feat: add cache recovery function

1 files changed, 45 insertions, 0 deletions

diff --git a/src/core/function/CacheManager.h b/src/core/function/CacheManager.h
new file mode 100644
index 00000000..e489182f
--- /dev/null
+++ b/src/core/function/CacheManager.h
@@ -0,0 +1,45 @@
+/**
+ * Copyright (C) 2021 Saturneric
+ *
+ * This file is part of GpgFrontend.
+ *
+ * GpgFrontend is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * GpgFrontend is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with GpgFrontend. If not, see <https://www.gnu.org/licenses/>.
+ *
+ * The initial version of the source code is inherited from
+ * the gpg4usb project, which is under GPL-3.0-or-later.
+ *
+ * All the source code of GpgFrontend was modified and released by
+ * Saturneric<[email protected]> starting on May 12, 2021.
+ *
+ * SPDX-License-Identifier: GPL-3.0-or-later
+ *
+ */
+
+#ifndef GPGFRONTEND_CACHEMANAGER_H
+#define GPGFRONTEND_CACHEMANAGER_H
+
+namespace GpgFrontend {
+
+class CacheManager {
+ public:
+  static void SaveCache(std::string key, const nlohmann::json &value);
+
+  static nlohmann::json LoadCache(std::string name);
+
+  static void ClearAllCache();
+};
+
+}  // namespace GpgFrontend
+
+#endif