from pydantic_settings import BaseSettings
from functools import lru_cache


class Settings(BaseSettings):
    # Application
    app_name: str = "Find a Gram API"
    app_version: str = "1.0.0"
    debug: bool = False

    # Database
    database_url: str = "postgresql+asyncpg://findagram:findagram_pass@localhost:5432/findagram"

    # JWT
    secret_key: str = "your-super-secret-key-change-in-production"
    algorithm: str = "HS256"
    access_token_expire_minutes: int = 60 * 24 * 7  # 7 days

    # CORS
    cors_origins: list[str] = ["http://localhost:3001", "http://localhost:3000"]

    class Config:
        env_file = ".env"
        case_sensitive = False


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