149 lines
5.2 KiB
Python
149 lines
5.2 KiB
Python
# ===========================================
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# 班级操行分管理系统 - 后端服务
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#
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# 开发者: Canglan
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# 联系方式: admin@sea-studio.top
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# 版权归属: Sea Network Technology Studio
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# 许可证: MIT License
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#
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# 版权所有 © Sea Network Technology Studio
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# ===========================================
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import math
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from typing import Dict, Any, Optional, List
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from models.user import UserModel
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from models.student import StudentModel
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from models.conduct import ConductModel
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from models.homework import HomeworkModel
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from models.attendance import AttendanceModel
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from utils.logger import get_logger
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logger = get_logger(__name__)
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class ParentService:
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"""家长服务"""
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@staticmethod
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async def get_child_conduct(parent_id: int) -> Dict[str, Any]:
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"""获取子女操行分（仅总分，家长端不显示详细记录）"""
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# 获取家长关联的学生
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user = await UserModel.get_by_user_id(parent_id)
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if not user or not user["student_id"]:
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return {"error": "未关联学生"}
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student = await StudentModel.get_by_id(user["student_id"])
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if not student:
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return {"error": "学生不存在"}
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return {
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"student_id": student["student_id"],
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"student_name": student["name"],
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"student_no": student["student_no"],
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"total_points": student["total_points"]
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}
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@staticmethod
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async def get_child_homework(parent_id: int) -> Dict[str, Any]:
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"""获取子女作业情况"""
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user = await UserModel.get_by_user_id(parent_id)
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if not user or not user["student_id"]:
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return {"error": "未关联学生"}
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student = await StudentModel.get_by_id(user["student_id"])
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if not student:
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return {"error": "学生不存在"}
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homework = await HomeworkModel.get_student_homework(user["student_id"])
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return {
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"student_id": student["student_id"],
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"student_name": student["name"],
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"homework": homework
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}
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@staticmethod
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async def get_child_attendance(parent_id: int) -> Dict[str, Any]:
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"""获取子女考勤记录"""
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user = await UserModel.get_by_user_id(parent_id)
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if not user or not user["student_id"]:
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return {"error": "未关联学生"}
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student = await StudentModel.get_by_id(user["student_id"])
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if not student:
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return {"error": "学生不存在"}
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records = await AttendanceModel.get_student_records(user["student_id"])
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return {
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"student_id": student["student_id"],
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"student_name": student["name"],
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"records": records
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}
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@staticmethod
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async def get_child_ranking(parent_id: int) -> Dict[str, Any]:
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"""获取子女排名信息"""
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user = await UserModel.get_by_user_id(parent_id)
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if not user or not user["student_id"]:
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return {"error": "未关联学生"}
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student = await StudentModel.get_by_id(user["student_id"])
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if not student:
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return {"error": "学生不存在"}
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# 获取全班排名
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ranking = await StudentModel.get_ranking(limit=1000)
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total_students = await StudentModel.get_total_count()
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# 查找当前学生排名
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student_rank = None
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for r in ranking:
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if r["student_id"] == user["student_id"]:
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student_rank = r["rank"]
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# 计算百分比排名
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percentile = None
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if student_rank and total_students and total_students > 0:
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percentile = math.ceil(student_rank / total_students * 100)
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return {
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"student_id": student["student_id"],
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"student_name": student["name"],
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"student_no": student["student_no"],
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"total_points": student["total_points"],
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"rank": student_rank,
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"total_students": total_students,
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"percentile": percentile
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}
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@staticmethod
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async def get_child_history(parent_id: int, page: int = 1, page_size: int = 20) -> Dict[str, Any]:
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"""获取子女操行分历史记录"""
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user = await UserModel.get_by_user_id(parent_id)
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if not user or not user["student_id"]:
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return {"error": "未关联学生"}
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student = await StudentModel.get_by_id(user["student_id"])
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if not student:
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return {"error": "学生不存在"}
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offset = (page - 1) * page_size
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records = await ConductModel.get_student_records(
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student_id=user["student_id"],
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limit=page_size,
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offset=offset
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)
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# 使用 COUNT 查询获取总数（避免获取全部记录）
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total = await ConductModel.count_student_records(user["student_id"])
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return {
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"student_id": student["student_id"],
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"student_name": student["name"],
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"total_points": student["total_points"],
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"records": records,
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"total": total,
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"page": page,
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"page_size": page_size
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} |