checking persistence on desktop and esp32

Signed-off-by: Peter Siegmund <developer@mars3142.org>
2025-06-20 23:29:00 +02:00
parent 26723db8d8
commit 72fd0bdf1a
19 changed files with 969 additions and 84 deletions
--- a/components/insa/include/common/PersistenceManager.h
+++ b/components/insa/include/common/PersistenceManager.h
@@ -0,0 +1,61 @@
+#pragma once
+
+#include "IPersistenceManager.h"
+#include <string>
+#include <unordered_map>
+
+#include <nvs.h>
+#include <nvs_flash.h>
+
+/**
+ * @class PersistenceManager
+ * @brief ESP32-specific implementation using NVS (Non-Volatile Storage)
+ * @details This implementation uses ESP32's NVS API for persistent storage
+ *          in flash memory, providing a platform-optimized solution for
+ *          embedded systems.
+ */
+class PersistenceManager : public IPersistenceManager
+{
+  private:
+    nvs_handle_t nvs_handle_;
+    std::string namespace_;
+    bool initialized_;
+
+  public:
+    explicit PersistenceManager(const std::string &nvs_namespace = "config");
+    ~PersistenceManager() override;
+
+    // IPersistenceManager implementation
+    bool HasKey(const std::string &key) const override;
+    void RemoveKey(const std::string &key) override;
+    void Clear() override;
+    size_t GetKeyCount() const override;
+
+    bool Save() override;
+    bool Load() override;
+
+    // ESP32-specific methods
+    bool Initialize();
+    void Deinitialize();
+    bool IsInitialized() const
+    {
+        return initialized_;
+    }
+
+  protected:
+    // Template-spezifische Implementierungen
+    void SetValueImpl(const std::string &key, bool value) override;
+    void SetValueImpl(const std::string &key, int value) override;
+    void SetValueImpl(const std::string &key, float value) override;
+    void SetValueImpl(const std::string &key, double value) override;
+    void SetValueImpl(const std::string &key, const std::string &value) override;
+
+    bool GetValueImpl(const std::string &key, bool defaultValue) const override;
+    int GetValueImpl(const std::string &key, int defaultValue) const override;
+    float GetValueImpl(const std::string &key, float defaultValue) const override;
+    double GetValueImpl(const std::string &key, double defaultValue) const override;
+    std::string GetValueImpl(const std::string &key, const std::string &defaultValue) const override;
+
+  private:
+    bool EnsureInitialized() const;
+};