feat: turn search_trips into the website's travel search

src/Enum/HotelType.php

@@ -0,0 +1,41 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Enum;
+
+/**
+ * The accommodation type of a TYPO3 hotel record (`type` in the content feed), as the
+ * website's travel search filters it ("Unterkunft"). Values and labels follow the website's
+ * Hotel::$typeLabels.
+ */
+enum HotelType: int
+{
+    case HolidayFlat = 1;
+    case SportsClub = 2;
+    case Apartment = 3;
+    case GuestHouse = 4;
+    case Pension = 5;
+
+    public function label(): string
+    {
+        return match ($this) {
+            self::HolidayFlat => 'Ferienwohnung',
+            self::SportsClub => 'Sportclub',
+            self::Apartment => 'Apartment',
+            self::GuestHouse => 'Gästehaus',
+            self::Pension => 'Pension',
+        };
+    }
+
+    public static function fromLabel(string $label): ?self
+    {
+        foreach (self::cases() as $case) {
+            if (0 === strcasecmp($case->label(), trim($label))) {
+                return $case;
+            }
+        }
+
+        return null;
+    }
+}