use std::{fs::File, io::Read};

use log::info;

use crate::render::Renderer;

pub struct Tiler {
    renderer: Renderer,
}

impl Tiler {
    pub fn new(renderer: Renderer) -> Self {
        Self { renderer }
    }
    pub fn get_tile(&self, z: isize, x: isize, y: isize) -> Vec<u8> {
        info!("generating tile (zoom={z}, x={x}, y={z})");
        let segment = self.renderer.render_segment(x, y);
        segment
            .save(format!("tiles/{},{},{}.png", z, x, y))
            .unwrap();

        let mut f = File::open(format!("tiles/{},{},{}.png", z, x, y)).unwrap();
        let mut buf = Vec::new();
        f.read_to_end(&mut buf).unwrap();
        buf
    }
}