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。

backend/app/api/v1/module_system/user/crud.py

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+from datetime import datetime
+
+from sqlalchemy.ext.asyncio import AsyncSession
+
+from app.api.v1.module_system.position.crud import PositionCRUD
+from app.api.v1.module_system.role.crud import RoleCRUD
+from app.core.base_crud import CRUDBase
+from app.core.base_schema import AuthSchema
+
+from .model import UserModel
+from .schema import UserCreateSchema, UserUpdateSchema
+
+
+class UserCRUD(CRUDBase[UserModel, UserCreateSchema, UserUpdateSchema]):
+    """用户模块数据层"""
+
+    def __init__(self, auth: AuthSchema, db: AsyncSession) -> None:
+        super().__init__(model=UserModel, auth=auth, db=db)
+
+    async def create_obj_crud(self, data: UserCreateSchema) -> UserModel | None:
+        """创建用户
+
+        参数:
+        - data (UserCreateSchema): 创建模型。
+
+        返回:
+        - UserModel | None: 新建实体。
+        """
+        return await self.create(data=data)
+
+    async def update_last_login(self, id: int) -> None:
+        """更新用户最后登录时间
+
+        参数:
+        - id (int): 用户ID
+        """
+        await self.set([id], last_login=datetime.now())
+
+    async def set_user_roles(self, user_ids: list[int], role_ids: list[int]) -> None:
+        """批量设置用户角色"""
+        user_objs = await self.get_list(search={"id": ("in", user_ids)}, preload=["roles"])
+        role_objs = [] if not role_ids else await RoleCRUD(self.auth, self.db).get_list(search={"id": ("in", role_ids)})
+
+        for obj in user_objs:
+            obj.roles.clear()
+            obj.roles.extend(role_objs)
+        await self.db.flush()
+
+    async def set_user_positions(self, user_ids: list[int], position_ids: list[int]) -> None:
+        """批量设置用户岗位"""
+        user_objs = await self.get_list(search={"id": ("in", user_ids)}, preload=["positions"])
+        position_objs = [] if not position_ids else await PositionCRUD(self.auth, self.db).get_list(search={"id": ("in", position_ids)})
+
+        for obj in user_objs:
+            obj.positions.clear()
+            obj.positions.extend(position_objs)
+        await self.db.flush()
+
+    async def change_password(self, id: int, password_hash: str) -> UserModel:
+        """修改用户密码
+
+        参数:
+        - id (int): 用户ID
+        - password_hash (str): 密码哈希值
+
+        返回:
+        - UserModel: 更新后的用户信息
+        """
+        return await self.update(id=id, data=UserUpdateSchema(password=password_hash))
+
+    async def forget_password(self, id: int, password_hash: str) -> UserModel:
+        """重置密码（与 change_password 逻辑相同）"""
+        return await self.change_password(id=id, password_hash=password_hash)