using System;
using System.Collections.Generic;
using Blobcreate.ProjectileToolkit;
using Sirenix.OdinInspector;
using UnityEngine;
using UnityEngine.InputSystem;

// ReSharper disable once CheckNamespace
namespace BlueWaterProject
{
    [RequireComponent(typeof(Rigidbody))]
    [RequireComponent(typeof(PlayerInput))]
    public class Player : MonoBehaviour
    {
        [Title("Component")]
        private Rigidbody rb;
        private Vector2 movementInput;
        
        [Title("쉽의 기본 설정")]
        [Tooltip("최대 스피드")]
        public float maxSpeed = 10f;
        [Tooltip("가속 수치")]
        public float acceleration = 2f;
        [Tooltip("감속 수치")]
        public float deceleration = 2f;
        [Tooltip("회전 속도")]
        public float turnSpeed = 10f;
        
        [Title("캐릭터의 기본 설정")]
        private GameObject character;
        [Tooltip("캐릭터의 이동 속도")]
        public float characterSpeed = 10f;
        
        [Title("레이더")]
        public Collider[] radar = new Collider[10];
        public Transform[] inCameraRadar = new Transform[10];
        public Transform target;
        // 클래스 레벨 변수
        private List<Transform> visibleObjects;
        
        [Title("캐논")]
        public Rigidbody projectilePrefab;
        public Transform launchPoint;
        public float timeOfFlight;
        public Transform predictedPos;
        public List<Canon> Canons { get; } = new (GlobalValue.MAX_CANON_COUNT);
        
        public bool IsAssaultMode { get; set; }
        public bool IsInShipMode { get; set; }
        public bool IsDredgeMode { get; set; }
        public bool IsTakeAim { get; set; }

        private void Init()
        {
            character = transform.Find("Character").gameObject;
            rb = GetComponent<Rigidbody>();
            GetComponentsInChildren(Canons);
            visibleObjects = new List<Transform>();
        }

        #region Unity Function

        private void Awake()
        {
            Init();
        }

        private void FixedUpdate()
        {
            HandleMovement();
        }

        private void Update()
        {
            FindInRadarRange();
            FilterInCameraObjects();
            FindTarget();
            LookAtTarget();
        }

        #endregion
        
        #region Movement
        
        public void OnMove(InputValue value) // WASD
        {
            movementInput = value.Get<Vector2>();
        }
        
        private void MoveShipPlayer()
        {
            var desiredVelocity = transform.forward * (movementInput.y * maxSpeed);
            var speedChange = (movementInput.y != 0 ? acceleration : deceleration) * Time.fixedDeltaTime;
            rb.velocity = Vector3.MoveTowards(rb.velocity, desiredVelocity, speedChange);
        }

        private void RotatePlayer()
        {
            var turn = movementInput.x;
            var turnRotation = Quaternion.Euler(0f, turn * turnSpeed, 0f);
            rb.MoveRotation(rb.rotation * turnRotation);
        }

        private void MoveCharacterPlayer()
        {
            Vector3 movement = character.transform.rotation * new Vector3(-movementInput.y, 0, movementInput.x) * (characterSpeed * Time.deltaTime);

            character.transform.position += movement;
        }
        
        private void HandleMovement()
        {
            if (IsInShipMode)
            {
                MoveCharacterPlayer();
            }
            else
            {
                MoveShipPlayer();
                RotatePlayer();
            }
        }
        
        #endregion
        
        #region AssaultMode/DreadgeMode Switch

        private void OnAssaultMode(InputValue value) // V
        {
            SwitchAssaultMode(!IsAssaultMode);
        }
        
        private void SwitchAssaultMode(bool isOn)
        {
            if (isOn)
            {
                SwitchTakeAim(false);
                SwitchInShipMode(false);
                GameManager.Inst.CameraController.CamAssaultMode();
                UiManager.Inst.CardLayoutGroupAnimator.Play();
                IsAssaultMode = true;
            }
            else if (IsAssaultMode)
            {
                GameManager.Inst.CameraController.CamDredgeMode();
                UiManager.Inst.CardLayoutGroupAnimator.Reverse();
                IsAssaultMode = false;
            }
        }

        #endregion

        #region Interaction Key

        private void OnInteractionE(InputValue value) //E
        {
            UiManager.Inst.CheckRadarOverlap();
        }

        private void OnInteraction(InputValue value) //F
        {
            
        }
        
        private void OnInteractionHold(InputValue value) //F Hold
        {
            SwitchInShipMode(!IsInShipMode);
            
        }

        private void SwitchInShipMode(bool isOn)
        {
            if (isOn)
            {
                SwitchTakeAim(false);
                SwitchAssaultMode(false);
                GameManager.Inst.CameraController.CamInShipMode();
                IsInShipMode = true;
            }
            else if (IsInShipMode)
            {
                GameManager.Inst.CameraController.CamDredgeMode();
                IsInShipMode = false;
            }
        }

        #endregion
        
        private void OnZkey(InputValue value)
        {
            UiManager.Inst.AddCard();
        }

        #region TakeAim

        private void OnTakeAim(InputValue value) // Space
        {
            SwitchTakeAim(!IsTakeAim);
        }
        
        private void SwitchTakeAim(bool isOn)
        {
            if (isOn)
            {
                SwitchAssaultMode(false);
                SwitchInShipMode(false);
                GameManager.Inst.CameraController.CamTakeAim(true);
                Cursor.visible = false;
                Cursor.lockState = CursorLockMode.Locked;
                IsTakeAim = true;
            }
            else if (IsTakeAim)
            {
                GameManager.Inst.CameraController.CamTakeAim(false);
                Cursor.visible = true;
                Cursor.lockState = CursorLockMode.Confined;
                IsTakeAim = false;
            }
            UiManager.Inst.AimOnOff(isOn);
        }

        #endregion

        #region CanonAndRader

        private void FindInRadarRange()
        {
            Physics.OverlapSphereNonAlloc(transform.position, GlobalValue.RADAR_RANGE, radar, LayerMask.GetMask(GlobalValue.ENEMY_LAYER));
        }

        private void FilterInCameraObjects()
        {
            visibleObjects.Clear();
            foreach (var col in radar)
            {
                if (col == null) continue;
                var screenPoint = Camera.main.WorldToViewportPoint(col.transform.position);
                if (screenPoint.z > 0 && screenPoint.x >= 0 && screenPoint.x <= 1 && screenPoint.y >= 0 && screenPoint.y <= 1)
                {
                    visibleObjects.Add(col.transform);
                }
            }
            visibleObjects.Sort((a, b) => Vector3.Distance(transform.position, a.position).CompareTo(Vector3.Distance(transform.position, b.position)));
        }

        private void FindTarget()
        {
            foreach (var trans in visibleObjects)
            {
                if (trans.Find("TestTarget") == null) continue;
                target = trans.Find("TestTarget").transform;
                break;
            }
        }

        private void LookAtTarget()
        {
            if (target == null) return;
            foreach (var canon in Canons)
            {
                canon.predictedPos = target;
                canon.LookAtTarget();
            }
        }

        #endregion
    }
}