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Render a file list from the filesystem #24

Merged
savanni merged 9 commits from track-list into main 2023-02-26 03:17:01 +00:00
Conversation 0 Commits 9 Files Changed 14 +150 -126
7 changed files with 150 additions and 126 deletions
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9
music-player/Makefile Normal file
View File

@ -0,0 +1,9 @@
server-dev:
cd server && cargo watch -x run
server-test:
cd server && cargo watch -x test
client-dev:
cd client && npm run watch

1
music-player/client/index.html
View File

@ -24,6 +24,7 @@
<table>
<thead>
<tr>
<th> id </th>
<th> Track # </th>
<th> Title </th>
<th> Artist </th>

23
music-player/client/src/main.ts
View File

@ -19,25 +19,40 @@ const getTracks = () => fetch("/api/v1/tracks").then((r) => r.json());
const formatTrack = (track: TrackInfo) => {
let row = document.createElement("tr");
row.classList.add("track-list__row");
let track_id = document.createElement("td");
track_id.appendChild(document.createTextNode(track.id));
track_id.classList.add("track-list__cell");
let track_number = document.createElement("td");
track_number.appendChild(
document.createTextNode(track.track_number.toString())
document.createTextNode(track.track_number?.toString() || "")
);
track_number.classList.add("track-list__cell");
let name = document.createElement("td");
name.appendChild(document.createTextNode(track.name));
name.appendChild(document.createTextNode(track.name || ""));
name.classList.add("track-list__cell");
let album = document.createElement("td");
album.appendChild(document.createTextNode(track.album));
album.appendChild(document.createTextNode(track.album || ""));
album.classList.add("track-list__cell");
let artist = document.createElement("td");
artist.appendChild(document.createTextNode(track.artist));
artist.appendChild(document.createTextNode(track.artist || ""));
artist.classList.add("track-list__cell");
let length = document.createElement("td");
artist.appendChild(document.createTextNode(""));
length.classList.add("track-list__cell");
row.appendChild(track_id);
row.appendChild(track_number);
row.appendChild(name);
row.appendChild(artist);
row.appendChild(album);
row.appendChild(length);
return row;
};

9
music-player/client/styles.css
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@ -25,15 +25,18 @@ body {
list-style: none;
}
.track-list__track-row {
.track-list__row {
background-color: rgb(10, 10, 10);
}
.track-list__track-row:nth-child(even) {
.track-list__row:nth-child(even) {
background-color: rgb(255, 255, 255);
}
.track-list__track-row:nth-child(odd) {
.track-list__row:nth-child(odd) {
background-color: rgb(200, 200, 200);
}
.track-list__cell {
padding: 8px;
}

80
music-player/server/src/bin/server.rs
View File

@ -12,55 +12,16 @@ use warp::{Filter, Reply};
use music_player::{
audio::{TrackId, TrackInfo},
core::Core,
database::MemoryIndex,
database::{MemoryIndex, MusicIndex},
music_scanner::FileScanner,
};
fn tracks() -> Vec<TrackInfo> {
vec![
TrackInfo {
track_number: Some(1),
name: Some("Underground".to_owned()),
album: Some("Artemis".to_owned()),
artist: Some("Lindsey Stirling".to_owned()),
id: TrackId::from(
"/mnt/music/Lindsey Stirling/Artemis/01 - Underground.ogg".to_owned(),
),
},
TrackInfo {
track_number: Some(2),
name: Some("Artemis".to_owned()),
album: Some("Artemis".to_owned()),
artist: Some("Lindsey Stirling".to_owned()),
id: TrackId::from("/mnt/music/Lindsey Stirling/Artemis/02 - Artemis.ogg".to_owned()),
},
TrackInfo {
track_number: Some(3),
name: Some("Til the Light Goes Out".to_owned()),
album: Some("Artemis".to_owned()),
artist: Some("Lindsey Stirling".to_owned()),
id: TrackId::from(
"/mnt/music/Lindsey Stirling/Artemis/03 - Til the Light Goes Out.ogg".to_owned(),
),
},
TrackInfo {
track_number: Some(4),
name: Some("Between Twilight".to_owned()),
album: Some("Artemis".to_owned()),
artist: Some("Lindsey Stirling".to_owned()),
id: TrackId::from(
"/mnt/music/Lindsey Stirling/Artemis/04 - Between Twilight.ogg".to_owned(),
),
},
TrackInfo {
track_number: Some(5),
name: Some("Foreverglow".to_owned()),
album: Some("Artemis".to_owned()),
artist: Some("Lindsey Stirling".to_owned()),
id: TrackId::from(
"/mnt/music/Lindsey Stirling/Artemis/05 - Foreverglow.ogg".to_owned(),
),
},
]
fn tracks(index: &Arc<impl MusicIndex>) -> Vec<TrackInfo> {
match index.list_tracks() {
Flow::Ok(tracks) => tracks,
Flow::Err(err) => panic!("error: {}", err),
Flow::Fatal(err) => panic!("fatal: {}", err),
}
}
enum Bundle {
@ -91,10 +52,21 @@ pub async fn main() {
let bundle_root = std::env::var("BUNDLE_ROOT")
.map(|b| PathBuf::from(b))
.unwrap();
let music_root = std::env::var("MUSIC_ROOT")
.map(|b| PathBuf::from(b))
.unwrap();
println!("config: {:?} {:?}", dev, bundle_root);
let index = Arc::new(MemoryIndex::new());
let scanner = FileScanner::new(vec![music_root.clone()]);
let core = match Core::new(index.clone(), scanner) {
Flow::Ok(core) => core,
Flow::Err(error) => panic!("error: {}", error),
Flow::Fatal(error) => panic!("fatal: {}", error),
};
let index = warp::path!().and(warp::get()).map({
println!("config: {:?} {:?} {:?}", dev, bundle_root, music_root);
let root = warp::path!().and(warp::get()).map({
let bundle_root = bundle_root.clone();
move || {
warp::http::Response::builder()
@ -128,9 +100,11 @@ pub async fn main() {
});
*/
let track_list = warp::path!("api" / "v1" / "tracks")
.and(warp::get())
.map(|| warp::reply::json(&tracks()));
let track_list = warp::path!("api" / "v1" / "tracks").and(warp::get()).map({
let index = index.clone();
move || warp::reply::json(&tracks(&index))
});
/*
let tracks_for_artist = warp::path!("api" / "v1" / "artist" / String)
.and(warp::get())
@ -157,7 +131,7 @@ pub async fn main() {
.or(queue)
.or(playing_status);
*/
let routes = index.or(app).or(styles).or(track_list);
let routes = root.or(app).or(styles).or(track_list);
let server = warp::serve(routes);
server
.run(SocketAddr::new(

8
music-player/server/src/core.rs
View File

@ -47,19 +47,21 @@ impl Core {
scanner: impl MusicScanner + 'static,
) -> Flow<Core, FatalError, Error> {
let (control_tx, control_rx) = channel::<ControlMsg>();
let db = db;
let (_track_handle, _track_rx) = {
let (track_tx, track_rx) = channel();
let db = db.clone();
let track_handle = thread::spawn(move || {
println!("tracker thread started");
let mut next_scan = Instant::now();
loop {
if Instant::now() >= next_scan {
let _ = track_tx.send(TrackMsg::UpdateInProgress);
for track in scanner.scan() {
println!("scanning {:?}", track);
db.add_track(track);
match track {
Ok(track) => db.add_track(track),
Err(_) => ok(()),
};
}
let _ = track_tx.send(TrackMsg::UpdateComplete);
next_scan = Instant::now() + scan_frequency();

136
music-player/server/src/music_scanner.rs
View File

@ -1,11 +1,11 @@
use crate::{
audio::TrackInfo,
audio::{TrackId, TrackInfo},
core::{ControlMsg, TrackMsg},
database::MusicIndex,
FatalError,
};
use flow::{ok, return_error, return_fatal, Flow};
use std::{
fs::{DirEntry, ReadDir},
path::PathBuf,
sync::{
mpsc::{Receiver, RecvTimeoutError, Sender},
@ -19,6 +19,8 @@ use thiserror::Error;
pub enum ScannerError {
#[error("Cannot scan {0}")]
CannotScan(PathBuf),
#[error("Not found {0}")]
NotFound(PathBuf),
#[error("IO error {0}")]
IO(std::io::Error),
}
@ -30,83 +32,101 @@ impl From<std::io::Error> for ScannerError {
}
pub trait MusicScanner: Send {
fn scan<'a>(&'a self) -> Box<dyn Iterator<Item = TrackInfo> + 'a>;
fn scan<'a>(&'a self) -> Box<dyn Iterator<Item = Result<TrackInfo, ScannerError>> + 'a>;
}
/*
pub struct FileScanner {
db: Arc<dyn MusicIndex>,
tracker_tx: Sender<TrackMsg>,
music_directories: Vec<PathBuf>,
roots: Vec<PathBuf>,
}
impl FileScanner {
fn new(db: Arc<dyn MusicIndex>, roots: Vec<PathBuf>, tracker_tx: Sender<TrackMsg>) -> Self {
Self {
db,
tracker_tx,
music_directories: roots,
pub fn new(roots: Vec<PathBuf>) -> Self {
Self { roots }
}
}
fn scan_dir(&self, mut paths: Vec<PathBuf>) -> Flow<(), FatalError, ScannerError> {
while let Some(dir) = paths.pop() {
println!("scanning {:?}", dir);
return_error!(self.scan_dir_(&mut paths, dir));
}
ok(())
pub struct FileIterator {
dirs: Vec<PathBuf>,
file_iter: Option<ReadDir>,
}
fn scan_dir_(
&self,
paths: &mut Vec<PathBuf>,
dir: PathBuf,
) -> Flow<(), FatalError, ScannerError> {
let dir_iter = return_error!(Flow::from(dir.read_dir().map_err(ScannerError::from)));
for entry in dir_iter {
match entry {
Ok(entry) if entry.path().is_dir() => paths.push(entry.path()),
impl FileIterator {
fn scan_file(&self, path: PathBuf) -> Result<TrackInfo, ScannerError> {
Ok(TrackInfo {
id: TrackId::from(path.to_str().unwrap().to_owned()),
album: None,
artist: None,
name: None,
track_number: None,
})
}
}
enum EntryInfo {
Dir(PathBuf),
File(PathBuf),
}
impl Iterator for FileIterator {
type Item = Result<TrackInfo, ScannerError>;
fn next(&mut self) -> Option<Self::Item> {
fn process_entry(entry: DirEntry) -> Result<EntryInfo, ScannerError> {
entry
.metadata()
.map_err(ScannerError::from)
.map(|metadata| {
if metadata.is_dir() {
EntryInfo::Dir(entry.path())
} else {
EntryInfo::File(entry.path())
}
})
}
let next_file = match &mut self.file_iter {
Some(iter) => iter.next(),
None => None,
};
match next_file {
Some(Ok(entry)) => match process_entry(entry) {
Ok(EntryInfo::Dir(path)) => {
self.dirs.push(path);
self.next()
}
Ok(EntryInfo::File(path)) => Some(self.scan_file(path)),
Err(err) => Some(Err(err)),
},
Some(Err(err)) => Some(Err(ScannerError::from(err))),
None => match self.dirs.pop() {
Some(dir) => match dir.read_dir() {
Ok(entry) => {
let _ = return_fatal!(self.scan_file(entry.path()).or_else(|err| {
println!("scan_file failed: {:?}", err);
ok::<(), FatalError, ScannerError>(())
}));
()
self.file_iter = Some(entry);
self.next()
}
Err(err) => {
println!("scan_dir could not read path: ({:?})", err);
if err.kind() == std::io::ErrorKind::NotFound {
Some(Err(ScannerError::NotFound(dir)))
} else {
Some(Err(ScannerError::from(err)))
}
}
},
None => None,
},
}
ok(())
}
fn scan_file(&self, path: PathBuf) -> Flow<(), FatalError, ScannerError> {
ok(())
}
}
impl MusicScanner for FileScanner {
fn scan<'a>(&'a self) -> Box<&'a dyn Iterator<Item = TrackInfo>> {
unimplemented!()
/*
loop {
match self.control_rx.recv_timeout(Duration::from_millis(100)) {
Ok(ControlMsg::Exit) => return,
Err(RecvTimeoutError::Timeout) => (),
Err(RecvTimeoutError::Disconnected) => return,
}
if Instant::now() >= self.next_scan {
for root in self.music_directories.iter() {
self.scan_dir(vec![root.clone()]);
}
self.next_scan = Instant::now() + scan_frequency();
fn scan<'a>(&'a self) -> Box<dyn Iterator<Item = Result<TrackInfo, ScannerError>> + 'a> {
Box::new(FileIterator {
dirs: self.roots.clone(),
file_iter: None,
})
}
}
*/
}
}
*/
#[cfg(test)]
pub mod factories {
@ -162,8 +182,8 @@ pub mod factories {
}
impl MusicScanner for MockScanner {
fn scan<'a>(&'a self) -> Box<dyn Iterator<Item = TrackInfo> + 'a> {
Box::new(self.data.iter().map(|t| t.clone()))
fn scan<'a>(&'a self) -> Box<dyn Iterator<Item = Result<TrackInfo, ScannerError>> + 'a> {
Box::new(self.data.iter().map(|t| Ok(t.clone())))
}
}
}