from functools import lru_cache

from pydantic import AnyHttpUrl, Field
from pydantic_settings import BaseSettings, SettingsConfigDict


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

    infrapulse_env: str = "development"
    infrapulse_secret_key: str = Field(default="change-me", min_length=8)
    database_url: str = "postgresql+psycopg://infrapulse:infrapulse@postgres:5432/infrapulse"
    redis_url: str = "redis://redis:6379/0"
    frontend_url: AnyHttpUrl | str = "http://localhost:5173"
    backend_url: AnyHttpUrl | str = "http://localhost:8000"
    initial_admin_email: str = "admin@example.com"
    initial_admin_password: str = "change-me"
    access_token_expire_minutes: int = 60 * 12


@lru_cache
def get_settings() -> Settings:
    return Settings()


settings = get_settings()