/**
 * @file ledControlls.cpp
 * @author Lyubomir Penev (me@lpenev.com)
 * @brief This file contains all the functions which control the LEDs used to indicate the current max volume
 * @version 0.1
 * @date 2025-10-31
 *
 * @copyright Copyright (c) 2025
 *
 */

#include <Arduino.h>
#include <constants.h>
#include <ledControlls.h>

/**
 * @brief This function sets all the LEDs to a default(LOW) state
 *
 */
void resetLeds()
{
    digitalWrite(LED_HIGH, LOW);
    digitalWrite(LED_MED, LOW);
    digitalWrite(LED_LOW, LOW);
}

/**
 * @brief This function turns on the correct LED depending on the current max(staff) volume
 *
 * @param volume The current max(staff) volume
 */
void updateLeds(int volume)
{
    switch (volume)
    {
    case 64:
        resetLeds();
        digitalWrite(LED_HIGH, HIGH);
        break;
    case 48:
        resetLeds();
        digitalWrite(LED_MED, HIGH);
        break;
    case 32:
        resetLeds();
        digitalWrite(LED_LOW, HIGH);
        break;
    case 16:
        resetLeds();
        digitalWrite(LED_HIGH, HIGH);
        digitalWrite(LED_MED, HIGH);
        digitalWrite(LED_LOW, HIGH);
        break;
    }
}