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use std::{
any::Any,
collections::HashSet,
mem,
sync::{Arc, Mutex, MutexGuard},
};
use web_push::{PartialVapidSignatureBuilder, SubscriptionInfo};
use crate::{error::failed::Failed, push::Publish};
#[derive(Clone)]
pub struct Client(Arc<Mutex<ClientInner>>);
#[derive(Default)]
struct ClientInner {
sent: Vec<Publication>,
}
impl Client {
pub fn new() -> Self {
Self(Arc::default())
}
fn inner(&self) -> MutexGuard<'_, ClientInner> {
self.0.lock().unwrap()
}
// Clears the list of sent messages (for all clones of this Client) when called, because we
// can't clone `Publications`s, so we either need to move them or try to reconstruct them.
pub fn sent(&self) -> Vec<Publication> {
let sent = &mut self.inner().sent;
mem::take(sent)
}
}
#[async_trait::async_trait]
impl Publish for Client {
async fn publish<M>(
&self,
message: M,
_: &PartialVapidSignatureBuilder,
subscriptions: impl IntoIterator<Item = &'_ SubscriptionInfo> + Send,
) -> Result<(), Failed>
where
M: Send + 'static,
{
let mut inner = self.inner();
let message: Box<dyn Any + Send> = Box::new(message);
let recipients = subscriptions.into_iter().cloned().collect();
let publication = Publication {
message,
recipients,
};
inner.sent.push(publication);
Ok(())
}
}
#[derive(Debug)]
pub struct Publication {
pub message: Box<dyn Any + Send>,
pub recipients: HashSet<SubscriptionInfo>,
}
impl Publication {
pub fn message_eq<M>(&self, candidate: &M) -> bool
where
M: PartialEq + 'static,
{
match self.message.downcast_ref::<M>() {
None => false,
Some(message) => message == candidate,
}
}
}
|
