Files
banban/mini-program/app/service/child.py
HycJack a22fcafea9 新增小程序后端代码,包括数据库、路由、服务层等。
小程序前后端打通,包括登录、注册、绑定设备、查询绑定信息,修改小朋友名称等功能。
2026-04-13 01:54:57 +08:00

42 lines
1.3 KiB
Python

from collections.abc import Mapping
from datetime import date
from typing import Optional
from app.dao.child import ChildDAO
class ChildService:
def __init__(self, db):
self.dao = ChildDAO(db)
def create(
self,
user_id: int,
child_name: str,
child_gender: int = 2,
child_birthday: Optional[date] = None,
) -> Mapping:
child_id = self.dao.create(user_id, child_name, child_gender, child_birthday)
return self.dao.get_by_id(child_id)
def list_children(self, user_id: int, limit: int = 20, cursor: int = None) -> tuple[list, bool]:
rows = self.dao.list_by_parent(user_id, limit, cursor)
has_more = len(rows) > limit
rows = rows[:limit]
return rows, has_more
def get(self, child_id: int) -> Optional[Mapping]:
return self.dao.get_by_id(child_id)
def update(
self,
child_id: int,
user_id: int,
child_name: Optional[str] = None,
child_gender: Optional[int] = None,
child_birthday: Optional[date] = None,
) -> Mapping:
if not self.dao.has_access(child_id, user_id):
raise PermissionError("No access to this child")
self.dao.update(child_id, child_name, child_gender, child_birthday)
return self.dao.get_by_id(child_id)