use glam::IVec2;
use gsa::{run, Gsa, FACE_DOWN};

struct Game {}

fn init(gsa: &mut Gsa) -> Game {
    gsa.sprites[0].tile = 0x0300;
    gsa.sprites[1].tile = 0x0200;
    gsa.bgs[0].tiles[1][1] = 0x0300;
    gsa.bgs[1].half_tile = true;
    gsa.write_string(1, IVec2::ONE, "Hello world nyaa~");
    Game {}
}

fn update(_game: &mut Game, gsa: &mut Gsa) {
    gsa.sprites[0].pos.x = (gsa.sprites[0].pos.x + 1) % 300;
    gsa.sprites[1].pos += gsa.input_dir();
    gsa.bgs[1].scroll.x += 1;
    if gsa.button_pressed(FACE_DOWN) {
        gsa.sprites[1].tile += 1;
    }
}

run!(init, update);