using UnityEngine;

public class Tile : MonoBehaviour
{
    public int X, Y;
    public int RotationState;
    public int SolutionRotation;
    public Sprite DisconnectedSprite, ConnectedSprite;
    public bool locked = false;

    public int[] baseConnections;
    public int graphicRotationOffset = 0;

    private SpriteRenderer spriteRenderer;

    void Start()
    {
        spriteRenderer = GetComponent<SpriteRenderer>();
    }

    void OnMouseDown()
    {
        if (locked) return;
        RotateClockwise();
    }

    public void RotateClockwise()
    {
        RotationState = (RotationState + 1) % 4;
        ApplyRotation(RotationState);
        GameManager.instance.CheckConnections();
    }

    public void ApplyRotation(int rot)
    {
        RotationState = rot;
        int finalRotation = (rot + graphicRotationOffset) % 4;
        transform.rotation = Quaternion.Euler(0, 0, -90 * finalRotation);
    }

    public void RandomRotate()
    {
        int rot = Random.Range(0, 4);
        ApplyRotation(rot);
    }

    public void SetConnectionState(bool connected)
    {
        if (spriteRenderer == null)
            spriteRenderer = GetComponent<SpriteRenderer>();

        spriteRenderer.sprite = connected ? ConnectedSprite : DisconnectedSprite;
    }

    public bool HasConnection(int dir)
    {
        foreach (int baseDir in baseConnections)
        {
            if ((baseDir + RotationState) % 4 == dir)
                return true;
        }
        return false;
    }
}