using Godot;

public partial class CameraSystem : SpringArm3D
{
  [Export]
  private float _sensitivityHorizontal = 0.05f;
  [Export]
  private float _sensitivityVertical = 0.05f;
  [Export]
  private float _joystickDeadZone = 0.5f;

  private Node3D _pivot;
  private CharacterBody3D _characterBody;

  public override void _Ready()
  {
    _pivot = GetNode<Node3D>("/root/Main/CharacterBody3D/Pivot");
    _characterBody = GetNode<CharacterBody3D>("/root/Main/CharacterBody3D");
  }

  public override void _Process(double delta)
  {
    var joyRightX = Input.GetJoyAxis(0, JoyAxis.RightX);
    var joyRightY = Input.GetJoyAxis(0, JoyAxis.RightY);

    if (Mathf.Abs(joyRightX) > _joystickDeadZone)
    {
      var rotateAmount = joyRightX * _sensitivityHorizontal;
      _characterBody.RotateY(-rotateAmount);
      _pivot.RotateY(rotateAmount);
    }

    if (Mathf.Abs(joyRightY) > _joystickDeadZone)
    {
      RotateX(joyRightY * _sensitivityVertical);
      Rotation = new Vector3(Mathf.Clamp(Rotation.X, -0.7f, 0.7f), Rotation.Y, Rotation.Z);
    }
  }

  public override void _Input(InputEvent @event)
  {
    if (@event is InputEventMouseMotion mouseMotion)
    {
      _characterBody.RotateY(Mathf.DegToRad(-mouseMotion.Relative.X * _sensitivityHorizontal));
      _pivot.RotateY(Mathf.DegToRad(mouseMotion.Relative.X * _sensitivityHorizontal));
      RotateX(Mathf.DegToRad(mouseMotion.Relative.Y * _sensitivityVertical));
      Rotation = new Vector3(Mathf.Clamp(Rotation.X, -0.7f, 0.7f), Rotation.Y, Rotation.Z);
    }
  }
}