46 lines
1.3 KiB
Rust
46 lines
1.3 KiB
Rust
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use crate::data::Id;
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use crate::data::entities::{Entity, EntityInner, Repository, WordData};
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use crate::notification::MaybeError;
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use parking_lot::{Mutex, RwLock};
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use rusqlite::Connection;
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use std::marker::PhantomData;
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use std::sync::Arc;
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#[derive(Clone)]
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pub struct WordRepository {
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inner: Arc<RwLock<WordRepositoryInner>>,
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}
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pub struct WordRepositoryInner {
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cache: Vec<WordData>,
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temporal: Vec<Entity<WordData, WordRepository>>,
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next_temporal: u32,
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connection: Arc<Mutex<Connection>>,
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}
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impl Repository<WordData> for WordRepository {
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fn get(&self, id: Id) -> Option<WordData> {
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let inner = self.inner.read();
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Some(inner.cache[inner.cache.binary_search_by(|w| w.id.cmp(&id)).ok()?].clone())
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}
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fn create(&mut self, new: WordData) -> Entity<WordData, WordRepository> {
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let mut inner = self.inner.write();
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let next_temporal = inner.next_temporal;
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inner.next_temporal += 1;
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drop(inner);
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let entity = Entity {
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inner: EntityInner {
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id: next_temporal.into(),
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real: false,
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},
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repo: self.clone(),
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_phantom: PhantomData,
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};
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entity
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}
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fn save(&mut self, entity: EntityInner) -> MaybeError {
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todo!()
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}
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}
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