1 files changed, 102 insertions, 0 deletions
diff --git a/Assets/Scripts/GamePlay/Player/ChairMovement.cs b/Assets/Scripts/GamePlay/Player/ChairMovement.cs
new file mode 100644
index 0000000..f254c97
--- /dev/null
+++ b/Assets/Scripts/GamePlay/Player/ChairMovement.cs
@@ -0,0 +1,102 @@
+using System;
+using UnityEngine;
+using UnityEngine.InputSystem;
+
+namespace GamePlay.Player
+{
+    [RequireComponent(typeof(PlayerInput))]
+    [RequireComponent(typeof(Rigidbody))]
+    public class ChairMovement : MonoBehaviour
+    {
+        private PlayerInput _playerInput;
+        private Rigidbody _rigidbody;
+
+        private float _inputHorizontal;
+        private float _inputVertical;
+        
+        public float maxMotorTorque = 400f;
+        public float maxSteerAngle = 90f;
+        public float brakeTorque = 1000f;
+        
+        public WheelCollider frontLeftWheel;
+        public WheelCollider frontRightWheel;
+        public WheelCollider rearLeftWheel;
+        public WheelCollider rearRightWheel;
+
+        private void Awake()
+        {
+            _playerInput = GetComponent<PlayerInput>();
+            _rigidbody = GetComponent<Rigidbody>();
+
+            _playerInput.onActionTriggered += OnActionTriggered;
+        }
+
+        private void OnActionTriggered(InputAction.CallbackContext ctx)
+        {
+            if (ctx.action.name == "Move")
+            {
+                var moveInput = ctx.ReadValue<Vector2>();
+                _inputHorizontal = moveInput.x;
+                _inputVertical = moveInput.y;
+            }
+        }
+
+        private void FixedUpdate()
+        {
+            ApplySteering();
+            ApplyMotor();
+            ApplyBrakes();
+        }
+
+        private void ApplySteering()
+        {
+            float steer = maxSteerAngle * _inputHorizontal;
+            frontLeftWheel.steerAngle = steer;
+            frontRightWheel.steerAngle = steer;
+        }
+
+        private void ApplyMotor()
+        {
+            if (_inputVertical > 0)
+            {
+                float motor = maxMotorTorque * _inputVertical;
+                OperateWheel(w => w.motorTorque = motor);
+
+                // 释放刹车（因为在前进）
+                OperateWheel(w => w.brakeTorque = 0);
+            }
+        }
+
+        private void ApplyBrakes()
+        {
+            if (_inputVertical < 0)
+            {
+                if (_rigidbody.linearVelocity.z > 0.1f)
+                {
+                    float brake = brakeTorque * Mathf.Abs(_inputVertical);
+                    OperateWheel(w => w.brakeTorque = brake);
+                    OperateWheel(w => w.motorTorque = 0);
+                }
+                else
+                {
+                    OperateWheel(w => w.brakeTorque = 0);
+                    OperateWheel(w => w.motorTorque = maxMotorTorque * _inputVertical);
+                }
+            }
+            else if (Mathf.Abs(_inputVertical) < 0.1f)
+            {
+                float parkingBrake = 10f;
+                OperateWheel(w => w.brakeTorque = parkingBrake);
+                OperateWheel(w => w.motorTorque = 0);
+            }
+        }
+
+        private void OperateWheel(Action<WheelCollider> o)
+        {
+            o(frontLeftWheel);
+            o(frontRightWheel);
+            o(frontLeftWheel);
+            o(frontRightWheel);
+        }
+    }
+}