Agrego archivos iniciales

2026-06-04 14:47:50 -03:00
commit ed94601e34
76 changed files with 7737 additions and 0 deletions
@@ -0,0 +1,106 @@
+<?php
+
+namespace App\Services;
+
+use Illuminate\Http\UploadedFile;
+use Illuminate\Support\Facades\Storage;
+
+class ImageOptimizer
+{
+    /**
+     * Configuracion por carpeta. Una unica fuente de verdad — usada por el
+     * comando optimize:images y por los uploads de los controllers admin.
+     */
+    public const FOLDERS = [
+        'carousel' => ['maxWidth' => 1600, 'quality' => 82],
+        'noticias' => ['maxWidth' => 1200, 'quality' => 82],
+        'promos'   => ['maxWidth' => 1200, 'quality' => 82],
+        'clubes'   => ['maxWidth' => 512,  'quality' => 85],
+        'sponsors' => ['maxWidth' => 600,  'quality' => 85],
+        'qr'       => ['maxWidth' => 800,  'quality' => 85],
+    ];
+
+    private const MIN_RECOMPRESS_BYTES = 100 * 1024;
+
+    /**
+     * Sube el archivo al disk 'public' y lo optimiza in-place.
+     * Retorna el path relativo (ej: "carousel/abc123.jpg").
+     */
+    public function storeAndOptimize(UploadedFile $file, string $folder): string
+    {
+        $path = $file->store($folder, 'public');
+
+        if (!extension_loaded('gd')) {
+            return $path;
+        }
+
+        $cfg = self::FOLDERS[$folder] ?? null;
+        if (!$cfg) {
+            return $path;
+        }
+
+        $abs = Storage::disk('public')->path($path);
+        $this->optimizeFile($abs, $cfg['maxWidth'], $cfg['quality']);
+
+        return $path;
+    }
+
+    /**
+     * Optimiza un archivo en disco (resize + recompress).
+     * Devuelve [origSize, newSize, newW, newH] o null si no se modifico.
+     */
+    public function optimizeFile(string $file, int $maxWidth, int $quality): ?array
+    {
+        if (!file_exists($file)) return null;
+
+        $origSize = filesize($file);
+        $info = @getimagesize($file);
+        if (!$info) return null;
+
+        [$w, $h] = $info;
+        $needsResize = $w > $maxWidth;
+        $needsRecomp = $origSize > self::MIN_RECOMPRESS_BYTES;
+        if (!$needsResize && !$needsRecomp) return null;
+
+        $ext = strtolower(pathinfo($file, PATHINFO_EXTENSION));
+        $img = match ($ext) {
+            'jpg', 'jpeg' => @imagecreatefromjpeg($file),
+            'png'         => @imagecreatefrompng($file),
+            'webp'        => @imagecreatefromwebp($file),
+            default       => null,
+        };
+        if (!$img) return null;
+
+        $newW = $w; $newH = $h;
+        if ($w > $maxWidth) {
+            $newW = $maxWidth;
+            $newH = (int) round($h * ($maxWidth / $w));
+            $resized = imagecreatetruecolor($newW, $newH);
+
+            if (in_array($ext, ['png', 'webp'])) {
+                imagealphablending($resized, false);
+                imagesavealpha($resized, true);
+                $transparent = imagecolorallocatealpha($resized, 0, 0, 0, 127);
+                imagefilledrectangle($resized, 0, 0, $newW, $newH, $transparent);
+            }
+
+            imagecopyresampled($resized, $img, 0, 0, 0, 0, $newW, $newH, $w, $h);
+            $img = $resized;
+        }
+
+        ob_start();
+        match ($ext) {
+            'jpg', 'jpeg' => imagejpeg($img, null, $quality),
+            'png'         => imagepng($img, null, 9),
+            'webp'        => imagewebp($img, null, $quality),
+        };
+        $bytes = ob_get_clean();
+
+        if (strlen($bytes) >= $origSize) {
+            return null;
+        }
+
+        file_put_contents($file, $bytes);
+        return [$origSize, strlen($bytes), $newW, $newH];
+    }
+}