"""按实验室入库编码前缀匹配内置生产任务组合模版。"""

from typing import List, Optional, Tuple

# 最长前缀优先：BC 必须在 B 之前，避免 BC… 误匹配造血干
_LAB_CODE_BUILTIN_SET_RULES: List[Tuple[str, str]] = [
    ("UBMC", "UBMC冻存（内置模版）"),
    ("PBMC", "PBMC冻存（内置模版）"),
    ("BC", "干细胞培养（内置模版）"),
    ("B", "造血干样本处理（内置模版）"),
]


def match_builtin_task_set_name_by_lab_storage_code(lab_storage_code: str) -> Optional[str]:
    """返回应使用的内置模版集合名称；无匹配返回 None。大小写不敏感。"""
    text = (lab_storage_code or "").strip().upper()
    if not text:
        return None
    for prefix, set_name in _LAB_CODE_BUILTIN_SET_RULES:
        if text.startswith(prefix.upper()):
            return set_name
    return None