275 lines
12 KiB
Plaintext
275 lines
12 KiB
Plaintext
from typing import Any
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from fastapi import UploadFile
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from sqlalchemy.ext.asyncio import AsyncSession
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from app.core.base_schema import AuthSchema, PageResultSchema
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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 app.utils.dict_util import DictLabelResolver
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from .crud import BreedingGermplasmCRUD
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from .schema import (
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BreedingGermplasmCreateSchema,
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BreedingGermplasmOutSchema,
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BreedingGermplasmQueryParam,
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BreedingGermplasmUpdateSchema,
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)
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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_int(v: Any) -> int | 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 int(float(v))
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except (TypeError, ValueError):
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return None
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def _to_bool(v: Any) -> bool:
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if _is_blank(v):
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return False
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return str(v).strip().lower() in ("是", "true", "1", "yes", "y")
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class BreedingGermplasmService:
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"""亲本资源管理模块服务层"""
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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 detail(self, id: int) -> BreedingGermplasmOutSchema:
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obj = await BreedingGermplasmCRUD(self.auth, self.db).get(id=id)
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if not obj:
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raise CustomException(msg="该亲本资源不存在")
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return BreedingGermplasmOutSchema.model_validate(obj)
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async def get_list(
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self,
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search: BreedingGermplasmQueryParam | None = None,
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order_by: list[dict[str, str]] | None = None,
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) -> list[BreedingGermplasmOutSchema]:
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obj_list = await BreedingGermplasmCRUD(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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return [BreedingGermplasmOutSchema.model_validate(obj) for obj in obj_list]
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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: BreedingGermplasmQueryParam | None = None,
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order_by: list[dict[str, str]] | None = None,
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) -> PageResultSchema[BreedingGermplasmOutSchema]:
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offset = (page_no - 1) * page_size
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return await BreedingGermplasmCRUD(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=BreedingGermplasmOutSchema,
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)
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async def create(self, data: BreedingGermplasmCreateSchema) -> BreedingGermplasmOutSchema:
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exist_obj = await BreedingGermplasmCRUD(self.auth, self.db).get(cultivar_name=data.cultivar_name)
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if exist_obj:
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raise CustomException(msg="创建失败，品种/种质名称已存在")
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obj = await BreedingGermplasmCRUD(self.auth, self.db).create(data=data)
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return BreedingGermplasmOutSchema.model_validate(obj)
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async def update(self, id: int, data: BreedingGermplasmUpdateSchema) -> BreedingGermplasmOutSchema:
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obj = await BreedingGermplasmCRUD(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，该亲本资源不存在")
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if data.cultivar_name is not None:
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exist_obj = await BreedingGermplasmCRUD(self.auth, self.db).get(cultivar_name=data.cultivar_name)
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if exist_obj and exist_obj.id != id:
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raise CustomException(msg="更新失败，品种/种质名称重复")
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obj = await BreedingGermplasmCRUD(self.auth, self.db).update(id=id, data=data)
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return BreedingGermplasmOutSchema.model_validate(obj)
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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 BreedingGermplasmCRUD(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，该亲本资源不存在")
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await BreedingGermplasmCRUD(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}]。"""
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obj_list = await BreedingGermplasmCRUD(self.auth, self.db).get_list(order_by=[{"id": "asc"}])
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return [{"value": o.id, "label": o.cultivar_name} for o in obj_list]
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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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"id": "编号",
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"cultivar_name": "品种/种质名称",
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"variety_type": "变种类型",
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"origin": "来源",
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"preservation_site": "保存地",
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"avg_fruit_weight": "平均果重(g)",
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"ssc": "可溶性固形物(%)",
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"firmness": "硬度",
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"maturity_period": "成熟期",
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"flowering_period": "花期",
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"chilling_requirement": "需冷量(h)",
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"disease_resistance": "抗病性描述",
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"can_be_female": "可作母本",
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"can_be_male": "可作父本",
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"pedigree_note": "系谱备注",
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"photo_path": "照片地址",
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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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item["can_be_female"] = "是" if item.get("can_be_female") else "否"
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item["can_be_male"] = "是" if item.get("can_be_male") else "否"
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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) -> str:
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header_dict = {
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"品种/种质名称": "cultivar_name",
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"变种类型": "variety_type",
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"来源": "origin",
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"保存地": "preservation_site",
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"平均果重(g)": "avg_fruit_weight",
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"可溶性固形物(%)": "ssc",
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"硬度": "firmness",
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"成熟期": "maturity_period",
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"花期": "flowering_period",
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"需冷量(h)": "chilling_requirement",
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"抗病性描述": "disease_resistance",
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"可作母本": "can_be_female",
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"可作父本": "can_be_male",
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"系谱备注": "pedigree_note",
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"照片地址": "photo_path",
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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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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 = ["cultivar_name"]
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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:
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field_name = next(k for k, v in header_dict.items() if v == field)
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rows_str = "、".join(str(i) for i in missing_indices)
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errors.append(f"{field_name}不能为空，第{rows_str}行")
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if errors:
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raise CustomException(msg=f"导入失败，以下行缺少必要字段：\n{'; '.join(errors)}")
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error_msgs: list[str] = []
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success_count = 0
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crud = BreedingGermplasmCRUD(self.auth, self.db)
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resolver = DictLabelResolver(self.auth, self.db, ["variety_type", "maturity_period", "firmness", "flowering_period"])
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for i, row in enumerate(mapped_rows, start=1):
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try:
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fields = {
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"cultivar_name": str(row["cultivar_name"]).strip(),
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"variety_type": await resolver.resolve("variety_type", row.get("variety_type")),
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"origin": _none_if_blank(row.get("origin")),
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"preservation_site": _none_if_blank(row.get("preservation_site")),
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"avg_fruit_weight": _to_float(row.get("avg_fruit_weight")),
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"ssc": _to_float(row.get("ssc")),
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"firmness": await resolver.resolve("firmness", row.get("firmness")),
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"maturity_period": await resolver.resolve("maturity_period", row.get("maturity_period")),
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"flowering_period": await resolver.resolve("flowering_period", row.get("flowering_period")),
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"chilling_requirement": _to_int(row.get("chilling_requirement")),
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"disease_resistance": _none_if_blank(row.get("disease_resistance")),
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"can_be_female": _to_bool(row.get("can_be_female")),
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"can_be_male": _to_bool(row.get("can_be_male")),
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"pedigree_note": _none_if_blank(row.get("pedigree_note")),
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"photo_path": _none_if_blank(row.get("photo_path")),
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}
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create_data = BreedingGermplasmCreateSchema(**fields)
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exist_obj = await crud.get(cultivar_name=create_data.cultivar_name)
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if exist_obj:
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if update_support:
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await crud.update(id=exist_obj.id, data=BreedingGermplasmUpdateSchema(**fields))
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success_count += 1
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else:
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error_msgs.append(f"第{i}行: 品种/种质名称 {create_data.cultivar_name} 已存在")
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else:
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await crud.create(data=create_data)
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success_count += 1
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except Exception as e:
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error_msgs.append(f"第{i}行: {e!s}")
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continue
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result = f"成功导入 {success_count} 条数据"
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if error_msgs:
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result += "\n错误信息:\n" + "\n".join(error_msgs)
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return result
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except Exception as e:
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logger.error(f"批量导入亲本资源失败: {e!s}")
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raise CustomException(msg=f"导入失败: {e!s}")
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@staticmethod
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def import_template_download() -> bytes:
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header_list = [
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"品种/种质名称",
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"变种类型",
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"来源",
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"保存地",
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"平均果重(g)",
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"可溶性固形物(%)",
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"硬度",
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"成熟期",
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"花期",
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"需冷量(h)",
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"抗病性描述",
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"可作母本",
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"可作父本",
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"系谱备注",
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"照片地址",
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]
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selector_header_list = ["可作母本", "可作父本"]
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option_list = [{"可作母本": ["是", "否"]}, {"可作父本": ["是", "否"]}]
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return ExcelUtil.get_excel_template(
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header_list=header_list,
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selector_header_list=selector_header_list,
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option_list=option_list,
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)
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