Create helper object for accessing plugin config

scripts/weechatrn.py

@@ -1,5 +1,24 @@
 import weechat
 import json
+from collections import UserDict
+
+
+class Options(UserDict[str, str]):
+    """Helper object for accessing configuration settings."""
+
+    def __init__(self):
+        UserDict[str, str].__init__(self)
+
+    def push_tokens(self) -> list[str]:
+        """Return comma separated push tokens as an array."""
+        if script_options["push_tokens"]:
+            return self.data["push_tokens"].split(",")
+        return []
+
+    def notify_current_buffer(self):
+        """Return notify_current_buffer option as boolean."""
+        return weechat.config_string_to_boolean(self.data["notify_current_buffer"])
+
 
 script_options_default = {
     "push_tokens": (
@@ -11,19 +30,15 @@
         "Option to send notifications for the current buffer",
     ),
 }
-script_options: dict[str, str] = {}
+script_options = Options()
 
 
 def weechatrn_cb(data: str, buffer: str, args: str) -> int:
     """
     Command to allow managing push tokens without the need to allow /set access
     to relay clients.
     """
-    tokens = (
-        script_options["push_tokens"].split(",")
-        if script_options["push_tokens"]
-        else []
-    )
+    tokens = script_options.push_tokens()
     if args not in tokens:
         tokens.append(args)
         weechat.config_set_plugin("push_tokens", ",".join(tokens))
@@ -58,7 +73,7 @@ def priv_msg_cb(
         return weechat.WEECHAT_RC_OK
 
     if (
-        not weechat.config_string_to_boolean(script_options["notify_current_buffer"])
+        not script_options.notify_current_buffer()
         and weechat.current_buffer() == buffer
     ):
         return weechat.WEECHAT_RC_OK
@@ -83,11 +98,7 @@ def send_push(title: str, body: str) -> None:
        "title": "Notification title",
        "body": "Notification body" }]
     """
-    push_tokens = (
-        script_options["push_tokens"].split(",")
-        if script_options["push_tokens"]
-        else []
-    )
+    push_tokens = script_options.push_tokens()
     if push_tokens == []:
         return
 
@@ -125,7 +136,7 @@ def remove_unregistered_devices(response: str) -> None:
     except json.JSONDecodeError:
         pass
     else:
-        tokens = script_options["push_tokens"].split(",")
+        tokens = script_options.push_tokens()
 
         for index, status in enumerate(statuses["data"]):
             if (