193 lines
6.8 KiB
Python
193 lines
6.8 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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from typing import Dict, Any, List, Optional
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from datetime import datetime
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from models.student import StudentModel
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from models.conduct import ConductModel
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from models.user import UserModel
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from middleware.permission import PermissionChecker
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from config import settings
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from utils.logger import get_logger
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logger = get_logger(__name__)
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class ConductService:
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"""操行分服务"""
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@staticmethod
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async def add_points(
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student_ids: List[int],
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points_change: int,
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reason: str,
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recorder_id: int,
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recorder_name: str
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) -> Dict[str, Any]:
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"""
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批量加减分
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"""
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# 验证分值
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if points_change == 0:
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return {"success": False, "message": "分值不能为0"}
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# 获取操作人角色
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role = await PermissionChecker.get_user_role(recorder_id)
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# 权限验证
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if role == "班主任":
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# 班主任无限制
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pass
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elif role == "班长":
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# 班长限制 ±5分
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if points_change > settings.MONITOR_MAX_ADD or points_change < settings.MONITOR_MAX_SUBTRACT:
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return {"success": False, "message": f"班长单次只能加减{settings.MONITOR_MAX_ADD}分以内"}
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elif role == "劳动委员":
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# 劳动委员固定 ±1分
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if points_change not in [settings.LABOR_POINTS_ADD, settings.LABOR_POINTS_SUBTRACT]:
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return {"success": False, "message": "劳动委员只能进行±1分操作"}
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elif role in ["学习委员", "考勤委员"]:
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# 学习委员和考勤委员只能扣分
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if points_change > 0:
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return {"success": False, "message": "该角色只能进行扣分操作"}
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else:
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return {"success": False, "message": "无权进行此操作"}
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# 批量处理
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success_count = 0
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fail_count = 0
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details = []
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for student_id in student_ids:
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try:
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# 检查学生是否存在
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student = await StudentModel.get_by_id(student_id)
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if not student:
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details.append({"student_id": student_id, "error": "学生不存在"})
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fail_count += 1
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continue
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# 创建记录
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record_id = await ConductModel.create_record(
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student_id=student_id,
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points_change=points_change,
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reason=reason,
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recorder_id=recorder_id,
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recorder_name=recorder_name
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)
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# 更新学生总分
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await StudentModel.update_total_points(student_id, points_change)
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details.append({"student_id": student_id, "success": True, "record_id": record_id})
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success_count += 1
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logger.info(f"用户[{recorder_id}] 对学生[{student_id}] 进行 {points_change} 分操作")
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except Exception as e:
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details.append({"student_id": student_id, "error": str(e)})
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fail_count += 1
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return {
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"success": True,
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"success_count": success_count,
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"fail_count": fail_count,
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"details": details
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}
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@staticmethod
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async def revoke_record(record_id: int, revoker_id: int) -> Dict[str, Any]:
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"""撤销扣分记录"""
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# 检查权限
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can_revoke = await PermissionChecker.check_can_revoke(revoker_id, record_id)
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if not can_revoke:
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return {"success": False, "message": "无权撤销此记录"}
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# 先获取原记录信息（用于恢复分数）
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record = await ConductModel.get_record_by_id(record_id)
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if not record:
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return {"success": False, "message": "记录不存在"}
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# 撤销记录
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result = await ConductModel.revoke_record(record_id, revoker_id)
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if result:
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# 反向恢复学生总分
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await StudentModel.update_total_points(record["student_id"], -record["points_change"])
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logger.info(f"用户[{revoker_id}] 撤销了记录[{record_id}]")
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return {"success": True, "message": "撤销成功"}
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else:
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return {"success": False, "message": "撤销失败"}
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@staticmethod
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async def get_history(
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user_id: int,
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student_id: Optional[int] = None,
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page: int = 1,
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page_size: int = 20,
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start_date: Optional[str] = None,
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end_date: Optional[str] = None
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) -> Dict[str, Any]:
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"""获取历史记录"""
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# 空字符串转为None
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if start_date == "":
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start_date = None
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if end_date == "":
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end_date = None
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role = await PermissionChecker.get_user_role(user_id)
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offset = (page - 1) * page_size
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# 班主任/班长可查看全班
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if role in ["班主任", "班长"]:
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records = await ConductModel.get_all_records(
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limit=page_size,
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offset=offset,
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start_date=start_date,
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end_date=end_date
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)
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# 获取总数
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from utils.database import execute_one
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count_sql = """
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SELECT COUNT(*) as total FROM conduct_records cr
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JOIN students s ON cr.student_id = s.student_id
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WHERE cr.is_revoked = 0
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"""
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total_result = await execute_one(count_sql)
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total = total_result["total"] if total_result else 0
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elif student_id:
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# 管理员可查看指定学生
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records = await ConductModel.get_student_records(
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student_id=student_id,
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limit=page_size,
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offset=offset
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)
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total = len(await ConductModel.get_student_records(student_id, limit=10000))
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else:
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# 查看自己提交的记录
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records = await ConductModel.get_records_by_recorder(
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recorder_id=user_id,
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limit=page_size,
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offset=offset
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)
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total = len(await ConductModel.get_records_by_recorder(user_id, limit=10000))
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return {
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"records": records,
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"page": page,
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"page_size": page_size,
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"total": total,
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"total_pages": (total + page_size - 1) // page_size
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} |