/**
 * @file staffFunctions.cpp
 * @author Lyubomir Penev (me@lpenev.com, 571147@student.fontys.nl)
 * @brief Here are all the implementations of the staff functions
 * @version 1.0
 * @date 2025-10-23
 *
 * @copyright Copyright (c) 2025
 *
 */

#include <staffFunctions.h>
#include <constants.h>
#include <potControlls.h>

/**
 * @brief Used to increase the maximum staff volume
 *
 * @param maxVolume Pointer to the variable used to keep track of staff volume
 */
void staffVolumeUp(int *maxVolume)
{
    if (*maxVolume < 64)
    {
        *maxVolume += STAFF_STEPS;
    }
}

/**
 * @brief Used to decrease the maximum staff volume. If the max volume is set lower than what the current user volume is, then the user volume will also be lowered.
 *
 * @param maxVolume Pointer to the variable used to keep track of the max volume
 * @param userVolume Pointer to the variable used to keep track of the user volume
 * @param oldUserVolume Pointer to the variable used to keep track of the user volume when in mute or lowered
 */
void staffVolumeDown(int *maxVolume, int *userVolume, int *oldUserVolume)
{
    if (*maxVolume > STAFF_STEPS)
    {
        *maxVolume -= STAFF_STEPS;

        if (*userVolume > *maxVolume)
        {
            for (int i = 0; i < (*userVolume - *maxVolume); i++)
            {
                potDecrement();
            }

            *userVolume = *maxVolume;
            *oldUserVolume = *userVolume;
        }

        if (*oldUserVolume > *maxVolume)
        {
            *oldUserVolume = *maxVolume;
        }
    }
}