using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using UnityEngine.EventSystems;
using DG.Tweening;

public class ScribbleMovementInteractionOnDrag : MonoBehaviour, IDragHandler, IBeginDragHandler, IEndDragHandler, IPointerUpHandler
{
    public RectTransform scribbleGuidePlaceholder;
    /// <summary>
    /// Это гребанный костыль, я ненавижу себя за это
    /// </summary>
    public ScribbleMoveSenderOnDragHandler ScribbleGuidePlaceholderPositionOnEndDrag;

    private Vector3 scribbleGuidePlaceholderPosition;
    private ScribbleMoveSenderOnDragHandler scribbleMoveSenderOnDragHandler;

    private void Awake()
    {
        scribbleGuidePlaceholderPosition = scribbleGuidePlaceholder.position;

        if (!ScribbleGuidePlaceholderPositionOnEndDrag)
            Debug.LogError($"in {gameObject.name} ScribbleGuidePlaceholderPositionOnEndDrag is null. Check it");
    }


    public void OnBeginDrag(PointerEventData eventData)
    {
        scribbleGuidePlaceholder.position = eventData.position;

        if (eventData.pointerCurrentRaycast.gameObject != null)
        {
            scribbleMoveSenderOnDragHandler = eventData.pointerCurrentRaycast.gameObject.GetComponent<ScribbleMoveSenderOnDragHandler>();

            if (scribbleMoveSenderOnDragHandler)
            {
                scribbleMoveSenderOnDragHandler.GetNormalizePositionOnRectGetter.SetEventData(eventData);
                scribbleMoveSenderOnDragHandler.SendPositionData();
            }
        }
    }


    public void OnDrag(PointerEventData eventData)
    {
        scribbleGuidePlaceholder.position = eventData.position;

        if (eventData.pointerCurrentRaycast.gameObject != null)
        {
            scribbleMoveSenderOnDragHandler = eventData.pointerCurrentRaycast.gameObject.GetComponent<ScribbleMoveSenderOnDragHandler>();

            if (scribbleMoveSenderOnDragHandler)
            {
                scribbleMoveSenderOnDragHandler.GetNormalizePositionOnRectGetter.SetEventData(eventData);
                scribbleMoveSenderOnDragHandler.SendPositionData();
            }
        }
    }

    public void OnEndDrag(PointerEventData eventData)
    {
        ScribbleGuidePlaceholderPositionOnEndDrag.SendDefaultPositionData();
        ScribbleGuidePlaceholderPositionOnEndDrag.GetNormalizePositionOnRectGetter.SetNullEventData(eventData);
        scribbleGuidePlaceholder.DOMove(scribbleGuidePlaceholderPosition, 0.25f);
    }

    public void OnPointerUp(PointerEventData eventData)
    {
        ScribbleGuidePlaceholderPositionOnEndDrag.SendDefaultPositionData();
        ScribbleGuidePlaceholderPositionOnEndDrag.GetNormalizePositionOnRectGetter.SetNullEventData(eventData);
        scribbleGuidePlaceholder.DOMove(scribbleGuidePlaceholderPosition, 0.25f);
    }

    private void OnDisable()
    {
        scribbleGuidePlaceholder.position = scribbleGuidePlaceholderPosition;
    }
}