using System.Collections;
using System.Collections.Generic;
using UnityEditor;
using UnityEngine;
using UnityEngine.InputSystem;

public class MovingState : SceneMode
{
    MoveObject _objectToMove;
    Vector3 _deltaMovementWorld;
    Vector3 _initialPosition;
    Quaternion _initialRotation;

    Vector3 _finalPosition;
    Quaternion _finalRotation;

    Vector3 _initialOffsetInScreenPosition;
    public MovingState(SceneModeManager manager) : base(manager)
    {
    }

    public override void OnStateEnter()
    {
        MoveHandles.Instance.SetHandleGroupActive(true);
        _G.LockInState = true;

        GameObject obj = SceneModeManager.Selected;
        if(obj == null)
        {
            Debug.Log("No Selected Object");
            SceneModeManager.Instance.SetSceneMode(SceneModes.Navigate);
            return;
        }

        _objectToMove = SceneModeManager.Selected.GetComponent<MoveObject>();
        _initialPosition = _objectToMove.transform.position;
        _initialRotation = _objectToMove.transform.rotation;
        _objectToMove.HandleSetReadyMoveForBeforeMouseDrag();

        MoveHandles.Instance.OnMoveEnter();

        //if (_G.MesureONOFF) Mesure.Show();
    }

    public override void OnStateExit()
    {
        _G.LockInState = false;
        if (_objectToMove != null && DOIT.exist(Get.GetObjectIndex(_objectToMove.name)))
        {
            //Debug.Log("Before Object Position On Exit" + _objectToMove.transform.position);
            _objectToMove.OnMouseUpEvent();
            _objectToMove.RepositionIntoRoom();
            _finalPosition = _objectToMove.transform.position;
            _finalRotation = _objectToMove.transform.rotation;

            if (Vector3.Distance(_finalPosition, _initialPosition) > 0)
            {
                GameObject obj = _objectToMove.gameObject;
                string attachedToName = _objectToMove.AttachedTo.name;

                MoveCommand command = new MoveCommand(obj, _initialPosition,_initialRotation, CommandHandler.Instance.BeforeDataTemp[22],_finalPosition,_finalRotation, attachedToName);
                CommandHandler.Instance.AddToHistory(command);
            }
            //Debug.Log("After Object Position On Exit" + _objectToMove.transform.position);
        }
        MoveHandles.Instance.SetToDefaultValue();
        Mesure.Hide();
    }

    public override void OnStateUpdate()
    {
        if (_objectToMove == null)
        {
            SceneModeManager.Instance.SetSceneMode(SceneModes.ReadyMove);
        }

        if (Input.GetMouseButton(0) || Input.touches.Length > 0)
        {
            //Debug.Log("Before Object Position " + _objectToMove.transform.position);
            _objectToMove.OnMouseDragEvent();
            //_objectToMove.RepositionIntoRoom();
            //Debug.Log("After Object Position " + _objectToMove.transform.position);

            Mesure.OnUpdate();
            
            MoveHandles.Instance.UpdateHandlesVisual(_objectToMove.transform);
        }
        else
        {
            SceneModeManager.Instance.SetSceneMode(SceneModes.ReadyMove);
        }
    }
}