Initial draft

lib/repository/config.dart

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+import 'dart:convert';
+
+import 'package:hl_lieferservice/services/erpframe.dart';
+import 'package:hl_lieferservice/persistence.dart';
+import 'package:hl_lieferservice/repository.dart';
+
+/// This repository manages the configuration file stored on the phone
+/// locally.
+class ConfigurationRepository extends BaseRepository{
+  const ConfigurationRepository({required super.path});
+
+  Future<LocalDocuFrameConfiguration> getDocuFrameConfiguration() async {
+    String content = await FileStorage().read(path);
+    return LocalDocuFrameConfiguration.fromJson(json.decode(content));
+  }
+
+  Future<void> setDocuFrameConfiguration(LocalDocuFrameConfiguration configuration) async {
+    String content = json.encode(configuration.toJson());
+    await FileStorage().write(path, content);
+  }
+}

lib/repository/file.dart

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+import 'dart:io';
+import 'dart:typed_data';
+
+import 'package:image_picker/image_picker.dart';
+
+class FileRepository {
+  const FileRepository({required this.baseDirectory});
+  final Directory baseDirectory;
+
+  Future<File> persistTemporaryFile(XFile file, String name) async {
+    File fileOnDisk = File("${baseDirectory.path}/$name");
+    await fileOnDisk.writeAsBytes(await file.readAsBytes());
+
+    return fileOnDisk;
+  }
+
+  Future<File> persistTemporaryFileFromBytes(Uint8List bytes, String name) async {
+    File fileOnDisk = File("${baseDirectory.path}/$name");
+    await fileOnDisk.writeAsBytes(bytes as List<int>);
+
+    return fileOnDisk;
+  }
+
+  Future<List<File>> getFilesByPrefix(String prefix) async {
+    return await baseDirectory
+        .list()
+        .where((file) => file is File)
+        .map((file) => file as File)
+        .where((file) => file.path.split("/").last.startsWith(prefix))
+        .toList();
+  }
+
+  Future<void> deleteAllFilesByPrefix(String prefix) async {
+    for (File file in await getFilesByPrefix(prefix)) {
+      await file.delete();
+    }
+  }
+}

lib/repository/note.dart

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+import 'dart:typed_data';
+
+import 'package:hl_lieferservice/model/delivery.dart';
+import 'package:hl_lieferservice/feature/delivery/detail/service/notes_service.dart';
+
+class NoteRepository {
+  final NoteService service;
+  NoteRepository({required this.service});
+
+  Future<Note> addNote(String deliveryId, String content) async {
+    return service.addNote(content, int.parse(deliveryId));
+  }
+
+  Future<void> deleteNote(String noteId) async {
+    return service.deleteNote(int.parse(noteId));
+  }
+
+  Future<List<Note>> loadNotes(String deliveryId) async {
+    return [];
+  }
+
+  Future<List<Uint8List>> loadImages(String deliveryId) async {
+    return [];
+  }
+
+  Future<void> addImage(String deliveryId, Uint8List imageBytes) async {}
+  Future<void> deleteImage(String deliveryId, String imageIdentifier) async {}
+}

lib/repository/user_repository.dart

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+class UserRepository {
+
+}