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h-gtk/utils: Make refresh_feed methods generic over Source.

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This commit is contained in:
Jordan Petridis 2018-04-16 01:12:27 +03:00
parent 7b71f59d3e
commit 4db7628eed
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GPG Key ID: CEABAD9F5683B9A6
2 changed files with 28 additions and 13 deletions
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9
hammond-gtk/src/app.rs
View File

@ -132,7 +132,8 @@ impl App {
utils::cleanup(cleanup_date);
gtk::idle_add(move || {
utils::refresh(None, sender.clone());
let s: Option<Vec<_>> = None;
utils::refresh(s, sender.clone());
glib::Continue(false)
});
}
@ -145,7 +146,8 @@ impl App {
info!("Auto-refresh every {:?} seconds.", refresh_interval);
gtk::timeout_add_seconds(refresh_interval, move || {
utils::refresh(None, sender.clone());
let s: Option<Vec<_>> = None;
utils::refresh(s, sender.clone());
glib::Continue(true)
});
@ -172,7 +174,8 @@ impl App {
if let Some(s) = source {
utils::refresh(Some(vec![s]), sender.clone());
} else {
utils::refresh(None, sender.clone());
let s: Option<Vec<_>> = None;
utils::refresh(s, sender.clone());
}
}
Ok(Action::RefreshAllViews) => content.update(),

32
hammond-gtk/src/utils.rs
View File

@ -111,7 +111,10 @@ pub fn cleanup(cleanup_date: DateTime<Utc>) {
}
}
pub fn refresh(source: Option<Vec<Source>>, sender: Sender<Action>) {
pub fn refresh<S>(source: Option<S>, sender: Sender<Action>)
where
S: IntoIterator<Item = Source> + Send + 'static,
{
if let Err(err) = refresh_feed(source, sender) {
error!("An error occured while trying to update the feeds.");
error!("Error: {}", err);
@ -136,18 +139,27 @@ pub fn get_cleanup_date(settings: &Settings) -> DateTime<Utc> {
/// Update the rss feed(s) originating from `source`.
/// If `source` is None, Fetches all the `Source` entries in the database and updates them.
/// When It's done,it queues up a `RefreshViews` action.
fn refresh_feed(source: Option<Vec<Source>>, sender: Sender<Action>) -> Result<(), Error> {
fn refresh_feed<S>(source: Option<S>, sender: Sender<Action>) -> Result<(), Error>
where
S: IntoIterator<Item = Source> + Send + 'static,
{
sender.send(Action::HeaderBarShowUpdateIndicator)?;
rayon::spawn(move || {
let sources = source.unwrap_or_else(|| {
dbqueries::get_sources().expect("Failed to retrieve Sources from the database.")
});
if let Err(err) = pipeline::run(sources, false) {
error!("Error While trying to update the database.");
error!("Error msg: {}", err);
}
if let Some(s) = source {
// Refresh only specified feeds
pipeline::run(s, false)
.map_err(|err| error!("Error: {}", err))
.map_err(|_| error!("Error While trying to update the database."))
.ok();
} else {
// Refresh all the feeds
dbqueries::get_sources()
.map(|s| s.into_iter())
.and_then(|s| pipeline::run(s, false))
.map_err(|err| error!("Error: {}", err))
.ok();
};
sender
.send(Action::HeaderBarHideUpdateIndicator)