Added downloading from spotify.

TODO: Two playing options - old stream and new download

modules/spotify/config.py

@@ -0,0 +1,51 @@
+import json
+import os
+from dataclasses import dataclass
+from dataclasses_json import dataclass_json
+
+
+@dataclass_json
+@dataclass(frozen=True)
+class SpotConfig:
+    client_id: str
+    client_secret: str
+
+
+class SpotifyConfig:
+    @staticmethod
+    def default():
+        return {
+            "client_id": "5f573c9620494bae87890c0f08a60293",
+            "client_secret": "212476d9b0f3472eaa762d90b19b0ba8"
+        }
+
+    @staticmethod
+    def fix() -> None:
+        try:
+            with open("data/config.spotify", "w") as file:
+                json.dump(SpotifyConfig.default(), file)
+        except FileNotFoundError:
+            if not os.path.exists('data'):
+                os.mkdir('data')
+            SpotifyConfig.fix()
+
+    @staticmethod
+    def get() -> SpotConfig:
+        try:
+            with open("data/config.spotify", "r") as file:
+                return SpotConfig.from_dict(json.load(file))
+        except:
+            SpotifyConfig.fix()
+            return SpotifyConfig.get()
+
+    @staticmethod
+    def update(key: str, value: str | None) -> dict:
+        with open("data/config.spotify", "r") as file:
+            settings = json.load(file)
+
+        settings[key] = value
+
+        with open("data/config.spotify", "w") as file:
+            json.dump(settings, file)
+
+        return settings