using System.IO;
using UnityEngine;

public class PlayerController : MonoBehaviour
{
    private CharacterController controller;
    private InputSystem_Actions isa;
    public GameObject cameraC;
    public float speed;
    private Vector3 moveDir = Vector3.zero;
    private float gravity = 20.0f;
    private float jumpPower = 15.0f;
    private float verticalVelocity;

    void Start()
    {
        isa = new InputSystem_Actions();
        isa.Enable();
        controller = GetComponent<CharacterController>();
    }

    void Update()
    {
        if (!controller.enabled)
        {
            return;
        }

        // 接地判定（空中ジャンプは禁止）
        if (controller.isGrounded)
        {
            verticalVelocity = -0.5f;

            // ジャンプ
            if (isa.Player.Jump.triggered)
            {
                verticalVelocity = jumpPower;
            }
        }
        else
        {
            verticalVelocity -= gravity * Time.deltaTime;
        }

        // 前後・左右の移動
        Vector2 movement2 = isa.Player.Move.ReadValue<Vector2>();
        Vector3 movement3 = new Vector3(movement2.x, 0, movement2.y);

        Vector3 desiredMove = cameraC.transform.forward * movement3.z + cameraC.transform.right * movement3.x;
        moveDir.x = desiredMove.x * 3f;
        moveDir.z = desiredMove.z * 3f;
        moveDir.y -= gravity * Time.deltaTime;

        // 最終的な移動ベクトル
        Vector3 finalMove = moveDir * speed;
        finalMove.y = verticalVelocity;

        controller.Move(finalMove * Time.deltaTime);
    }
}