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