from pydantic_settings import BaseSettings
from pydantic import field_validator
from typing import List


class Settings(BaseSettings):
    DATABASE_URL: str = "postgresql+asyncpg://postgres:postgres@localhost:5432/goodwalk"
    SECRET_KEY: str = "change-me-to-a-long-random-secret"
    ACCESS_TOKEN_EXPIRE_MINUTES: int = 15
    REFRESH_TOKEN_EXPIRE_DAYS: int = 7
    ALGORITHM: str = "HS256"
    ALLOWED_ORIGINS: str = "http://localhost:5173,https://www.goodwalk.co.nz"
    ENABLE_DOCS: bool = False
    SITE_URL: str = "http://localhost:5173"
    MEMBERS_URL: str = "http://localhost:5173/members"

    # Email — set EMAIL_BACKEND=console (default) to print to stdout during dev
    EMAIL_BACKEND: str = "console"
    SMTP_HOST: str = ""
    SMTP_PORT: int = 587
    SMTP_USE_TLS: bool = True
    SMTP_USER: str = ""
    SMTP_PASSWORD: str = ""
    EMAIL_FROM: str = "noreply@goodwalk.co.nz"

    @field_validator("ALLOWED_ORIGINS", mode="before")
    @classmethod
    def parse_allowed_origins(cls, v: str) -> str:
        # Keep as string; we parse to list via property
        return v

    @property
    def allowed_origins_list(self) -> List[str]:
        return [origin.strip() for origin in self.ALLOWED_ORIGINS.split(",") if origin.strip()]

    model_config = {"env_file": ".env", "extra": "ignore"}


settings = Settings()