import secrets

from pydantic_settings import BaseSettings


class Settings(BaseSettings):
    DATABASE_URL: str = "postgresql+asyncpg://waitlist:changeme@localhost:5432/waitlist_db"
    ALLOWED_ORIGINS: str = "https://adiuvai.com,https://www.adiuvai.com"
    RATE_LIMIT_PER_MINUTE: int = 5
    ENVIRONMENT: str = "development"

    # Brevo (email)
    BREVO_API_KEY: str = ""
    BREVO_SENDER_EMAIL: str = "noreply@adiuvai.com"
    BREVO_SENDER_NAME: str = "adiuvAI"
    BREVO_LIST_ID: int = 0  # Brevo contact list ID for waitlist subscribers

    # Confirmation link
    CONFIRM_SECRET: str = secrets.token_hex(32)  # override in production .env
    CONFIRM_BASE_URL: str = "https://adiuvai.com"
    CONFIRM_TOKEN_EXPIRY_HOURS: int = 48

    # Daily report
    REPORT_RECIPIENT_EMAIL: str = ""  # your email — leave empty to disable

    model_config = {"env_file": ".env", "env_file_encoding": "utf-8"}

    @property
    def origins_list(self) -> list[str]:
        return [o.strip() for o in self.ALLOWED_ORIGINS.split(",") if o.strip()]

    @property
    def sync_database_url(self) -> str:
        return self.DATABASE_URL.replace("+asyncpg", "+psycopg2")

    @property
    def brevo_configured(self) -> bool:
        return bool(self.BREVO_API_KEY)


settings = Settings()