using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using UnityEngine.Events;
using UnityEngine.Serialization;

namespace InfallibleCode
{
    public class LoopDoor : MonoBehaviour, IInteractable
    {
        public Transform lerpFakeDoorTargetPos;
        public Transform LoopedDoorTargetPos;
        public float lerpSpeed = 5.0f;

        [Header("Real door that opens the loop")]
        public DoorBehaviour doorThatLeadsToLoop;
        public Transform lerpRealDoorTargetPos;

        public bool shouldFireEventAfterEnteredLoop = true;
        [FormerlySerializedAs("eventToTriggerAfterEnteredLoop")]
        public UnityEvent eventToTriggerAfterStartedEnteringLoop;
        private bool isMoving = false;
        private Vector3 startPosition;
        private float journeyLength;

        public void Interact()
        {
            if(!isMoving)
            StartCoroutine(MovePlayerToFakeDoor());
        }

        IEnumerator MovePlayerToFakeDoor()
        {
            isMoving = true;
            PlayerManager.GetInstance()._PlayerMovement._CharacterAnimator.SetFloat("speedPercent", 0.5f);
            PlayerManager.GetInstance()._cameraMovement.enabled = false;
            PlayerManager.GetInstance()._PlayerMovement.enabled = false;
            startPosition = PlayerManager.GetInstance().PlayerCharacterController.transform.position;

            journeyLength = Vector3.Distance(startPosition, lerpFakeDoorTargetPos.position);

            float startTime = Time.time;

            while (Vector3.Distance(PlayerManager.GetInstance().PlayerCharacterController.transform.position, lerpFakeDoorTargetPos.position) >= 0.1f)
            {
                float distanceCovered = (Time.time - startTime) * lerpSpeed;
                float fractionOfJourney = distanceCovered / journeyLength;
                PlayerManager.GetInstance().PlayerCharacterController.Move(Vector3.Lerp(startPosition, lerpFakeDoorTargetPos.position, fractionOfJourney) - PlayerManager.GetInstance().PlayerCharacterController.transform.position);

                float rotationSpeed = 10f; // Adjust this value to change the rotation speed
                PlayerManager.GetInstance().PlayerCharacterController.transform.rotation = Quaternion.Slerp(PlayerManager.GetInstance().PlayerCharacterController.transform.rotation, lerpFakeDoorTargetPos.rotation, rotationSpeed * Time.fixedDeltaTime);

                yield return null;
            }

            TeleportPlayerInFrontOfLoopedDoor();
            if (eventToTriggerAfterStartedEnteringLoop != null)
            {
                if (shouldFireEventAfterEnteredLoop)
                {
                    eventToTriggerAfterStartedEnteringLoop.Invoke();
                }
            }
            isMoving = false;
            print("lerp of player to fake door ended");
        }

        void TeleportPlayerInFrontOfLoopedDoor() 
        {
            PlayerManager.GetInstance().PlayerCharacterController.enabled = false;
            PlayerManager.GetInstance().playerGameObj.transform.position = LoopedDoorTargetPos.position;
            PlayerManager.GetInstance().PlayerCharacterController.enabled = true;

            doorThatLeadsToLoop.UnlockDoor();
            doorThatLeadsToLoop.OpenDoor(0.5f);
            StartCoroutine(MovePlayerThroughRealDoor());
        }

        IEnumerator MovePlayerThroughRealDoor()
        {
            isMoving = true;
            startPosition = PlayerManager.GetInstance().PlayerCharacterController.transform.position;
            journeyLength = Vector3.Distance(startPosition, lerpRealDoorTargetPos.position);
            PlayerManager.GetInstance().PlayerCharacterController.transform.rotation = LoopedDoorTargetPos.rotation;

            float startTime = Time.time;

            while (Vector3.Distance(PlayerManager.GetInstance().PlayerCharacterController.transform.position, lerpRealDoorTargetPos.position) >= 0.1f)
            {
                float distanceCovered = (Time.time - startTime) * lerpSpeed;
                float fractionOfJourney = distanceCovered / journeyLength;
                PlayerManager.GetInstance().PlayerCharacterController.Move(Vector3.Lerp(startPosition, lerpRealDoorTargetPos.position, fractionOfJourney) - PlayerManager.GetInstance().PlayerCharacterController.transform.position);
                yield return null;
            }

            doorThatLeadsToLoop.StopDoorCoroutines();
            doorThatLeadsToLoop.CloseDoor(1f);
            doorThatLeadsToLoop.LockDoor();
            PlayerManager.GetInstance()._cameraMovement.enabled = true;
            PlayerManager.GetInstance()._PlayerMovement.enabled = true;
            PlayerManager.GetInstance()._PlayerMovement._CharacterAnimator.SetFloat("speedPercent", 0f);
            isMoving = false;
            //if (eventToTriggerAfterStartedEnteringLoop != null) 
            //{
            //    if (shouldFireEventAfterEnteredLoop)
            //    {
            //        eventToTriggerAfterStartedEnteringLoop.Invoke();
            //    }
            //}
            print("lerp of player to real door ended");
        }
    }
}