from typing import Literal

from pydantic import BaseModel, EmailStr, Field

SUPPORTED_LANGS = ("en", "it", "es", "fr", "de")


class WaitlistRequest(BaseModel):
    email: EmailStr
    lang: Literal["en", "it", "es", "fr", "de"] = "en"
    # Honeypot field — must be empty. Bots tend to fill hidden fields.
    website: str = Field(default="", max_length=0)


_RESPONSE_MESSAGES: dict[str, str] = {
    "en": "Check your inbox for a confirmation link!",
    "it": "Controlla la tua casella email per il link di conferma!",
    "es": "¡Revisa tu bandeja de entrada para el enlace de confirmación!",
    "fr": "Vérifiez votre boîte de réception pour le lien de confirmation !",
    "de": "Überprüfe deinen Posteingang für den Bestätigungslink!",
}


class WaitlistResponse(BaseModel):
    ok: bool = True
    message: str = "Check your inbox for a confirmation link!"

    @classmethod
    def for_lang(cls, lang: str = "en") -> "WaitlistResponse":
        return cls(message=_RESPONSE_MESSAGES.get(lang, _RESPONSE_MESSAGES["en"]))