//! MusicHoard - a music collection manager.

use serde::{Deserialize, Serialize};
use uuid::Uuid;

pub mod collection;
pub mod database;
pub mod library;

/// [MusicBrainz Identifier](https://musicbrainz.org/doc/MusicBrainz_Identifier) (MBID).
pub type Mbid = Uuid;

/// The track file format.
#[derive(Clone, Debug, Deserialize, Serialize, PartialEq, Eq)]
pub enum TrackFormat {
    Flac,
    Mp3,
}

/// A single track on an album.
#[derive(Clone, Debug, Deserialize, Serialize, PartialEq, Eq)]
pub struct Track {
    pub number: u32,
    pub title: String,
    pub artist: Vec<String>,
    pub format: TrackFormat,
}

/// The album identifier.
#[derive(Clone, Debug, Deserialize, Serialize, PartialEq, Eq, Hash)]
pub struct AlbumId {
    pub year: u32,
    pub title: String,
}

/// An album is a collection of tracks that were released together.
#[derive(Clone, Debug, Deserialize, Serialize, PartialEq, Eq)]
pub struct Album {
    pub id: AlbumId,
    pub tracks: Vec<Track>,
}

/// The artist identifier.
#[derive(Clone, Debug, Deserialize, Serialize, PartialEq, Eq, Hash)]
pub struct ArtistId {
    pub name: String,
}

/// An artist.
#[derive(Clone, Debug, Deserialize, Serialize, PartialEq, Eq)]
pub struct Artist {
    pub id: ArtistId,
    pub albums: Vec<Album>,
}

#[cfg(test)]
#[macro_use]
mod testlib;

#[cfg(test)]
mod tests {
    use once_cell::sync::Lazy;

    use super::*;

    pub static COLLECTION: Lazy<Vec<Artist>> = Lazy::new(|| collection!());
}