using System;
using System.Collections;
using BlueWater.Audios;
using BlueWater.Interfaces;
using BlueWater.Utility;
using UnityEngine;

namespace BlueWater.Players.Combat
{
    public class CombatMovement : MonoBehaviour, IDashable, IPhysicMovable
    {
        // Variables
        #region Variables
        
        // Components
        public Rigidbody Rigidbody { get; private set; }
        private Transform _visualLook;
        private AnimationController _animationController;
        
        // Move
        [field: SerializeField, Range(1f, 10f), Tooltip("이동 속도")]
        public float MoveSpeed { get; private set; } = 7f;
        
        public bool EnableMove { get; private set; } = true;
        
        private bool _isMoving;
        public bool IsMoving
        {
            get => _isMoving;
            set
            {
                _isMoving = value;
                _animationController.SetAnimationParameter("isMoving", _isMoving);
            }
        }

        private Vector3 _inputDirection;
        
        private Vector3 _currentDirection = Vector3.back;
        public Vector3 CurrentDirection
        {
            get => _currentDirection;
            set
            {
                if (value == Vector3.zero) return;
                
                _currentDirection = value;
                _animationController.SetAnimationParameter("xDirection", _currentDirection.x);
                _animationController.SetAnimationParameter("zDirection", _currentDirection.z);
            }
        }
        
        private float _finalSpeed;
        private float _moveSpeedCoefficient = 1f;
        
        // Dash
        [field: SerializeField, Range(1f, 50f), Tooltip("대쉬 속도")]
        public float DashSpeed { get; private set; } = 20f;
            
        [field: SerializeField, Range(0.1f, 1f), Tooltip("대쉬 시간")]
        public float DashTime { get; private set; } = 0.2f;
            
        [field: SerializeField, Range(0f, 5f), Tooltip("대쉬 쿨타임")]
        public float DashCooldown { get; private set; } = 0.5f;
        
        public bool EnableDash { get; private set; } = true;

        private bool _isDashing;
        public bool IsDashing
        {
            get => _isDashing;
            private set
            {
                _isDashing = value;
                _animationController.SetAnimationParameter("isDashing", _isDashing);
            }
        }
        
        public bool IsDashCoolDownActive { get; private set; }
        
        private Coroutine _dashCoroutine;
        
        // Events
        public event Action OnStartDash;
        public event Action OnEndDash;
        
        #endregion

        // Unity events
        #region Unity events
        
        private void Update()
        {
            FlipVisualLook();
        }

        private void FixedUpdate()
        {
            if (!CanMove()) return;

            ApplyMovement();
        }
        
        #endregion

        // Initialize Methods
        #region Initialize Methods
        
        public void InitializeComponents(Rigidbody rigidbody, Transform visualLook, AnimationController animationController)
        {
            Rigidbody = rigidbody;
            _visualLook = visualLook;
            _animationController = animationController;
        }
        
        #endregion

        // Methods
        #region Methods
        
        // Event methods
        public void HandleInputMovement(Vector2 movementInput)
        {
            _inputDirection = new Vector3(movementInput.x, 0, movementInput.y).normalized;
        }

        public void HandleAttackInDash()
        {
            if (IsDashing)
            {
                EndDash(DashCooldown);
            }
        }

        public void HandleMoveSpeedCoefficient(float value) => _moveSpeedCoefficient = value;
        public void HandleResetMoveSpeedCoefficient() => _moveSpeedCoefficient = 1f;
        
        public void HandleEnableMove() => EnableMove = true;
        public void HandleDisableMove() => EnableMove = false;
        public void HandleEnableDash() => EnableDash = true;
        public void HandleDisableDash() => EnableDash = false;

        public void HandleEnableMoveAndDash()
        {
            EnableMove = true;
            EnableDash = true;
        }
        
        public void HandleDisableMoveAndDash()
        {
            EnableMove = false;
            EnableDash = false;
        }
        
        // Methods
        private void FlipVisualLook()
        {
            var localScale = _visualLook.localScale;
            localScale.x = CurrentDirection.x switch
            {
                > 0.01f => Mathf.Abs(localScale.x),
                < -0.01f => -Mathf.Abs(localScale.x),
                _ => localScale.x
            };
            _visualLook.localScale = localScale;
        }
        
        // Move
        public bool CanMove()
        {
            return EnableMove && !IsDashing;
        }

        public void AddForce(Vector3 force, ForceMode forceMode)
        {
            if (_isDashing) return;
            
            Rigidbody.AddForce(force, forceMode);
        }

        private void ApplyMovement()
        {
            CurrentDirection = _inputDirection;
            IsMoving = _inputDirection != Vector3.zero;
            // var finalVelocity = _inputDirection * (MoveSpeed * _moveSpeedCoefficient);
            // Rigidbody.linearVelocity = finalVelocity;
            
            var finalVelocity = _inputDirection * (MoveSpeed * _moveSpeedCoefficient * Time.deltaTime);
            Rigidbody.MovePosition(transform.position + finalVelocity);
        }
        
        // Dash
        public bool CanDash()
        {
            return EnableMove && EnableDash && !IsDashing && !IsDashCoolDownActive;
        }
        
        public void HandleDash()
        {
            if (!CanDash()) return;

            Utils.StartUniqueCoroutine(this, ref _dashCoroutine, DashCoroutine());
        }

        private IEnumerator DashCoroutine()
        {
            OnStartDash?.Invoke();
            IsDashing = true;
            IsDashCoolDownActive = true;
            
            var dashDirection = CurrentDirection;
            var animationStarted = false;
            yield return StartCoroutine(_animationController.WaitForAnimationToRun("DashState",
                success => animationStarted = success));

            if (!animationStarted)
            {
                EndDash(0);
                yield break;
            }

            _animationController.SetCurrentAnimationSpeed(DashTime);
            AudioManager.Instance.PlaySfx("CombatPlayerDash");

            while (_animationController.IsComparingCurrentAnimation("DashState") &&
                   _animationController.GetCurrentAnimationNormalizedTime() < 1f)
            {
                //var finalVelocity = rb.position + dashDirection * (dashSpeed * Time.fixedDeltaTime);
                //rb.MovePosition(finalVelocity);
                
                var finalVelocity = dashDirection * DashSpeed;
                Rigidbody.linearVelocity = finalVelocity;
                yield return new WaitForFixedUpdate();
            }
            
            EndDash(DashCooldown);
        }

        public void EndDash(float dashCooldown)
        {
            Utils.EndUniqueCoroutine(this, ref _dashCoroutine);
            Rigidbody.linearVelocity = Vector3.zero;
            _animationController.ResetAnimationSpeed();
            OnEndDash?.Invoke();
            IsDashing = false;
            
            StartCoroutine(Utils.CoolDownCoroutine(dashCooldown, () => IsDashCoolDownActive = false));
        }
        
        #endregion
    }
}