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

public class DoorOpener : MonoBehaviour
{
    public GameObject EndPosition;
    public GameObject StartPosition;
    private AudioSource source;
    private bool oneShot;

    private void OnEnable()
    {
        EnterPyramidTrigger.OnEnterPyramid += StartClosing;
    }

    private void OnDisable()
    {
        EnterPyramidTrigger.OnEnterPyramid -= StartClosing;
    }

    // Start is called before the first frame update
    void Start()
    {
        source = GetComponent<AudioSource>();
    }

    // Update is called once per frame
    void Update()
    {
        if (!oneShot && Input.GetKeyDown("space"))
        {
            oneShot = true;
            StartCoroutine("OpenDoor");
        }
    }

    private IEnumerator OpenDoor()
    {
        source.Play();

        float timeSinceStarted = 0f;
        while (true)
        {
            timeSinceStarted += Time.deltaTime / 100;
            transform.position = Vector3.Lerp(transform.position, EndPosition.transform.position, timeSinceStarted);

            // If the object has arrived, stop the coroutine
            if (transform.position == EndPosition.transform.position)
            {
                yield break;
            }

            // Otherwise, continue next frame
            yield return null;
        }
    }

    private void StartClosing()
    {
        StopAllCoroutines();
        StartCoroutine("CloseDoor");
    }

    private IEnumerator CloseDoor()
    {
        source.Play();

        float timeSinceStarted = 0f;
        while (true)
        {
            timeSinceStarted += Time.deltaTime / 100;
            transform.position = Vector3.Lerp(transform.position, StartPosition.transform.position, timeSinceStarted);

            // If the object has arrived, stop the coroutine
            if (transform.position == StartPosition.transform.position)
            {
                yield break;
            }

            // Otherwise, continue next frame
            yield return null;
        }
    }

    private IEnumerator MoveFunction()
    {
        source.Play();

        float timeSinceStarted = 0f;
        while (true)
        {
            timeSinceStarted += Time.deltaTime / 100;
            transform.position = Vector3.Lerp(transform.position, EndPosition.transform.position, timeSinceStarted);

            // If the object has arrived, stop the coroutine
            if (transform.position == EndPosition.transform.position)
            {
                yield break;
            }

            // Otherwise, continue next frame
            yield return null;
        }
    }
}