#pragma once
#include <LittleFS.h>
#include <hardware.pb.h>

class HardwareConfigRepo {
public:
    HardwareConfigRepo();
    ~HardwareConfigRepo();

    // Set callback that gets called when config changes (load/save)
    void setChangeCallback(std::function<void(const hardware_HardwareConfig&)> callback);

    // Load config from LittleFS, use defaults if file doesn't exist
    bool load();

    
    // Get reference to config data
    hardware_HardwareConfig& getData() { return data_; }
    
    // Set config data
    void setData(const hardware_HardwareConfig& newData);
    
    // Reset to default values
    void resetToDefaults();
    
private:
    // Save current config to LittleFS
    bool save();
    hardware_HardwareConfig data_;
    const char* filename_ = "/hardware.pb";
    std::function<void(const hardware_HardwareConfig&)> changeCallback_ = nullptr;

    // Default values
    static constexpr uint32_t DEFAULT_HOLD_DURATION_MS = 5000;
    static constexpr bool DEFAULT_OVERRIDE = false;
    static constexpr uint32_t DEFAULT_RELAY_PIN = 2;
    static constexpr uint32_t DEFAULT_SENSOR_RX_PIN = 16;
    static constexpr uint32_t DEFAULT_SENSOR_TX_PIN = 17;

    // Helper methods
    void setDefaults();
    bool fileExists();
    void runCallback();
};

extern HardwareConfigRepo hardwareConfigRepo;