mirror of
https://github.com/meilisearch/MeiliSearch
synced 2024-05-29 08:58:02 +02:00
108 lines
2.9 KiB
Rust
108 lines
2.9 KiB
Rust
mod actor;
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mod handle_impl;
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mod message;
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mod store;
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use std::path::PathBuf;
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use chrono::{DateTime, Utc};
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use serde::{Deserialize, Serialize};
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use thiserror::Error;
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use uuid::Uuid;
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use super::IndexSettings;
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use crate::index::UpdateResult as UResult;
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use crate::index::{Document, Index, SearchQuery, SearchResult, Settings};
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use crate::index_controller::{
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updates::{Failed, Processed, Processing},
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UpdateMeta,
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};
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use message::IndexMsg;
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use store::{IndexStore, MapIndexStore};
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use actor::IndexActor;
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pub use handle_impl::IndexActorHandleImpl;
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#[cfg(test)]
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use mockall::automock;
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pub type Result<T> = std::result::Result<T, IndexError>;
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type UpdateResult = std::result::Result<Processed<UpdateMeta, UResult>, Failed<UpdateMeta, String>>;
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#[derive(Debug, Serialize, Deserialize, Clone)]
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#[serde(rename_all = "camelCase")]
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pub struct IndexMeta {
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created_at: DateTime<Utc>,
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updated_at: DateTime<Utc>,
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primary_key: Option<String>,
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}
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impl IndexMeta {
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fn new(index: &Index) -> Result<Self> {
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let txn = index.read_txn()?;
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Self::new_txn(index, &txn)
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}
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fn new_txn(index: &Index, txn: &heed::RoTxn) -> Result<Self> {
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let created_at = index.created_at(&txn)?;
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let updated_at = index.updated_at(&txn)?;
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let primary_key = index.primary_key(&txn)?.map(String::from);
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Ok(Self {
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primary_key,
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updated_at,
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created_at,
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})
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}
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}
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#[derive(Error, Debug)]
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pub enum IndexError {
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#[error("error with index: {0}")]
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Error(#[from] anyhow::Error),
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#[error("index already exists")]
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IndexAlreadyExists,
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#[error("Index doesn't exists")]
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UnexistingIndex,
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#[error("Heed error: {0}")]
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HeedError(#[from] heed::Error),
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#[error("Existing primary key")]
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ExistingPrimaryKey,
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}
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#[async_trait::async_trait]
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#[cfg_attr(test, automock)]
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pub trait IndexActorHandle {
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async fn create_index(&self, uuid: Uuid, primary_key: Option<String>) -> Result<IndexMeta>;
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async fn update(
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&self,
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meta: Processing<UpdateMeta>,
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data: std::fs::File,
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) -> anyhow::Result<UpdateResult>;
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async fn search(&self, uuid: Uuid, query: SearchQuery) -> Result<SearchResult>;
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async fn settings(&self, uuid: Uuid) -> Result<Settings>;
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async fn documents(
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&self,
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uuid: Uuid,
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offset: usize,
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limit: usize,
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attributes_to_retrieve: Option<Vec<String>>,
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) -> Result<Vec<Document>>;
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async fn document(
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&self,
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uuid: Uuid,
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doc_id: String,
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attributes_to_retrieve: Option<Vec<String>>,
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) -> Result<Document>;
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async fn delete(&self, uuid: Uuid) -> Result<()>;
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async fn get_index_meta(&self, uuid: Uuid) -> Result<IndexMeta>;
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async fn update_index(
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&self,
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uuid: Uuid,
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index_settings: IndexSettings,
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) -> Result<IndexMeta>;
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async fn snapshot(&self, uuid: Uuid, path: PathBuf) -> Result<()>;
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}
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