first commit

Assets/_Scripts/Gameplay/SimplePlayerController.cs

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+using UnityEngine;
+
+[RequireComponent(typeof(CharacterController))]
+public class SimplePlayerController : MonoBehaviour
+{
+    public PlayerStats playerStats;
+    public CharacterController characterController;
+    public Transform cameraTransform;
+
+    [Header("Movement")]
+    public float gravity = -25f;
+    public float rotationSpeed = 12f;
+
+    [Header("Camera")]
+    public Vector3 cameraOffset = new Vector3(0f, 9f, -8f);
+    public float cameraYaw = 45f;
+    public float cameraSmooth = 12f;
+
+    private float verticalVelocity;
+
+    private void Awake()
+    {
+        if (characterController == null)
+        {
+            characterController = GetComponent<CharacterController>();
+        }
+
+        if (playerStats == null)
+        {
+            playerStats = GetComponent<PlayerStats>();
+        }
+
+        if (cameraTransform == null && Camera.main != null)
+        {
+            cameraTransform = Camera.main.transform;
+        }
+    }
+
+    private void Update()
+    {
+        if (Input.GetMouseButton(1))
+        {
+            cameraYaw += Input.GetAxis("Mouse X") * 120f * Time.deltaTime;
+        }
+
+        Vector3 input = new Vector3(Input.GetAxisRaw("Horizontal"), 0f, Input.GetAxisRaw("Vertical"));
+        input = Vector3.ClampMagnitude(input, 1f);
+
+        Quaternion yawRotation = Quaternion.Euler(0f, cameraYaw, 0f);
+        Vector3 moveDirection = yawRotation * input;
+
+        if (characterController.isGrounded && verticalVelocity < 0f)
+        {
+            verticalVelocity = -1f;
+        }
+
+        verticalVelocity += gravity * Time.deltaTime;
+
+        float speed = playerStats != null ? playerStats.MoveSpeed : 5f;
+        Vector3 velocity = moveDirection * speed;
+        velocity.y = verticalVelocity;
+        characterController.Move(velocity * Time.deltaTime);
+
+        if (moveDirection.sqrMagnitude > 0.001f)
+        {
+            Quaternion targetRotation = Quaternion.LookRotation(moveDirection, Vector3.up);
+            transform.rotation = Quaternion.Slerp(transform.rotation, targetRotation, rotationSpeed * Time.deltaTime);
+        }
+    }
+
+    private void LateUpdate()
+    {
+        if (cameraTransform == null)
+        {
+            return;
+        }
+
+        Quaternion yawRotation = Quaternion.Euler(0f, cameraYaw, 0f);
+        Vector3 desiredPosition = transform.position + yawRotation * cameraOffset;
+        cameraTransform.position = Vector3.Lerp(cameraTransform.position, desiredPosition, cameraSmooth * Time.deltaTime);
+        cameraTransform.LookAt(transform.position + Vector3.up * 1.3f);
+    }
+}