feat():大改前的提交，这个版本保存了所有冗余的代码

Assets/Script/Gameplay/Player/PlayerCardsController.cs

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+using System;
+using System.Collections.Generic;
+using System.Numerics;
+using UnityEngine;
+using Quaternion = UnityEngine.Quaternion;
+using Vector3 = UnityEngine.Vector3;
+
+namespace Gameplay.Player
+{
+    public class PlayerCardsController : MonoBehaviour
+    {
+        [SerializeField] private float radius = 2f; // 卡牌围绕玩家旋转的半径
+        [SerializeField] private float rotationSpeed = 50f; // 卡牌旋转
+        [SerializeField] private float highOffset = 1f; // 卡牌高度偏移
+        public bool IsRotating = true; // 是否旋转卡牌
+        [SerializeField] private GameObject cardPrefab; // 卡牌预制体
+
+        public List<CardViewer> Cards;
+        private Transform playerTransform;
+
+        private void Update()
+        {
+            if (Cards != null)
+            {
+                //RotateCards();
+            }
+        }
+
+        // 生成卡牌实体
+        // 生成的卡牌实体围绕着玩家旋转
+        public void GenerateCards(List<Card> cards)
+        {
+            playerTransform = this.transform;
+            Cards = new List<CardViewer>();
+            for (int i = 0; i < cards.Count; i++)
+            {
+                float angle = i * (360f / cards.Count);
+                float rad = angle * Mathf.Deg2Rad;
+                Vector3 cardPosition = new Vector3(
+                    playerTransform.position.x + radius * Mathf.Cos(rad),
+                    playerTransform.position.y + highOffset,
+                    playerTransform.position.z + radius * Mathf.Sin(rad)
+                );
+                
+                GameObject cardObject = Instantiate(cardPrefab, cardPosition, Quaternion.identity);
+                
+                Vector3 playerPosition = new Vector3(
+                    playerTransform.position.x,
+                    playerTransform.position.y + highOffset,
+                    playerTransform.position.z
+                );
+                Cards[i].transform.LookAt(playerPosition);
+                
+                CardViewer cardViewer = cardObject.GetComponent<CardViewer>();
+                cardViewer.SetCard(cards[i]);
+                Cards.Add(cardViewer);
+            }
+        }
+
+        // 旋转已经生成的卡牌实体
+        public void RotateCards()
+        {
+            if (!IsRotating) return;
+            for (int i = 0; i < Cards.Count; i++)
+            {
+                float angle = i * (360f / Cards.Count) + Time.time * rotationSpeed;
+                float rad = angle * Mathf.Deg2Rad;
+                Vector3 cardPosition = new Vector3(
+                    playerTransform.position.x + radius * Mathf.Cos(rad),
+                    playerTransform.position.y + highOffset,
+                    playerTransform.position.z + radius * Mathf.Sin(rad)
+                );
+                Cards[i].transform.position = cardPosition;
+
+                Vector3 playerPosition = new Vector3(
+                    playerTransform.position.x,
+                    playerTransform.position.y + highOffset,
+                    playerTransform.position.z
+                    );
+
+                Cards[i].transform.LookAt(playerPosition);
+                // 卡牌绕着y轴旋转180度，从而让卡牌正面朝向玩家
+                Cards[i].transform.Rotate(0, 180, 0);
+            }
+        }
+        
+        public void StopRotatingCards()
+        {
+            IsRotating = false;
+        }
+        
+        public void StartRotatingCards()
+        {
+            IsRotating = true;
+        }
+
+        // 删除卡牌实体
+        public void DeleteCards(CardViewer card)
+        {
+            Cards.Remove(card);
+            Destroy(card.gameObject);
+        }
+
+        public void ClearCards()
+        {
+            foreach (var card in Cards)
+            {
+                Destroy(card.gameObject);
+            }
+
+            Cards.Clear();
+        }
+    }
+}