using MoreMountains.Feedbacks;
using MoreMountains.Tools;
using System.Collections;
using System.Collections.Generic;
using UnityEngine;

namespace MoreMountains.CorgiEngine
{
    /// <summary>
    /// Add this class on a character and it'll be able to dash just like the regular dash, and apply damage to everything its DamageOnTouch zone touches
    /// </summary>
    public class CharacterDamageDashBounce : CharacterDamageDash
    {
        [Header("Damage Dash Bounce")]

        [Header("Bounciness Tech")]
        /// the length of the raycast used to detect bounces, should be proportionate to the size and speed of your projectile
        [Tooltip("the length of the raycast used to detect bounces, should be proportionate to the size and speed of your projectile")]
        public float BounceRaycastLength = 100f;
        /// the layers you want this projectile to bounce on
        [Tooltip("the layers you want this projectile to bounce on")]
        public LayerMask BounceLayers;
        /// a feedback to trigger at every bounce
        [Tooltip("a feedback to trigger at every bounce")]
        public MMFeedbacks BounceFeedback;

        [SerializeField]
        private GameObject arrowHolder;

        [SerializeField]
        private int mouseTreshhold = 2;
        [SerializeField]
        private float dashTimeSec = 0.1f;

        private float startDashTime;
        protected Vector3 _positionLastFrame;
        protected Vector3 _raycastDirection;
        protected Vector3 _reflectedDirection;

        private Vector2 startMousePosition = new Vector2();
        
        /// <summary>
        /// On initialization, we disable our damage on touch object
        /// </summary>
        protected override void Initialization()
        {
            base.Initialization();
            startMousePosition = Input.mousePosition;
        }

        public override void ProcessAbility()
        {
            base.ProcessAbility();
        }

        protected override void HandleInput()
        {
            if (Input.GetMouseButtonDown(0))
            {
                startMousePosition = Input.mousePosition;
                arrowHolder.SetActive(true);

            }
            if (Input.GetMouseButtonUp(0))
            {
                arrowHolder.SetActive(false);
                Vector2 newpose = Input.mousePosition;
                Vector2 aimVectro = newpose - startMousePosition;
                if (aimVectro.magnitude < mouseTreshhold) return;
                Aim.SetAim(aimVectro.normalized);
                startDashTime = Time.time;
                MMDebug.RayCast(_character.transform.position, aimVectro.normalized, BounceRaycastLength, BounceLayers, MMColors.DarkOrange, true);
                updatePosition();
                StartDash();
            }
            float newpose2 = Vector2.Angle(startMousePosition,(Vector2)Input.mousePosition);
            arrowHolder.transform.right = ((Vector2)Input.mousePosition - startMousePosition).normalized;


        }

        protected override void InitializeAnimatorParameters()
        {
        }

        protected override IEnumerator Dash()
        {

            if (!AbilityAuthorized
               || (_condition.CurrentState != CharacterStates.CharacterConditions.Normal))
            {
                yield break;
            }

            _character._health.Invulnerable = true;
            // we keep dashing until we've reached our target distance or until we get interrupted
            while ( _shouldKeepDashing
                && !_controller.State.TouchingLevelBounds
                && _movement.CurrentState == CharacterStates.MovementStates.Dashing)
            {
                if (Time.time - startDashTime > dashTimeSec)
                {
                    _shouldKeepDashing = false;
                    _controller.SetForce(Vector2.zero);
                }
                else
                {
                    _controller.GravityActive(false);
                    _controller.SetForce(_dashDirection * DashForce);
                }
                yield return null;
            }
            StopDash();
        }

        protected override void UpdateCellBar()
        {
            if (Application.isPlaying)
            {
                if ((GUIManager.Instance != null) && (_character.CharacterType == Character.CharacterTypes.Player))
                { 
                    GUIManager.Instance.UpdateDemageDashBar((EnergyCellLeft + EnergyRestoreTimer/EnergyCellRestoreTime), 0f, EnergyCellAmount);
                }
            }
        }


        public override void InitiateDash()
        {
            base.InitiateDash();
        }

     
        public override void StopDash()
        {
            base.StopDash();

            _character._health.Invulnerable = false;
        }
        public virtual void OnTriggerEnter2D(Collider2D collider)
        {
            Debug.Log("Collide enter");
          //  if (!AbilityAuthorized) return;
            if (_movement.CurrentState == CharacterStates.MovementStates.Dashing) Colliding(collider.gameObject);
        }


        protected virtual void Colliding(GameObject collider)
        {
            Debug.Log("Collide " + collider.layer);
            if (!BounceLayers.MMContains(collider.layer))
            {
                return;
            }
            _raycastDirection = (_character.transform.position - _positionLastFrame);
            Debug.Log("Collide2");

            RaycastHit2D hit = MMDebug.RayCast(_character.transform.position, _dashDirection.normalized, BounceRaycastLength, BounceLayers, MMColors.DarkOrange, true);
            Bounce(hit);
        }


        /// <summary>
        /// Applies a bounce in 2D
        /// </summary>
        /// <param name="hit"></param>
        protected virtual void Bounce(RaycastHit2D hit)
        {
            BounceFeedback?.PlayFeedbacks();
            Debug.Log("Before " + _dashDirection);
            _reflectedDirection = Vector3.Reflect(_raycastDirection, hit.normal);
            float angle = Vector3.Angle(_raycastDirection, _reflectedDirection);
            _dashDirection = _reflectedDirection.normalized;

            Debug.Log("After " + _dashDirection);
            Aim.SetAim(_dashDirection);
            updatePosition();

          //  this.transform.right = _spawnerIsFacingRight ? _reflectedDirection.normalized : -_reflectedDirection.normalized;
        }

    
        protected virtual void updatePosition()
        {
            _positionLastFrame = _character.transform.position;
        }
    }
}