Files
Crosspoint/src/CrossPointState.h
T
jpirnay fb3997aae5 fix: Init lastSleepImage (edge case) (#1360)
## Summary

* **What is the goal of this PR?** fix edge case for definition

## Additional Context

If loadFromFile() returns false (no state file exists — first boot, or
SD missing), lastSleepImage is never set and contains garbage.
[SleepActivity.cpp:83] then uses it in a while comparison to avoid
repeating the same image. The JSON path (doc["lastSleepImage"] |
(uint8_t)0) handles it, but only if the file exists.

---

### AI Usage

While CrossPoint doesn't have restrictions on AI tools in contributing,
please be transparent about their usage as it
helps set the right context for reviewers.

Did you use AI tools to help write this code? _** NO **_
2026-03-11 18:37:13 -05:00

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C++

#pragma once
#include <cstdint>
#include <iosfwd>
#include <string>
class CrossPointState {
// Static instance
static CrossPointState instance;
public:
std::string openEpubPath;
uint8_t lastSleepImage = UINT8_MAX; // UINT8_MAX = unset sentinel
uint8_t readerActivityLoadCount = 0;
bool lastSleepFromReader = false;
~CrossPointState() = default;
// Get singleton instance
static CrossPointState& getInstance() { return instance; }
bool saveToFile() const;
bool loadFromFile();
private:
bool loadFromBinaryFile();
};
// Helper macro to access settings
#define APP_STATE CrossPointState::getInstance()