ft/Client/Assets/Scripts/UI/Wheel/AbstractWheelRewardComponent.cs

using asap.core;
using Assets.Scripts.UI.AnimationSimulator;
using Game;
using System;
using System.Collections.Generic;
using System.Threading.Tasks;
using UnityEngine;

namespace UI.Wheel
{
    public abstract class AbstractWheelRewardComponent : MonoBehaviour
    {
        #region Protected Fields
        protected AbstractWheelRewardCell[] wheelRewardCells;
        protected AnimationSimulatorComponent simulator;
        protected Transform rewardContainer;
        
        protected virtual string StartSound => string.Empty;
        protected virtual string LoopedSound => string.Empty;
        protected virtual string EndSound => string.Empty;
        private EventUISound _startUISound;
        private EventUISound _loopedUISound;
        private EventUISound _endUISound;
        #endregion

        #region Serialized Fields
        [SerializeField, Min(0f)]
        protected float delayShowRewardPopup = 0.1f;
        [SerializeField, Min(0f),Tooltip("指针旋转的角度范围（-20，20）")]
        protected float pointerAngle = 20f;
        [SerializeField, Min(0f)]
        protected float wheelAngle = 14f;
        [SerializeField]
        protected float revertAngleTime = 0.01f;
        [SerializeField, Min(0f)]
        protected float cdEffectVelocity = 5f;
        #endregion

        #region Private Fields

        protected const float FULL_CIRCLE = 360f;
        protected float SegmentAngle => FULL_CIRCLE / wheelRewardCells?.Length??1 ;
        protected int MaxSegment => (int)(FULL_CIRCLE / SegmentAngle) -1;

        #endregion

        #region Abstract Methods
        public abstract void SetData(List<IWheelReward> rewards);
        public abstract void ShowUI();
        #endregion

        #region Initialization
        protected virtual void Awake()
        {
            simulator = this.GetComponent<AnimationSimulatorComponent>();
            wheelRewardCells = this.GetComponentsInChildren<AbstractWheelRewardCell>();
            rewardContainer = this.gameObject.FindChildGameObject(nameof(rewardContainer))?.transform;
        }
        protected virtual void InitUI()
        {
        }
        protected virtual void Start()
        {
            InitUI();
        }
        #endregion

        #region Wheel Animation
        public virtual async Task PlayEffect(int rewardIndex, IWheelReward reward, Action endCallback)
        {
            EffectStart();
            Debug.Log($"[Wheel] PlayEffect - rewardIndex: {rewardIndex}, wheelRewardCells.Length: {wheelRewardCells.Length}, SegmentAngle: {SegmentAngle}");
            var param = new AnimationSimulatorComponent.Parameter();
            param.scale = FULL_CIRCLE;
            param.startValue = rewardContainer.eulerAngles.z;
            param.offsetDirection = RandomOffsetDirection(reward);
            param.AccelerationEndCallback = AccelerationEndCallback;
            param.updateCallback = EffectUpdate;
            param.revertTargetEndCallbcak = RevertTargetEndCallbcak;
            param.uniformCompletionStartCallBack = (currentValue) => CalculateTargetAngle(rewardIndex, currentValue);

            await simulator.PlayEffect(param);

            await EffectEnd(reward);
            endCallback?.Invoke();
        }

        protected virtual void AccelerationEndCallback()
        {
            if (string.IsNullOrEmpty(LoopedSound)) 
                return;
            if (_startUISound != null)
                GContext.Publish(new FadeOutEvent(_startUISound.Sound));
            
            _loopedUISound= new EventUISound(LoopedSound);
            GContext.Publish(_loopedUISound);
        }

        private  float CalculateTargetAngle(int rewardIndex, float currentValue)
        {
            int safeIndex = Mathf.Clamp(rewardIndex, 0, wheelRewardCells.Length - 1);
            float cellAngle = SegmentAngle;

            // 归一化到 [0, 360)
            float normalizedCurrent = currentValue % FULL_CIRCLE;
            if (normalizedCurrent < 0) normalizedCurrent += FULL_CIRCLE;

            // 目标格子角度（0-360范围内）
            float targetSlotAngle = safeIndex * cellAngle + cellAngle * 0.5f;

            // 计算当前圈数（考虑负数圈）
            float currentRevolutions = Mathf.Floor((currentValue - normalizedCurrent) / FULL_CIRCLE);

            // 目标角度 = 当前圈数 × 360 + 目标格子角度
            float targetAngle = currentRevolutions * FULL_CIRCLE + targetSlotAngle;

            // 关键：如果targetAngle > currentValue，说明目标在"后面"，需要减去360（多转一圈，继续顺时针）
            // 这样确保targetAngle始终 <= currentValue（在顺时针旋转方向的前方）
            while (targetAngle > currentValue)
            {
                targetAngle -= FULL_CIRCLE;
            }

            float normalizedResult = targetAngle % FULL_CIRCLE;
            if (normalizedResult < 0) normalizedResult += FULL_CIRCLE;
            Debug.Log($"[Wheel] CalculateTargetAngle - rewardIndex: {rewardIndex}, safeIndex: {safeIndex}, cellAngle: {cellAngle}, currentValue: {currentValue}, currentRevolutions: {currentRevolutions}, targetAngle: {targetAngle}, normalizedResult: {normalizedResult}°");

            return targetAngle;
        }

        protected virtual void EffectStart()
        {
            _ = DelayShow();
            if (string.IsNullOrEmpty(StartSound)) 
                return;
            _startUISound = new EventUISound(StartSound);
            GContext.Publish(_startUISound);
        }
        protected virtual async Task DelayShow()
        {
            await Awaiters.Seconds(simulator.GetAccelertationTime() / 3);
        }
        protected virtual void EffectUpdate(float currentVelocity, float currentValue)
        {
            rewardContainer.rotation = Quaternion.Euler(0, 0, currentValue);
        }
        protected virtual async Task EffectEnd(IWheelReward reward)
        {
            Debug.Log($"[BossFight] EffectEnd - rewardContainer.eulerAngles.z: {rewardContainer.eulerAngles.z}, normalized: {((rewardContainer.eulerAngles.z % 360 + 360) % 360)}°");
            await Awaiters.Seconds(delayShowRewardPopup);
        }
        protected virtual void RevertTargetEndCallbcak() 
        {
            
            if (string.IsNullOrEmpty(EndSound)) 
                return;
            if (_loopedUISound!=null)
                GContext.Publish(new FadeOutEvent(_loopedUISound.Sound));
            GContext.Publish(new EventUISound(EndSound));
        }
        private bool RandomOffsetDirection(IWheelReward reward)
        {
            var random = UnityEngine.Random.Range(1, 101);
            return random <= reward.LeftWeight;
        }
        #endregion
    }
}