using System.Collections;
using System.Collections.Generic;
using UnityEngine;

public class EnviromentMovement : MonoBehaviour
{

    [SerializeField]
    private float speed;

    public GameObject spawnLand;
    private GameObject currentLand;
    private GameObject prevoiusLand;

    public Transform spawnPosition;
    public Transform destroyPosition;

    private float spawnDistance;

    private Vector3 newPosition;

    private ObstaclesGeneration obstaclesGeneration;

    void Start()
    {
        obstaclesGeneration = new ObstaclesGeneration();
        currentLand = GameManager.Instance.land.gameObject;
        prevoiusLand = currentLand;
    }

    void Update()
    {
        transform.position += new Vector3(0, 0, speed * Time.deltaTime);

        spawnDistance = currentLand.transform.localScale.z / 2;


        if (currentLand.transform.position.z + spawnDistance < spawnPosition.position.z)
        {
            newPosition = currentLand.transform.position;
            newPosition.z = currentLand.transform.localScale.z + currentLand.transform.position.z;
            prevoiusLand = currentLand;
            currentLand = Instantiate(spawnLand, newPosition, Quaternion.identity,transform);
            GameManager.Instance.land = currentLand.transform;
            obstaclesGeneration.GenerateObstacles1();

        }

        if ( prevoiusLand != null && prevoiusLand.transform.position.z < destroyPosition.position.z)
        {
            Destroy(prevoiusLand);
        }

        if (GameManager.Instance.obstacles.Capacity > 0)
            obstaclesGeneration.MoveObstacles(10f);

    }