using System;
using System.Collections.Generic;
using Doozy.Runtime.Reactor.Animators;
using Sirenix.OdinInspector;
using UnityEngine;
using UnityEngine.UI;
using Random = UnityEngine.Random;

// ReSharper disable once CheckNamespace
namespace BlueWaterProject
{
    public class UiManager : Singleton<UiManager>
    {
        [Title("Card")]
        private Transform cardLayoutGroup;
        public UIAnimator CardLayoutGroupAnimator { get; set; }
    
        [Title("TakeAim")]
        private GameObject takeAim;
        private Texture2D cursorTexture;
        private bool isTakeAim;
        
        [Title("Radar")]
        private Transform radar;
        private Transform radarTargets;
        [field: SerializeField] public List<RadarTargetUI> RadarTargetUis { get; private set; } = new (GlobalValue.MAX_CANON_COUNT);
        public RadarNeedle RadarNeedle { get; private set; }
        
        [Title("Enemy Marker")]
        private Image enemyMarker; // 적을 표시할 마커 (Image)
        private Transform enemyTarget; // 타겟 (적)

        [Title("InteractionUI")] 
        private Transform defaultInteraction;
       

        private void Init()
        {
            cardLayoutGroup = transform.Find("CardLayoutGroup");
            CardLayoutGroupAnimator = cardLayoutGroup.GetComponent<UIAnimator>();
            takeAim = transform.Find("Aim").gameObject;
            
            radar = transform.Find("Radar");
            radarTargets = radar.Find("RadarTargets");

            RadarNeedle = radar.Find("RadarNeedle").GetComponent<RadarNeedle>();
            
            enemyMarker = transform.Find("EnemyMarker").GetComponent<Image>();
            enemyMarker.sprite = DataManager.Inst.enemyMarker;
            
            defaultInteraction = transform.Find("DefaultInteraction");
        }
    
        protected override void OnAwake()
        {
            Init();
        }

        private void Start()
        {
            CursorTextureChange();
            AssaultCardInit();

            //RadarTargetInit();
        }

        public void AddCard() //TODO Test button and function, delete later
        {
            Instantiate(DataManager.Inst.assaultCard, cardLayoutGroup);
        }
    
        public void AimOnOff(bool isOn)
        {
            takeAim.SetActive(isOn);
            isTakeAim = isOn;
        }
    
        private void CursorTextureChange()
        {
            cursorTexture = DataManager.Inst.cursorTexture;
            //var hotSpot = new Vector2(cursorTexture.width / 2f, cursorTexture.height / 2f);
            var hotSpot = Vector2.zero;
            Cursor.SetCursor(cursorTexture, hotSpot, CursorMode.Auto);
        }

        public void AssaultCardInit()
        {
            for (int i = 0; i < DataManager.Inst.CardList.Count; i++)
            {
                var obj = Instantiate(DataManager.Inst.assaultCard, cardLayoutGroup);
                var draggableCard = obj.GetComponent<DraggableCard>();
                draggableCard.card = DataManager.Inst.GetCardDictionaryFromKey(DataManager.Inst.CardList[i]);
                draggableCard.CardInit();
            }
        }
        
        public void RadarTargetInit()
        {
            if (RadarTargetUis.Count == 0)
            {
                for (var i = 0; i < GameManager.Inst.shipPlayer.Canons.Count; i++)
                {
                    var obj = Instantiate(DataManager.Inst.radarTargetUi, radarTargets);
                    var radarTargetUi = obj.GetComponent<RadarTargetUI>();
                    radarTargetUi.RadarTargetInit(Random.Range(0f, 360f), Random.Range(0.1f, 0.2f));
                    RadarTargetUis.Add(radarTargetUi);
                    GameManager.Inst.shipPlayer.Canons[i].radarTargetUI = radarTargetUi;
                }
            }
            else
            {
                for (var i = 0; i < RadarTargetUis.Count; i++)
                {
                    RadarTargetUis[i].Reactivate();
                }
            }
        }
        
        public void CheckRadarOverlap()
        {
            var needleRotationZ = RadarNeedle.transform.eulerAngles.z;
    
            for (var i = 0; i < RadarTargetUis.Count; i++)
            {
                var radarTargetUI = RadarTargetUis[i];
                var canon = GameManager.Inst.shipPlayer.Canons[i];
                var startAngle = radarTargetUI.RotationZ - radarTargetUI.Image.fillAmount * 180f;
                var endAngle = radarTargetUI.RotationZ + radarTargetUI.Image.fillAmount * 180f;

                if (!IsOverlap(needleRotationZ, startAngle, endAngle, GlobalValue.RADAR_OVERLAP_TOLERANCE)) continue;
                if (!radarTargetUI.gameObject.activeSelf) continue;
                radarTargetUI.gameObject.SetActive(false);
                canon.Fire();
            }
        }
        
        private bool IsOverlap(float needleRotation, float startAngle, float endAngle, float tolerance = 0)
        {
            var correctedNeedleRotation = needleRotation;
            return correctedNeedleRotation >= (startAngle - tolerance) && correctedNeedleRotation <= (endAngle + tolerance);
        }
        
        public void UpdateEnemyMarker(Transform target)
        {
            enemyTarget = target;

            if (enemyTarget != null && GameManager.Inst.shipPlayer.IsTargeting)
            {
                Vector3 screenPos = GameManager.Inst.CameraController.MainCam.WorldToScreenPoint(enemyTarget.position);

                if (screenPos.z > 0)
                {
                    enemyMarker.gameObject.SetActive(true);
                    enemyMarker.transform.position = new Vector2(screenPos.x, screenPos.y);
                }
                else
                {
                    enemyMarker.gameObject.SetActive(false);
                }
            }
            else
            {
                enemyMarker.gameObject.SetActive(false);
            }
        }
        
        public void RadarUIOnOff(bool isOn)
        {
            radar.gameObject.SetActive(isOn);
        }
        
        public void DefaultInteractionOnOff(bool isOn)
        {
            defaultInteraction.gameObject.SetActive(isOn);
        }
    }
}