Thoroughly lint the file-service

file-service/src/bin/cli.rs

@@ -26,11 +26,7 @@ pub async fn main() {
         Commands::AddUser { username } => {
             match authdb.add_user(Username::from(username.clone())).await {
                 Ok(token) => {
-                    println!(
-                        "User {} created. Auth token: {}",
-                        username,
-                        token.to_string()
-                    );
+                    println!("User {} created. Auth token: {}", username, *token);
                 }
                 Err(err) => {
                     println!("Could not create user {}", username);
@@ -38,7 +34,7 @@ pub async fn main() {
                 }
             }
         }
-        Commands::DeleteUser { username } => {}
+        Commands::DeleteUser { .. } => {}
         Commands::ListUsers => {}
     }
 }

file-service/src/handlers.rs

@@ -1,6 +1,5 @@
 use build_html::Html;
 use bytes::Buf;
-use cookie::time::error::Format;
 use file_service::WriteFileError;
 use futures_util::StreamExt;
 use http::{Error, StatusCode};
@@ -80,25 +79,22 @@ pub async fn handle_auth(
     form: HashMap<String, String>,
 ) -> Result<http::Response<String>, Error> {
     match form.get("token") {
-        Some(token) => match app
-            .authenticate(AuthToken::from(AuthToken::from(token.clone())))
-            .await
-        {
+        Some(token) => match app.authenticate(AuthToken::from(token.clone())).await {
             Ok(Some(session_token)) => Response::builder()
                 .header("location", "/")
                 .header(
                     "set-cookie",
                     format!(
                         "session={}; Secure; HttpOnly; SameSite=Strict",
-                        session_token.to_string()
+                        *session_token
                     ),
                 )
                 .status(StatusCode::SEE_OTHER)
                 .body("".to_owned()),
-            Ok(None) => render_auth_page(Some(format!("no user found"))),
-            Err(_) => render_auth_page(Some(format!("invalid auth token"))),
+            Ok(None) => render_auth_page(Some("no user found".to_owned())),
+            Err(_) => render_auth_page(Some("invalid auth token".to_owned())),
         },
-        None => render_auth_page(Some(format!("no token available"))),
+        None => render_auth_page(Some("no token available".to_owned())),
     }
 }
 

file-service/src/html.rs

@@ -38,7 +38,7 @@ impl Html for Form {
     fn to_html_string(&self) -> String {
         let encoding = match self.encoding {
             Some(ref encoding) => format!("enctype=\"{encoding}\"", encoding = encoding),
-            None => format!(""),
+            None => "".to_owned(),
         };
         format!(
             "<form action=\"{path}\" method=\"{method}\" {encoding}>\n{elements}\n</form>\n",
@@ -108,10 +108,12 @@ impl Input {
         self
     }
 
+    /*
     pub fn with_content(mut self, val: &str) -> Self {
         self.content = Some(val.to_owned());
         self
     }
+    */
 }
 
 #[derive(Clone, Debug)]

file-service/src/main.rs

@@ -1,4 +1,3 @@
-#[macro_use]
 extern crate log;
 
 use cookie::Cookie;
@@ -78,10 +77,7 @@ fn parse_cookies(cookie_str: &str) -> Result<HashMap<String, String>, cookie::Pa
 }
 
 fn get_session_token(cookies: HashMap<String, String>) -> Option<SessionToken> {
-    cookies
-        .get("session")
-        .cloned()
-        .and_then(|session| Some(SessionToken::from(session)))
+    cookies.get("session").cloned().map(SessionToken::from)
 }
 
 fn maybe_with_session() -> impl Filter<Extract = (Option<SessionToken>,), Error = Rejection> + Copy

file-service/src/store/filehandle.rs

@@ -97,7 +97,7 @@ impl TryFrom<&Path> for PathResolver {
                 .ok_or(PathError::InvalidPath)?,
             id: path
                 .file_stem()
-                .and_then(|s| s.to_str().map(|s| FileId::from(s)))
+                .and_then(|s| s.to_str().map(FileId::from))
                 .ok_or(PathError::InvalidPath)?,
             extension: path
                 .extension()
@@ -146,7 +146,7 @@ impl FileHandle {
         };
 
         let mut md_file = std::fs::File::create(path.metadata_path())?;
-        md_file.write(&serde_json::to_vec(&info)?)?;
+        let _ = md_file.write(&serde_json::to_vec(&info)?)?;
 
         Ok(Self { id, path, info })
     }
@@ -168,7 +168,7 @@ impl FileHandle {
         self.info.hash = self.hash_content(&content).as_string();
 
         let mut md_file = std::fs::File::create(self.path.metadata_path())?;
-        md_file.write(&serde_json::to_vec(&self.info)?)?;
+        let _ = md_file.write(&serde_json::to_vec(&self.info)?)?;
 
         self.write_thumbnail()?;
 
@@ -188,9 +188,9 @@ impl FileHandle {
     }
 
     fn write_thumbnail(&self) -> Result<(), WriteFileError> {
-        let img = image::open(&self.path.file_path())?;
+        let img = image::open(self.path.file_path())?;
         let tn = img.resize(640, 640, FilterType::Nearest);
-        tn.save(&self.path.thumbnail_path())?;
+        tn.save(self.path.thumbnail_path())?;
         Ok(())
     }
 
@@ -203,7 +203,7 @@ impl FileHandle {
 
 fn load_content(path: &Path) -> Result<Vec<u8>, ReadFileError> {
     let mut buf = Vec::new();
-    let mut file = std::fs::File::open(&path)?;
+    let mut file = std::fs::File::open(path)?;
     file.read_to_end(&mut buf)?;
     Ok(buf)
 }

file-service/src/store/fileinfo.rs

@@ -3,7 +3,6 @@ use crate::FileId;
 use super::{ReadFileError, WriteFileError};
 use chrono::prelude::*;
 use serde::{Deserialize, Serialize};
-use serde_json;
 use std::{
     io::{Read, Write},
     path::PathBuf,
@@ -33,7 +32,7 @@ impl FileInfo {
     pub fn save(&self, path: PathBuf) -> Result<(), WriteFileError> {
         let ser = serde_json::to_string(self).unwrap();
         let mut file = std::fs::File::create(path)?;
-        file.write(ser.as_bytes())?;
+        let _ = file.write(ser.as_bytes())?;
         Ok(())
     }
 }

file-service/src/store/mod.rs

@@ -3,12 +3,10 @@ use serde::{Deserialize, Serialize};
 use sha2::{Digest, Sha256};
 use sqlx::{
     sqlite::{SqlitePool, SqliteRow},
-    Executor, Row,
+    Row,
 };
-use std::collections::HashSet;
-use std::{ops::Deref, path::PathBuf, sync::Arc};
+use std::{collections::HashSet, ops::Deref, path::PathBuf};
 use thiserror::Error;
-use tokio::sync::RwLock;
 use uuid::Uuid;
 
 mod filehandle;
@@ -288,7 +286,7 @@ impl AuthDB {
             return Err(AuthError::DuplicateAuthToken);
         }
 
-        if results.len() == 0 {
+        if results.is_empty() {
             return Ok(None);
         }
 
@@ -322,7 +320,7 @@ impl AuthDB {
             return Err(AuthError::DuplicateSessionToken);
         }
 
-        if rows.len() == 0 {
+        if rows.is_empty() {
             return Ok(None);
         }
 
@@ -348,7 +346,7 @@ impl Store {
                 let path_ = path.unwrap().path();
                 if path_.extension().and_then(|s| s.to_str()) == Some("json") {
                     let stem = path_.file_stem().and_then(|s| s.to_str()).unwrap();
-                    Some(FileId::from(FileId::from(stem)))
+                    Some(FileId::from(stem))
                 } else {
                     None
                 }