src/app.rs

@@ -17,6 +17,7 @@ use log::info;
 use parking_lot::RwLock;
 use rusqlite::Connection;
 use crate::data::repositories::Repository;
+use crate::data_provider::card_states::CardStateRepository;
 use crate::data_provider::word_groups::WordGroupRepository;
 
 pub const USER_FONT: Font = Font::with_name("Noto Sans JP");
@@ -65,6 +66,7 @@ pub struct AppState {
     pub dictionary: WordRepository,
     pub decks: DeckRepository,
     pub word_groups: WordGroupRepository,
+    pub card_states: CardStateRepository,
     pub connection: Arc<RwLock<SqliteConnection>>,
     pub sync_data: Arc<RwLock<AppSettings>>,
     pub activity: HashMap<Id, Vec<(NaiveDate, u32)>>,
@@ -83,6 +85,7 @@ impl AppState {
             dictionary: WordRepository::new(connection.clone()),
             decks: DeckRepository::new(connection.clone()),
             word_groups: WordGroupRepository::new(connection.clone()),
+            card_states: CardStateRepository::new(connection.clone()),
             sync_data: Arc::new(RwLock::new(AppSettings {
                 key: None,
                 auto_web_fetch: false,

src/core/deck.rs

@@ -27,7 +27,7 @@ impl DeckData {
     ) -> Result<Self, NotificationData> {
         let state_for = state.clone();
 
-        let stats = load_stats_of_deck(settings, &state.connection.read())?;
+        let stats = state (settings, &state.connection.read())?;
         let words = stats
             .iter()
             .map(|stat| {

src/data/entities.rs

@@ -1,5 +1,6 @@
 use crate::app::AppState;
 use crate::core::srs::{FADE_PER_DAY, MAX_SCORE, OrderMode, WordOpenMode};
+use crate::data::repositories::Repository;
 use crate::data::{INVALID_ID, Id};
 use chrono::{DateTime, NaiveDate, Utc};
 use fsrs::MemoryState;
@@ -116,42 +117,34 @@ impl DeckSettings {
 
         let ast = engine.compile(&self.filter);
         if let Ok(ast) = ast {
-            let groups = &state.word_groups;
+            let groups = state.word_groups.read();
+            let query = state
+                .dictionary.read().query_par(| word: &WordData|{
+                let mut more = rhai::Map::new();
+                for iced in &word.additional {
+                    more.insert(iced.0.clone().into(), iced.1.clone().into());
+                }
+                let mut scope = Scope::new();
+                let group_name = groups.get_ref(&mut groups.handle_by_id(word.group_id)).unwrap().name;
 
-            list = state
-                .dictionary
-                .par_iter()
-                .enumerate()
-                .filter(|(_, word)| {
-                    let mut more = rhai::Map::new();
-                    for iced in &word.additional {
-                        more.insert(iced.0.clone().into(), iced.1.clone().into());
-                    }
-                    let mut scope = Scope::new();
-                    scope
-                        .push_constant("id", word.id.0 as i64)
-                        .push_constant("key", word.key.clone())
-                        .push_constant("value", word.value.clone())
-                        .push_constant("tags", word.tags.clone())
-                        .push_constant("more", more)
-                        .push_constant(
-                            "group",
-                            groups
-                                .iter()
-                                .find(|g| g.id == word.group_id)
-                                .cloned()
-                                .expect("No group id")
-                                .name,
-                        );
+                scope
+                    .push_constant("id", word.id.0 as i64)
+                    .push_constant("key", word.key.clone())
+                    .push_constant("value", word.value.clone())
+                    .push_constant("tags", word.tags.clone())
+                    .push_constant("more", more)
+                    .push_constant(
+                        "group",
+                        group_name,
+                    );
+
+                let result = engine.eval_ast_with_scope::<bool>(&mut scope, &ast);
+                if let Ok(result) = result {
+                    return result;
+                }
+                false
+            });
 
-                    let result = engine.eval_ast_with_scope::<bool>(&mut scope, &ast);
-                    if let Ok(result) = result {
-                        return result;
-                    }
-                    false
-                })
-                .map(|(index, _)| index)
-                .collect();
 
             info!("Collecting available words is {:?}", time.elapsed());
 
@@ -214,7 +207,7 @@ impl CardState {
     }
 }
 
-pub struct CustomField{
+pub struct CustomField {
     pub id: Id,
     pub name: String,
 }

src/data/repositories.rs

@@ -1,5 +1,5 @@
 use crate::data::Id;
-use crate::data::entities::{EntityData, EntityHandle};
+use crate::data::entities::{EntityData, EntityHandle, WordData};
 use crate::helpers::into_result;
 use crate::notification::{MaybeError, NotificationData};
 use parking_lot::{Mutex, RwLock};
@@ -24,9 +24,11 @@ where
     fn create_now(&mut self, new: T) -> Result<EntityHandle<T>, NotificationData>;
     fn save(&mut self, entity: &mut EntityHandle<T>) -> MaybeError;
     fn delete(&mut self, handle: EntityHandle<T>) -> MaybeError;
+    fn find<F>(&self, predicate: F) -> Option<EntityHandle<T>> where F : Fn(&T) -> bool;
     fn init(&mut self) -> MaybeError;
     fn start(&mut self) -> MaybeError;
     fn reload(&mut self) -> MaybeError;
+    fn shifts(&self) -> usize;
 }
 
 struct QueryManger<T, R, D>
@@ -101,14 +103,17 @@ where
     rule: Box<dyn Fn(&T) -> bool + Send + Sync>,
     parallel: bool,
     _marker: PhantomData<(R, D)>,
-    shift_stamp: u16,
+    shift_stamp: usize,
 }
 
-impl<T: EntityData + Clone, R: Repository<T, D>, D: DbLayer<T>> Query<T, R, D> {
-    pub fn iter<'a>(&mut self, data_repository_inner: &'a R) -> impl Iterator<Item = &'a T>
+impl<T: EntityData + Clone + Send + Sync, R: Repository<T, D>, D: DbLayer<T>> Query<T, R, D> {
+    pub fn iter<'a>(&mut self, data_repository_inner: &'a DataRepositoryInner<T, D>) -> impl Iterator<Item = &'a T>
     where
         T: 'a,
     {
+        if self.shift_stamp != data_repository_inner.shifts() {
+            self.load(data_repository_inner);
+        }
         self.cache
             .iter_mut()
             .filter_map(move |e| data_repository_inner.get_ref(e))
@@ -197,7 +202,7 @@ pub struct DataRepositoryInner<T: std::clone::Clone + EntityData, D: DbLayer<T>>
     data_layer: D,
     query_manger: QueryManger<T, Self, D>,
     version: u16,
-    shifts: u16,
+    shifts: usize,
 }
 
 impl<T: std::clone::Clone + EntityData, D: DbLayer<T> + std::default::Default>  DataRepository<T, D> {
@@ -389,6 +394,22 @@ impl<T: EntityData + Clone, D: DbLayer<T>> Repository<T, D> for DataRepositoryIn
         Ok(())
     }
 
+    fn find<F>(&self, predicate: F) -> Option<EntityHandle<T>>
+    where
+        F: Fn(&T) -> bool
+    {
+        if let Some(index) = self.cache.iter().position(|entity| predicate(entity)){
+            let value = &self.cache[index];
+            return Some(EntityHandle::new(value.id(), index, true))
+        }
+
+        if let Some(index) = self.temporal.iter().position(|entity| predicate(entity)){
+            let value = &self.temporal[index];
+            return Some(EntityHandle::new(value.id(), index, false))
+        }
+        None
+    }
+
     fn init(&mut self) -> MaybeError {
         self.data_layer
             .load_all(&mut self.cache, &self.connection.read())?;
@@ -411,6 +432,10 @@ impl<T: EntityData + Clone, D: DbLayer<T>> Repository<T, D> for DataRepositoryIn
         self.init()?;
         Ok(())
     }
+
+    fn shifts(&self) -> usize {
+        self.shifts
+    }
 }
 impl<T: EntityData + Clone, D: BatchedDbLayer<T> + DbLayer<T>> BatchedRepository<T, D>
     for DataRepositoryInner<T, D>

src/data_provider/card_states.rs

@@ -10,6 +10,7 @@ use std::time::Instant;
 use crate::data::repositories::DataRepository;
 
 pub type CardStateRepository = DataRepository<CardState, SqliteDbLayer<CardState, CardStatesQuerySet>>;
+#[derive(Clone)]
 pub struct CardStatesQuerySet;
 impl TableAccessQuerySet<CardState> for CardStatesQuerySet {
     fn load() -> &'static str {