background now updates to reflect weather

app/Http/Controllers/WeatherController.php

@@ -3,6 +3,7 @@
 namespace App\Http\Controllers;
 
 use App\Models\WeatherReport;
+use Illuminate\Support\Facades\File;
 use Inertia\Inertia;
 use Inertia\Response;
 
@@ -52,6 +53,11 @@ class WeatherController extends Controller
                 'detailedForecast' => $period->detailed_forecast,
             ]);
 
+        $background = $this->getBackgroundForForecast(
+            $currentPeriod?->short_forecast,
+            $currentPeriod?->is_daytime ?? true
+        );
+
         return Inertia::render('Weather', [
             'current' => $currentPeriod ? [
                 'temperature' => $currentPeriod->temperature,
@@ -74,9 +80,79 @@ class WeatherController extends Controller
                 'name' => 'Utah County',
             ],
             'reportedAt' => $latestHourly?->reported_at?->format('M d, Y H:i'),
+            'background' => $background,
         ]);
     }
 
+    /**
+     * @return array{imageUrl: string|null, licenseHtml: string|null}
+     */
+    private function getBackgroundForForecast(?string $forecast, bool $isDaytime): array
+    {
+        $folder = $this->mapForecastToFolder($forecast);
+        $timeOfDay = $isDaytime ? 'day' : 'night';
+        $basePath = storage_path('app/public/backgrounds/'.$folder);
+
+        if (! File::isDirectory($basePath)) {
+            return ['imageUrl' => null, 'licenseHtml' => null];
+        }
+
+        $files = File::files($basePath);
+        $pattern = '/^'.$timeOfDay.'_[a-zA-Z0-9_-]+\.jpg$/';
+
+        $imageFiles = collect($files)
+            ->filter(fn ($file) => preg_match($pattern, $file->getFilename()))
+            ->values();
+
+        if ($imageFiles->isEmpty()) {
+            $fallbackPattern = '/^(day|night)_[a-zA-Z0-9_-]+\.jpg$/';
+            $imageFiles = collect($files)
+                ->filter(fn ($file) => preg_match($fallbackPattern, $file->getFilename()))
+                ->values();
+        }
+
+        if ($imageFiles->isEmpty()) {
+            return ['imageUrl' => null, 'licenseHtml' => null];
+        }
+
+        $selectedImage = $imageFiles->random();
+        $imageFilename = $selectedImage->getFilename();
+        $imageUrl = '/storage/backgrounds/'.$folder.'/'.$imageFilename;
+
+        $licenseFilename = preg_replace('/\.jpg$/', '_license.html', $imageFilename);
+        $licensePath = $basePath.'/'.$licenseFilename;
+        $licenseHtml = null;
+
+        if (File::exists($licensePath)) {
+            $licenseHtml = trim(File::get($licensePath));
+        }
+
+        return [
+            'imageUrl' => $imageUrl,
+            'licenseHtml' => $licenseHtml,
+        ];
+    }
+
+    private function mapForecastToFolder(?string $forecast): string
+    {
+        if (! $forecast) {
+            return 'cloudy';
+        }
+
+        $forecast = strtolower($forecast);
+
+        return match (true) {
+            str_contains($forecast, 'thunder') || str_contains($forecast, 'storm') => 'stormy',
+            str_contains($forecast, 'snow') => 'snowy',
+            str_contains($forecast, 'rain') || str_contains($forecast, 'shower') || str_contains($forecast, 'drizzle') => 'rainy',
+            str_contains($forecast, 'wind') => 'windy',
+            str_contains($forecast, 'sunny') || str_contains($forecast, 'clear') => 'clear',
+            str_contains($forecast, 'cloud') || str_contains($forecast, 'overcast') => 'cloudy',
+            str_contains($forecast, 'fog') || str_contains($forecast, 'mist') => 'cloudy',
+            default => 'cloudy',
+        };
+    }
+
     private function mapIconToEmoji(?string $forecast): string
     {
         if (! $forecast) {