import requests


class QuestionManager:
    def __init__(self, api_url: str):
        self.api_url = api_url
        self.questions_url = f"{api_url}/questions"
        self.random_question_url = f"{api_url}/random_question"
        self.files_url = f"{api_url}/files"
        self.submit_url = f"{api_url}/submit"

    def fetch_random_question(self):
        print("Fetching random question")
        try:
            response = requests.get(self.random_question_url, timeout=15)
            response.raise_for_status()
            question_data = response.json()
            return question_data
        except requests.exceptions.RequestException as e:
            print(f"Error fetching random question: {e}")
        except requests.exceptions.JSONDecodeError as e:
            print(
                f"Error decoding JSON response from random question endpoint: {e}")
            print(f"Response text: {response.text[:500]}")
            return None
        except Exception as e:
            print(
                f"An unexpected error occurred fetching random question: {e}")
            return None

    def fetch_question_by_id(self, question_id: str) -> dict | None:
        print(f"Fetching question by id: {question_id}")
        questions = self.fetch_questions()
        for question in questions:
            if question.get("task_id") == question_id:
                return question
        return None

    def fetch_questions(self) -> list[dict]:
        print(f"Fetching questions from: {self.questions_url}")
        try:
            response = requests.get(self.questions_url, timeout=15)
            response.raise_for_status()
            questions_data = response.json()
            if not questions_data:
                print("Fetched questions list is empty.")
                return "Fetched questions list is empty or invalid format.", None
            print(f"Fetched {len(questions_data)} questions.")
            return questions_data
        except requests.exceptions.RequestException as e:
            print(f"Error fetching questions: {e}")
            return []
        except requests.exceptions.JSONDecodeError as e:
            print(f"Error decoding JSON response from questions endpoint: {e}")
            print(f"Response text: {response.text[:500]}")
            return []
        except Exception as e:
            print(f"An unexpected error occurred fetching questions: {e}")
            return []

    def prepare_questions_data(self, questions: list[dict]) -> list[dict]:
        print(f"Preparing question data for: {questions}")
        questions_data = []
        for item in questions:
            task_id = item.get("task_id")
            question_text = item.get("question")
            file_url = f"{self.files_url}/{task_id}"
            if not task_id or question_text is None:
                print(
                    f"Skipping item with missing task_id or question: {item}")
                continue
            question_data = {
                'task_id': task_id,
                'text': question_text,
                'file_url': file_url
            }
            questions_data.append(question_data)
        return questions_data