feat:增加闪灵上传图片功能

lib/utils/minio_utils.dart

@@ -0,0 +1,57 @@
+import 'dart:io';
+import 'package:crypto/crypto.dart';
+
+import 'package:file_picker/file_picker.dart';
+import 'package:minio/io.dart';
+import 'package:minio/minio.dart';
+
+class MinIOHelper {
+  static final MinIOHelper _instance = MinIOHelper._internal();
+
+  factory MinIOHelper() => _instance;
+
+  final String rustfsIp = '14.103.235.151';
+  final String rustfsFileUrl = 'http://14.103.235.151:9100';
+  final String bucketName = 'flisp';
+
+  MinIOHelper._internal() {
+    _minio = Minio(
+      endPoint: rustfsIp,
+      port: 9100,
+      accessKey: "tHSFfcDW8qpCzKa2Xg6Y",
+      secretKey: "oq79EeYJ4jdczRp2IHUMCnbKtSw58NgDlG3sOkvX",
+      useSSL: false,
+    );
+  }
+
+  late Minio _minio;
+
+  Future<String> uploadFile({
+    required PlatformFile file,
+    Function(double)? onProgress,
+  }) async {
+    try {
+      String hashName = await _generateMD5HashName(file.path!);
+      String fileName = '$hashName${_getFileExtension(file.name)}';
+
+      await _minio.fPutObject(bucketName, fileName, file.path!);
+      return fileName;
+    } catch (e) {
+      throw Exception('文件上传失败: $e');
+    }
+  }
+
+  String _getFileExtension(String fileName) {
+    if (fileName.contains('.')) {
+      return '.${fileName.split('.').last.toLowerCase()}';
+    }
+    return '';
+  }
+
+  Future<String> _generateMD5HashName(String filePath) async {
+    final file = File(filePath);
+    final bytes = await file.readAsBytes();
+    final hash = md5.convert(bytes);
+    return hash.toString();
+  }
+}