first commit

app/api/controller/UploadController.php

@@ -0,0 +1,37 @@
+<?php
+namespace app\api\controller;
+
+use support\Request;
+use Webman\Http\UploadFile;
+
+class UploadController
+{
+    public function image(Request $request)
+    {
+        $file = $request->file('file');
+        if (!$file || !$file->isValid()) {
+            return jsonResponse(null, '未找到文件或文件无效', 400);
+        }
+        
+        $ext = strtolower($file->getUploadExtension());
+        if (!in_array($ext, ['jpg', 'jpeg', 'png', 'gif', 'webp'])) {
+            return jsonResponse(null, '仅支持图片文件', 400);
+        }
+        
+        $dir = public_path() . '/upload/images/' . date('Ymd');
+        if (!is_dir($dir)) {
+            mkdir($dir, 0777, true);
+        }
+        
+        $filename = uniqid() . bin2hex(random_bytes(4)) . '.' . $ext;
+        $path = $dir . '/' . $filename;
+        $file->move($path);
+        
+        $url = '/upload/images/' . date('Ymd') . '/' . $filename;
+        
+        return jsonResponse([
+            'url' => $url,
+            'name' => $file->getUploadName(),
+        ], '上传成功');
+    }
+}