAll(?string $filename = 'hotel.xml'): array
+    {
+        try {
+            return $this->cache->get('bpn_hotels', function (ItemInterface $item) use ($filename) {
+                $item->expiresAfter(3 * 60 * 60);
+
+                $hotels = [];
+
+                $this
+                    ->loadXml($filename)
+                    ->filterXPath('//hotels/hotel')
+                    ->each(function (Crawler $node) use (&$hotels) {
+                        $id = (int) $node->attr('idbuspro');
+                        $hotels[$id] = $this->parseXml($node);
+                    })
+                ;
+
+                return $hotels;
+            });
+        } catch (InvalidArgumentException $e) {
+            return [];
+        }
+    }
+
+    public function mapCodeToId(string $hotelCode, ?string $filename = 'hotel.xml'): ?int
+    {
+        $hotels = $this->loadAll($filename);
+
+        foreach ($hotels as $hotel) {
+            if ($hotelCode === $hotel->code) {
+                return $hotel->id;
+            }
+        }
+
+        return null;
+    }
+
+    public function loadById(int $id, ?string $filename = 'hotel.xml'): ?Hotel
+    {
+        $hotels = $this->loadAll($filename);
+
+        return $hotels[$id] ?? null;
+    }
+
+    private function loadXml(?string $filename = 'hotel.xml'): Crawler
+    {
+        $filepath = $this->xmlPath.'/'.$filename;
+        $xml = file_get_contents($filepath);
+
+        return new Crawler($xml);
+    }
+
+    public function parseXml(Crawler $node): Hotel
+    {
+        $hotel = new Hotel();
+        $hotel->id = (int) $node->attr('idbuspro');
+        $hotel->code = $node->attr('code');
+        $hotel->name = $this->getStringOrNullValue($node->filterXPath('//name'));
+        $hotel->city = $this->getStringOrNullValue($node->filterXPath('//ort'));
+        $hotel->country = $this->getStringOrNullValue($node->filterXPath('//land'));
+        $hotel->street = $this->getStringOrNullValue($node->filterXPath('//strasse'));
+        $hotel->phone = $this->getStringOrNullValue($node->filterXPath('//telefon'));
+
+        return $hotel;
+    }
+
+    public function patchHotelDetails(Travel $travel): void
+    {
+        $hotelId = $travel->hotelId;
+        $hotel = $this->loadById($hotelId);
+        $travel->hotel = $hotel;
+    }
+}