using System.Collections.Generic;
using StereoKit;

namespace slash;

static class Mono
{
    public static double game_time;

    public static int score;

    public static Pose world_pose;

    public static DeltaBool menu;
    public static Pose menu_pose;
    public static float menu_scale;

    public enum Mode
    {
        Float = -1,
        Hold = 0,
        Mount = 1,
    }
    public static Mode mode;

    public static void Init()
    {
        game_time = 0.0;
        world_pose = new(0, 0, 0);
        menu = new(true);
        menu_pose = new(0, 0, 0);
        menu_scale = 1 * U.cm;
        mode = Mode.Mount;
    }

    public static void Frame()
    {
        if (Rig.btn_back.delta == +1)
        {
            menu.Step(!menu.state);
            SFX.click.PlayMenu();
        }

        if (menu.state)
        {
            // just one btn(resume) in menu rn
            if (Rig.btn_select.delta == +1)
            {
                Rig.btn_select.delta = 0; // [!] hacky capture
                menu.Step(false);
                SFX.click.PlayMenu();
            }
        }

        // flatscreen dev controls
        if (Device.Name == "Simulator")
        {
            if (Input.Key(Key.MouseCenter).IsActive())
            {
                float sx = Input.Mouse.posChange.x;
                Renderer.CameraRoot *= Matrix.R(
                    Quat.FromAngles(0, -sx * 180.0f * Time.Stepf, 0)
                );
                // orbital_view
                // box_pose.position = Input.Head.position + Input.Head.orientation * V.XYZ(0, -0 * U.cm, -10 * U.cm);
            }
        }
        else
        {
            // in_dist.Step(Vec3.Distance(Rig.r_con_stick.position, box_pose.position) < 6 * U.cm);
            // bool pickup = in_dist.state && Rig.btn_grip.delta == +1;
            // in_cone.Step(Vec3.AngleBetween(
            //     Rig.head.orientation * Vec3.Forward,
            //     Vec3.Direction(box_pose.position, Rig.head.position)
            // ) < 15.0f);
            // switch (mode)
            // {
            //     case Mode.Float:
            //         if (pickup) { mode = Mode.Hold; }
            //         break;
            //     case Mode.Hold:
            //         box_pose.position = Rig.r_con_stick.position;
            //         box_dist = Vec3.Distance(box_pose.position, Rig.head.position);
            //         if (Rig.btn_grip.delta == -1) { mode = in_cone.state ? Mode.Mount : Mode.Float; }
            //         break;
            //     case Mode.Mount:
            //         // orbital_view
            //         box_pose.position = Rig.head.position + Rig.head.orientation * V.XYZ(0, -(SD_Y + 0.5f) * box_scale, -box_dist);
            //         if (pickup) { mode = Mode.Hold; }
            //         break;
            // }
        }
    }
}