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This commit is contained in:
Elias Projahn 2021-02-05 15:50:31 +01:00
parent 43023fdb5b
commit 88e1c97143
15 changed files with 619 additions and 768 deletions
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17
crates/musicus_backend/src/lib.rs
View file

@ -1,3 +1,4 @@
use futures::prelude::*;
use futures_channel::mpsc;
use gio::prelude::*;
use log::warn;
@ -40,7 +41,7 @@ pub enum BackendState {
pub struct Backend {
/// A future resolving to the next state of the backend. Initially, this should be assumed to
/// be BackendState::Loading. Changes should be awaited before calling init().
pub state_stream: RefCell<mpsc::Receiver<BackendState>>,
state_stream: RefCell<mpsc::Receiver<BackendState>>,
/// The internal sender to publish the state via state_stream.
state_sender: RefCell<mpsc::Sender<BackendState>>,
@ -80,8 +81,14 @@ impl Backend {
}
}
/// Wait for the next state change. Initially, the state should be assumed to be
/// BackendState::Loading. Changes should be awaited before calling init().
pub async fn next_state(&self) -> Option<BackendState> {
self.state_stream.borrow_mut().next().await
}
/// Initialize the backend updating the state accordingly.
pub async fn init(self: Rc<Backend>) -> Result<()> {
pub async fn init(&self) -> Result<()> {
self.init_library().await?;
if let Some(url) = self.settings.get_string("server-url") {
@ -97,6 +104,12 @@ impl Backend {
_ => (),
}
if self.get_music_library_path().is_none() {
self.set_state(BackendState::NoMusicLibrary);
} else {
self.set_state(BackendState::Ready);
}
Ok(())
}