save config on change

Author: creaturekatze

src/fantasy_forge/config.py

@@ -1,4 +1,10 @@
+from __future__ import annotations
+
 from dataclasses import dataclass
+from typing import Any, Self
+
+import toml
+from xdg_base_dirs import xdg_config_home
 
 
 @dataclass
@@ -8,3 +14,32 @@ class Config:
     description = "the heroic player"
     logfile = "fantasy_forge.log"
     loglevel = "INFO"
+
+    def user_config() -> dict[str, Any]:
+        config_file = xdg_config_home() / "fantasy_forge.toml"
+
+        if not config_file.exists():
+            config_file.touch()
+
+        with config_file.open() as file:
+            config = toml.load(file)
+
+        return config
+
+    def read() -> Config:
+        user_config = Config.user_config()
+        config = Config()
+        config_options = dir(Config)
+        for option in config_options:
+            if option in user_config:
+                setattr(config, option, user_config[option])
+
+        return config
+
+    def save(self: Self):
+        config_file = xdg_config_home() / "fantasy_forge.toml"
+
+        with config_file.open("w") as file:
+            toml.dump(self.__dict__, file)
+
+        return

src/fantasy_forge/main.py

@@ -7,25 +7,12 @@
 from threading import current_thread
 from typing import Any
 
-import toml
-from xdg_base_dirs import xdg_config_home
-
 from fantasy_forge.area import Area
 from fantasy_forge.config import Config
 from fantasy_forge.player import Player
 from fantasy_forge.world import World
 
 
-def read_config_options(user_config: dict[str, Any]) -> Config:
-    config = Config()
-    config_options = dir(Config)
-    for option in config_options:
-        if option in user_config:
-            setattr(config, option, user_config[option])
-
-    return config
-
-
 def parse_args(config: Config, argv=argv[1:]):
     parser = ArgumentParser(description="Fantasy Forge: A text-based RPG")
     parser.add_argument("--version", action="version", version="%(prog)s 0.1.0")
@@ -43,21 +30,9 @@ def parse_args(config: Config, argv=argv[1:]):
     return parser.parse_args(argv)
 
 
-def user_config() -> dict[str, Any]:
-    config_file = xdg_config_home() / "fantasy_forge.toml"
-
-    if not config_file.exists():
-        config_file.touch()
-
-    with config_file.open() as file:
-        config = toml.load(file)
-
-    return config
-
-
 def main():
     # load config and args
-    config = read_config_options(user_config())
+    config = Config.read()
     args = parse_args(config)
     description = args.description
 
@@ -84,7 +59,7 @@ def main():
         ):
             if name_input:
                 player_name = name_input
-                setattr(config, 'name', name_input)
+                setattr(config, "name", name_input)
                 print(
                     world.l10n.format_value(
                         "character-name-change-successful", {"chosen_name": name_input}
@@ -111,6 +86,8 @@ def main():
                 )
             continue
 
+    config.save()
+
     print()
     player = Player(world, player_name, description, current_thread())