380 lines
15 KiB
Python
380 lines
15 KiB
Python
from typing import Any
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from fastapi import UploadFile
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from sqlalchemy import false, 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.core.base_crud import assert_no_children
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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 BreedingPlanCRUD
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from .schema import (
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PlanCreateSchema,
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PlanOutSchema,
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PlanQueryParam,
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PlanUpdateSchema,
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)
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from app.api.v1.module_bre.target.model import TargetModel
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from app.api.v1.module_bre.target.crud import BreedingTargetCRUD
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from app.api.v1.module_bre.trial.model import TrialModel
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from app.api.v1.module_bre.cross_combination.model import CrossCombinationModel
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from app.api.v1.module_bre.trial_study.model import TrialStudyModel
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from app.api.v1.module_bre.tree.model import TreeModel
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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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class PlanService:
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"""育种计划 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 _attach_fk_labels(self, items: list[PlanOutSchema]) -> None:
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if not items:
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return
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crud = BreedingPlanCRUD(self.auth, self.db)
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async def detail(self, id: int) -> PlanOutSchema:
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obj = await BreedingPlanCRUD(self.auth, self.db).get(id=id)
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if not obj:
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raise CustomException(msg="该育种计划不存在")
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out = PlanOutSchema.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: PlanQueryParam | None = None,
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order_by: list[dict[str, str]] | None = None,
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) -> list[PlanOutSchema]:
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obj_list = await BreedingPlanCRUD(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 = [PlanOutSchema.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: PlanQueryParam | None = None,
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order_by: list[dict[str, str]] | None = None,
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) -> PageResultSchema[PlanOutSchema]:
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offset = (page_no - 1) * page_size
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result = await BreedingPlanCRUD(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=PlanOutSchema,
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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: PlanCreateSchema) -> PlanOutSchema:
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exist_obj = await BreedingPlanCRUD(self.auth, self.db).get(plan_code=data.plan_code)
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if exist_obj:
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raise CustomException(msg="创建失败，计划编号已存在")
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obj = await BreedingPlanCRUD(self.auth, self.db).create(data=data)
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out = PlanOutSchema.model_validate(obj)
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return out
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async def update(self, id: int, data: PlanUpdateSchema) -> PlanOutSchema:
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obj = await BreedingPlanCRUD(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，该育种计划不存在")
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if data.plan_code is not None:
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exist_obj = await BreedingPlanCRUD(self.auth, self.db).get(plan_code=data.plan_code)
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if exist_obj and exist_obj.id != id:
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raise CustomException(msg="更新失败，计划编号重复")
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obj = await BreedingPlanCRUD(self.auth, self.db).update(id=id, data=data)
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out = PlanOutSchema.model_validate(obj)
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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 BreedingPlanCRUD(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，该育种计划不存在")
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await assert_no_children(
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self.db,
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ids,
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[
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(TargetModel, 'plan_id', '育种目标'),
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(TrialModel, 'plan_id', '试验'),
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],
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)
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await BreedingPlanCRUD(self.auth, self.db).delete(ids=ids)
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async def trace(self, plan_id: int) -> dict[str, Any]:
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"""计划→目标→组合→树 与 计划→试验→试验点→树 双链可追溯汇总。
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返回 plan + 下游 targets(含组合/树数) + trials(含试验点/树数) + totals。
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"""
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plan = await BreedingPlanCRUD(self.auth, self.db).get(id=plan_id)
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if not plan:
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raise CustomException(msg="该育种计划不存在")
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targets = (
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await self.db.execute(
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select(TargetModel).where(TargetModel.plan_id == plan_id, TargetModel.is_deleted == false())
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)
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).scalars().all()
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target_ids = [t.id for t in targets]
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combos_by_target: dict[int, list[dict[str, Any]]] = {}
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if target_ids:
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combos = (
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await self.db.execute(
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select(CrossCombinationModel).where(
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CrossCombinationModel.bre_target_id.in_(target_ids),
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CrossCombinationModel.is_deleted == false(),
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)
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)
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).scalars().all()
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combo_ids = [c.id for c in combos]
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combo_trees: dict[int, int] = {}
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if combo_ids:
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for cid, n in (
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await self.db.execute(
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select(TreeModel.combination_id, func.count())
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.where(TreeModel.combination_id.in_(combo_ids), TreeModel.is_deleted == false())
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.group_by(TreeModel.combination_id)
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)
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).all():
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combo_trees[cid] = n
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for c in combos:
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combos_by_target.setdefault(c.bre_target_id, []).append(
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{"id": c.id, "combination_code": c.combination_code, "trees": combo_trees.get(c.id, 0)}
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)
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trials = (
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await self.db.execute(
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select(TrialModel).where(TrialModel.plan_id == plan_id, TrialModel.is_deleted == false())
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)
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).scalars().all()
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trial_ids = [r.id for r in trials]
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target_names: dict[int, str] = {}
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tri_target_ids = {r.target_id for r in trials if r.target_id}
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if tri_target_ids:
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tri_targets = (
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await self.db.execute(
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select(TargetModel).where(TargetModel.id.in_(tri_target_ids), TargetModel.is_deleted == false())
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)
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).scalars().all()
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target_names = {t.id: t.target_name for t in tri_targets}
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studies_by_trial: dict[int, list[dict[str, Any]]] = {}
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if trial_ids:
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studies = (
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await self.db.execute(
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select(TrialStudyModel).where(
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TrialStudyModel.trial_id.in_(trial_ids), TrialStudyModel.is_deleted == false()
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)
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)
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).scalars().all()
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study_ids = [s.id for s in studies]
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study_trees: dict[int, int] = {}
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if study_ids:
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for sid, n in (
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await self.db.execute(
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select(TreeModel.trial_study_id, func.count())
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.where(TreeModel.trial_study_id.in_(study_ids), TreeModel.is_deleted == false())
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.group_by(TreeModel.trial_study_id)
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)
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).all():
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study_trees[sid] = n
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for s in studies:
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studies_by_trial.setdefault(s.trial_id, []).append(
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{"id": s.id, "study_name": s.study_name, "trees": study_trees.get(s.id, 0)}
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)
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target_out = []
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for t in targets:
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combos = combos_by_target.get(t.id, [])
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target_out.append({
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"id": t.id,
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"target_name": t.target_name,
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"plan_id": t.plan_id,
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"combinations": combos,
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"n_combinations": len(combos),
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"n_trees": sum(c["trees"] for c in combos),
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})
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trial_out = []
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for r in trials:
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studies = studies_by_trial.get(r.id, [])
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trial_out.append({
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"id": r.id,
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"trial_name": r.trial_name,
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"plan_id": r.plan_id,
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"target_id": r.target_id,
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"target_name": target_names.get(r.target_id),
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"trial_studies": studies,
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"n_trial_studies": len(studies),
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"n_trees": sum(s["trees"] for s in studies),
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})
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return {
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"plan": {"id": plan.id, "plan_code": plan.plan_code, "plan_name": plan.plan_name},
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"targets": target_out,
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"trials": trial_out,
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"totals": {
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"targets": len(target_out),
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"trials": len(trial_out),
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"combinations": sum(t["n_combinations"] for t in target_out),
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"trial_studies": sum(r["n_trial_studies"] for r in trial_out),
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"trees": sum(t["n_trees"] for t in target_out) + sum(r["n_trees"] for r in trial_out),
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},
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}
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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 BreedingPlanCRUD(self.auth, self.db).get_list(order_by=[{"id": "asc"}])
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return [{"value": o.id, "label": o.plan_code} 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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"plan_code": "计划编号",
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"plan_name": "计划名称",
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"objective": "计划目标",
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"start_year": "起始年份",
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"end_year": "结束年份",
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"leader": "负责人",
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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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"计划编号": "plan_code",
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"计划名称": "plan_name",
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"计划目标": "objective",
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"起始年份": "start_year",
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"结束年份": "end_year",
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"负责人": "leader",
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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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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 = ["plan_code", "plan_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 = BreedingPlanCRUD(self.auth, self.db)
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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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"plan_code": _none_if_blank(row.get("plan_code")),
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"plan_name": _none_if_blank(row.get("plan_name")),
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"objective": _none_if_blank(row.get("objective")),
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"start_year": _to_int(row.get("start_year")),
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"end_year": _to_int(row.get("end_year")),
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"leader": _none_if_blank(row.get("leader")),
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"remark": _none_if_blank(row.get("remark")),
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}
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unique_kwargs = {"plan_code": fields["plan_code"]}
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create_data = PlanCreateSchema(**fields)
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exist_obj = await crud.get(**unique_kwargs)
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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=PlanUpdateSchema(**fields))
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success_count += 1
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else:
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error_msgs.append(f"第{i}行: 计划编号 {fields['plan_code']} 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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return ImportResultSchema(
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valid_count=success_count,
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invalid_count=len(error_msgs),
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message_list=error_msgs,
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)
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except Exception as e:
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logger.error(f"批量导入育种计划失败: {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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"计划编号",
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"计划名称",
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"计划目标",
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"起始年份",
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"结束年份",
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"负责人",
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"备注",
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]
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selector_header_list = []
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option_list = [
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]
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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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