init: 初始化 dpb 桃育种系统代码库

前后端 + 后端 FastAPI 全量源码、部署脚本与文档。
2026-08-06 00:17:49 +08:00
commit b95053c52c
1469 changed files with 322298 additions and 0 deletions
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+from typing import Any
+
+from fastapi import UploadFile
+from sqlalchemy.ext.asyncio import AsyncSession
+
+from app.core.base_schema import AuthSchema, PageResultSchema
+from app.core.exceptions import CustomException
+from app.core.logger import logger
+from app.utils.common_util import search_to_dict
+from app.utils.excel_util import ExcelUtil
+
+from .crud import BreedingGroupCRUD
+from .schema import (
+    GroupCreateSchema,
+    GroupOutSchema,
+    GroupQueryParam,
+    GroupUpdateSchema,
+)
+
+
+def _is_blank(v: Any) -> bool:
+    return v is None or (isinstance(v, str) and v.strip() == "")
+
+
+def _none_if_blank(v: Any) -> Any:
+    if _is_blank(v):
+        return None
+    return str(v).strip() if isinstance(v, str) else v
+
+
+def _to_float(v: Any) -> float | None:
+    if _is_blank(v):
+        return None
+    try:
+        return float(v)
+    except (TypeError, ValueError):
+        return None
+
+
+def _to_int(v: Any) -> int | None:
+    if _is_blank(v):
+        return None
+    try:
+        return int(float(v))
+    except (TypeError, ValueError):
+        return None
+
+
+class GroupService:
+    """分组管理 模块服务层"""
+
+    def __init__(self, auth: AuthSchema, db: AsyncSession) -> None:
+        self.auth = auth
+        self.db = db
+
+    async def _attach_fk_labels(self, items: list[GroupOutSchema]) -> None:
+        if not items:
+            return
+        crud = BreedingGroupCRUD(self.auth, self.db)
+
+    async def detail(self, id: int) -> GroupOutSchema:
+        obj = await BreedingGroupCRUD(self.auth, self.db).get(id=id)
+        if not obj:
+            raise CustomException(msg="该分组管理不存在")
+        out = GroupOutSchema.model_validate(obj)
+        await self._attach_fk_labels([out])
+        return out
+
+    async def get_list(
+        self,
+        search: GroupQueryParam | None = None,
+        order_by: list[dict[str, str]] | None = None,
+    ) -> list[GroupOutSchema]:
+        obj_list = await BreedingGroupCRUD(self.auth, self.db).get_list(
+            search=search_to_dict(search), order_by=order_by
+        )
+        outs = [GroupOutSchema.model_validate(obj) for obj in obj_list]
+        await self._attach_fk_labels(outs)
+        return outs
+
+    async def page(
+        self,
+        page_no: int,
+        page_size: int,
+        search: GroupQueryParam | None = None,
+        order_by: list[dict[str, str]] | None = None,
+    ) -> PageResultSchema[GroupOutSchema]:
+        offset = (page_no - 1) * page_size
+        result = await BreedingGroupCRUD(self.auth, self.db).page(
+            offset=offset,
+            limit=page_size,
+            order_by=order_by or [{"id": "asc"}],
+            search=search_to_dict(search, {}),
+            out_schema=GroupOutSchema,
+        )
+        await self._attach_fk_labels(result.items)
+        return result
+
+    async def create(self, data: GroupCreateSchema) -> GroupOutSchema:
+        obj = await BreedingGroupCRUD(self.auth, self.db).create(data=data)
+        out = GroupOutSchema.model_validate(obj)
+        return out
+
+    async def update(self, id: int, data: GroupUpdateSchema) -> GroupOutSchema:
+        obj = await BreedingGroupCRUD(self.auth, self.db).get(id=id)
+        if not obj:
+            raise CustomException(msg="更新失败，该分组管理不存在")
+        obj = await BreedingGroupCRUD(self.auth, self.db).update(id=id, data=data)
+        out = GroupOutSchema.model_validate(obj)
+        return out
+
+    async def delete(self, ids: list[int]) -> None:
+        if not ids:
+            raise CustomException(msg="删除失败，删除对象不能为空")
+        objs = await BreedingGroupCRUD(self.auth, self.db).get_list(search={"id": ("in", ids)})
+        obj_map = {o.id: o for o in objs}
+        for id_ in ids:
+            if id_ not in obj_map:
+                raise CustomException(msg="删除失败，该分组管理不存在")
+        await BreedingGroupCRUD(self.auth, self.db).delete(ids=ids)
+
+    async def list_options(self) -> list[dict[str, Any]]:
+        """供前端下拉选择使用：返回 [{value, label}]。"""
+        obj_list = await BreedingGroupCRUD(self.auth, self.db).get_list(order_by=[{"id": "asc"}])
+        return [{"value": o.id, "label": o.group_name} for o in obj_list]
+
+    @staticmethod
+    def batch_export(obj_list: list[dict[str, Any]]) -> bytes:
+        mapping_dict = {
+            "group_name": "分组名称",
+            "group_type": "分组类型",
+            "remark": "备注",
+            "created_time": "创建时间",
+            "created_by": "创建者",
+        }
+        data = [dict(item) for item in obj_list]
+        for item in data:
+            creator = item.get("created_by")
+            item["created_by"] = creator.get("name", "未知") if isinstance(creator, dict) else "未知"
+        return ExcelUtil.export_list2excel(list_data=data, mapping_dict=mapping_dict)
+
+    async def batch_import(self, file: UploadFile, update_support: bool = False) -> str:
+        header_dict = {
+            "分组名称": "group_name",
+            "分组类型": "group_type",
+            "备注": "remark",
+        }
+        try:
+            contents = await file.read()
+            rows = ExcelUtil.read_excel_to_dicts(contents)
+            await file.close()
+            if not rows:
+                raise CustomException(msg="导入文件为空")
+            missing_headers = [h for h in header_dict if h not in rows[0]]
+            if missing_headers:
+                raise CustomException(msg=f"导入文件缺少必要的列: {', '.join(missing_headers)}")
+            mapped_rows = []
+            for row in rows:
+                mapped_rows.append({en: row.get(ch) for ch, en in header_dict.items()})
+            required_fields = ["group_name"]
+            errors = []
+            for field in required_fields:
+                missing_indices = [i + 1 for i, r in enumerate(mapped_rows) if _is_blank(r.get(field))]
+                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 = BreedingGroupCRUD(self.auth, self.db)
+            for i, row in enumerate(mapped_rows, start=1):
+                try:
+                    fields = {
+                        "group_name": _none_if_blank(row.get("group_name")),
+                        "group_type": _none_if_blank(row.get("group_type")),
+                        "remark": _none_if_blank(row.get("remark")),
+                    }
+                    create_data = GroupCreateSchema(**fields)
+                    await crud.create(data=create_data)
+                    success_count += 1
+                except Exception as e:
+                    error_msgs.append(f"第{i}行: {e!s}")
+                    continue
+            result = f"成功导入 {success_count} 条数据"
+            if error_msgs:
+                result += "\n错误信息:\n" + "\n".join(error_msgs)
+            return result
+        except Exception as e:
+            logger.error(f"批量导入分组管理失败: {e!s}")
+            raise CustomException(msg=f"导入失败: {e!s}")
+
+    @staticmethod
+    def import_template_download() -> bytes:
+        header_list = [
+            "分组名称",
+            "分组类型",
+            "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,
+        )