diff --git a/src/library/album.rs b/src/library/album.rs
index 52439b9..e0aeae8 100644
--- a/src/library/album.rs
+++ b/src/library/album.rs
@@ -3,9 +3,13 @@ use mongod::{
     derive::{Model, Referencable},
     Model, Referencable, Reference, Validate,
 };
+use mongodb::bson::doc;
 use serde::{Deserialize, Serialize};
+use serde_json::json;
 
-use crate::library::artist::Artist;
+use crate::{library::artist::Artist, route::ToAPI};
+
+use super::track::Track;
 
 #[derive(Debug, Clone, Serialize, Deserialize, Model, Referencable)]
 pub struct Album {
@@ -28,6 +32,44 @@ impl Album {
         a.insert().await.unwrap();
         a
     }
+
+    pub async fn get_tracks_of_album(album: &str) -> Vec<Track> {
+        Track::find(doc! { "album_id": album}, None).await.unwrap()
+    }
+
+    pub async fn get_cover(&self) -> Option<String> {
+        let track_path = Self::get_tracks_of_album(&format!("album::{}", self._id))
+            .await
+            .first()?
+            .path
+            .clone();
+        let track_path = std::path::Path::new(&track_path);
+
+        for ext in ["png", "jpg", "jpeg", "avif"] {
+            let cover_file = track_path.parent()?.join(format!("cover.{ext}"));
+
+            if cover_file.exists() {
+                return Some(cover_file.to_str().unwrap().to_string());
+            }
+        }
+
+        None
+    }
+}
+
+impl ToAPI for Album {
+    async fn api(&self) -> serde_json::Value {
+        json!({
+            "id": &self._id,
+            "title": &self.title,
+            "artist": self.artist_id.as_ref().map(|x| x.id()),
+            "cover_url": if self.get_cover().await.is_some() {
+                Some(format!("/album/{}/cover", self._id))
+            } else {
+                None
+            }
+        })
+    }
 }
 
 impl Validate for Album {
diff --git a/src/library/artist.rs b/src/library/artist.rs
index 4549e49..63a21fd 100644
--- a/src/library/artist.rs
+++ b/src/library/artist.rs
@@ -3,6 +3,9 @@ use mongod::{
     Model, Validate,
 };
 use serde::{Deserialize, Serialize};
+use serde_json::json;
+
+use crate::route::ToAPI;
 
 #[derive(Debug, Clone, Serialize, Deserialize, Model, Referencable)]
 pub struct Artist {
@@ -21,6 +24,15 @@ impl Artist {
     }
 }
 
+impl ToAPI for Artist {
+    async fn api(&self) -> serde_json::Value {
+        json!({
+            "id": &self._id,
+            "name": &self.name
+        })
+    }
+}
+
 impl Validate for Artist {
     async fn validate(&self) -> Result<(), String> {
         Ok(())
diff --git a/src/library/mod.rs b/src/library/mod.rs
index 4be72a1..db55af6 100644
--- a/src/library/mod.rs
+++ b/src/library/mod.rs
@@ -106,6 +106,7 @@ impl Libary {
                 .insert("meta".into(), metadata.0);
         }
 
+        // if no title in metadata use file name
         if entry.as_object().unwrap().get("title").is_none() {
             entry.as_object_mut().unwrap().insert(
                 "title".into(),
@@ -125,10 +126,6 @@ impl Libary {
         Artist::find(doc! {}, None).await.unwrap()
     }
 
-    pub async fn get_artist_by_id(&self, id: &str) -> Option<Artist> {
-        Artist::get(id).await
-    }
-
     pub async fn get_albums_by_artist(&self, artist: &str) -> Vec<Album> {
         let artist = format!("artist::{artist}");
         Album::find(doc! { "artist_id": artist}, None)
@@ -140,10 +137,6 @@ impl Libary {
         Album::get(album).await
     }
 
-    pub async fn get_tracks_of_album(&self, album: &str) -> Vec<Track> {
-        Track::find(doc! { "album_id": album}, None).await.unwrap()
-    }
-
     pub async fn get_track_by_id(&self, track_id: &str) -> Option<Track> {
         Track::get(track_id).await
     }
diff --git a/src/library/track.rs b/src/library/track.rs
index 80fa6fe..24e758d 100644
--- a/src/library/track.rs
+++ b/src/library/track.rs
@@ -6,7 +6,10 @@ use mongod::{
 use serde::{Deserialize, Serialize};
 use serde_json::json;
 
-use crate::library::{album::Album, artist::Artist};
+use crate::{
+    library::{album::Album, artist::Artist},
+    route::ToAPI,
+};
 
 use super::metadata::AudioMetadata;
 
@@ -59,8 +62,10 @@ impl Track {
 
         transcoded
     }
+}
 
-    pub async fn api(&self) -> serde_json::Value {
+impl ToAPI for Track {
+    async fn api(&self) -> serde_json::Value {
         let album_title = if let Some(album_ref) = &self.album_id {
             album_ref
                 .get_partial::<Album>(json!({"title": 1}))
diff --git a/src/route/album.rs b/src/route/album.rs
index 04ab986..014e9f8 100644
--- a/src/route/album.rs
+++ b/src/route/album.rs
@@ -2,13 +2,16 @@ use std::cmp::Ordering;
 
 use super::api_error;
 use super::FallibleApiResponse;
+use super::ToAPI;
 use mongod::Referencable;
 use mongodb::bson::doc;
 use rocket::fs::NamedFile;
 use rocket::*;
 use serde_json::json;
 
+use crate::library::album::Album;
 use crate::library::Libary;
+use crate::route::to_api;
 
 #[get("/artist/<artist_id>/albums")]
 pub async fn albums_route(artist_id: &str, lib: &State<Libary>) -> FallibleApiResponse {
@@ -16,7 +19,7 @@ pub async fn albums_route(artist_id: &str, lib: &State<Libary>) -> FallibleApiRe
 
     Ok(json!({
         "artist": artist_id,
-        "albums": &albums
+        "albums": to_api(&albums).await
     }))
 }
 
@@ -31,24 +34,7 @@ fn sort_by_tracknumber(a: &serde_json::Value, b: &serde_json::Value) -> Ordering
 #[get("/album/<album_id>/cover")]
 pub async fn album_cover_route(album_id: &str, lib: &State<Libary>) -> Option<NamedFile> {
     let album = lib.get_album_by_id(album_id).await?;
-
-    let track_path = lib
-        .get_tracks_of_album(&format!("album::{}", album._id))
-        .await
-        .first()?
-        .path
-        .clone();
-    let track_path = std::path::Path::new(&track_path);
-
-    for ext in ["png", "jpg", "jpeg", "avif"] {
-        let cover_file = track_path.parent()?.join(format!("cover.{ext}"));
-
-        if cover_file.exists() {
-            return NamedFile::open(cover_file).await.ok();
-        }
-    }
-
-    None
+    NamedFile::open(album.get_cover().await?).await.ok()
 }
 
 #[get("/album/<album_id>")]
@@ -58,8 +44,7 @@ pub async fn album_route(album_id: &str, lib: &State<Libary>) -> FallibleApiResp
         .await
         .ok_or_else(|| api_error("No album with that ID found"))?;
 
-    let mut tracks = lib
-        .get_tracks_of_album(&format!("album::{}", album._id))
+    let mut tracks = Album::get_tracks_of_album(&format!("album::{}", album._id))
         .await
         .into_iter()
         .map(|x| {
@@ -73,7 +58,7 @@ pub async fn album_route(album_id: &str, lib: &State<Libary>) -> FallibleApiResp
 
     tracks.sort_by(sort_by_tracknumber);
 
-    let mut album = serde_json::to_value(album).unwrap();
+    let mut album = album.api().await;
     album
         .as_object_mut()
         .unwrap()
diff --git a/src/route/artist.rs b/src/route/artist.rs
index 749e208..b50a567 100644
--- a/src/route/artist.rs
+++ b/src/route/artist.rs
@@ -1,23 +1,26 @@
 use super::api_error;
+use super::to_api;
 use super::FallibleApiResponse;
+use super::ToAPI;
+use mongod::Model;
 use mongodb::bson::doc;
 use rocket::*;
 
+use crate::library::artist::Artist;
 use crate::library::Libary;
 
 /// Get all artists
 #[get("/artists")]
 pub async fn artists_route(lib: &State<Libary>) -> FallibleApiResponse {
     let artists = lib.get_artists().await;
-    Ok(serde_json::to_value(&artists).unwrap())
+    Ok(serde_json::to_value(&to_api(&artists).await).unwrap())
 }
 
 #[get("/artist/<id>")]
-pub async fn artist_route(id: &str, lib: &State<Libary>) -> FallibleApiResponse {
-    Ok(serde_json::to_value(
-        &lib.get_artist_by_id(id)
-            .await
-            .ok_or_else(|| api_error("No artist with that ID found"))?,
-    )
-    .unwrap())
+pub async fn artist_route(id: &str) -> FallibleApiResponse {
+    Ok(Artist::get(id)
+        .await
+        .ok_or_else(|| api_error("No artist with that ID found"))?
+        .api()
+        .await)
 }
diff --git a/src/route/mod.rs b/src/route/mod.rs
index 604f308..f608d0b 100644
--- a/src/route/mod.rs
+++ b/src/route/mod.rs
@@ -6,6 +6,8 @@ pub mod artist;
 pub mod track;
 pub mod user;
 
+// todo : rework api
+
 type ApiError = BadRequest<serde_json::Value>;
 type FallibleApiResponse = Result<serde_json::Value, ApiError>;
 
@@ -14,3 +16,18 @@ pub fn api_error(msg: &str) -> ApiError {
         "error": msg
     }))
 }
+
+pub trait ToAPI: Sized {
+    /// Generate public API JSON
+    fn api(&self) -> impl std::future::Future<Output = serde_json::Value>;
+}
+
+pub async fn to_api(albums: &[impl ToAPI]) -> Vec<serde_json::Value> {
+    let mut ret = Vec::new();
+
+    for e in albums {
+        ret.push(e.api().await);
+    }
+
+    ret
+}
diff --git a/src/route/track.rs b/src/route/track.rs
index 8c73b35..35e7670 100644
--- a/src/route/track.rs
+++ b/src/route/track.rs
@@ -1,5 +1,6 @@
 use super::api_error;
 use super::FallibleApiResponse;
+use super::ToAPI;
 use fs::NamedFile;
 use mongodb::bson::doc;
 use rocket::*;