from pydantic_settings import BaseSettings
from typing import Optional


class Settings(BaseSettings):
    # Database
    postgres_db: str = "schaeffler"
    postgres_user: str = "schaeffler"
    postgres_password: str = "schaeffler"
    postgres_host: str = "localhost"
    postgres_port: int = 5432

    @property
    def database_url(self) -> str:
        return (
            f"postgresql+asyncpg://{self.postgres_user}:{self.postgres_password}"
            f"@{self.postgres_host}:{self.postgres_port}/{self.postgres_db}"
        )

    @property
    def database_url_sync(self) -> str:
        return (
            f"postgresql://{self.postgres_user}:{self.postgres_password}"
            f"@{self.postgres_host}:{self.postgres_port}/{self.postgres_db}"
        )

    # Redis / Celery
    redis_url: str = "redis://localhost:6379/0"

    # JWT
    jwt_secret_key: str = "changeme"
    jwt_algorithm: str = "HS256"
    jwt_access_token_expire_minutes: int = 480

    # Azure OpenAI
    azure_openai_api_key: Optional[str] = None
    azure_openai_endpoint: Optional[str] = None
    azure_openai_deployment: str = "gpt-4o"
    azure_openai_api_version: str = "2024-02-01"

    # File Storage
    upload_dir: str = "/app/uploads"
    max_upload_size_mb: int = 500

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


settings = Settings()