Add default (de)serialize fn

pull/1860/head
Tony 8 months ago
parent fc51b3d132
commit 4037589000
No known key found for this signature in database
GPG Key ID: 34BDD3EA27824956

@ -40,10 +40,13 @@ struct ChangePayload<'a> {
value: &'a JsonValue,
}
pub struct StoreCollection {
#[derive(Debug)]
pub struct StoreState {
stores: Mutex<HashMap<PathBuf, ResourceId>>,
serialize_fns: HashMap<String, SerializeFn>,
deserialize_fns: HashMap<String, DeserializeFn>,
default_serialize: SerializeFn,
default_deserialize: DeserializeFn,
}
#[derive(Serialize, Deserialize)]
@ -56,7 +59,7 @@ enum AutoSave {
#[tauri::command]
async fn create_store<R: Runtime>(
app: AppHandle<R>,
store_collection: State<'_, StoreCollection>,
store_state: State<'_, StoreState>,
path: PathBuf,
auto_save: Option<AutoSave>,
serialize_fn_name: Option<String>,
@ -77,7 +80,7 @@ async fn create_store<R: Runtime>(
}
if let Some(serialize_fn_name) = serialize_fn_name {
let serialize_fn = store_collection
let serialize_fn = store_state
.serialize_fns
.get(&serialize_fn_name)
.ok_or_else(|| crate::Error::SerializeFunctionNotFound(serialize_fn_name))?;
@ -85,7 +88,7 @@ async fn create_store<R: Runtime>(
}
if let Some(deserialize_fn_name) = deserialize_fn_name {
let deserialize_fn = store_collection
let deserialize_fn = store_state
.deserialize_fns
.get(&deserialize_fn_name)
.ok_or_else(|| crate::Error::DeserializeFunctionNotFound(deserialize_fn_name))?;
@ -99,10 +102,10 @@ async fn create_store<R: Runtime>(
#[tauri::command]
async fn get_store<R: Runtime>(
app: AppHandle<R>,
store_collection: State<'_, StoreCollection>,
store_state: State<'_, StoreState>,
path: PathBuf,
) -> Result<Option<ResourceId>> {
let stores = store_collection.stores.lock().unwrap();
let stores = store_state.stores.lock().unwrap();
Ok(stores.get(&resolve_store_path(app, path)).copied())
}
@ -224,7 +227,7 @@ impl<R: Runtime, T: Manager<R>> StoreExt<R> for T {
}
fn get_store(&self, path: impl AsRef<Path>) -> Option<Arc<Store<R>>> {
let collection = self.state::<StoreCollection>();
let collection = self.state::<StoreState>();
let stores = collection.stores.lock().unwrap();
stores
.get(path.as_ref())
@ -232,10 +235,24 @@ impl<R: Runtime, T: Manager<R>> StoreExt<R> for T {
}
}
fn default_serialize(
cache: &HashMap<String, JsonValue>,
) -> std::result::Result<Vec<u8>, Box<dyn std::error::Error + Send + Sync>> {
Ok(serde_json::to_vec(&cache)?)
}
fn default_deserialize(
bytes: &[u8],
) -> std::result::Result<HashMap<String, JsonValue>, Box<dyn std::error::Error + Send + Sync>> {
serde_json::from_slice(bytes).map_err(Into::into)
}
pub struct Builder<R: Runtime> {
phantom_data: PhantomData<R>,
serialize_fns: HashMap<String, SerializeFn>,
deserialize_fns: HashMap<String, DeserializeFn>,
default_serialize: SerializeFn,
default_deserialize: DeserializeFn,
}
impl<R: Runtime> Default for Builder<R> {
@ -244,6 +261,8 @@ impl<R: Runtime> Default for Builder<R> {
phantom_data: Default::default(),
serialize_fns: Default::default(),
deserialize_fns: Default::default(),
default_serialize,
default_deserialize,
}
}
}
@ -282,6 +301,18 @@ impl<R: Runtime> Builder<R> {
self
}
/// Use this serialize function for stores by default
pub fn default_serialize_fn(mut self, serialize_fn: SerializeFn) -> Self {
self.default_serialize = serialize_fn;
self
}
/// Use this deserialize function for stores by default
pub fn default_deserialize_fn(mut self, deserialize_fn: DeserializeFn) -> Self {
self.default_deserialize = deserialize_fn;
self
}
/// Builds the plugin.
///
/// # Examples
@ -314,16 +345,18 @@ impl<R: Runtime> Builder<R> {
save,
])
.setup(move |app_handle, _api| {
app_handle.manage(StoreCollection {
app_handle.manage(StoreState {
stores: Mutex::new(HashMap::new()),
serialize_fns: self.serialize_fns,
deserialize_fns: self.deserialize_fns,
default_serialize: self.default_serialize,
default_deserialize: self.default_deserialize,
});
Ok(())
})
.on_event(|app_handle, event| {
if let RunEvent::Exit = event {
let collection = app_handle.state::<StoreCollection>();
let collection = app_handle.state::<StoreState>();
let stores = collection.stores.lock().unwrap();
for (path, rid) in stores.iter() {
if let Ok(store) = app_handle.resources_table().get::<Store<R>>(*rid) {

@ -2,7 +2,7 @@
// SPDX-License-Identifier: Apache-2.0
// SPDX-License-Identifier: MIT
use crate::{ChangePayload, StoreCollection};
use crate::{ChangePayload, StoreState};
use serde_json::Value as JsonValue;
use std::{
collections::HashMap,
@ -24,18 +24,6 @@ pub type SerializeFn =
pub type DeserializeFn =
fn(&[u8]) -> Result<HashMap<String, JsonValue>, Box<dyn std::error::Error + Send + Sync>>;
fn default_serialize(
cache: &HashMap<String, JsonValue>,
) -> Result<Vec<u8>, Box<dyn std::error::Error + Send + Sync>> {
Ok(serde_json::to_vec(&cache)?)
}
fn default_deserialize(
bytes: &[u8],
) -> Result<HashMap<String, JsonValue>, Box<dyn std::error::Error + Send + Sync>> {
serde_json::from_slice(bytes).map_err(Into::into)
}
pub(crate) fn resolve_store_path<R: Runtime>(app: AppHandle<R>, path: impl AsRef<Path>) -> PathBuf {
app.path()
.resolve(path, BaseDirectory::AppData)
@ -50,6 +38,7 @@ pub struct StoreBuilder<R: Runtime> {
serialize_fn: SerializeFn,
deserialize_fn: DeserializeFn,
auto_save: Option<Duration>,
load_on_build: bool,
}
impl<R: Runtime> StoreBuilder<R> {
@ -67,14 +56,18 @@ impl<R: Runtime> StoreBuilder<R> {
pub fn new<M: Manager<R>, P: AsRef<Path>>(manager: &M, path: P) -> Self {
let app = manager.app_handle().clone();
let path = resolve_store_path(app.clone(), path);
let state = app.state::<StoreState>();
let serialize_fn = state.default_serialize;
let deserialize_fn = state.default_deserialize;
Self {
app,
// Since Store.path is only exposed to the user in emit calls we may as well simplify it here already.
path: dunce::simplified(&path).to_path_buf(),
defaults: None,
serialize_fn: default_serialize,
deserialize_fn: default_deserialize,
serialize_fn,
deserialize_fn,
auto_save: Some(Duration::from_millis(100)),
load_on_build: true,
}
}
@ -181,9 +174,15 @@ impl<R: Runtime> StoreBuilder<R> {
self
}
/// Skip loading the store on build
pub fn skip_initial_load(mut self) -> Self {
self.load_on_build = false;
self
}
pub(crate) fn build_inner(mut self) -> crate::Result<(Arc<Store<R>>, ResourceId)> {
let collection = self.app.state::<StoreCollection>();
let mut stores = collection.stores.lock().unwrap();
let state = self.app.state::<StoreState>();
let mut stores = state.stores.lock().unwrap();
if stores.contains_key(&self.path) {
return Err(crate::Error::AlreadyExists(self.path));
@ -196,7 +195,9 @@ impl<R: Runtime> StoreBuilder<R> {
self.serialize_fn,
self.deserialize_fn,
);
let _ = store_inner.load();
if self.load_on_build {
let _ = store_inner.load();
}
let store = Store {
auto_save: self.auto_save,
@ -376,8 +377,8 @@ impl<R: Runtime> StoreInner<R> {
}
fn emit_change_event(&self, key: &str, value: &JsonValue) -> crate::Result<()> {
let collection = self.app.state::<StoreCollection>();
let stores = collection.stores.lock().unwrap();
let state = self.app.state::<StoreState>();
let stores = state.stores.lock().unwrap();
self.app.emit(
"store://change",
ChangePayload {
@ -409,8 +410,8 @@ pub struct Store<R: Runtime> {
impl<R: Runtime> Resource for Store<R> {
fn close(self: Arc<Self>) {
let store = self.store.lock().unwrap();
let collection = store.app.state::<StoreCollection>();
let mut stores = collection.stores.lock().unwrap();
let state = store.app.state::<StoreState>();
let mut stores = state.stores.lock().unwrap();
stores.remove(&store.path);
}
}
@ -508,8 +509,8 @@ impl<R: Runtime> Store<R> {
pub fn close_store(self) {
let store = self.store.lock().unwrap();
let app = store.app.clone();
let collection = app.state::<StoreCollection>();
let stores = collection.stores.lock().unwrap();
let state = app.state::<StoreState>();
let stores = state.stores.lock().unwrap();
if let Some(rid) = stores.get(&store.path).copied() {
drop(store);
drop(stores);

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