from typing import Optional
from pydantic_settings import BaseSettings, SettingsConfigDict
from pydantic import computed_field

class Settings(BaseSettings):
    # --- General ---
    PROJECT_NAME: str = "Traffic Ecosystem SuperApp"
    VERSION: str = "2.0.0"
    API_V1_STR: str = "/api/v1"
    DEBUG: bool = False

    # --- Security / JWT ---
    SECRET_KEY: str
    ALGORITHM: str = "HS256"
    ACCESS_TOKEN_EXPIRE_MINUTES: int = 60

    # --- Password policy (TEST -> laza, PROD -> szigorú) ---
    PASSWORD_MIN_LENGTH: int = 4  # TESZT: 4, ÉLES: 10-12

    # --- Database ---
    DATABASE_URL: str  # már nálad compose-ban meg van adva

    # --- Redis ---
    REDIS_URL: str = "redis://service_finder_redis:6379/0"

    # --- Email sending ---
    # auto = ha van SENDGRID_API_KEY -> sendgrid api, különben smtp
    EMAIL_PROVIDER: str = "auto"  # auto | sendgrid | smtp | disabled

    EMAILS_FROM_EMAIL: str = "info@profibot.hu"
    EMAILS_FROM_NAME: str = "Profibot"

    # SendGrid API
    SENDGRID_API_KEY: Optional[str] = None

    # SMTP fallback (pl. Gmail App Password vagy más szolgáltató)
    SMTP_HOST: Optional[str] = None
    SMTP_PORT: int = 587
    SMTP_USER: Optional[str] = None
    SMTP_PASSWORD: Optional[str] = None
    SMTP_USE_TLS: bool = True

    # Frontend base URL a linkekhez (később NPM/domain)
    FRONTEND_BASE_URL: str = "http://192.168.100.43:3000"

    model_config = SettingsConfigDict(
        env_file=".env",
        env_file_encoding="utf-8",
        case_sensitive=True,
        extra="ignore"
    )

settings = Settings()