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Add prototype use_storage option to listen to changes

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This commit is contained in:
Joshua McQuistan 2023-10-26 12:01:04 +01:00
parent 2f3c72f2bb
commit 0f6b4aadc6
1 changed files with 17 additions and 4 deletions
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21
src/use_storage.rs
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@ -8,6 +8,7 @@ use web_sys::Storage;
#[derive(Clone)] #[derive(Clone)]
pub struct UseStorageOptions<Err> { pub struct UseStorageOptions<Err> {
on_error: Rc<dyn Fn(UseStorageError<Err>)>, on_error: Rc<dyn Fn(UseStorageError<Err>)>,
listen_to_storage_changes: bool,
} }
/// Session handling errors returned by [`use_storage`]. /// Session handling errors returned by [`use_storage`].
@ -47,7 +48,10 @@ where
T: Clone + Default + PartialEq + TryFrom<String> + ToString, T: Clone + Default + PartialEq + TryFrom<String> + ToString,
{ {
// TODO ssr // TODO ssr
let UseStorageOptions { on_error } = options; let UseStorageOptions {
on_error,
listen_to_storage_changes,
} = options;
let storage: Result<Storage, ()> = handle_error(&on_error, try_storage()); let storage: Result<Storage, ()> = handle_error(&on_error, try_storage());
let initial_value = storage let initial_value = storage
@ -93,9 +97,9 @@ where
// Listen for storage events // Listen for storage events
// Note: we only receive events from other tabs / windows, not from internal updates. // Note: we only receive events from other tabs / windows, not from internal updates.
let _ = { if listen_to_storage_changes {
let key = key.as_ref().to_owned(); let key = key.as_ref().to_owned();
use_event_listener_with_options( let _ = use_event_listener_with_options(
use_window(), use_window(),
leptos::ev::storage, leptos::ev::storage,
move |ev| { move |ev| {
@ -111,7 +115,7 @@ where
} }
}, },
UseEventListenerOptions::default().passive(true), UseEventListenerOptions::default().passive(true),
) );
}; };
let value = create_memo(move |_| data.get().unwrap_or_default()); let value = create_memo(move |_| data.get().unwrap_or_default());
@ -152,6 +156,7 @@ impl<Err: std::fmt::Debug> Default for UseStorageOptions<Err> {
fn default() -> Self { fn default() -> Self {
Self { Self {
on_error: Rc::new(|_err| ()), on_error: Rc::new(|_err| ()),
listen_to_storage_changes: true,
} }
} }
} }
@ -160,6 +165,14 @@ impl<Err> UseStorageOptions<Err> {
pub fn on_error(self, on_error: impl Fn(UseStorageError<Err>) + 'static) -> Self { pub fn on_error(self, on_error: impl Fn(UseStorageError<Err>) + 'static) -> Self {
Self { Self {
on_error: Rc::new(on_error), on_error: Rc::new(on_error),
..self
}
}
pub fn listen_to_storage_changes(self, listen_to_storage_changes: bool) -> Self {
Self {
listen_to_storage_changes,
..self
} }
} }
} }