Slim API deployment - composer install + full CRUD endpoints

backup/fahrschultermin_20260518_223313/www/fahrschultermin.de/app/Services/SunTimesService.php

@@ -0,0 +1,55 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Services;
+
+use DateInterval;
+use DateTimeImmutable;
+use DateTimeZone;
+
+final class SunTimesService
+{
+    public function forRange(array $tenant, string $from, string $to): array
+    {
+        $latitude = isset($tenant['latitude']) ? (float) $tenant['latitude'] : null;
+        $longitude = isset($tenant['longitude']) ? (float) $tenant['longitude'] : null;
+        $timezoneName = (string) ($tenant['timezone'] ?? 'Europe/Berlin');
+
+        if ($latitude === null || $longitude === null || $latitude === 0.0 && $longitude === 0.0) {
+            return [];
+        }
+
+        $timezone = new DateTimeZone($timezoneName);
+        $start = new DateTimeImmutable($from, new DateTimeZone('UTC'));
+        $end = new DateTimeImmutable($to, new DateTimeZone('UTC'));
+        $day = $start->setTimezone($timezone)->setTime(0, 0);
+        $lastDay = $end->setTimezone($timezone)->setTime(0, 0);
+
+        $result = [];
+        while ($day < $lastDay) {
+            $solar = date_sun_info($day->setTime(12, 0)->getTimestamp(), $latitude, $longitude);
+            $key = $day->format('Y-m-d');
+
+            $result[$key] = [
+                'sunrise' => $this->formatSolarTimestamp($solar['sunrise'] ?? false, $timezone),
+                'sunset' => $this->formatSolarTimestamp($solar['sunset'] ?? false, $timezone),
+            ];
+
+            $day = $day->add(new DateInterval('P1D'));
+        }
+
+        return $result;
+    }
+
+    private function formatSolarTimestamp(int|float|bool $timestamp, DateTimeZone $timezone): ?string
+    {
+        if (!is_int($timestamp) && !is_float($timestamp)) {
+            return null;
+        }
+
+        return (new DateTimeImmutable('@' . (string) (int) $timestamp))
+            ->setTimezone($timezone)
+            ->format('H:i');
+    }
+}