63 lines
1.9 KiB
Dart
63 lines
1.9 KiB
Dart
import 'dart:convert';
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import 'package:hive_flutter/hive_flutter.dart';
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import 'package:flutter_secure_storage/flutter_secure_storage.dart';
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import 'package:together_mobile/database/box_type.dart';
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void initDatabase() async {
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List<int> encryptionKeyUint8List = await _getEncryptKey();
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await Hive.initFlutter();
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await Hive.openBox(
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'token',
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encryptionCipher: HiveAesCipher(encryptionKeyUint8List),
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compactionStrategy: (entries, deletedEntries) => deletedEntries > 100,
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);
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_registerAdapter();
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Box<ChatList> chatBoxListBox = await Hive.openBox<ChatList>('chat_list');
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final openChats = chatBoxListBox.values.where((element) => element.isOpen);
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for (var chatBox in openChats) {
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await Hive.openLazyBox<Message>(
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'message_${chatBox.contactId}',
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encryptionCipher: HiveAesCipher(encryptionKeyUint8List),
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compactionStrategy: (entries, deletedEntries) => entries > 200,
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);
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}
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}
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void _registerAdapter() {
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Hive.registerAdapter(ChatListAdapter());
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Hive.registerAdapter(MessageAdapter());
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}
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Future<List<int>> _getEncryptKey() async {
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const secureStorage = FlutterSecureStorage();
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final encryptionKeyString = await secureStorage.read(key: 'encryptKey');
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if (encryptionKeyString == null) {
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final key = Hive.generateSecureKey();
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await secureStorage.write(
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key: 'encryptKey',
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value: base64Encode(key),
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);
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}
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String? key = await secureStorage.read(key: 'encrypt_key');
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final encryptionKeyUint8List = base64Url.decode(key!);
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return encryptionKeyUint8List;
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}
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void openNewMessageBox(String contactId) async {
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final encryptionKeyUint8List = await _getEncryptKey();
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var chatListBox = Hive.box<ChatList>('chat_list');
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chatListBox.add(ChatList(contactId, true, false));
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await Hive.openLazyBox(
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'message_$contactId',
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encryptionCipher: HiveAesCipher(encryptionKeyUint8List),
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compactionStrategy: (entries, deletedEntries) => entries > 200,
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);
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}
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