use std::fs::read_to_string;

use marble_engine::parse;
use raylib::prelude::*;

mod marble_engine;

fn main() {
	let (mut rl, thread) = raylib::init().resizable().title("good window title").build();
	rl.set_target_fps(60);

	let board = parse(&read_to_string("boards/adder.mbl").unwrap());
	let mut pos_offset = Vector2::zero();
	let mut machine = marble_engine::Machine::new(board, "Vec::new()".bytes().collect());

	while !rl.window_should_close() {
		if rl.is_key_pressed(KeyboardKey::KEY_SPACE) {
			machine.step();
		}
		if rl.is_mouse_button_down(MouseButton::MOUSE_BUTTON_MIDDLE) {
			pos_offset += rl.get_mouse_delta()
		}
		if rl.is_mouse_button_pressed(MouseButton::MOUSE_BUTTON_RIGHT) {
			pos_offset = Vector2::zero();
		}

		let mut d = rl.begin_drawing(&thread);
		d.clear_background(Color::new(64, 64, 64, 255));

		machine.draw(&mut d, pos_offset);

		d.draw_fps(2, 2);
	}
}