Bot config and channel init

breadtube_bot/config.py

@@ -0,0 +1,21 @@
+from dataclasses import asdict, dataclass
+
+
+@dataclass
+class Config:
+    bot_channel: str = 'breadtube-bot'
+    bot_role: str = 'BreadTube'
+    bot_channel_init_retries: int = 3
+
+    def to_str(self) -> str:
+        return '\n'.join(['config', *[f'{k}={v}' for k, v in asdict(self).items()]])
+
+    def from_str(self, text: str):
+        lines = text.strip().splitlines()
+        if not lines:
+            raise RuntimeError('Config cannot load: empty input')
+        if lines[0] != 'config':
+            raise RuntimeError('Config cannot load: first line is not "config"')
+        for line in lines[1:]:
+            key, value = line.split('=', maxsplit=1)
+            setattr(self, key, self.__annotations__[key](value))