using System;
using ECM2;
using UnityEngine;

namespace NBF
{
    public class PlayerCharacter : Character
    {
        [Tooltip("The first person camera parent.")]
        public GameObject cameraParent;

        private float _cameraPitch;
        private FPlayer _player;
        [HideInInspector] public int nextShowSlotIndex = -1;


        [Space(15.0f)] public bool invertLook = true;
        [Tooltip("Look sensitivity")] public Vector2 sensitivity = new Vector2(0.05f, 0.05f);

        [Space(15.0f)] [Tooltip("How far in degrees can you move the camera down.")]
        public float minPitch = -80.0f;

        [Tooltip("How far in degrees can you move the camera up.")]
        public float maxPitch = 80.0f;

        protected override void Start()
        {
            base.Start();
            camera = BaseCamera.Main;

            _player = GetComponent<FPlayer>();

            transform.position = _player.Data.position;
            transform.rotation = _player.Data.rotation;

            App.Inst.SetMouseCurrsor(false);

            InputManager.OnQuickIndexAction += OnQuickIndexAction;
            InputManager.OnUseTorchAction += OnUseTorchAction;
            InputManager.OnUseTelescopeAction += OnUseTelescopeAction;
        }

        private void Update()
        {
            // Move

            Vector2 movementInput = InputManager.GetMovementInput();

            Vector3 movementDirection = Vector3.zero;

            movementDirection += Vector3.forward * movementInput.y;
            movementDirection += Vector3.right * movementInput.x;

            movementDirection =
                movementDirection.relativeTo(cameraTransform, GetUpVector());

            SetMovementDirection(movementDirection);

            // Look

            Vector2 lookInput = InputManager.GetLookInput() * sensitivity;

            AddControlYawInput(lookInput.x);
            AddControlPitchInput(invertLook ? -lookInput.y : lookInput.y, minPitch, maxPitch);


            if (_player.CanChangeGear())
            {
                if (nextShowSlotIndex > 0)
                {
                    Debug.LogError("切换钓组=========");
                    var data = Fishing.Inst.Datasource;
                    data.SetSelfTestGear(nextShowSlotIndex);
                    nextShowSlotIndex = -1;
                }
            }
        }

        private void OnDestroy()
        {
            InputManager.OnQuickIndexAction -= OnQuickIndexAction;
            InputManager.OnUseTorchAction -= OnUseTorchAction;
            InputManager.OnUseTelescopeAction -= OnUseTelescopeAction;
        }

        private void OnQuickIndexAction(int index)
        {
            nextShowSlotIndex = index;
        }

        private void OnUseTorchAction(bool ret)
        {
            if (!ret)
            {
                _player.Data.openLight = !_player.Data.openLight;
            }
        }

        private void OnUseTelescopeAction(bool ret)
        {
            if (!ret)
            {
                _player.Data.openTelescope = !_player.Data.openTelescope;
                _player.ToggleTelescope();
            }
        }

        /// <summary>
        /// Add input (affecting Yaw).
        /// This is applied to the Character's rotation.
        /// </summary>
        public virtual void AddControlYawInput(float value)
        {
            if (value != 0.0f)
                AddYawInput(value);
        }

        /// <summary>
        /// Add input (affecting Pitch).
        /// This is applied to the cameraParent's local rotation.
        /// </summary>
        public virtual void AddControlPitchInput(float value, float minPitch = -80.0f, float maxPitch = 80.0f)
        {
            if (value != 0.0f)
                _cameraPitch = MathLib.ClampAngle(_cameraPitch + value, minPitch, maxPitch);
        }

        /// <summary>
        /// Update cameraParent local rotation applying current _cameraPitch value.
        /// </summary>
        protected virtual void UpdateCameraParentRotation()
        {
            cameraParent.transform.localRotation = Quaternion.Euler(_cameraPitch, 0.0f, 0.0f);
        }

        /// <summary>
        /// If overriden, base method MUST be called.
        /// </summary>
        protected virtual void LateUpdate()
        {
            UpdateCameraParentRotation();
        }

        /// <summary>
        /// If overriden, base method MUST be called.
        /// </summary>
        protected override void Reset()
        {
            // Call base method implementation

            base.Reset();

            // Disable character's rotation,
            // it is handled by the AddControlYawInput method 

            SetRotationMode(RotationMode.None);
        }
    }
}