Fix for reuse connections

src/services/downloader.rs

@@ -1,6 +1,7 @@
 use std::fmt;
 
 use base64::{engine::general_purpose, Engine};
+use once_cell::sync::Lazy;
 use reqwest::StatusCode;
 use smartstring::alias::String as SmartString;
 use tempfile::SpooledTempFile;
@@ -10,6 +11,8 @@ use crate::config;
 
 use super::utils::response_to_tempfile;
 
+pub static CLIENT: Lazy<reqwest::Client> = Lazy::new(reqwest::Client::new);
+
 #[derive(Debug, Clone)]
 struct DownloadError {
     status_code: StatusCode,
@@ -27,7 +30,7 @@ pub async fn download(
     book_id: u64,
     file_type: SmartString,
 ) -> Result<(SpooledTempFile, String), Box<dyn std::error::Error + Send + Sync>> {
-    let mut response = reqwest::Client::new()
+    let mut response = CLIENT
         .get(format!(
             "{}/api/v1/download/{book_id}/{file_type}/",
             &config::CONFIG.cache_url

src/services/library_client.rs

@@ -1,3 +1,4 @@
+use once_cell::sync::Lazy;
 use serde::{de::DeserializeOwned, Deserialize};
 use smallvec::SmallVec;
 use smartstring::alias::String as SmartString;
@@ -5,6 +6,7 @@ use tracing::log;
 
 use crate::config;
 
+pub static CLIENT: Lazy<reqwest::Client> = Lazy::new(reqwest::Client::new);
 const PAGE_SIZE: &str = "50";
 
 fn get_allowed_langs_params(
@@ -23,7 +25,7 @@ async fn _make_request<T>(
 where
     T: DeserializeOwned,
 {
-    let response = reqwest::Client::new()
+    let response = CLIENT
         .get(format!("{}{}", &config::CONFIG.library_url, url))
         .query(&params)
         .header("Authorization", &config::CONFIG.library_api_key)

src/services/utils.rs

@@ -46,12 +46,7 @@ pub async fn response_to_tempfile(
 
             data_size += data.len();
 
-            match tmp_file.write(data.chunk()) {
+            tmp_file.write_all(data.chunk())?;
-                Ok(_) => (),
-                Err(err) => {
-                    return Err(Box::new(err));
-                }
-            }
         }
 
         tmp_file.seek(SeekFrom::Start(0)).unwrap();