from pydantic_settings import BaseSettings, SettingsConfigDict


class Settings(BaseSettings):
    model_config = SettingsConfigDict(env_file=".env", env_file_encoding="utf-8", extra="ignore")

    # Database
    database_url: str = "postgresql://postgres:postgres@localhost:5432/kg_db"
    db_schema: str = "kg_admin"
    db_migrations_enabled: bool = True

    # FalkorDB
    falkordb_host: str = "localhost"
    falkordb_port: int = 6379
    falkordb_graph: str = "guiyang"
    falkordb_password: str = ""

    # Auth
    auth_secret: str = "change-me-at-least-32-chars-long-secret"
    auth_algorithm: str = "HS256"
    auth_token_expire_minutes: int = 480
    auth_default_username: str = "admin@example.com"
    auth_default_password: str = "admin"

    # LLM
    llm_api_base: str = ""
    llm_api_key: str = ""
    llm_model: str = "deepseek-chat"
    llm_timeout_seconds: int = 30
    llm_extraction_enabled: bool = False

    # App
    default_tenant: str = "guiyang"
    default_project: str = "default"
    ingest_api_keys: str = "dev-key-1"

    # AMap / Gaode JS API
    amap_web_key: str = ""
    amap_js_key: str = ""
    amap_security_jscode: str = ""


settings = Settings()