Add statusbar_format configuration option

Fixes #877

src/config.rs

@@ -73,6 +73,7 @@ pub struct ConfigValues {
     pub cover_max_scale: Option<f32>,
     pub playback_state: Option<PlaybackState>,
     pub track_format: Option<TrackFormat>,
+    pub statusbar_format: Option<String>,
     pub library_tabs: Option<Vec<LibraryTab>>,
     pub hide_display_names: Option<bool>,
 }

src/model/playable.rs

@@ -19,7 +19,7 @@ pub enum Playable {
 }
 
 impl Playable {
-    pub fn format(playable: Playable, formatting: String, library: Arc<Library>) -> String {
+    pub fn format(playable: &Playable, formatting: &str, library: Arc<Library>) -> String {
         formatting
             .replace(
                 "%artists",

src/model/track.rs

@@ -192,7 +192,7 @@ impl ListItem for Track {
         let default = config::TrackFormat::default().left.unwrap();
         let left = formatting.left.unwrap_or_else(|| default.clone());
         if left != default {
-            Playable::format(Playable::Track(self.clone()), left, library)
+            Playable::format(&Playable::Track(self.clone()), &left, library)
         } else {
             format!("{}", self)
         }
@@ -208,7 +208,7 @@ impl ListItem for Track {
         let default = config::TrackFormat::default().center.unwrap();
         let center = formatting.center.unwrap_or_else(|| default.clone());
         if center != default {
-            Playable::format(Playable::Track(self.clone()), center, library)
+            Playable::format(&Playable::Track(self.clone()), &center, library)
         } else {
             self.album.clone().unwrap_or_default()
         }
@@ -224,7 +224,7 @@ impl ListItem for Track {
         let default = config::TrackFormat::default().right.unwrap();
         let right = formatting.right.unwrap_or_else(|| default.clone());
         if right != default {
-            Playable::format(Playable::Track(self.clone()), right, library)
+            Playable::format(&Playable::Track(self.clone()), &right, library)
         } else {
             let saved = if library.is_saved_track(&Playable::Track(self.clone())) {
                 if library.cfg.values().use_nerdfont.unwrap_or(false) {

src/ui/statusbar.rs

@@ -9,6 +9,7 @@ use cursive::Printer;
 use unicode_width::UnicodeWidthStr;
 
 use crate::library::Library;
+use crate::model::playable::Playable;
 use crate::queue::{Queue, RepeatSetting};
 use crate::spotify::{PlayerEvent, Spotify};
 
@@ -68,6 +69,17 @@ impl StatusBar {
             (self.spotify.volume() as f64 / 65535_f64 * 100.0).round() as u16
         )
     }
+
+    fn format_track(&self, t: &Playable) -> String {
+        let format = self
+            .library
+            .cfg
+            .values()
+            .statusbar_format
+            .clone()
+            .unwrap_or_else(|| "%artists - %title".to_string());
+        Playable::format(t, &format, self.library.clone())
+    }
 }
 
 impl View for StatusBar {
@@ -174,7 +186,7 @@ impl View for StatusBar {
 
         printer.with_color(style, |printer| {
             if let Some(ref t) = self.queue.get_current() {
-                printer.print((4, 1), &t.to_string());
+                printer.print((4, 1), &self.format_track(t));
             }
             printer.print((offset, 1), &right);
         });