using Godot;
using System;

namespace MinImm;

public partial class Player : CharacterBody3D
{
    [Export] public Camera3D Camera { get; set; }
    [Export] public float Speed { get; set; } = 5f;
    [Export] public float Gravity { get; set; } = 20f;

    public override void _Ready()
    {
        Input.SetMouseMode(Input.MouseModeEnum.Captured);
    }

    public override void _UnhandledInput(InputEvent @event)
    {
        if (@event is InputEventMouseMotion mouseMotion)
        {
            RotationDegrees = RotationDegrees with { Y = RotationDegrees.Y - mouseMotion.ScreenRelative.X * 0.5f };
            Camera.RotationDegrees = Camera.RotationDegrees with
            {
                X = Math.Clamp(Camera.RotationDegrees.X - mouseMotion.ScreenRelative.Y * 0.2f, -60, 60)
            };
        }
        else if (@event.IsActionPressed("ui_cancel"))
        {
            Input.SetMouseMode(Input.MouseModeEnum.Visible);
        }
    }

    public override void _PhysicsProcess(double delta)
    {
        var inputDirection = Input.GetVector("move_left", "move_right", "move_forward", "move_backward");
        var input3D = new Vector3(inputDirection.X, 0, inputDirection.Y);
        var direction = Transform.Basis * input3D;

        var velY = (float)(Velocity.Y - Gravity * delta);
        if (Input.IsActionJustPressed("jump") && IsOnFloor())
        {
            velY = 10f;
        }
        else if (Input.IsActionJustReleased("jump") && velY > 0)
        {
            velY = 0f;
        }

        Velocity = Velocity with { X = direction.X * Speed, Y = velY, Z = direction.Z * Speed };
        MoveAndSlide();
    }
}