from dataclasses import dataclass, field
from datetime import datetime


@dataclass
class Question:
    id: int
    category: str
    question_text: str
    expected_keywords: list[str]
    keyword_weight: float
    ai_weight: float
    improv_weight: float
    max_score: int
    scoring_criteria: str
    follow_up: str = ""


@dataclass
class Answer:
    transcribed_text: str
    audio_duration_sec: float
    timestamp: datetime = field(default_factory=datetime.now)


@dataclass
class QuestionResult:
    question: Question
    answer: Answer
    keyword_hits: list[str]
    keyword_score: float
    ai_content_score: float
    improvisation_score: float
    total_score: float
    ai_feedback: str


@dataclass
class InterviewReport:
    candidate_name: str
    interview_date: datetime
    results: list[QuestionResult]
    total_score: float
    max_possible_score: float
    pass_threshold: float
    is_passed: bool