using TMPro;
using UnityEngine;
using UnityEngine.Events;


public class Timer : MonoBehaviour
{
    [SerializeField] private float restTime;
    private bool processing = false;
    public TextMeshProUGUI TimeLabel;

    private bool recentlyPlayed = false;
    private float lastSignalTime;

    public UnityEvent OnTimerEnded;


    private void Start() => lastSignalTime = Time.time;

    void Update()
    {
        if (processing)
        {
            UiDraw();

            restTime -= Time.deltaTime;

            if (restTime <= 0)
            {
                restTime = 0;
                StopTimer();
                OnTimerEnded?.Invoke();
            }

            int rest = (int)restTime;
            if (!recentlyPlayed && (rest % 60 == 0 || rest == 30 || rest < 11))
            {
                SoundManager.instance.playTimer();
                recentlyPlayed = true;
                lastSignalTime = Time.time;
            }

            if (recentlyPlayed)
            {
                if (Time.time - lastSignalTime >= 1f)
                {
                    recentlyPlayed = false;
                }
            }
        }
    }

    public void SetupTimer(float seconds)
    {
        restTime = seconds;
        UiDraw();
    }

    public void StartTimer()
    {
        processing = true;
    }
    public void StopTimer()
    {
        processing = false;
    }
    void UiDraw()
    {
        string minutes = ((int)(restTime / 60)).ToString();
        string seconds = ((int)(restTime % 60)).ToString();

        if (minutes.Length < 2) minutes = "0" + minutes;
        if (seconds.Length < 2) seconds = "0" + seconds;      

        string result = minutes + ":" + seconds;
        TimeLabel.text = result;
    }
}