diff --git a/backend/src/api.rs b/backend/src/api.rs
index 92f186e..fc30e6d 100644
--- a/backend/src/api.rs
+++ b/backend/src/api.rs
@@ -1,9 +1,10 @@
-use crate::schema::DatabaseError;
 use crate::schema::gamenight::*;
 use crate::schema::users::*;
+use crate::schema::DatabaseError;
 use crate::schema::DbConn;
 use crate::AppConfig;
 use chrono::Utc;
+use futures::future::join_all;
 use jsonwebtoken::{decode, encode, DecodingKey, EncodingKey, Header, Validation};
 use rocket::http::Status;
 use rocket::request::{FromRequest, Outcome, Request};
@@ -13,7 +14,6 @@ use serde::{Deserialize, Serialize};
 use std::borrow::Cow;
 use uuid::Uuid;
 use validator::ValidateArgs;
-use futures::future::join_all;
 
 #[derive(Debug, Responder)]
 pub enum ApiResponseVariant {
@@ -144,26 +144,29 @@ pub struct GamenightOutput {
 pub async fn gamenights(conn: DbConn, _user: User) -> ApiResponseVariant {
     let gamenights = match get_all_gamenights(&conn).await {
         Ok(result) => result,
-        Err(err) => return ApiResponseVariant::Value(json!(ApiResponse::error(err.to_string())))
+        Err(err) => return ApiResponseVariant::Value(json!(ApiResponse::error(err.to_string()))),
     };
 
     let conn_ref = &conn;
 
-    let game_results : Result<Vec<GamenightOutput>, DatabaseError> = join_all(gamenights.iter().map(|gn| async move {
-        let games = get_games_of_gamenight(conn_ref, gn.id).await?;
-        let participants = load_participants(conn_ref, gn.id).await?;
-        Ok(GamenightOutput{
-            gamenight: gn.clone(),
-            game_list: games,
-            participants: participants,
-        })
-    })).await.into_iter().collect();
-
+    let game_results: Result<Vec<GamenightOutput>, DatabaseError> =
+        join_all(gamenights.iter().map(|gn| async move {
+            let games = get_games_of_gamenight(conn_ref, gn.id).await?;
+            let participants = load_participants(conn_ref, gn.id).await?;
+            Ok(GamenightOutput {
+                gamenight: gn.clone(),
+                game_list: games,
+                participants: participants,
+            })
+        }))
+        .await
+        .into_iter()
+        .collect();
 
     match game_results {
         Ok(result) => ApiResponseVariant::Value(json!(ApiResponse::gamenight_response(result))),
-        Err(err) => ApiResponseVariant::Value(json!(ApiResponse::error(err.to_string())))
-    }   
+        Err(err) => ApiResponseVariant::Value(json!(ApiResponse::error(err.to_string()))),
+    }
 }
 
 #[get("/gamenights", rank = 2)]
@@ -206,12 +209,17 @@ pub async fn gamenights_post_json(
         Err(err) => return ApiResponseVariant::Value(json!(ApiResponse::error(err.to_string()))),
     };
 
-    let gamenight_id = match insert_gamenight(&conn, gamenight.clone().into(), mutable_game_list).await {
+    let gamenight_id = match insert_gamenight(&conn, gamenight.clone().into(), mutable_game_list)
+        .await
+    {
         Ok(id) => id,
         Err(err) => return ApiResponseVariant::Value(json!(ApiResponse::error(err.to_string()))),
     };
 
-    let participant = GamenightParticipantsEntry{gamenight_id: gamenight_id, user_id: user.id};
+    let participant = GamenightParticipantsEntry {
+        gamenight_id: gamenight_id,
+        user_id: user.id,
+    };
     match insert_participant(&conn, participant).await {
         Ok(_) => ApiResponseVariant::Value(json!(ApiResponse::SUCCES)),
         Err(err) => ApiResponseVariant::Value(json!(ApiResponse::error(err.to_string()))),
@@ -340,8 +348,16 @@ pub async fn games_unauthorized() -> ApiResponseVariant {
     ApiResponseVariant::Status(Status::Unauthorized)
 }
 
-#[get("/participants", format = "application/json", data = "<gamenight_id_json>")]
-pub async fn get_participants(conn: DbConn, _user: User, gamenight_id_json: Json<GamenightId>) -> ApiResponseVariant {
+#[get(
+    "/participants",
+    format = "application/json",
+    data = "<gamenight_id_json>"
+)]
+pub async fn get_participants(
+    conn: DbConn,
+    _user: User,
+    gamenight_id_json: Json<GamenightId>,
+) -> ApiResponseVariant {
     match load_participants(&conn, gamenight_id_json.into_inner().gamenight_id).await {
         Ok(_) => ApiResponseVariant::Value(json!(ApiResponse::SUCCES)),
         Err(error) => ApiResponseVariant::Value(json!(ApiResponse::error(error.to_string()))),
@@ -354,7 +370,11 @@ pub async fn get_participants_unauthorized() -> ApiResponseVariant {
 }
 
 #[post("/participants", format = "application/json", data = "<entry_json>")]
-pub async fn post_participants(conn: DbConn, _user: User, entry_json: Json<GamenightParticipantsEntry>) -> ApiResponseVariant {
+pub async fn post_participants(
+    conn: DbConn,
+    _user: User,
+    entry_json: Json<GamenightParticipantsEntry>,
+) -> ApiResponseVariant {
     match insert_participant(&conn, entry_json.into_inner()).await {
         Ok(_) => ApiResponseVariant::Value(json!(ApiResponse::SUCCES)),
         Err(error) => ApiResponseVariant::Value(json!(ApiResponse::error(error.to_string()))),
@@ -367,7 +387,11 @@ pub async fn post_participants_unauthorized() -> ApiResponseVariant {
 }
 
 #[delete("/participants", format = "application/json", data = "<entry_json>")]
-pub async fn delete_participants(conn: DbConn, _user: User, entry_json: Json<GamenightParticipantsEntry>) -> ApiResponseVariant {
+pub async fn delete_participants(
+    conn: DbConn,
+    _user: User,
+    entry_json: Json<GamenightParticipantsEntry>,
+) -> ApiResponseVariant {
     match remove_participant(&conn, entry_json.into_inner()).await {
         Ok(_) => ApiResponseVariant::Value(json!(ApiResponse::SUCCES)),
         Err(error) => ApiResponseVariant::Value(json!(ApiResponse::error(error.to_string()))),
@@ -378,4 +402,3 @@ pub async fn delete_participants(conn: DbConn, _user: User, entry_json: Json<Gam
 pub async fn delete_participants_unauthorized() -> ApiResponseVariant {
     ApiResponseVariant::Status(Status::Unauthorized)
 }
-
diff --git a/backend/src/schema/gamenight.rs b/backend/src/schema/gamenight.rs
index 754bd11..3cc1c0a 100644
--- a/backend/src/schema/gamenight.rs
+++ b/backend/src/schema/gamenight.rs
@@ -87,7 +87,7 @@ pub async fn insert_gamenight(
     Ok(conn
         .run(move |c| {
             c.transaction::<_, DatabaseError, _>(|| {
-                let id : Uuid = diesel::insert_into(gamenight::table)
+                let id: Uuid = diesel::insert_into(gamenight::table)
                     .values(&new_gamenight)
                     .returning(gamenight::id)
                     .get_result(c)?;
@@ -106,8 +106,8 @@ pub async fn insert_gamenight(
 
                 Ok(id)
             })
-        }).await?
-    )
+        })
+        .await?)
 }
 
 pub async fn get_gamenight(conn: &DbConn, game_id: Uuid) -> Result<Gamenight, DatabaseError> {
@@ -126,18 +126,26 @@ pub async fn get_all_known_games(conn: &DbConn) -> Result<Vec<Game>, DatabaseErr
     Ok(conn.run(|c| known_games::table.load::<Game>(c)).await?)
 }
 
-pub async fn get_games_of_gamenight(conn: &DbConn, gamenight_id: Uuid) -> Result<Vec<Game>, DatabaseError> {
-    Ok(conn.run::<_, Result<Vec<Game>, _>>(move |c| {
-        let linked_game_ids: Vec<GamenightGameListEntry> = gamenight_gamelist::table
-            .filter(gamenight_gamelist::gamenight_id.eq(gamenight_id))
-            .load::<GamenightGameListEntry>(c)?;
-         
-        linked_game_ids.iter().map(|l| {
-            known_games::table
-                .filter(known_games::id.eq(l.game_id))
-                .first::<Game>(c)
-        }).collect()
-    }).await?)
+pub async fn get_games_of_gamenight(
+    conn: &DbConn,
+    gamenight_id: Uuid,
+) -> Result<Vec<Game>, DatabaseError> {
+    Ok(conn
+        .run::<_, Result<Vec<Game>, _>>(move |c| {
+            let linked_game_ids: Vec<GamenightGameListEntry> = gamenight_gamelist::table
+                .filter(gamenight_gamelist::gamenight_id.eq(gamenight_id))
+                .load::<GamenightGameListEntry>(c)?;
+
+            linked_game_ids
+                .iter()
+                .map(|l| {
+                    known_games::table
+                        .filter(known_games::id.eq(l.game_id))
+                        .first::<Game>(c)
+                })
+                .collect()
+        })
+        .await?)
 }
 
 pub async fn add_game(conn: &DbConn, game: Game) -> Result<usize, DatabaseError> {
@@ -161,17 +169,23 @@ pub async fn add_unknown_games(conn: &DbConn, games: &mut Vec<Game>) -> Result<(
     Ok(())
 }
 
-pub async fn load_participants(conn: &DbConn, gamenight_id: Uuid) -> Result<Vec<User>, DatabaseError> {
+pub async fn load_participants(
+    conn: &DbConn,
+    gamenight_id: Uuid,
+) -> Result<Vec<User>, DatabaseError> {
     Ok(conn
         .run::<_, Result<Vec<User>, _>>(move |c| {
             let linked_participants = gamenight_participants::table
                 .filter(gamenight_participants::gamenight_id.eq(gamenight_id))
                 .load::<GamenightParticipantsEntry>(c)?;
-            linked_participants.iter().map(|l| {
-                users::table
-                    .filter(users::id.eq(l.user_id))
-                    .first::<User>(c)
-            }).collect()
+            linked_participants
+                .iter()
+                .map(|l| {
+                    users::table
+                        .filter(users::id.eq(l.user_id))
+                        .first::<User>(c)
+                })
+                .collect()
         })
         .await?)
 }