from dataclasses import dataclass


# | **相关性** | **10/10** | 课程价格 = 培训咨询核心场景 |
# | **问答对应度** | **10/10** | 用户问价格，销售答价格，直接对应 |
# | **答案准确性** | **10/10** | 价格数字明确，更正了之前的错误 |
# | **可复用价值** | **8/10** | 价格问答是高频问题，答案可直接复用 |
# | **表达清晰度** | **8/10** | 数字清楚，语言通俗，虽有道歉但不影响理解 |
@dataclass
class QualityScore:
    relevance: int
    qa_alignment: int
    accuracy: int
    reusability: int
    clarity: int

    @property
    def total(self) -> int:
        weights = [0.3, 0.25, 0.20, 0.15, 0.10]
        scores = [
            self.relevance,
            self.qa_alignment,
            self.accuracy,
            self.reusability,
            self.clarity
        ]
        valid_scores = [s if s is not None else 0 for s in scores]
        return sum(float(s) * w for s, w in zip(valid_scores, weights)) * 10  # 转换为百分制