feat: работа с шифрованным текстом/фото

2026-07-26 16:23:05 +07:00
parent ba1f63ad05
commit ac951ea80a
90 changed files with 7248 additions and 64 deletions
@@ -0,0 +1,38 @@
+import 'per_chat_json_store.dart';
+import 'token_storage.dart';
+
+class ChatEncryptionStore extends PerChatJsonStore<bool> {
+  ChatEncryptionStore._()
+    : super(
+        prefsKey: 'chat_encryption',
+        fromJson: (raw) => raw == true ? true : null,
+        toJson: (value) => value,
+      );
+
+  static final ChatEncryptionStore instance = ChatEncryptionStore._();
+
+  static const String _keyPrefix = 'chat_encryption_key';
+
+  bool isEnabled(int accountId, int chatId) => read(accountId, chatId) == true;
+
+  Future<void> setEnabled(int accountId, int chatId, bool enabled) =>
+      write(accountId, chatId, enabled ? true : null);
+
+  Future<String?> readKey(int accountId, int chatId) async {
+    if (accountId == 0) return null;
+    return TokenStorage.readSecure(_secureKey(accountId, chatId));
+  }
+
+  Future<void> writeKey(int accountId, int chatId, String key) async {
+    if (accountId == 0) return;
+    await TokenStorage.writeSecure(_secureKey(accountId, chatId), key);
+  }
+
+  Future<void> deleteKey(int accountId, int chatId) async {
+    if (accountId == 0) return;
+    await TokenStorage.deleteSecure(_secureKey(accountId, chatId));
+  }
+
+  String _secureKey(int accountId, int chatId) =>
+      '${_keyPrefix}_${accountId}_$chatId';
+}