/*
    This file is part of jellything (https://codeberg.org/metamuffin/jellything)
    which is licensed under the GNU Affero General Public License (version 3); see /COPYING.
    Copyright (C) 2023 metamuffin <metamuffin.org>
    Copyright (C) 2023 tpart
*/
use rocket::{get, http::ContentType};

macro_rules! concat_files {
    ([$base: expr], $($files:literal),*) => {{
        #[cfg(debug_assertions)]
        {
            use std::{fs::read_to_string, path::PathBuf, str::FromStr};
            [ $($files),* ]
                .into_iter()
                .map(|n| {
                    read_to_string({
                        let p = PathBuf::from_str(file!()).unwrap().parent().unwrap().join($base).join(n);
                        log::info!("load {p:?}");
                        p
                    })
                    .unwrap()
                })
                .collect::<Vec<_>>()
                .join("\n")
        }
        #[cfg(not(debug_assertions))]
        concat!($(include_str!(concat!($base, "/", $files))),*).to_string()
    }};
}

fn css_bundle() -> String {
    concat_files!(
        ["../../../../web"],
        "layout.css",
        "player.css",
        "nodepage.css",
        "nodecard.css",
        "js-player.css",
        "forms.css"
    )
}

fn js_bundle() -> String {
    concat_files!([env!("OUT_DIR")], "bundle.js")
}
fn js_bundle_map() -> String {
    concat_files!([env!("OUT_DIR")], "bundle.js.map")
}

#[get("/assets/style.css")]
pub fn r_assets_style() -> (ContentType, String) {
    (ContentType::CSS, css_bundle())
}

#[get("/assets/cantarell.woff2")]
pub fn r_assets_font() -> (ContentType, &'static [u8]) {
    (
        ContentType::WOFF2,
        include_bytes!("../../../../web/cantarell.woff2"),
    )
}

#[get("/assets/bundle.js")]
pub fn r_assets_js() -> (ContentType, String) {
    (ContentType::JavaScript, js_bundle())
}
#[get("/assets/bundle.js.map")]
pub fn r_assets_js_map() -> (ContentType, String) {
    (ContentType::JSON, js_bundle_map())
}