Files
pmomusic/pmoparadise/src/pmoserver_ext.rs

408 lines
11 KiB
Rust

//! Extension pmoserver pour Radio Paradise
//!
//! Ce module fournit un trait d'extension pour ajouter facilement l'API Radio Paradise
//! à un serveur pmoserver.
use crate::{RadioParadiseClient, Block, NowPlaying};
use axum::{
extract::{Path, State},
http::StatusCode,
routing::get,
Json, Router,
};
use serde::{Deserialize, Serialize};
use std::sync::Arc;
use tokio::sync::RwLock;
use utoipa::{OpenApi, ToSchema};
/// État partagé pour l'API Radio Paradise
#[derive(Clone)]
pub struct RadioParadiseState {
client: Arc<RwLock<RadioParadiseClient>>,
}
impl RadioParadiseState {
pub async fn new() -> anyhow::Result<Self> {
let client = RadioParadiseClient::new()
.await
.map_err(|e| anyhow::anyhow!("Failed to create RadioParadise client: {}", e))?;
Ok(Self {
client: Arc::new(RwLock::new(client)),
})
}
}
/// Information sur un canal Radio Paradise
#[derive(Debug, Clone, Serialize, Deserialize, ToSchema)]
pub struct ChannelInfo {
/// ID du canal (0-3)
pub id: u8,
/// Nom du canal
pub name: String,
/// Description
pub description: String,
}
/// Réponse avec informations étendues sur le morceau en cours
#[derive(Debug, Clone, Serialize, ToSchema)]
pub struct NowPlayingResponse {
/// Event ID du block actuel
pub event: u64,
/// Event ID du prochain block
pub end_event: u64,
/// URL de streaming du block
pub stream_url: String,
/// Durée totale du block en ms
pub block_length_ms: u64,
/// Index du morceau actuel
pub current_song_index: Option<usize>,
/// Morceau actuel
pub current_song: Option<SongInfo>,
/// Tous les morceaux du block
pub songs: Vec<SongInfo>,
}
/// Information sur un morceau
#[derive(Debug, Clone, Serialize, ToSchema)]
pub struct SongInfo {
/// Index dans le block
pub index: usize,
/// Artiste
pub artist: String,
/// Titre
pub title: String,
/// Album
pub album: String,
/// Année
pub year: Option<u32>,
/// Temps écoulé depuis le début du block (ms)
pub elapsed_ms: u64,
/// Durée du morceau (ms)
pub duration_ms: u64,
/// URL de la pochette
pub cover_url: Option<String>,
/// Note (0-10)
pub rating: Option<f32>,
}
/// Réponse pour un block
#[derive(Debug, Clone, Serialize, ToSchema)]
pub struct BlockResponse {
/// Event ID du block
pub event: u64,
/// Event ID du prochain block
pub end_event: u64,
/// URL de streaming
pub url: String,
/// Durée totale (ms)
pub length_ms: u64,
/// Morceaux du block
pub songs: Vec<SongInfo>,
}
impl From<Block> for BlockResponse {
fn from(block: Block) -> Self {
let songs = block
.songs_ordered()
.into_iter()
.map(|(index, song)| SongInfo {
index,
artist: song.artist.clone(),
title: song.title.clone(),
album: song.album.clone().unwrap_or_default(),
year: song.year,
elapsed_ms: song.elapsed,
duration_ms: song.duration,
cover_url: song.cover.as_ref().and_then(|c| block.cover_url(c)),
rating: song.rating,
})
.collect();
Self {
event: block.event,
end_event: block.end_event,
url: block.url,
length_ms: block.length,
songs,
}
}
}
impl From<NowPlaying> for NowPlayingResponse {
fn from(np: NowPlaying) -> Self {
let songs: Vec<SongInfo> = np
.block
.songs_ordered()
.into_iter()
.map(|(index, song)| SongInfo {
index,
artist: song.artist.clone(),
title: song.title.clone(),
album: song.album.clone().unwrap_or_default(),
year: song.year,
elapsed_ms: song.elapsed,
duration_ms: song.duration,
cover_url: song.cover.as_ref().and_then(|c| np.block.cover_url(c)),
rating: song.rating,
})
.collect();
let current_song = np.current_song.as_ref().and_then(|song| {
let index = np.current_song_index?;
Some(SongInfo {
index,
artist: song.artist.clone(),
title: song.title.clone(),
album: song.album.clone().unwrap_or_default(),
year: song.year,
elapsed_ms: song.elapsed,
duration_ms: song.duration,
cover_url: song.cover.as_ref().and_then(|c| np.block.cover_url(c)),
rating: song.rating,
})
});
Self {
event: np.block.event,
end_event: np.block.end_event,
stream_url: np.block.url,
block_length_ms: np.block.length,
current_song_index: np.current_song_index,
current_song,
songs,
}
}
}
/// GET /now-playing - Récupère le morceau en cours
#[utoipa::path(
get,
path = "/now-playing",
responses(
(status = 200, description = "Morceau en cours", body = NowPlayingResponse),
(status = 500, description = "Erreur serveur")
),
tag = "Radio Paradise"
)]
async fn get_now_playing(
State(state): State<RadioParadiseState>,
) -> Result<Json<NowPlayingResponse>, StatusCode> {
let client = state.client.read().await;
let now_playing = client
.now_playing()
.await
.map_err(|e| {
tracing::error!("Failed to fetch now playing from Radio Paradise: {}", e);
StatusCode::INTERNAL_SERVER_ERROR
})?;
Ok(Json(now_playing.into()))
}
/// GET /block/current - Récupère le block actuel
#[utoipa::path(
get,
path = "/block/current",
responses(
(status = 200, description = "Block actuel", body = BlockResponse),
(status = 500, description = "Erreur serveur")
),
tag = "Radio Paradise"
)]
async fn get_current_block(
State(state): State<RadioParadiseState>,
) -> Result<Json<BlockResponse>, StatusCode> {
let client = state.client.read().await;
let block = client
.get_block(None)
.await
.map_err(|e| {
tracing::error!("Failed to fetch current block from Radio Paradise: {}", e);
StatusCode::INTERNAL_SERVER_ERROR
})?;
Ok(Json(block.into()))
}
/// GET /block/{event_id} - Récupère un block spécifique
#[utoipa::path(
get,
path = "/block/{event_id}",
params(
("event_id" = u64, Path, description = "Event ID du block")
),
responses(
(status = 200, description = "Block demandé", body = BlockResponse),
(status = 500, description = "Erreur serveur")
),
tag = "Radio Paradise"
)]
async fn get_block_by_id(
State(state): State<RadioParadiseState>,
Path(event_id): Path<u64>,
) -> Result<Json<BlockResponse>, StatusCode> {
let client = state.client.read().await;
let block = client
.get_block(Some(event_id))
.await
.map_err(|e| {
tracing::error!("Failed to fetch block {} from Radio Paradise: {}", event_id, e);
StatusCode::INTERNAL_SERVER_ERROR
})?;
Ok(Json(block.into()))
}
/// GET /channels - Liste les canaux disponibles
#[utoipa::path(
get,
path = "/channels",
responses(
(status = 200, description = "Liste des canaux", body = Vec<ChannelInfo>)
),
tag = "Radio Paradise"
)]
async fn get_channels() -> Json<Vec<ChannelInfo>> {
let channels = vec![
ChannelInfo {
id: 0,
name: "Main Mix".to_string(),
description: "Eclectic mix of rock, world, electronica, and more".to_string(),
},
ChannelInfo {
id: 1,
name: "Mellow Mix".to_string(),
description: "Mellower, less aggressive music".to_string(),
},
ChannelInfo {
id: 2,
name: "Rock Mix".to_string(),
description: "Heavier, more guitar-driven music".to_string(),
},
ChannelInfo {
id: 3,
name: "World/Etc Mix".to_string(),
description: "Global beats and world music".to_string(),
},
];
Json(channels)
}
/// Information sur un bitrate
#[derive(Debug, Clone, Serialize, ToSchema)]
pub struct BitrateInfo {
/// ID du bitrate (0-4)
pub id: u8,
/// Nom/description
pub name: String,
}
/// GET /bitrates - Liste les bitrates disponibles
#[utoipa::path(
get,
path = "/bitrates",
responses(
(status = 200, description = "Liste des bitrates disponibles", body = Vec<BitrateInfo>)
),
tag = "Radio Paradise"
)]
async fn get_bitrates() -> Json<Vec<BitrateInfo>> {
let bitrates = vec![
BitrateInfo {
id: 0,
name: "MP3 128 kbps".to_string(),
},
BitrateInfo {
id: 1,
name: "AAC 64 kbps".to_string(),
},
BitrateInfo {
id: 2,
name: "AAC 128 kbps".to_string(),
},
BitrateInfo {
id: 3,
name: "AAC 320 kbps".to_string(),
},
BitrateInfo {
id: 4,
name: "FLAC Lossless".to_string(),
},
];
Json(bitrates)
}
/// Documentation OpenAPI pour l'API Radio Paradise
#[derive(OpenApi)]
#[openapi(
info(
title = "Radio Paradise API",
version = "1.0.0",
description = "API REST pour accéder aux métadonnées et streams de Radio Paradise"
),
paths(
get_now_playing,
get_current_block,
get_block_by_id,
get_channels,
get_bitrates
),
components(schemas(
NowPlayingResponse,
BlockResponse,
SongInfo,
ChannelInfo,
BitrateInfo
)),
tags(
(name = "Radio Paradise", description = "Endpoints pour Radio Paradise streaming")
)
)]
pub struct RadioParadiseApiDoc;
/// Crée le router pour l'API Radio Paradise
pub fn create_api_router(state: RadioParadiseState) -> Router {
Router::new()
.route("/now-playing", get(get_now_playing))
.route("/block/current", get(get_current_block))
.route("/block/{event_id}", get(get_block_by_id))
.route("/channels", get(get_channels))
.route("/bitrates", get(get_bitrates))
.with_state(state)
}
/// Trait d'extension pour pmoserver::Server
///
/// Permet d'initialiser Radio Paradise avec routes HTTP complètes
#[cfg(feature = "pmoserver")]
pub trait RadioParadiseExt {
/// Initialise l'API Radio Paradise
///
/// # Routes créées
///
/// - API: `/api/radioparadise/*`
/// - Swagger: `/swagger-ui/radioparadise`
async fn init_radioparadise(&mut self) -> anyhow::Result<RadioParadiseState>;
}
#[cfg(feature = "pmoserver")]
impl RadioParadiseExt for pmoserver::Server {
async fn init_radioparadise(&mut self) -> anyhow::Result<RadioParadiseState> {
let state = RadioParadiseState::new().await?;
// Créer le router API
let api_router = create_api_router(state.clone());
// L'enregistrer avec OpenAPI
self.add_openapi(
api_router,
RadioParadiseApiDoc::openapi(),
"radioparadise"
).await;
Ok(state)
}
}