script.js

// Timer:
const minutes = document.getElementById('minutes');
const seconds = document.getElementById('seconds');
const startButton = document.getElementById('start');
const stopButton = document.getElementById('stop');
const resetButton = document.getElementById('reset');
const timerType = document.getElementById('timer-type');

// Modal de troca de turno:
const modalOverlay = document.getElementById('modal-overlay'); 
const modalMessage = document.getElementById('modal-message');
const modalButton = document.getElementById('modal-button');

// Modal de configurações:
const settings = document.getElementById('timer-settings-icon'); 
const settingsModalOverlay = document.getElementById('modal-settings-overlay');
const pomodoroTimeInput = document.getElementById('pomodoro-time');
const breakTimeInput = document.getElementById('break-time');
const saveSettingsButton = document.getElementById('save-settings');
const closeSettingsButton = document.getElementById('close-settings');


// Inicialização:

stopButton.disabled = true;
resetButton.disabled = true;

let timer;
let isFocusMode = true;

let initialFocusMinutes = "25";
const initialFocusSeconds = "00";
let initialRestMinutes = "05";
const initialRestSeconds = "00";

const audio = new Audio('sounds/alarme.mp3');


// Funções: 

function showModal(isFocusMode) {
    modalMessage.textContent = isFocusMode ? 'Hora de focar!' : 'Hora do descanso!';
    modalOverlay.classList.remove('hidden');
    audio.volume = 0.5;
    audio.play();
}

function startTimer() {
    startButton.disabled = true;
    stopButton.disabled = false;
    resetButton.disabled = false;

    timerType.textContent = isFocusMode ? 'Tempo de foco! 👨🏻‍💻' : 'Tempo de descanso! 💤';

    timer = setInterval(() => {
        let currentMinutes = parseInt(minutes.textContent);
        let currentSeconds = parseInt(seconds.textContent);

        if (currentSeconds === 0) {
            if (currentMinutes === 0) {
                clearInterval(timer);
                isFocusMode = !isFocusMode;
                showModal(isFocusMode);
                if (isFocusMode) {
                    minutes.textContent = initialFocusMinutes;
                    seconds.textContent = initialFocusSeconds;
                } else {
                    minutes.textContent = initialRestMinutes;
                    seconds.textContent = initialRestSeconds;
                }
                return;
            }
            currentSeconds = 60
            currentMinutes--
        }
        currentSeconds--

        minutes.textContent = String(currentMinutes).padStart(2, '0');
        seconds.textContent = String(currentSeconds).padStart(2, '0');
    }, 1000)
}

function stopTimer() {
    startButton.disabled = false;
    stopButton.disabled = true;
    resetButton.disabled = false;
    
    startButton.textContent = 'Continuar';

    clearInterval(timer);
    timerType.textContent = 'Tempo pausado! ⏸️';
}

function resetTimer() {
    startButton.disabled = false;
    stopButton.disabled = true;
    resetButton.disabled = true;

    startButton.textContent = 'Iniciar';

    clearInterval(timer);
    minutes.textContent = initialFocusMinutes;
    seconds.textContent = initialFocusSeconds;
    timer = null;
    timerType.textContent = '';
    isFocusMode = true;
}


// Event Listeners:

startButton.addEventListener("click", startTimer);
stopButton.addEventListener("click", stopTimer);
resetButton.addEventListener("click", resetTimer);

modalButton.addEventListener('click', () => {
    modalOverlay.classList.add('hidden');
    audio.pause();
    audio.currentTime = 0;
    startTimer();
});

settings.addEventListener('click', () => {
    settingsModalOverlay.classList.remove('hidden');
    stopTimer();
});
closeSettingsButton.addEventListener('click', () => {
    settingsModalOverlay.classList.add('hidden');
    if (timer) {
        startButton.textContent = 'Continuar';
    } else {
        startButton.textContent = 'Iniciar';
        resetButton.disabled = true;
        timerType.textContent = '';
    }
});
saveSettingsButton.addEventListener('click', () => {
    const newPomodoroTime = String(parseInt(pomodoroTimeInput.value)).padStart(2, '0');
    const newBreakTime = String(parseInt(breakTimeInput.value)).padStart(2, '0');

    if (isNaN(newPomodoroTime) || isNaN(newBreakTime) || newPomodoroTime <= 0 || newBreakTime <= 0) {
        alert('Por favor, insira valores válidos para o tempo de foco e descanso.');
        return;
    }

    initialFocusMinutes = newPomodoroTime;
    initialRestMinutes = newBreakTime;

    isFocusMode = true;

    minutes.textContent = initialFocusMinutes;
    seconds.textContent = initialFocusSeconds;
    startButton.textContent = 'Iniciar';
    resetButton.disabled = true;
    timerType.textContent = '';

    settingsModalOverlay.classList.add('hidden');
});