implement track search and playback

Cargo.toml

@@ -4,7 +4,7 @@ version = "0.1.0"
 authors = ["Henrik Friedrichsen <henrik@affekt.org>"]
 
 [dependencies]
-cursive = "0.9"
+cursive = "0.10"
 crossbeam-channel = "0.2"
 env_logger = "0.5.13"
 failure = "0.1.3"

src/main.rs

@@ -16,14 +16,13 @@ extern crate log;
 extern crate env_logger;
 
 use std::env;
-use std::io;
+use std::fs::OpenOptions;
 use std::io::prelude::*;
 use std::path::PathBuf;
 use std::process;
 use std::sync::{Arc, Mutex};
 
 use cursive::views::*;
-use cursive::CbFunc;
 use cursive::Cursive;
 
 use librespot::core::spotify_id::SpotifyId;
@@ -31,33 +30,38 @@ use librespot::core::spotify_id::SpotifyId;
 mod config;
 mod spotify;
 mod theme;
-
-pub trait CbSpotify: Send {
-    fn call_box(self: Box<Self>, &mut spotify::Spotify);
-}
-
-impl<F: FnOnce(&mut spotify::Spotify) -> () + Send> CbSpotify for F {
-    fn call_box(self: Box<Self>, s: &mut spotify::Spotify) {
-        (*self)(s)
-    }
-}
+mod ui;
 
 fn main() {
-    let loglines = Arc::new(Mutex::new(Vec::new()));
+    let logbuf = TextContent::new("Welcome to ncspot\n");
+    let logview = TextView::new_with_content(logbuf.clone());
     std::env::set_var("RUST_LOG", "ncspot=trace");
+    std::env::set_var("RUST_BACKTRACE", "full");
+
     let mut builder = env_logger::Builder::from_default_env();
     {
-        let mut loglines = loglines.clone();
-        builder.format(move |buf, record| {
-            let mut lines = loglines.lock().unwrap();
-            lines.push(format!("[{}] {}", record.level(), record.args()));
-            Ok(())
-        }).init();
+        builder
+            .format(move |_, record| {
+                let line = format!("[{}] {}\n", record.level(), record.args());
+                logbuf.clone().append(line.clone());
+
+                let mut file = OpenOptions::new()
+                    .create(true)
+                    .write(true)
+                    .append(true)
+                    .open("ncspot.log")
+                    .unwrap();
+                if let Err(e) = writeln!(file, "{}", line) {
+                    eprintln!("Couldn't write to file: {}", e);
+                }
+                Ok(())
+            })
+            .init();
     }
 
-    // let mut cursive = Cursive::default();
-    // cursive.add_global_callback('q', |s| s.quit());
-    // cursive.set_theme(theme::default());
+    let mut cursive = Cursive::default();
+    cursive.add_global_callback('q', |s| s.quit());
+    cursive.set_theme(theme::default());
 
     let path = match env::var_os("HOME") {
         None => {
@@ -69,22 +73,16 @@ fn main() {
 
     let cfg = config::load(path.to_str().unwrap()).expect("could not load configuration file");
 
-    let spotify = spotify::Spotify::new(cfg.username, cfg.password, cfg.client_id);
+    let spotify = Arc::new(spotify::Spotify::new(
+        cfg.username,
+        cfg.password,
+        cfg.client_id,
+    ));
 
-    // let track = SpotifyId::from_base62("24zYR2ozYbnhhwulk2NLD4").expect("could not load track");
+    let logpanel = Panel::new(logview).title("Log");
+    //cursive.add_fullscreen_layer(logpanel);
+    let search = ui::search::SearchView::new(spotify.clone());
+    cursive.add_fullscreen_layer(search.view);
 
-    // spotify.load(track);
-    // thread::sleep(time::Duration::new(3, 0));
-    // spotify.play();
-    // thread::sleep(time::Duration::new(3, 0));
-    // spotify.pause();
-    // thread::sleep(time::Duration::new(3, 0));
-    // spotify.play();
-
-    // thread::sleep(time::Duration::new(8, 0));
-    // spotify.load(track);
-    // spotify.play();
-
-    let _ = io::stdin().read(&mut [0u8]).unwrap();
-    // cursive.run();
+    cursive.run();
 }

src/spotify.rs

@@ -156,16 +156,18 @@ impl Spotify {
         println!("Spotify::run() finished");
     }
 
-    pub fn search(&mut self, query: &str, limit: u32, offset: u32) -> Result<SearchTracks, Error> {
+    pub fn search(&self, query: &str, limit: u32, offset: u32) -> Result<SearchTracks, Error> {
         self.api.search_track(query, limit, offset, None)
     }
 
-    pub fn load(&mut self, track: SpotifyId) {
+    pub fn load(&self, track: SpotifyId) {
         info!("loading track: {:?}", track);
-        self.channel.unbounded_send(WorkerCommand::Load(track)).unwrap();
+        self.channel
+            .unbounded_send(WorkerCommand::Load(track))
+            .unwrap();
     }
 
-    pub fn play(&mut self) {
+    pub fn play(&self) {
         info!("play()");
         self.channel.unbounded_send(WorkerCommand::Play).unwrap();
     }

src/ui/mod.rs

@@ -0,0 +1 @@
+pub mod search;

src/ui/search.rs

@@ -0,0 +1,55 @@
+use cursive::direction::Orientation;
+use cursive::traits::Boxable;
+use cursive::traits::Identifiable;
+use cursive::views::*;
+use cursive::Cursive;
+use std::sync::Arc;
+
+use librespot::core::spotify_id::SpotifyId;
+
+use spotify::Spotify;
+
+pub struct SearchView {
+    pub view: Panel<LinearLayout>,
+}
+
+impl SearchView {
+    pub fn search_handler(s: &mut Cursive, input: &str, spotify: Arc<Spotify>) {
+        let mut results: ViewRef<ListView> = s.find_id("search_results").unwrap();
+        let tracks = spotify.search(input, 10, 0);
+
+        results.clear();
+
+        if let Ok(tracks) = tracks {
+            for track in tracks.tracks.items {
+                let s = spotify.clone();
+                let trackid = SpotifyId::from_base62(&track.id).expect("could not load track");
+                let button = Button::new(track.name, move |_cursive| {
+                    s.load(trackid);
+                    s.play();
+                });
+                results.add_child(&track.id, button);
+            }
+        }
+    }
+
+    pub fn new(spotify: Arc<Spotify>) -> SearchView {
+        let spotify_ref = spotify.clone();
+        let searchfield = EditView::new()
+            .on_submit(move |s, input| {
+                SearchView::search_handler(s, input, spotify_ref.clone());
+            })
+            .with_id("search_edit")
+            .full_width()
+            .fixed_height(1);
+        let results = ListView::new()
+            .with_id("search_results")
+            .full_width()
+            .full_height();
+        let layout = LinearLayout::new(Orientation::Vertical)
+            .child(searchfield)
+            .child(results);
+        let rootpanel = Panel::new(layout).title("Search");
+        return SearchView { view: rootpanel };
+    }
+}