using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using NeoFPS;
using NeoCC;
using NeoFPS.SinglePlayer;
using NeoFPS.Samples;

namespace SimpleInventorySystem
{
    public class NeoFPSPause : MonoBehaviour
    {
        NeoCharacterController ncc;
        MouseAndGamepadAimController inputAim;
        InputCharacterMotion inputMotion;
        InputInventory inputInventory;
        FpsInventoryQuickSwitch fpsIQS;
        Rigidbody rb;
        bool usingState;
        FpsSoloCharacter fpsSoloCharacter;
        Player_IS player;
        InputFirearm[] inputFirearms;
        NeoFPSAnimationController nfpsAC;
        public InGameMenu pauseMenu;
        bool paused;

        public bool IsPaused()
        {
            return paused;
        }

        // Update is called once per frame
        void Update()
        {
            paused = pauseMenu.IsPaused();

            if (!InventorySystem.instance.IsUsingInventoryMenuUI())
            {
                pauseMenu.gameObject.SetActive(true);
                pauseMenu.enabled = true;
            }
            else
            {
                pauseMenu.gameObject.SetActive(false);
                pauseMenu.enabled = false;
            }

            if (player == null && InventorySystem.instance.player != null)
            {
                player = InventorySystem.instance.player;
                inputMotion = player.GetComponent<InputCharacterMotion>();
                inputAim = player.GetComponent<MouseAndGamepadAimController>();
                ncc = player.GetComponent<NeoCharacterController>();
                inputInventory = player.GetComponent<InputInventory>();
                fpsIQS = player.GetComponent<FpsInventoryQuickSwitch>();
                rb = player.GetComponent<Rigidbody>();
                fpsSoloCharacter = player.GetComponent<FpsSoloCharacter>();
                inputFirearms = player.GetComponentsInChildren<InputFirearm>();
                nfpsAC = player.GetComponent<NeoFPSAnimationController>();
            }
            else if (usingState != InventorySystem.instance.IsUsingInventoryMenuUI())
            {
                switch (InventorySystem.instance.IsUsingInventoryMenuUI())
                {
                    case true:
                        fpsSoloCharacter.motionController.inputMoveDirection = Vector2.zero;
                        rb.velocity = new Vector3(0, rb.velocity.y, 0);
                        //ncc.ResetVelocity(); // TODO: optimize this in case player is falling
                        //ncc.SetVelocity(new Vector3(0, ncc.velocity.y, 0));
                        SetEnabledComponents(false);
                        usingState = true;
                        break;
                    case false:
                        SetEnabledComponents(true);
                        usingState = false;
                        break;
                }
            }
        }

        void SetEnabledComponents(bool value)
        {
            inputMotion.enabled = value;
            inputAim.enabled = value;
            inputInventory.enabled = value;
            fpsIQS.enabled = value;
            ncc.enabled = value;
            fpsSoloCharacter.enabled = value;
            nfpsAC.enabled = value;
            foreach (InputFirearm inputFirearm in inputFirearms)
            {
                inputFirearm.enabled = value;
            }
        }
    }
}