using System;
using TMPro;
using UnityEngine;

public class GameTimer : MonoBehaviour {
	TMP_Text label;
	float timer;
	float highScore;
	public bool stopped;
	public bool showHighScore;
	const string HighScoreKey = "High Score";

	void Awake() {
		label = GetComponent<TMP_Text>();
		timer = 0f;
		highScore = PlayerPrefs.GetFloat(HighScoreKey);
		stopped = true;
	}

	void Update() {
		if (stopped)
			return;

		timer += Time.deltaTime;
		SaveHighScore();
		label.text = TimeSpan.FromSeconds(timer)
			.ToString(@"mm\:ss");
		if (showHighScore)
			label.text += "\nBest Time: " + TimeSpan.FromSeconds(highScore)
				.ToString(@"mm\:ss");
	}

	public void SaveHighScore() {
		PlayerPrefs.SetFloat(HighScoreKey, timer);
		highScore = timer;
	}

	public void ResetHighScore() {
		PlayerPrefs.DeleteKey(HighScoreKey);
		highScore = 0f;
	}
}