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@ -13,22 +13,29 @@ use actix_web::{
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HttpServer,
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};
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use anyhow::{anyhow, Result};
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use r2d2::{Pool, PooledConnection};
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use r2d2_sqlite_pool::SqliteConnectionManager;
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use rusqlite::params;
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use std::{cmp, env, io, ops::Deref, path::Path};
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use std::{cmp, env, io, ops::Deref};
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use tokio::sync::Mutex;
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use tokio_rusqlite::Connection;
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use uuid::Uuid;
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const DEFAULT_SIZE: usize = 25;
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type Conn = PooledConnection<SqliteConnectionManager>;
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struct MyAppData {
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etag: String,
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pool: Pool<SqliteConnectionManager>,
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}
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#[actix_web::main]
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async fn main() -> io::Result<()> {
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let manager = SqliteConnectionManager::file(torrents_db_file());
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let pool = r2d2::Pool::new(manager).unwrap();
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let my_app_data = Data::new(Mutex::new(MyAppData {
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etag: Uuid::new_v4().to_string(),
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pool,
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}));
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println!("Access me at {}", endpoint());
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std::env::set_var("RUST_LOG", "actix_web=debug");
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@ -68,11 +75,8 @@ async fn search(
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) -> Result<HttpResponse, actix_web::Error> {
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let my_app_data = data.lock().await;
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let etag = my_app_data.etag.clone();
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let conn = Connection::open(Path::new(&torrents_db_file()))
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.await
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.map_err(actix_web::error::ErrorBadRequest)?;
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let conn = my_app_data.pool.get().unwrap();
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let res = search_query(query, conn)
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.await
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.map(|body| {
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HttpResponse::Ok()
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.append_header(("Access-Control-Allow-Origin", "*"))
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@ -84,7 +88,7 @@ async fn search(
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Ok(res)
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}
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async fn search_query(query: web::Query<SearchQuery>, conn: Connection) -> Result<Vec<Torrent>> {
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fn search_query(query: web::Query<SearchQuery>, conn: Conn) -> Result<Vec<Torrent>> {
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let q = query.q.trim();
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if q.is_empty() || q.len() < 3 || q == "2020" {
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return Err(anyhow!("{{\"error\": \"{}\"}}", "Empty query".to_string()));
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@ -97,7 +101,7 @@ async fn search_query(query: web::Query<SearchQuery>, conn: Connection) -> Resul
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println!("query = {q}, type = {type_}, page = {page}, size = {size}");
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torrent_search(conn, q, size, offset).await
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torrent_search(conn, q, size, offset)
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}
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#[derive(Debug, Serialize, Deserialize)]
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@ -112,39 +116,27 @@ struct Torrent {
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scraped_date: u32,
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}
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async fn torrent_search(
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conn: Connection,
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query: &str,
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size: usize,
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offset: usize,
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) -> Result<Vec<Torrent>> {
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fn torrent_search(conn: Conn, query: &str, size: usize, offset: usize) -> Result<Vec<Torrent>> {
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let q = query.to_owned();
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let res = conn
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.call(move |conn| {
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let stmt_str = "select * from torrent where name like '%' || ?1 || '%' limit ?2, ?3";
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let mut stmt = conn.prepare(stmt_str)?;
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let torrents = stmt
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.query_map(
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params![q.replace(' ', "%"), offset.to_string(), size.to_string(),],
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|row| {
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Ok(Torrent {
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infohash: row.get(0)?,
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name: row.get(1)?,
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size_bytes: row.get(2)?,
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created_unix: row.get(3)?,
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seeders: row.get(4)?,
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leechers: row.get(5)?,
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completed: row.get(6)?,
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scraped_date: row.get(7)?,
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})
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},
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)?
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.collect::<Result<Vec<Torrent>, rusqlite::Error>>()?;
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Ok::<_, rusqlite::Error>(torrents)
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})
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.await?;
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Ok(res)
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let stmt_str = "select * from torrent where name like '%' || ?1 || '%' limit ?2, ?3";
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let mut stmt = conn.prepare(stmt_str)?;
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let torrents = stmt
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.query_map(
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params![q.replace(' ', "%"), offset.to_string(), size.to_string(),],
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|row| {
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Ok(Torrent {
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infohash: row.get(0)?,
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name: row.get(1)?,
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size_bytes: row.get(2)?,
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created_unix: row.get(3)?,
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seeders: row.get(4)?,
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leechers: row.get(5)?,
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completed: row.get(6)?,
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scraped_date: row.get(7)?,
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})
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},
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)?
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.collect::<Result<Vec<Torrent>, rusqlite::Error>>()?;
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Ok(torrents)
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}
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Heretic
10 months ago