using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using UnityEngine.InputSystem;
//using UnityGameFramework.Runtime;
using UnityStandardAssets.Characters.FirstPerson;

namespace UnityCommon
{
    [DisallowMultipleComponent]
    public sealed class CameraController : MonoBehaviour
    {
        public static CameraController Instance;
        public InputCtrlCamera.CameraCtrlActions inputActions;

        [HideInInspector]
        public CharacterController characterController;
        [HideInInspector]
        public MyFirstPersonController fpsController;
        [HideInInspector]
        public Camera cameraMain;
        public CameraState cameraStateCurrent;
        void Awake()
        {
            Instance = this;
            inputActions = new InputCtrlCamera().CameraCtrl;
            inputActions.Enable();

            characterController = GetComponent<CharacterController>();
            fpsController = GetComponent<MyFirstPersonController>();
            cameraMain = transform.Find("CameraMain").GetComponent<Camera>();
            //cameraMain.transform.SetParent(null);
        }
        public void Enter(CameraState cameraState)
        {
            cameraStateCurrent?.Exit();
            cameraState.preCameraState = cameraStateCurrent;
            cameraStateCurrent = cameraState;
            cameraStateCurrent?.Enter();
        }
        private bool isPointerOverUI { get { return Utility.IsPointerOverUIObject(); } }
        private void LateUpdate()
        {
            var vec2Move = inputActions.Move.ReadValue<Vector2>();
            var axis_updown = inputActions.UpDown.ReadValue<float>();
            if (!isPointerOverUI)
            {
                Vector3 vec3Move = new Vector3(vec2Move.x, vec2Move.y, axis_updown);
                cameraStateCurrent?.OnMove(vec3Move);

                var vec2Rotate = inputActions.Rotate.ReadValue<Vector2>();
                cameraStateCurrent?.OnRotate(vec2Rotate);

                var sv = inputActions.Zoom.ReadValue<float>();
                //var sv = Mouse.current.scroll.ReadValue().y; //Input.GetAxis("Mouse ScrollWheel");
                cameraStateCurrent?.OnZoom(sv * 0.001f);

                var translation = inputActions.Translation.ReadValue<Vector2>();
                cameraStateCurrent?.OnTranlation(translation);

                var addSpeed = inputActions.AddSpeed.ReadValue<float>();
                cameraStateCurrent?.OnAddSpeed(addSpeed);

                var speedScale = inputActions.SpeedScale.ReadValue<float>();
                cameraStateCurrent?.OnChangeSpeedScale(speedScale);
            }
        }

        private void Update()
        {
            cameraStateCurrent?.Update();
        }
    }
}