gamecntrl

using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using UnityEngine.SceneManagement;
using UnityEngine.UI;

public class GameController : MonoBehaviour
{
    // Text objects
    public Text ScoreText;
    public Text GameOverText;
    public Text RestartText;
    public Text PlayerHealthText;

    // Variables
    private bool gameOver;
    private bool restart;
    private int score;
    private PlayerController playerController;
    private int playerHitPoint;
    private ControllerInput controllerInput;
	// Use this for initialization
	void Start ()
	{
	    gameOver = false;
	    restart = false;
	    RestartText.text = "";
	    GameOverText.text = "";
	    score = 0;
	    UpdateScore();
	    playerController = GameObject.Find("Player").GetComponent<PlayerController>();
        UpdatePlayerHealth();
        controllerInput = GameObject.Find("ControllerInput").GetComponent<ControllerInput>();
	}

	// Update is called once per frame
	void Update () {

	    if (restart)
	    {
	        if (Input.GetKeyDown(KeyCode.R))
	        {
	            SceneManager.LoadScene(1);
	        }
	    }

        UpdatePlayerHealth();

	    if (gameOver)
	    {
            controllerInput.closeSerialPort();
            RestartText.text = "Press R to restart";
	        restart = true;
	    }

	    if (Input.GetKeyDown(KeyCode.Q))
	    {
	        controllerInput.closeSerialPort();
            SceneManager.LoadScene(0);
	    }
    }

    // Add score as an int
    public void AddScore(int scoreValue)
    {
        score += scoreValue;
        UpdateScore();
    }

    // Update score text
    private void UpdateScore()
    {
        ScoreText.text = "Score: " + score;
    }

    // Update player's health
    private void UpdatePlayerHealth()
    {
        if (playerController != null)
        {
            playerHitPoint = playerController.GetHitPoints();
        }
        PlayerHealthText.text = "HP: " + playerHitPoint;
        if (playerHitPoint == 0 || playerController == null)
        {
            GameOver();
            PlayerHealthText.text = "HP: 0";
        }
    }

    public void GameOver()
    {
        GameOverText.text = "Game Over";
        gameOver = true;
    }

    public bool GetGameOver()
    {
        return gameOver;
    }
}