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server-api/app/support/CatalogTemplateSampleImageService.php

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+<?php
+
+namespace app\support;
+
+use support\Request;
+use function md5;
+use function sprintf;
+use function str_starts_with;
+use function strtolower;
+
+class CatalogTemplateSampleImageService
+{
+    public function upload(Request $request, string $inputName = 'file'): array
+    {
+        $file = $request->file($inputName);
+        if (!$file || !$file->isValid()) {
+            throw new \RuntimeException('上传文件无效');
+        }
+
+        $extension = strtolower($file->getUploadExtension() ?: 'jpg');
+        if (!in_array($extension, ['jpg', 'jpeg', 'png', 'webp'], true)) {
+            throw new \RuntimeException('仅支持上传 jpg、jpeg、png、webp 图片');
+        }
+
+        $filename = sprintf('upload_template_sample_%s.%s', uniqid(), $extension);
+        $relativeDir = 'uploads/upload-template-samples/' . date('Ymd');
+        $relativePath = $relativeDir . '/' . $filename;
+        $this->storage()->putUploadedFile($file, $relativePath);
+
+        $fileUrl = $this->storage()->publicUrl($request, $relativePath);
+
+        return [
+            'file_id' => md5($relativePath),
+            'file_url' => $fileUrl,
+            'thumbnail_url' => $fileUrl,
+            'name' => $file->getUploadName(),
+        ];
+    }
+
+    public function delete(string $fileUrl): void
+    {
+        $relativePath = $this->storage()->storagePath($fileUrl);
+        if (!str_starts_with($relativePath, 'uploads/upload-template-samples/')) {
+            return;
+        }
+
+        $this->storage()->delete($relativePath);
+    }
+
+    public function normalizeUrl(string $fileUrl, Request $request): string
+    {
+        return $this->storage()->normalizeUrl($fileUrl, $request);
+    }
+
+    public function storagePath(string $fileUrl): string
+    {
+        return $this->storage()->storagePath($fileUrl);
+    }
+
+    private function storage(): FileStorageService
+    {
+        return new FileStorageService();
+    }
+}