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

public class PlayerControllerNew : MonoBehaviour
{
    private Vector3 mousePosition;
    public float moveSpeed = 1f;
    GameController globalScript;
    public int w = 9;
    public int h = 19;
    private float previousTime;

    private Vector3 _lastPosition;
    public float fallTime = 0.8f;
    Vector3 mousePoint;

    public bool isBorder = false;

    public bool freeze = false;
    void Start()
    {
        _lastPosition = transform.position;
        globalScript = GameObject.Find("GlobalScript").GetComponent<GameController>();
    }

    void OnMouseDown()
    {
        if (!freeze)
        {
            freeze = true;
            transform.position = roundVec2(mousePoint);

            foreach (Transform child in transform)
            {
                Debug.Log(child.position.x);
                Debug.Log(child.position.y);
                Vector3 v = roundVec2(child.position);
                globalScript.getBlock((int)v.x, (int)v.y);
            }
        }
    }

    // Update is called once per frame
    void Update()
    {
        mousePosition = Input.mousePosition;
        mousePosition = Camera.main.ScreenToWorldPoint(mousePosition);

        _lastPosition = transform.position;
        transform.position = roundVec2(Vector2.Lerp(transform.position, mousePosition, moveSpeed));

        if (!isValidGroup())
            transform.position = _lastPosition;

    }

    public static Vector3 roundVec2(Vector3 v)
    {
        return new Vector3(Mathf.Round(v.x), Mathf.Round(v.y), Mathf.Round(v.z));
    }

    public bool isValidGroup()
    {
        foreach (Transform child in transform)
        {
            if (!insideBorder(child.position))
                return false;
        }

        return true;
    }

    void updateGrid()
    {
        if (!freeze)
        {
            mousePoint = Camera.main.ScreenToWorldPoint(Input.mousePosition);
            mousePoint.z = 0;
            gameObject.transform.position = roundVec2(mousePoint);
        }
    }

    public bool insideBorder(Vector3 pos)
    {
        return ((int)pos.x >= 0 &&
                (int)pos.x <= w &&
                (int)pos.y >= 0 &&
                (int)pos.y <= h);
    }
}