Move server code to this repo (#95)

move server code to this repo

app/db/sqlite/artists.py

@@ -0,0 +1,36 @@
+"""
+Contains methods for reading and writing to the sqlite artists database.
+"""
+
+import json
+from .utils import SQLiteManager
+
+
+class SQLiteArtistMethods:
+    @classmethod
+    def insert_one_artist(cls, artisthash: str, colors: str | list[str]):
+        """
+        Inserts a single artist into the database.
+        """
+        sql = """INSERT INTO artists(
+            artisthash,
+            colors
+            ) VALUES(?,?)
+            """
+        colors = json.dumps(colors)
+
+        with SQLiteManager() as cur:
+            cur.execute(sql, (artisthash, colors))
+
+    @classmethod
+    def get_all_artists(cls):
+        """
+        Get all artists from the database and return a generator of Artist objects
+        """
+        sql = """SELECT * FROM artists"""
+
+        with SQLiteManager() as cur:
+            cur.execute(sql)
+
+            for artist in cur.fetchall():
+                yield artist