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|
use crate::{
bundles::Bundles,
env::LocalesProvider,
generator::{BundleGenerator, BundleIterator, BundleStream},
types::ResourceId,
};
use once_cell::sync::OnceCell;
use rustc_hash::FxHashSet;
use std::rc::Rc;
pub struct Localization<G, P>
where
G: BundleGenerator<LocalesIter = P::Iter>,
P: LocalesProvider,
{
bundles: OnceCell<Rc<Bundles<G>>>,
generator: G,
provider: P,
sync: bool,
res_ids: FxHashSet<ResourceId>,
}
impl<G, P> Localization<G, P>
where
G: BundleGenerator<LocalesIter = P::Iter> + Default,
P: LocalesProvider + Default,
{
pub fn new<I>(res_ids: I, sync: bool) -> Self
where
I: IntoIterator<Item = ResourceId>,
{
Self {
bundles: OnceCell::new(),
generator: G::default(),
provider: P::default(),
sync,
res_ids: FxHashSet::from_iter(res_ids.into_iter()),
}
}
}
impl<G, P> Localization<G, P>
where
G: BundleGenerator<LocalesIter = P::Iter>,
P: LocalesProvider,
{
pub fn with_env<I>(res_ids: I, sync: bool, provider: P, generator: G) -> Self
where
I: IntoIterator<Item = ResourceId>,
{
Self {
bundles: OnceCell::new(),
generator,
provider,
sync,
res_ids: FxHashSet::from_iter(res_ids.into_iter()),
}
}
pub fn is_sync(&self) -> bool {
self.sync
}
pub fn add_resource_id<T: Into<ResourceId>>(&mut self, res_id: T) {
self.res_ids.insert(res_id.into());
self.on_change();
}
pub fn add_resource_ids(&mut self, res_ids: Vec<ResourceId>) {
self.res_ids.extend(res_ids);
self.on_change();
}
pub fn remove_resource_id<T: PartialEq<ResourceId>>(&mut self, res_id: T) -> usize {
self.res_ids.retain(|x| !res_id.eq(x));
self.on_change();
self.res_ids.len()
}
pub fn remove_resource_ids(&mut self, res_ids: Vec<ResourceId>) -> usize {
self.res_ids.retain(|x| !res_ids.contains(x));
self.on_change();
self.res_ids.len()
}
pub fn set_async(&mut self) {
if self.sync {
self.sync = false;
self.on_change();
}
}
pub fn on_change(&mut self) {
self.bundles.take();
}
}
impl<G, P> Localization<G, P>
where
G: BundleGenerator<LocalesIter = P::Iter>,
G::Iter: BundleIterator,
P: LocalesProvider,
{
pub fn prefetch_sync(&mut self) {
let bundles = self.bundles();
bundles.prefetch_sync();
}
}
impl<G, P> Localization<G, P>
where
G: BundleGenerator<LocalesIter = P::Iter>,
G::Stream: BundleStream,
P: LocalesProvider,
{
pub async fn prefetch_async(&mut self) {
let bundles = self.bundles();
bundles.prefetch_async().await
}
}
impl<G, P> Localization<G, P>
where
G: BundleGenerator<LocalesIter = P::Iter>,
P: LocalesProvider,
{
pub fn bundles(&self) -> &Rc<Bundles<G>> {
self.bundles.get_or_init(|| {
Rc::new(Bundles::new(
self.sync,
self.res_ids.clone(),
&self.generator,
&self.provider,
))
})
}
}
|
