480 lines
20 KiB
Python
480 lines
20 KiB
Python
from typing import Any
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from datetime import date as _date, datetime
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from fastapi import UploadFile
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from sqlalchemy import func, select
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from sqlalchemy.ext.asyncio import AsyncSession
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from app.core.base_schema import AuthSchema, PageResultSchema, ImportResultSchema
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from app.core.exceptions import CustomException
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from app.core.logger import logger
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from app.utils.common_util import search_to_dict
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from app.utils.excel_util import ExcelUtil
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from .crud import BreedingPollenCRUD
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from .schema import (
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PollenCreateSchema,
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PollenOutSchema,
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PollenQueryParam,
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PollenUpdateSchema,
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)
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from app.api.v1.module_bre.tree.crud import BreedingTreeCRUD
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from app.api.v1.module_bre.germplasm.crud import BreedingGermplasmCRUD
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from app.core.base_crud import assert_parents_exist
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from app.api.v1.module_bre.tree.model import TreeModel
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from app.api.v1.module_bre.germplasm.model import BreedingGermplasmModel
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from .model import PollenModel
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def _is_blank(v: Any) -> bool:
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return v is None or (isinstance(v, str) and v.strip() == "")
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def _none_if_blank(v: Any) -> Any:
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if _is_blank(v):
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return None
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return str(v).strip() if isinstance(v, str) else v
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def _to_float(v: Any) -> float | None:
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if _is_blank(v):
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return None
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try:
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return float(v)
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except (TypeError, ValueError):
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return None
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def _to_date(v: Any) -> _date | None:
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"""把 Excel 单元格里的日期(字符串/日期对象/序列号)解析为 date。"""
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if _is_blank(v):
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return None
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if isinstance(v, _date):
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return v
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s = str(v).strip()
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if s.isdigit():
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try:
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return datetime.strptime(s, "%Y%m%d").date()
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except ValueError:
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pass
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for fmt in ("%Y-%m-%d", "%Y/%m/%d", "%Y.%m.%d"):
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try:
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return datetime.strptime(s, fmt).date()
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except ValueError:
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continue
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return None
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# 花期 5 档字典 → 代表区间(月,日)（粗粒度 fallback，仅规划提示非实测；与 sys_dict
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# flowering_period 值对齐，区间按桃 3-4 月物候经验设定）
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_BLOOM_TIER_SPAN: dict[str, tuple[tuple[int, int], tuple[int, int]]] = {
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"very_early": ((2, 25), (3, 10)),
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"early": ((3, 5), (3, 20)),
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"mid": ((3, 15), (3, 30)),
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"late": ((3, 25), (4, 10)),
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"very_late": ((4, 5), (4, 20)),
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}
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def _project_bloom(g: BreedingGermplasmModel, ref_year: int) -> tuple[_date, _date, str, str] | None:
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"""把种质花期投影到 ref_year：(start, end, source, note)；无花期返回 None。
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结构化区间(bloom_start_date~bloom_end_date)按年际月日投影（桃花期不跨年，
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取窗口起始年为参考年）；缺区间 fallback 到 flowering_period 档位代表区间。
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"""
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s, e = g.bloom_start_date, g.bloom_end_date
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if s is not None and e is not None:
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try:
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return (
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_date(ref_year, s.month, s.day),
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_date(ref_year, e.month, e.day),
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"interval",
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"结构化区间(年际重复)",
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)
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except ValueError:
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return None
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span = _BLOOM_TIER_SPAN.get(g.flowering_period)
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if span is None:
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return None
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try:
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(sm, sd), (em, ed) = span
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return (
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_date(ref_year, sm, sd),
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_date(ref_year, em, ed),
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"tier",
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"花期档位估计(粗粒度)",
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)
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except ValueError:
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return None
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class PollenService:
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"""花粉档案 模块服务层"""
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def __init__(self, auth: AuthSchema, db: AsyncSession) -> None:
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self.auth = auth
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self.db = db
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async def _check_code(self, code: str, exclude_id: int | None = None) -> None:
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if _is_blank(code):
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raise CustomException(msg="花粉批次号不能为空")
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conditions = [PollenModel.lot_code == code.strip(), PollenModel.is_deleted.is_(False)]
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if exclude_id is not None:
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conditions.append(PollenModel.id != exclude_id)
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result = await self.db.execute(select(func.count()).select_from(PollenModel).where(*conditions))
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if result.scalar() or 0:
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raise CustomException(msg=f"花粉批次号 {code} 已存在", status_code=409)
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async def _attach_fk_labels(self, items: list[PollenOutSchema]) -> None:
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if not items:
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return
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tree_ids = {getattr(it, "male_tree_id") for it in items if getattr(it, "male_tree_id")}
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if tree_ids:
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refs = await BreedingTreeCRUD(self.auth, self.db).get_list(search={"id": ("in", list(tree_ids))})
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ref_map = {r.id: getattr(r, "tree_no") for r in refs}
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for it in items:
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it.male_tree_no = ref_map.get(getattr(it, "male_tree_id"))
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async def detail(self, id: int) -> PollenOutSchema:
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obj = await BreedingPollenCRUD(self.auth, self.db).get(id=id)
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if not obj:
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raise CustomException(msg="该花粉批次不存在")
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out = PollenOutSchema.model_validate(obj)
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await self._attach_fk_labels([out])
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return out
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async def get_list(
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self,
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search: PollenQueryParam | None = None,
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order_by: list[dict[str, str]] | None = None,
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) -> list[PollenOutSchema]:
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obj_list = await BreedingPollenCRUD(self.auth, self.db).get_list(
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search=search_to_dict(search), order_by=order_by
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)
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outs = [PollenOutSchema.model_validate(obj) for obj in obj_list]
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await self._attach_fk_labels(outs)
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return outs
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async def page(
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self,
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page_no: int,
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page_size: int,
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search: PollenQueryParam | None = None,
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order_by: list[dict[str, str]] | None = None,
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) -> PageResultSchema[PollenOutSchema]:
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offset = (page_no - 1) * page_size
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result = await BreedingPollenCRUD(self.auth, self.db).page(
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offset=offset,
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limit=page_size,
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order_by=order_by or [{"id": "asc"}],
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search=search_to_dict(search, {}),
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out_schema=PollenOutSchema,
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)
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await self._attach_fk_labels(result.items)
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return result
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async def create(self, data: PollenCreateSchema) -> PollenOutSchema:
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await self._check_code(data.lot_code)
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await assert_parents_exist(
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self.db,
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[
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(TreeModel, data.male_tree_id, '采集父本树'),
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],
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)
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obj = await BreedingPollenCRUD(self.auth, self.db).create(data=data)
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out = PollenOutSchema.model_validate(obj)
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await self._attach_fk_labels([out])
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return out
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async def update(self, id: int, data: PollenUpdateSchema) -> PollenOutSchema:
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obj = await BreedingPollenCRUD(self.auth, self.db).get(id=id)
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if not obj:
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raise CustomException(msg="更新失败，该花粉批次不存在")
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if not _is_blank(data.lot_code):
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await self._check_code(data.lot_code, exclude_id=id)
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await assert_parents_exist(
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self.db,
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[
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(TreeModel, data.male_tree_id, '采集父本树'),
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],
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)
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obj = await BreedingPollenCRUD(self.auth, self.db).update(id=id, data=data)
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out = PollenOutSchema.model_validate(obj)
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await self._attach_fk_labels([out])
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return out
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async def delete(self, ids: list[int]) -> None:
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if not ids:
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raise CustomException(msg="删除失败，删除对象不能为空")
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objs = await BreedingPollenCRUD(self.auth, self.db).get_list(search={"id": ("in", ids)})
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obj_map = {o.id: o for o in objs}
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for id_ in ids:
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if id_ not in obj_map:
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raise CustomException(msg="删除失败，该花粉批次不存在")
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await BreedingPollenCRUD(self.auth, self.db).delete(ids=ids)
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async def list_options(self) -> list[dict[str, Any]]:
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"""供前端下拉选择使用：返回 [{value, label}]，label=批次号(+父本树号)。"""
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obj_list = await BreedingPollenCRUD(self.auth, self.db).get_list(order_by=[{"id": "asc"}])
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tree_ids = {o.male_tree_id for o in obj_list if o.male_tree_id}
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tree_map: dict[int, str] = {}
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if tree_ids:
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refs = await BreedingTreeCRUD(self.auth, self.db).get_list(search={"id": ("in", list(tree_ids))})
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tree_map = {r.id: getattr(r, "tree_no") for r in refs}
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result = []
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for o in obj_list:
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label = o.lot_code
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tn = tree_map.get(o.male_tree_id)
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if tn:
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label = f"{label}（{tn}）"
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result.append({"value": o.id, "label": label})
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return result
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async def available_lots(self, date_on: _date | None = None) -> list[dict[str, Any]]:
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"""授粉窗口计划：返回指定日期（缺省今天）在有效期内、可用的花粉批次。
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窗口 = [collect_date, expiry_date]，两日齐备且日期落在窗口内才可用。
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"""
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ref = date_on or _date.today()
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lots = await BreedingPollenCRUD(self.auth, self.db).get_list(order_by=[{"id": "asc"}])
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result = []
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for o in lots:
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if o.collect_date is None or o.expiry_date is None:
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continue
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if o.collect_date <= ref <= o.expiry_date:
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label = f"{o.lot_code}（{o.collect_date}~{o.expiry_date}）"
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if o.viability_pct is not None:
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label = f"{label} 活力{float(o.viability_pct):g}%"
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result.append({
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"value": o.id,
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"label": label,
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"collect_date": o.collect_date,
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"expiry_date": o.expiry_date,
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"viability_pct": float(o.viability_pct) if o.viability_pct is not None else None,
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})
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return result
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async def window_plan(self, window_start: _date, window_end: _date) -> dict[str, Any]:
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"""授粉窗口规划：花期数据 × bre_pollen 库存映射到 [window_start, window_end]。
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纯计算不落库。花期按年际月日投影到窗口起始年（桃花期 3-4 月，单年窗口假设）；
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每株窗口内花期种质给出可用花粉覆盖三态：
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covered=整段花期有花粉批次覆盖 / partial=部分覆盖 / none=无覆盖(需采粉贮藏或同期授粉)。
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库存侧给出窗口内批次状态（full/expiring/entering/expired/not_started）。
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"""
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if window_end < window_start:
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raise CustomException(msg="窗口结束不能早于窗口起始")
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ref_year = window_start.year
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gs = await BreedingGermplasmCRUD(self.auth, self.db).get_list(order_by=[{"id": "asc"}])
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lots = await BreedingPollenCRUD(self.auth, self.db).get_list(order_by=[{"id": "asc"}])
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lot_list = [o for o in lots if o.collect_date is not None and o.expiry_date is not None]
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status_msg = {
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"covered": "整段花期有可用花粉批次,可直接授粉",
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"partial": "花期仅部分覆盖可用花粉批次,注意贮藏量/有效期衔接",
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"none": "花期无可用花粉批次,需采粉贮藏或安排同期开花父本授粉",
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}
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blooming: list[dict[str, Any]] = []
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n_need_pollen = 0
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for g in gs:
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proj = _project_bloom(g, ref_year)
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if proj is None:
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continue
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bs, be, src, note = proj
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if be < window_start or bs > window_end:
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continue
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covers: list[dict[str, Any]] = []
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status = "none"
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for o in lot_list:
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if o.expiry_date < bs or o.collect_date > be:
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continue
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full = o.collect_date <= bs and o.expiry_date >= be
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covers.append({
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"lot_id": o.id,
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"lot_code": o.lot_code,
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"collect_date": o.collect_date,
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"expiry_date": o.expiry_date,
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"viability_pct": float(o.viability_pct) if o.viability_pct is not None else None,
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"covers_full": full,
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})
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if full:
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status = "covered"
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elif status == "none":
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status = "partial"
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if status == "none":
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n_need_pollen += 1
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blooming.append({
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"germplasm_id": g.id,
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"name": g.cultivar_name,
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"bloom_start": bs,
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"bloom_end": be,
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"bloom_source": src,
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"bloom_note": note,
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"pollen_status": status,
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"message": status_msg[status],
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"pollen_lots": covers,
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})
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inventory: list[dict[str, Any]] = []
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for o in lot_list:
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if o.expiry_date < window_start:
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st, msg = "expired", "窗口起始前已失效"
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elif o.collect_date > window_end:
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st, msg = "not_started", "窗口结束前尚未采集"
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elif o.collect_date <= window_start and o.expiry_date >= window_end:
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st, msg = "full", "全程覆盖窗口"
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elif o.expiry_date < window_end:
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st, msg = "expiring", "窗口内到期(注意窗口后半段)"
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else:
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st, msg = "entering", "窗口内采集(窗口前半段不可用)"
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inventory.append({
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"lot_id": o.id,
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"lot_code": o.lot_code,
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"collect_date": o.collect_date,
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"expiry_date": o.expiry_date,
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"viability_pct": float(o.viability_pct) if o.viability_pct is not None else None,
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"status": st,
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"message": msg,
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})
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return {
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"window_start": window_start,
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"window_end": window_end,
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"n_germplasm_total": len(gs),
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"n_blooming": len(blooming),
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"n_need_pollen": n_need_pollen,
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"blooming": blooming,
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"n_lots_total": len(lot_list),
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"inventory": inventory,
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}
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@staticmethod
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def batch_export(obj_list: list[dict[str, Any]]) -> bytes:
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mapping_dict = {
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"lot_code": "花粉批次号",
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"male_tree_no": "采集父本树",
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"source_type": "来源类型",
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"source_desc": "来源说明",
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"collect_date": "采集日期",
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"collect_method": "采集方式",
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"quantity": "采集量",
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"storage_method": "贮藏方式",
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"viability_method": "活力测定方法",
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"viability_pct": "花粉活力%",
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"viability_test_date": "活力测定日期",
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"expiry_date": "有效期",
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"remark": "备注",
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"created_time": "创建时间",
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"created_by": "创建者",
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}
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data = [dict(item) for item in obj_list]
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for item in data:
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creator = item.get("created_by")
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item["created_by"] = creator.get("name", "未知") if isinstance(creator, dict) else "未知"
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return ExcelUtil.export_list2excel(list_data=data, mapping_dict=mapping_dict)
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async def batch_import(self, file: UploadFile, update_support: bool = False) -> ImportResultSchema:
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header_dict = {
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"花粉批次号": "lot_code",
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"采集父本树": "male_tree_id",
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"来源类型": "source_type",
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"来源说明": "source_desc",
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"采集日期": "collect_date",
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"采集方式": "collect_method",
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"采集量": "quantity",
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"贮藏方式": "storage_method",
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"活力测定方法": "viability_method",
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"花粉活力%": "viability_pct",
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"活力测定日期": "viability_test_date",
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"有效期": "expiry_date",
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"备注": "remark",
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}
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try:
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contents = await file.read()
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rows = ExcelUtil.read_excel_to_dicts(contents)
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await file.close()
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if not rows:
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raise CustomException(msg="导入文件为空")
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missing_headers = [h for h in header_dict if h not in rows[0]]
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if missing_headers:
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raise CustomException(msg=f"导入文件缺少必要的列: {', '.join(missing_headers)}")
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tree_refs = await BreedingTreeCRUD(self.auth, self.db).get_list(order_by=[{"id": "asc"}])
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tree_id_map = {getattr(r, "tree_no"): r.id for r in tree_refs}
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mapped_rows = []
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for row in rows:
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mapped_rows.append({en: row.get(ch) for ch, en in header_dict.items()})
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required_fields = ["lot_code"]
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errors = []
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for field in required_fields:
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missing_indices = [i + 1 for i, r in enumerate(mapped_rows) if _is_blank(r.get(field))]
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if missing_indices:
|
||
field_name = next(k for k, v in header_dict.items() if v == field)
|
||
rows_str = "、".join(str(i) for i in missing_indices)
|
||
errors.append(f"{field_name}不能为空，第{rows_str}行")
|
||
if errors:
|
||
raise CustomException(msg=f"导入失败，以下行缺少必要字段：\n{'; '.join(errors)}")
|
||
error_msgs: list[str] = []
|
||
success_count = 0
|
||
crud = BreedingPollenCRUD(self.auth, self.db)
|
||
for i, row in enumerate(mapped_rows, start=1):
|
||
try:
|
||
male_tree_id_val = tree_id_map.get(str(row.get("male_tree_id")).strip()) if not _is_blank(row.get("male_tree_id")) else None
|
||
fields = {
|
||
"lot_code": _none_if_blank(row.get("lot_code")),
|
||
"male_tree_id": male_tree_id_val,
|
||
"source_type": _none_if_blank(row.get("source_type")) or "tree",
|
||
"source_desc": _none_if_blank(row.get("source_desc")),
|
||
"collect_date": _to_date(row.get("collect_date")),
|
||
"collect_method": _none_if_blank(row.get("collect_method")),
|
||
"quantity": _none_if_blank(row.get("quantity")),
|
||
"storage_method": _none_if_blank(row.get("storage_method")) or "fridge",
|
||
"viability_method": _none_if_blank(row.get("viability_method")),
|
||
"viability_pct": _to_float(row.get("viability_pct")),
|
||
"viability_test_date": _to_date(row.get("viability_test_date")),
|
||
"expiry_date": _to_date(row.get("expiry_date")),
|
||
"remark": _none_if_blank(row.get("remark")),
|
||
}
|
||
create_data = PollenCreateSchema(**fields)
|
||
await self._check_code(create_data.lot_code)
|
||
await crud.create(data=create_data)
|
||
success_count += 1
|
||
except Exception as e:
|
||
error_msgs.append(f"第{i}行: {e!s}")
|
||
continue
|
||
return ImportResultSchema(
|
||
valid_count=success_count,
|
||
invalid_count=len(error_msgs),
|
||
message_list=error_msgs,
|
||
)
|
||
except Exception as e:
|
||
logger.error(f"批量导入花粉档案失败: {e!s}")
|
||
raise CustomException(msg=f"导入失败: {e!s}")
|
||
|
||
@staticmethod
|
||
def import_template_download() -> bytes:
|
||
header_list = [
|
||
"花粉批次号",
|
||
"采集父本树",
|
||
"来源类型",
|
||
"来源说明",
|
||
"采集日期",
|
||
"采集方式",
|
||
"采集量",
|
||
"贮藏方式",
|
||
"活力测定方法",
|
||
"花粉活力%",
|
||
"活力测定日期",
|
||
"有效期",
|
||
"备注",
|
||
]
|
||
selector_header_list = []
|
||
option_list = [
|
||
]
|
||
return ExcelUtil.get_excel_template(
|
||
header_list=header_list,
|
||
selector_header_list=selector_header_list,
|
||
option_list=option_list,
|
||
)
|