"""RTM MCP Configuration management."""
import json
from pathlib import Path
from pydantic import Field
from pydantic_settings import BaseSettings, SettingsConfigDict
class RTMConfig(BaseSettings):
"""RTM API configuration.
Loads from:
1. Environment variables (RTM_API_KEY, RTM_SHARED_SECRET, RTM_AUTH_TOKEN)
2. Config file (~/.config/rtm-mcp/config.json)
3. Legacy config file (~/.config/rtm/config.json)
"""
model_config = SettingsConfigDict(
env_prefix="RTM_",
env_file=".env",
env_file_encoding="utf-8",
extra="ignore",
)
api_key: str = Field(default="", description="RTM API key")
shared_secret: str = Field(default="", description="RTM shared secret")
auth_token: str = Field(default="", alias="token", description="RTM auth token")
@classmethod
def load(cls) -> "RTMConfig":
"""Load config from environment and/or config files."""
# Try loading from environment first
config = cls()
# If not fully configured, try config files
if not config.is_configured():
config = cls._load_from_file(config)
return config
@classmethod
def _load_from_file(cls, base_config: "RTMConfig") -> "RTMConfig":
"""Load config from JSON file."""
config_paths = [
Path.home() / ".config" / "rtm-mcp" / "config.json",
Path.home() / ".config" / "rtm" / "config.json", # Legacy location
]
for config_path in config_paths:
if config_path.exists():
try:
data = json.loads(config_path.read_text())
return cls(
api_key=data.get("api_key", base_config.api_key),
shared_secret=data.get("shared_secret", base_config.shared_secret),
token=data.get("token", base_config.auth_token),
)
except (json.JSONDecodeError, KeyError):
continue
return base_config
def is_configured(self) -> bool:
"""Check if all required settings are present."""
return bool(self.api_key and self.shared_secret and self.auth_token)
def save(self, path: Path | None = None) -> None:
"""Save config to file."""
if path is None:
path = Path.home() / ".config" / "rtm-mcp" / "config.json"
path.parent.mkdir(parents=True, exist_ok=True)
data = {
"api_key": self.api_key,
"shared_secret": self.shared_secret,
"token": self.auth_token,
}
path.write_text(json.dumps(data, indent=2))
# RTM API endpoints
RTM_API_URL = "https://api.rememberthemilk.com/services/rest/"
RTM_AUTH_URL = "https://www.rememberthemilk.com/services/auth/"
