using ShotSimulator.Screen;
using ShotSimulator.Target;
using ShotSimulator.Tool;
using ShotSimulator.Train.Info;
using System;
using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using Random = UnityEngine.Random;

namespace ShotSimulator.Train
{
    public class MotionTargetShotTrainHandle : BaseTrainHandle
    {
        private SphereShotTarget curTarget;

        private MotionTargetShotTrainDifficultyData m_DifficultyData;
        private MotionTargetShotTrainScoreData m_ScoreData;

        private List<Vector2> m_CurBrokenLineOffset;

        private List<Vector2> m_StandardBrokenLineOffset = new List<Vector2>()
        {
            new Vector2(0.35f,0.25f),
            new Vector2(0.4f,0.75f),
            new Vector2(0.45f,0.25f),
            new Vector2(0.5f,0.75f),
            new Vector2(0.55f,0.25f),
            new Vector2(0.6f,0.75f),
            new Vector2(0.65f,0.25f)
        };
        private List<Vector2> m_AdvanceBrokenLineOffset = new List<Vector2>()
        {
            new Vector2(0.25f,0.25f),
            new Vector2(0.3f,0.75f),
            new Vector2(0.35f,0.25f),
            new Vector2(0.4f,0.75f),
            new Vector2(0.45f,0.25f),
            new Vector2(0.5f,0.75f),
            new Vector2(0.55f,0.25f),
            new Vector2(0.6f,0.75f),
            new Vector2(0.65f,0.25f),
            new Vector2(0.7f,0.75f),
            new Vector2(0.75f,0.25f)
        };
        private List<Vector2> m_ProfessionalBrokenLineOffset = new List<Vector2>()
        {
            new Vector2(0.3f,0.75f),
            new Vector2(0.35f,0.25f),
            new Vector2(0.4f,0.75f),
            new Vector2(0.45f,0.25f),
            new Vector2(0.5f,0.75f),
            new Vector2(0.55f,0.25f),
            new Vector2(0.6f,0.75f),
            new Vector2(0.65f,0.25f),
            new Vector2(0.7f,0.75f)
        };
        private int roundIndex;

        private double m_TotalHitNum;
        private double TotalHitNum
        {
            get { return m_TotalHitNum; }
            set
            {
                m_TotalHitNum = value;
                UpdatePrecision();
            }
        }
        private double m_MissHitNum;
        private double MissHitNum
        {
            get { return m_MissHitNum; }
            set
            {
                m_MissHitNum = value;
                UpdatePrecision();
            }
        }

        private double totalKillNums;
        private double totalTargetNums;

        public MotionTargetShotTrainHandle(BaseTrainCallBack callBack, BaseTrainInfo info, DifficultyType difficultyType) : base(callBack, info, difficultyType)
        {
            SetShotTargetInteractiveEvent(ShotTargetInteractiveType.OnClick, OnClickTargetEvent);

            m_DifficultyData = info.GetDifficultyData<MotionTargetShotTrainDifficultyData>(m_DifficultyType);
            m_ScoreData = info.GetScoreData<MotionTargetShotTrainScoreData>(m_DifficultyType);
        }

        private void GenerateShotTargets()
        {
            roundIndex++;
            int round = roundIndex % 2;

            GameObject obj = GameObject.Instantiate<GameObject>(Resources.Load<GameObject>("Prefabs/SphereTarget"));
            curTarget = obj.GetComponent<SphereShotTarget>();
            curTarget.onClickCanChangeColor = false;
            curTarget.onHoveringCanChangeColor = false;
            curTarget.defaultColor = ScreenEffectManager.GetInstance().GetTargetColor();
            curTarget.onHoveringColor = Color.red;

            MotionType motionType = MotionType.None;
            List<Vector3> motionPos = new List<Vector3>();
            Vector3 origin = new Vector3();
            if (round == 1)
            {
                motionType = MotionType.None;
                origin = new Vector3(0, 0, m_DifficultyData.targetDistance);
            }
            else
            {
                motionType = MotionType.PingPong;
                //switch (m_DifficultyType)
                //{
                //    case DifficultyType.Standard:
                //        m_CurBrokenLineOffset = m_StandardBrokenLineOffset;
                //        break;
                //    case DifficultyType.Advance:
                //        m_CurBrokenLineOffset = m_AdvanceBrokenLineOffset;
                //        break;
                //    case DifficultyType.Professional:
                //        m_CurBrokenLineOffset = m_ProfessionalBrokenLineOffset;
                //        break;
                //}
                //for (int i = 0; i < m_CurBrokenLineOffset.Count; i++)
                //{
                //    motionPos.Add(RandomPosition(i));
                //}
                for (int i = 0; i < 20; i++)
                {
                    motionPos.Add(RandomPosition());
                }
                curTarget.curTargetPosIndex = Random.Range(0, motionPos.Count);
                origin = motionPos[curTarget.curTargetPosIndex];
            }
            curTarget.Init(1, ReduceHealthTriggerType.OnClick, false, ReduceHealthType.Per, motionType, origin, motionPos, m_DifficultyData.speed);
            curTarget.IsRunning = true;

            totalTargetNums++;

            StartBestHitTimer();
        }
        private Vector3 RandomPosition(int index)
        {
            Vector2 widthLimt = Vector2.zero;
            Vector2 heightLimt = Vector2.zero;
            switch (m_DifficultyType)
            {
                case DifficultyType.Standard:
                    widthLimt = new Vector2(-4, 4);
                    heightLimt = new Vector2(-1.5f, 1.5f);
                    break;
                case DifficultyType.Advance:
                    widthLimt = new Vector2(-8, 8);
                    heightLimt = new Vector2(-1.5f, 3.5f);
                    break;
                case DifficultyType.Professional:
                    widthLimt = new Vector2(-8, 8);
                    heightLimt = new Vector2(-1.5f, 5f);
                    break;
            }
            return ExtraTool.GetScreenOffsetPosition(m_CurBrokenLineOffset[index], m_DifficultyData.targetDistance, widthLimt, heightLimt);
        }
        private void ResetTarget()
        {
            if (curTarget != null)
            {
                curTarget.IsRunning = false;
                GameObject.Destroy(curTarget.gameObject);
                curTarget = null;
            }
        }

        private void DestroyShootTarget(SphereShotTarget target)
        {
            if (target != null)
            {
                target.IsRunning = false;
                GameObject.Destroy(target.gameObject);
            }
        }
        private Vector3 RandomPosition()
        {
            Vector2 widthLimt = Vector2.zero;
            Vector2 heightLimt = Vector2.zero;
            switch (m_DifficultyType)
            {
                case DifficultyType.Standard:
                    widthLimt = new Vector2(-4, 4);
                    heightLimt = new Vector2(-1.5f, 1.5f);
                    break;
                case DifficultyType.Advance:
                    widthLimt = new Vector2(-8, 8);
                    heightLimt = new Vector2(-1.5f, 3.5f);
                    break;
                case DifficultyType.Professional:
                    widthLimt = new Vector2(-8, 8);
                    heightLimt = new Vector2(-1.5f, 5f);
                    break;
            }
            Vector3 min = ExtraTool.GetScreenOffsetPosition(ExtraTool.Sphere_Diameter1_ScreenLeftBottomOffset, m_DifficultyData.targetDistance, widthLimt, heightLimt);
            Vector3 max = ExtraTool.GetScreenOffsetPosition(ExtraTool.Sphere_Diameter1_ScreenRightTopOffset, m_DifficultyData.targetDistance, widthLimt, heightLimt);

            return ExtraTool.RandomPosition(min, max);
        }
        #region TrainResult
        private void UpdatePrecision()
        {
            double totalShot = TotalHitNum + MissHitNum;
            double precision = 0;
            if (totalShot != 0)
            {
                precision = Math.Round(TotalHitNum / totalShot, 2);
            }
            SetResultMetricsDataValue(MetricsType.Precision, precision);
        }
        #endregion

        #region Train
        protected override void ResetTrain()
        {
            ResetTarget();

            roundIndex = 0;

            m_TotalHitNum = 0;
            m_MissHitNum = 0;
            totalKillNums = 0;
            totalTargetNums = 0;
        }

        public override void StartTrain()
        {
            base.StartTrain();
            GenerateShotTargets();
        }

        public override void PauseTrain()
        {
            base.PauseTrain();

            curTarget.IsRunning = false;
        }

        public override void ContinueTrain()
        {
            base.ContinueTrain();

            curTarget.IsRunning = true;
        }

        public override void CalculateTrainResult()
        {
            SetResultMetricsDataValue(MetricsType.Kill_Sec, Math.Round(totalKillNums / TrainInfo.duration, 2));
            SetResultMetricsDataValue(MetricsType.KillTotal, totalKillNums);
            SetResultMetricsDataValue(MetricsType.TimeToKill, Math.Round(TrainInfo.duration / totalKillNums, 2));
            SetResultMetricsDataValue(MetricsType.Target, totalTargetNums);
        }
        #endregion

        #region ShotTarget
        private void OnClickTargetEvent(BaseShotTarget target)
        {
            if (target != null)
            {
                SphereShotTarget t = target as SphereShotTarget;
                if (t.CurHealth <= 0)
                {
                    totalKillNums++;
                    DestroyShootTarget(t);
                    GenerateShotTargets();
                }
                int baseS = 0;
                switch(roundIndex % 2)
                {
                    case 0:
                        baseS = m_ScoreData.staticBaseScore;
                        break;
                    case 1:
                        baseS = m_ScoreData.motionBaseScore;
                        break;
                }
                int comboS = Mathf.CeilToInt(baseS * comboNums * m_ScoreData.comboMul);
                int bestS = m_IsBestHit ? Mathf.CeilToInt(baseS * m_ScoreData.bestHitMul) : 0;
                IncreaseScore(baseS + comboS + bestS);

                TotalHitNum++;
                comboNums++;
            }
            else
            {
                MissHitNum++;

                comboNums = 0;
                int baseS = 0;
                switch (roundIndex % 2)
                {
                    case 0:
                        baseS = m_ScoreData.staticBaseScore;
                        break;
                    case 1:
                        baseS = m_ScoreData.motionBaseScore;
                        break;
                }
                int missPunitiveS = Mathf.CeilToInt(baseS * m_ScoreData.missPunitiveMul);
                IncreaseScore(missPunitiveS * -1);
            }
        }
        #endregion
    }
}