use std::path::Path;

use rocket::{
    State,
    fairing::AdHoc,
    fs::{FileServer, NamedFile},
    get, launch, routes,
    serde::{Deserialize, Serialize},
};
use rocket_dyn_templates::{Template, context};

#[derive(Debug, Deserialize, Serialize)]
#[serde(crate = "rocket::serde")]
struct Config {
    pub public_url: String,
}

#[get("/")]
fn index(config: &State<Config>) -> Template {
    Template::render(
        "index",
        context! {
            url: config.public_url.clone(),
        },
    )
}

#[get("/dms")]
fn dms(config: &State<Config>) -> Template {
    Template::render(
        "dms",
        context! {
            url: config.public_url.clone(),
        },
    )
}

#[get("/carrd")]
fn carrd(config: &State<Config>) -> Template {
    Template::render(
        "carrd",
        context! {
            url: config.public_url.clone(),
        },
    )
}

#[get("/favicon.ico")]
async fn icon() -> Option<NamedFile> {
    NamedFile::open(Path::new("./static/favicon.ico"))
        .await
        .ok()
}

#[launch]
fn rocket() -> _ {
    rocket::build()
        .mount("/", routes![index, dms, carrd, icon])
        .mount("/assets", FileServer::from("./static"))
        .attach(Template::fairing())
        .attach(AdHoc::config::<Config>())
}