//
//  PowerSaver.h
//
//  Power saving functions.
//

#pragma once
#ifndef ES_CORE_POWER_SAVER_H
#define ES_CORE_POWER_SAVER_H

class PowerSaver
{
public:
    enum mode : int {
        DISABLED = -1,
        INSTANT = 200,
        ENHANCED = 3000,
        DEFAULT = 10000
    };

    // Call when you want PS to reload all states and settings.
    static void init();

    // Get timeout to wake up from for the next event.
    static int getTimeout();
    // Update currently set timeouts after user changes timeout settings.
    static void updateTimeouts();

    // Use this to check which mode you are in or get the mode timeout.
    static mode getMode();
    // Called when user changes mode from settings menu.
    static void updateMode();

    // Get current state of PS. Not to be confused with mode.
    static bool getState();
    // State is used to temporarily pause and resume PS.
    static void setState(bool state);

    // Paired calls when you want to pause PS briefly until you finish animating
    // or processing over cycles.
    static void pause() { setState(false); }
    static void resume() { setState(true); }

    // This is used by ScreenSaver to let PS know when to switch to SS timeouts.
    static void runningScreenSaver(bool state);
    static bool isScreenSaverActive();

private:
    static bool mState;
    static bool mRunningScreenSaver;

    static mode mMode;
    static int mWakeupTimeout;
    static int mScreenSaverTimeout;

    static void loadWakeupTime();
};

#endif // ES_CORE_POWER_SAVER_H