Start to build synchronization logic

moneymgr_mobile/lib/services/api/files_api.dart

@@ -0,0 +1,43 @@
+import 'dart:typed_data';
+
+import 'package:dio/dio.dart';
+import 'package:freezed_annotation/freezed_annotation.dart';
+import 'package:http_parser/http_parser.dart';
+import 'package:logging/logging.dart';
+import 'package:moneymgr_mobile/services/api/api_client.dart';
+
+part 'files_api.freezed.dart';
+part 'files_api.g.dart';
+
+@freezed
+abstract class UploadResult with _$UploadResult {
+  const factory UploadResult({required int id}) = _UploadResult;
+
+  factory UploadResult.fromJson(Map<String, dynamic> json) =>
+      _$UploadResultFromJson(json);
+}
+
+extension FilesApi on ApiClient {
+  /// Upload a file
+  Future<UploadResult> uploadFile({
+    required String filename,
+    required String mimeType,
+    required Uint8List bytes,
+  }) async {
+    final res = await execute(
+      "/file",
+      method: "POST",
+      data: FormData.fromMap({
+        "file": MultipartFile.fromBytes(
+          bytes,
+          filename: filename,
+          contentType: MediaType.parse(mimeType),
+        ),
+      }),
+    );
+
+    Logger.root.fine("Successfully uploaded file with response=${res.data}");
+
+    return UploadResult.fromJson(res.data);
+  }
+}