mod ant;
mod constants;
mod food;

use crate::ant::Ant;
use crate::constants::{SCREEN_HEIGHT, SCREEN_WIDTH};
use crate::food::Food;
use macroquad::prelude::*;

fn window_conf() -> Conf {
    Conf {
        window_title: "Ants".to_string(),
        fullscreen: false,
        window_width: SCREEN_WIDTH,
        window_height: SCREEN_HEIGHT,
        ..Default::default()
    }
}

trait Drawable {
    fn draw(&self);
}

#[macroquad::main(window_conf)]
async fn main() {
    let map = load_texture("map_scaled.png").await.unwrap();
    let map_data = map.get_texture_data();
    let mut ants = Ant::init(16);
    let mut food = Food::init();

    loop {
        // actions
        ants.iter_mut().for_each(|ant| ant.walk(&map_data));
        if is_key_down(KeyCode::Escape) || is_quit_requested() {
            return;
        }
        if is_mouse_button_down(MouseButton::Left) {
            let mouse = mouse_position();
            food.push(Food::new(Vec2::new(mouse.0, mouse.1)));
        }

        // render
        clear_background(BEIGE);
        draw_texture(map, 0., 0., WHITE);
        ants.iter().for_each(|ant| ant.draw());
        food.iter().for_each(|food| food.draw());

        next_frame().await
    }
}