@samitouri / QOSAMI-cakewallet-1
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dart 104 lines 3.62 KB
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1 import 'dart:io';
2 import 'package:cw_core/pathForWallet.dart';
3 import 'package:cw_core/wallet_type.dart';
4
5 String backupFileName(String originalPath) {
6 final pathParts = originalPath.split('/');
7 final newName = '#_${pathParts.last}';
8 pathParts.removeLast();
9 pathParts.add(newName);
10 return pathParts.join('/');
11 }
12
13 Future<void> backupWalletFiles(String name) async {
14 final path = await pathForWallet(name: name, type: WalletType.monero);
15 final cacheFile = File(path);
16 final keysFile = File('$path.keys');
17 final addressListFile = File('$path.address.txt');
18 final newCacheFilePath = backupFileName(cacheFile.path);
19 final newKeysFilePath = backupFileName(keysFile.path);
20 final newAddressListFilePath = backupFileName(addressListFile.path);
21
22 if (cacheFile.existsSync() && !File(newCacheFilePath).existsSync()) {
23 await cacheFile.copy(newCacheFilePath);
24 }
25
26 if (keysFile.existsSync() && !File(newKeysFilePath).existsSync()) {
27 await keysFile.copy(newKeysFilePath);
28 }
29
30 if (addressListFile.existsSync() && !File(newAddressListFilePath).existsSync()) {
31 await addressListFile.copy(newAddressListFilePath);
32 }
33 }
34
35 Future<void> restoreWalletFiles(String name) async {
36 final walletDirPath = await pathForWalletDir(name: name, type: WalletType.monero);
37 final cacheFilePath = '$walletDirPath/$name';
38 final keysFilePath = '$walletDirPath/$name.keys';
39 final addressListFilePath = '$walletDirPath/$name.address.txt';
40 final backupCacheFile = File(backupFileName(cacheFilePath));
41 final backupKeysFile = File(backupFileName(keysFilePath));
42 final backupAddressListFile = File(backupFileName(addressListFilePath));
43
44 if (backupCacheFile.existsSync()) {
45 await backupCacheFile.copy(cacheFilePath);
46 }
47
48 if (backupKeysFile.existsSync()) {
49 await backupKeysFile.copy(keysFilePath);
50 }
51
52 if (backupAddressListFile.existsSync()) {
53 await backupAddressListFile.copy(addressListFilePath);
54 }
55 }
56
57 Future<void> resetCache(String name) async {
58 await removeCache(name);
59
60 final walletDirPath = await pathForWalletDir(name: name, type: WalletType.monero);
61 final cacheFilePath = '$walletDirPath/$name';
62 final backupCacheFile = File(backupFileName(cacheFilePath));
63 if (backupCacheFile.existsSync()) {
64 await backupCacheFile.copy(cacheFilePath);
65 }
66 }
67
68 Future<bool> backupWalletFilesExists(String name) async {
69 final walletDirPath = await pathForWalletDir(name: name, type: WalletType.monero);
70 final cacheFilePath = '$walletDirPath/$name';
71 final keysFilePath = '$walletDirPath/$name.keys';
72 final addressListFilePath = '$walletDirPath/$name.address.txt';
73 final backupCacheFile = File(backupFileName(cacheFilePath));
74 final backupKeysFile = File(backupFileName(keysFilePath));
75 final backupAddressListFile = File(backupFileName(addressListFilePath));
76
77 return backupCacheFile.existsSync() &&
78 backupKeysFile.existsSync() &&
79 backupAddressListFile.existsSync();
80 }
81
82 // WARNING: Transaction keys and your Polyseed CANNOT be recovered if this file is deleted
83 Future<void> removeCache(String name) async {
84 final path = await pathForWallet(name: name, type: WalletType.monero);
85 final cacheFile = File(path);
86 final backgroundCacheFile = File(path + ".background");
87 if (cacheFile.existsSync()) {
88 cacheFile.deleteSync();
89 }
90 if (backgroundCacheFile.existsSync()) {
91 backgroundCacheFile.deleteSync();
92 }
93 }
94
95 Future<void> restoreOrResetWalletFiles(String name) async {
96 final backupsExists = await backupWalletFilesExists(name);
97
98 if (backupsExists) {
99 await removeCache(name);
100 // TODO(mrcyjanek): is this needed?
101 // If we remove cache then wallet should be restored from .keys file.
102 await restoreWalletFiles(name);
103 }
104 }