"""PPT 生成场景解析与模板兼容性判断。"""
from insurance.ppt.comparison import generation_mode_for_scenario


def get_scenario_config(code: str) -> dict | None:
    if not code:
        return None
    try:
        from insurance.models.ppt_config import PptScenario

        scenario = PptScenario.query.filter_by(
            code=code, status=1, deleted_at=None
        ).first()
        return scenario.to_dict() if scenario else None
    except Exception:
        return None


def template_scenario_compatible(template_scenario: str, detected_scenario: str) -> bool:
    """模板场景只约束分类，底层计算模式始终由材料组合决定。"""
    if not template_scenario:
        return True
    if template_scenario == detected_scenario:
        return True
    config = get_scenario_config(template_scenario)
    if not config:
        return False
    if config.get("generationMode") != generation_mode_for_scenario(detected_scenario):
        return False
    base = config.get("baseScenario")
    return not base or base == detected_scenario


def scenario_codes_for_auto_match(detected_scenario: str) -> list[str]:
    """返回可自动匹配的场景代码，精确内置场景优先。"""
    result = [detected_scenario]
    try:
        from insurance.models.ppt_config import PptScenario

        rows = PptScenario.query.filter_by(
            base_scenario=detected_scenario,
            status=1,
            deleted_at=None,
        ).order_by(PptScenario.sort_order.asc()).all()
        result.extend(row.code for row in rows if row.code not in result)
    except Exception:
        pass
    return result