from typing import Literal
from pydantic import BaseModel

from .form_base_question import FormBaseQuestion
from fiber_package.signup.enums import FormElementCategory

from fiber_package.signup.answer.answer_open_questions import AnswerOpenQuestions

class OpenQuestion(BaseModel):
    question_en: str
    question_nl: str

    explanation_en: str
    explanation_nl: str

    placeholder_en: str = ""
    placeholder_nl: str = ""

class FormOpenQuestions(FormBaseQuestion):
    category: Literal[FormElementCategory.open_questions]

    questions: list[OpenQuestion]

    def validate_answer(self, answer: AnswerOpenQuestions) -> None:
        if answer.question_name != self.name:
            raise ValueError("Answer question name does not match.")

        answer_list = answer.answer_list
        if len(answer_list) != len(self.questions):
            raise ValueError("Length of answer question list does not match.")