break down the api blueprint into smaller blueprints

server/app/api/artist.py

@@ -0,0 +1,51 @@
+from flask import Blueprint
+import urllib
+
+from app import instances
+from app import helpers
+
+artist_bp = Blueprint("artist", __name__, url_prefix="/")
+from app import cache
+
+
+@artist_bp.route("/artist/<artist>")
+@cache.cached()
+def get_artist_data(artist: str):
+    """Returns the artist's data, tracks and albums"""
+    artist = urllib.parse.unquote(artist)
+    artist_obj = instances.artist_instance.get_artists_by_name(artist)
+
+    def get_artist_tracks():
+        songs = instances.songs_instance.find_songs_by_artist(artist)
+
+        return songs
+
+    artist_songs = get_artist_tracks()
+    songs = helpers.remove_duplicates(artist_songs)
+
+    def get_artist_albums():
+        artist_albums = []
+        albums_with_count = []
+
+        albums = instances.songs_instance.find_songs_by_albumartist(artist)
+
+        for song in albums:
+            if song["album"] not in artist_albums:
+                artist_albums.append(song["album"])
+
+        for album in artist_albums:
+            count = 0
+            length = 0
+
+            for song in artist_songs:
+                if song["album"] == album:
+                    count = count + 1
+                    length = length + song["length"]
+
+            album_ = {"title": album, "count": count, "length": length}
+
+            albums_with_count.append(album_)
+
+        return albums_with_count
+
+    return {"artist": artist_obj, "songs": songs, "albums": get_artist_albums()}