完成问题生成

1 files changed, 31 insertions, 24 deletions

diff --git a/Assets/Scripts/PlayerDrag.cs b/Assets/Scripts/PlayerDrag.cs
index 10300af..8e7a69d 100644
--- a/Assets/Scripts/PlayerDrag.cs
+++ b/Assets/Scripts/PlayerDrag.cs
@@ -1,56 +1,63 @@
+using System;
 using UnityEngine;
 
 /// <summary>
 /// 简化版玩家拖拽脚本（Trigger触发判定，仅保留核心拖拽逻辑）
 /// </summary>
+[RequireComponent(typeof(PlayerControl))]
 public class PlayerDrag : MonoBehaviour
 {
-    // 拖拽核心配置
-    [SerializeField] private KeyCode grabKey = KeyCode.G; // 抓取按键
+    private DragItem _currentDragItem;
 
-    // 临时缓存：当前触发接触的可拖拽物品
-    private DragItem currentDragItem;
-    // 标记是否处于拖拽状态
-    private bool isDragging;
+    private bool _isDragging;
 
-    private void Update()
+    private bool _lastFrameGrabbing;
+
+    private PlayerControl _control;
+
+    private void Awake()
     {
-        // 仅检测G键输入，控制抓取/松开（核心逻辑不变）
-        CheckGrabInput();
+        _control = GetComponent<PlayerControl>();
     }
 
-
-    private void CheckGrabInput()
+    private void Update()
     {
+        var grabbing = _control.grabbing;
+        var keyDown = !_lastFrameGrabbing && grabbing;
+        var keyUp = _lastFrameGrabbing && !grabbing;
+        
         // 按下G键：抓取物品（仅当触发接触且未拖拽时生效）
-        if (Input.GetKeyDown(grabKey) && !isDragging && currentDragItem != null)
+        if (keyDown && !_isDragging && _currentDragItem != null)
         {
-            isDragging = true;
-            currentDragItem.dragger = this.transform; // 给物品赋值拖拽锚点（玩家）
+            _isDragging = true;
+            _currentDragItem.dragger = transform; // 给物品赋值拖拽锚点（玩家）
         }
 
         // 松开G键：放下物品（解除关联）
-        if (Input.GetKeyUp(grabKey) && isDragging)
+        if (keyUp && _isDragging)
         {
-            isDragging = false;
-            if (currentDragItem != null)
+            _isDragging = false;
+            if (_currentDragItem != null)
             {
-                currentDragItem.dragger = null; // 清空物品的拖拽锚点
+                _currentDragItem.dragger = null; // 清空物品的拖拽锚点
             }
-            currentDragItem = null;
+            _currentDragItem = null;
         }
+        
+        // 更新抓取
+        _lastFrameGrabbing = grabbing;
     }
 
     private void OnTriggerStay(Collider other)
     {
         // 如果已在拖拽状态，直接返回，不处理新物品
-        if (isDragging) return;
+        if (_isDragging) return;
 
         // 尝试获取对方的DragItem组件，缓存为当前可抓取物品
         DragItem dragItem = other.GetComponent<DragItem>();
         if (dragItem != null)
         {
-            currentDragItem = dragItem;
+            _currentDragItem = dragItem;
         }
     }
 
@@ -58,13 +65,13 @@ public class PlayerDrag : MonoBehaviour
     private void OnTriggerExit(Collider other)
     {
         // 如果已在拖拽状态，直接返回（避免拖拽中丢失目标）
-        if (isDragging) return;
+        if (_isDragging) return;
 
         // 确认离开的是当前缓存的物品，清空缓存
         DragItem dragItem = other.GetComponent<DragItem>();
-        if (dragItem != null && dragItem == currentDragItem)
+        if (dragItem != null && dragItem == _currentDragItem)
         {
-            currentDragItem = null;
+            _currentDragItem = null;
         }
     }
 }
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