#include <M5Core2.h>

#define penaltyAmount 30 * 1000
#define drawInterval 1000

unsigned long startTime;
const unsigned long countdownDuration = 5 * 60 * 1000; // 5 minutes in milliseconds
unsigned long penalties = 0;

void reset()
{
    startTime = millis();
    penalties = 0;
}

void setup()
{
    M5.begin();
    M5.Lcd.begin();
    M5.Lcd.fillScreen(TFT_BLACK); // Set initial background color
    startTime = millis();         // Record the start time

    Serial.begin(9600);
}

bool pressed = false;
void loop()
{
    unsigned long elapsedTime = millis() - startTime + penalties;
    unsigned long remainingTime = countdownDuration - elapsedTime;

    // Check if the time has run out
    if (remainingTime <= 0)
    {
        displayTime(0, 0); // Display 00:00
        turnScreenRed();
        return;
    }

    // Calculate remaining minutes and seconds
    unsigned long minutes = remainingTime / (60 * 1000);
    unsigned long seconds = (remainingTime / 1000) % 60;

    // Display remaining time
    if (millis() % drawInterval < 10)
    {
        M5.Lcd.fillScreen(BLACK);
        displayTime(minutes, seconds);
    }

    if (!pressed && M5.Touch.ispressed())
    {
        Serial.println("Pressed");
        penalties += penaltyAmount;
        pressed = true;
    }
    else if (pressed && !M5.Touch.ispressed())
    {
        pressed = false;
    }
}

void displayTime(unsigned long minutes, unsigned long seconds)
{
    M5.Lcd.setCursor(75, 50);
    M5.Lcd.setTextColor(TFT_WHITE);
    M5.Lcd.setTextSize(100);
    M5.Lcd.printf("%02d:%02d", minutes, seconds);
}

void turnScreenRed()
{
    M5.Lcd.fillScreen(TFT_RED);
}