Improve backend code quality

moneymgr_backend/src/controllers/files_controller.rs

@@ -63,21 +63,20 @@ pub async fn download(
 pub async fn serve_file(req: HttpRequest, file: &File, download_file: bool) -> HttpResult {
     if !download_file {
         // Check if the browser already knows the etag
-        if let Some(c) = req.headers().get(header::IF_NONE_MATCH) {
-            if c.to_str().unwrap_or("") == file.sha512.as_str() {
-                return Ok(HttpResponse::NotModified().finish());
-            }
+        if let Some(c) = req.headers().get(header::IF_NONE_MATCH)
+            && c.to_str().unwrap_or("") == file.sha512.as_str()
+        {
+            return Ok(HttpResponse::NotModified().finish());
         }
 
         // Check if the browser already knows the file by date
         if let Some(c) = req.headers().get(header::IF_MODIFIED_SINCE) {
             let date_str = c.to_str().unwrap_or("");
-            if let Ok(date) = httpdate::parse_http_date(date_str) {
-                if date.add(Duration::from_secs(1))
+            if let Ok(date) = httpdate::parse_http_date(date_str)
+                && date.add(Duration::from_secs(1))
                     >= time_utils::unix_to_system_time(file.time_create as u64)
-                {
-                    return Ok(HttpResponse::NotModified().finish());
-                }
+            {
+                return Ok(HttpResponse::NotModified().finish());
             }
         }
     }

moneymgr_backend/src/controllers/movement_controller.rs

@@ -64,10 +64,10 @@ pub async fn get_list_of_account(
         });
     }
 
-    if let Some(limit) = query.limit {
-        if list.len() > limit {
-            list = list[..limit].to_vec();
-        }
+    if let Some(limit) = query.limit
+        && list.len() > limit
+    {
+        list = list[..limit].to_vec();
     }
 
     Ok(HttpResponse::Ok().json(list))