use super::api_error;
use super::to_api;
use super::FallibleApiResponse;
use super::ToAPI;
use fs::NamedFile;
use mongod::Model;
use mongodb::bson::doc;
use rocket::{fs, get, State};

use crate::cache::RouteCache;
use crate::library::artist::Artist;
use crate::library::Libary;

/// Get all artists
#[get("/artists")]
pub async fn artists_route(lib: &State<Libary>) -> FallibleApiResponse {
    let artists = lib.get_artists().await;
    Ok(serde_json::to_value(&to_api(&artists).await).unwrap())
}

#[get("/artist/<id>/image")]
pub async fn artist_image_route(id: &str, cache: &State<RouteCache>) -> Option<NamedFile> {
    let image = cache
        .get_option("artist_image_route", id, || async {
            Artist::get_image_of(id).await
        })
        .await;

    NamedFile::open(image?).await.ok()
}

#[get("/artist/<id>")]
pub async fn artist_route(id: &str) -> FallibleApiResponse {
    Ok(Artist::get(id)
        .await
        .ok_or_else(|| api_error("No artist with that ID found"))?
        .api()
        .await)
}