initial commit

config.py

@@ -0,0 +1,51 @@
+import os
+from dataclasses import dataclass
+
+from dotenv import load_dotenv
+
+
+@dataclass
+class Settings:
+    telegram_bot_token: str
+    telegram_chat_id: int
+    minecraft_host: str
+    minecraft_port: int
+    poll_interval_seconds: int
+    status_file_path: str
+
+
+def load_settings() -> Settings:
+    load_dotenv()
+
+    token = os.getenv("TELEGRAM_BOT_TOKEN")
+    chat_id = os.getenv("TELEGRAM_CHAT_ID")
+    host = os.getenv("MINECRAFT_HOST")
+    port = os.getenv("MINECRAFT_PORT", "25565")
+    interval = os.getenv("POLL_INTERVAL_SECONDS", "30")
+    status_file_path = os.getenv("STATUS_FILE_PATH", "data/status.json")
+
+    if not token:
+        raise RuntimeError("TELEGRAM_BOT_TOKEN is required")
+    if not chat_id:
+        raise RuntimeError("TELEGRAM_CHAT_ID is required")
+    if not host:
+        raise RuntimeError("MINECRAFT_HOST is required")
+
+    try:
+        parsed_port = int(port)
+    except ValueError as exc:
+        raise RuntimeError("MINECRAFT_PORT must be an integer") from exc
+
+    try:
+        parsed_interval = int(interval)
+    except ValueError as exc:
+        raise RuntimeError("POLL_INTERVAL_SECONDS must be an integer") from exc
+
+    return Settings(
+        telegram_bot_token=token,
+        telegram_chat_id=int(chat_id),
+        minecraft_host=host,
+        minecraft_port=parsed_port,
+        poll_interval_seconds=parsed_interval,
+        status_file_path=status_file_path,
+    )