backend: Only require Dbus on Linux

backend/Cargo.toml

@@ -12,9 +12,10 @@ glib = "0.10.3"
 gstreamer = "0.16.4"
 gstreamer-player = "0.16.3"
 log = "0.4.14"
-mpris-player = "0.6.0"
 musicus_client = { version = "0.1.0", path = "../client" }
 musicus_database = { version = "0.1.0", path = "../database" }
-secret-service = "2.0.1"
 thiserror = "1.0.23"
 
+[target.'cfg(target_os = "linux")'.dependencies]
+mpris-player = "0.6.0"
+secret-service = "2.0.1"

backend/src/error.rs

@@ -7,6 +7,7 @@ pub enum Error {
     #[error(transparent)]
     DatabaseError(#[from] musicus_database::Error),
 
+    #[cfg(target_os = "linux")]
     #[error("An error happened using the SecretService.")]
     SecretServiceError(#[from] secret_service::Error),
 

backend/src/lib.rs

@@ -20,6 +20,7 @@ pub use library::*;
 pub mod player;
 pub use player::*;
 
+#[cfg(all(feature = "dbus"))]
 mod secure;
 
 /// General states the application can be in.
@@ -97,6 +98,7 @@ impl Backend {
             }
         }
 
+        #[cfg(all(feature = "dbus"))]
         match Self::load_login_data().await {
             Ok(Some(data)) => self.client.set_login_data(Some(data)),
             Err(err) => warn!("The login data could not be loaded from SecretService. It will not \
@@ -130,6 +132,7 @@ impl Backend {
 
     /// Set the user credentials to use.
     pub async fn set_login_data(&self, data: Option<LoginData>) {
+        #[cfg(all(feature = "dbus"))]
         if let Some(data) = &data {
             if let Err(err) = Self::store_login_data(data.clone()).await {
                 warn!("An error happened while trying to store the login data using SecretService. \

backend/src/player.rs

@@ -1,5 +1,4 @@
 use crate::{Error, Result};
-use mpris_player::{Metadata, MprisPlayer, PlaybackStatus};
 use musicus_database::TrackSet;
 use glib::clone;
 use gstreamer_player::prelude::*;
@@ -8,6 +7,9 @@ use std::path::PathBuf;
 use std::rc::Rc;
 use std::sync::Arc;
 
+#[cfg(target_os = "linux")]
+use mpris_player::{Metadata, MprisPlayer, PlaybackStatus};
+
 #[derive(Clone)]
 pub struct PlaylistItem {
     pub track_set: TrackSet,
@@ -17,7 +19,6 @@ pub struct PlaylistItem {
 pub struct Player {
     music_library_path: PathBuf,
     player: gstreamer_player::Player,
-    mpris: Arc<MprisPlayer>,
     playlist: RefCell<Vec<PlaylistItem>>,
     current_item: Cell<Option<usize>>,
     current_track: Cell<Option<usize>>,
@@ -28,6 +29,9 @@ pub struct Player {
     playing_cbs: RefCell<Vec<Box<dyn Fn(bool)>>>,
     position_cbs: RefCell<Vec<Box<dyn Fn(u64)>>>,
     raise_cb: RefCell<Option<Box<dyn Fn()>>>,
+
+    #[cfg(target_os = "linux")]
+    mpris: Arc<MprisPlayer>,
 }
 
 impl Player {
@@ -39,24 +43,9 @@ impl Player {
         player.set_config(config).unwrap();
         player.set_video_track_enabled(false);
 
-        let mpris = MprisPlayer::new(
-            "de.johrpan.musicus".to_string(),
-            "Musicus".to_string(),
-            "de.johrpan.musicus.desktop".to_string(),
-        );
-
-
-        mpris.set_can_raise(true);
-        mpris.set_can_play(false);
-        mpris.set_can_go_previous(false);
-        mpris.set_can_go_next(false);
-        mpris.set_can_seek(false);
-        mpris.set_can_set_fullscreen(false);
-
         let result = Rc::new(Self {
             music_library_path,
             player: player.clone(),
-            mpris,
             playlist: RefCell::new(Vec::new()),
             current_item: Cell::new(None),
             current_track: Cell::new(None),
@@ -67,6 +56,23 @@ impl Player {
             playing_cbs: RefCell::new(Vec::new()),
             position_cbs: RefCell::new(Vec::new()),
             raise_cb: RefCell::new(None),
+            #[cfg(target_os = "linux")]
+            mpris: {
+                let mpris = MprisPlayer::new(
+                    "de.johrpan.musicus".to_string(),
+                    "Musicus".to_string(),
+                    "de.johrpan.musicus.desktop".to_string(),
+                );
+
+                mpris.set_can_raise(true);
+                mpris.set_can_play(false);
+                mpris.set_can_go_previous(false);
+                mpris.set_can_go_next(false);
+                mpris.set_can_seek(false);
+                mpris.set_can_set_fullscreen(false);
+
+                mpris
+            },
         });
 
         let clone = fragile::Fragile::new(result.clone());
@@ -82,6 +88,7 @@ impl Player {
                     cb(false);
                 }
 
+                #[cfg(target_os = "linux")]
                 clone.mpris.set_playback_status(PlaybackStatus::Paused);
             }
         });
@@ -100,6 +107,8 @@ impl Player {
             }
         });
 
+        #[cfg(target_os = "linux")]
+        {
             result.mpris.connect_play_pause(clone!(@weak result => move || {
                 result.play_pause();
             }));
@@ -130,6 +139,7 @@ impl Player {
                     cb()
                 }
             }));
+        }
 
         result
     }
@@ -204,9 +214,12 @@ impl Player {
                     cb(true);
                 }
 
+                #[cfg(target_os = "linux")]
+                {
                     self.mpris.set_can_play(true);
                     self.mpris.set_playback_status(PlaybackStatus::Playing);
                 }
+            }
 
             Ok(())
         }
@@ -221,6 +234,7 @@ impl Player {
                 cb(false);
             }
 
+            #[cfg(target_os = "linux")]
             self.mpris.set_playback_status(PlaybackStatus::Paused);
         } else {
             self.player.play();
@@ -230,6 +244,7 @@ impl Player {
                 cb(true);
             }
 
+            #[cfg(target_os = "linux")]
             self.mpris.set_playback_status(PlaybackStatus::Playing);
         }
     }
@@ -330,6 +345,8 @@ impl Player {
             cb(current_item, current_track);
         }
 
+        #[cfg(target_os = "linux")]
+        {
             let mut parts = Vec::<String>::new();
             for part in &track.work_parts {
                 parts.push(item.track_set.recording.work.parts[*part].title.clone());
@@ -349,6 +366,7 @@ impl Player {
             self.mpris.set_metadata(metadata);
             self.mpris.set_can_go_previous(self.has_previous());
             self.mpris.set_can_go_next(self.has_next());
+        }
 
         Ok(())
     }
@@ -386,6 +404,7 @@ impl Player {
             cb(Vec::new());
         }
 
+        #[cfg(target_os = "linux")]
         self.mpris.set_can_play(false);
     }
 }