claude_sms_test

model/__init__.py

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+# model/__init__.py
+# 这个文件不是「模型之间互相导入」，而是「聚合入口」，单向扇出，不成环
+
+from database import Base
+
+from model.advisor_model import AdvisorInfo
+from model.cls_mgmt_model import ClsMgmt
+from model.employ_model import StudentEmployManage
+from model.stu_model import StuInfo
+from model.stu_score_model import StuScore
+from model.teacher_model import Teacher
+
+__all__ = [
+    "Base",
+    "AdvisorInfo",
+    "ClsMgmt",
+    "StudentEmployManage",
+    "StuInfo",
+    "StuScore",
+    "Teacher",
+]

model/advisor_model.py

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+# model/advisor_model.py
+# 顾问信息表模型
+from sqlalchemy import Column, String, Integer
+from sqlalchemy.orm import relationship
+from database import Base
+
+
+class AdvisorInfo(Base):
+    __tablename__ = "advisor_info"
+
+    id = Column(String(15), primary_key=True)
+    name = Column(String(20), nullable=False)
+    phone = Column(String(20), nullable=False)
+    is_deleted = Column(Integer, nullable=False, default=0)
+
+    students = relationship("StuInfo", back_populates="adv")

model/cls_mgmt_model.py

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+# model/cls_mgmt_model.py
+# 班级管理表模型
+from sqlalchemy import Column, Integer, String, Date, ForeignKey
+from sqlalchemy.orm import relationship
+from database import Base
+
+
+class ClsMgmt(Base):
+    """
+    班级管理表模型
+    对应 MySQL 中的 cls_mgmt 表
+    """
+    __tablename__ = "cls_mgmt"  # 表名
+
+    # 字段定义
+    id = Column(String(15), primary_key=True, nullable=False)      # 班级编号,主键，非空
+    cls_start_date = Column(Date, nullable=False)                  # 开课时间
+    head_tea_id = Column(String(15), ForeignKey("tea_info.id"), nullable=False)   # 班主任id
+    lecturer_id = Column(String(15), ForeignKey("tea_info.id"), nullable=False)   # 主讲老师id
+    is_deleted = Column(Integer, nullable=False, default=0)
+
+    stu = relationship("StuInfo", back_populates="cls")
+
+    head_teacher = relationship("Teacher",
+                                foreign_keys=[head_tea_id],
+                                back_populates="head_classes")
+
+    lecturer = relationship("Teacher",
+                            foreign_keys=[lecturer_id],
+                            back_populates="lecturer_classes")

model/employ_model.py

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+# model/employ_model.py
+# 学生就业管理表模型
+from sqlalchemy import Column, String, Date, Integer, ForeignKey, DECIMAL
+from sqlalchemy.orm import relationship
+from database import Base
+
+
+class StudentEmployManage(Base):
+    """
+    学生就业管理表 的映射模型
+    对应 MYSQL 中的 stu_emp_mgmt 表
+    """
+    __tablename__ = 'stu_emp_mgmt'
+
+    stu_id = Column(String(15), ForeignKey('stu_info.id'), primary_key=True, nullable=False)  # 主键 索引
+    emp_open_time = Column(Date, nullable=True, default=None)      # 就业开放时间
+    send_offer_time = Column(Date, nullable=True, default=None)    # 收到Offer时间
+    emp_company = Column(String(50), nullable=True, default=None)  # 就业公司名称
+    salary = Column(DECIMAL(10, 2), nullable=True, default=None)   # 薪资待遇(月薪/元),共10位数，最多两位小数
+    is_deleted = Column(Integer, nullable=False, default=0)        # 软删除: 0-正常 1-已删除
+
+    stu = relationship('StuInfo', back_populates="stu_emp_mgmt")  # 与学生信息表一对一关联
+
+    def __repr__(self):
+        """
+        返回对象时，自定义返回的信息
+        """
+        return (f'<EmployStatus'
+                f'("学生编号"={self.stu_id},'
+                f'"就业开放时间"={self.emp_open_time},'
+                f'"offer下发时间"={self.send_offer_time},'
+                f'"就业公司名称"{self.emp_company}:,'
+                f'"就业薪资":{self.salary})>')

model/stu_model.py

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+# model/stu_model.py
+# 学生信息表模型
+from sqlalchemy import Column, Integer, String, Date, ForeignKey
+from sqlalchemy.orm import relationship
+from database import Base
+
+
+class StuInfo(Base):
+    __tablename__ = "stu_info"
+
+    id = Column(String(15), primary_key=True)
+    cls_id = Column(String(15), ForeignKey("cls_mgmt.id"), nullable=False)
+    name = Column(String(20), nullable=False)
+    gender = Column(String(1), default="男")
+    age = Column(Integer, default=None)
+    hometown = Column(String(50), default=None)
+    grad_school = Column(String(50), default=None)
+    major = Column(String(50), default=None)
+    education = Column(String(20), default=None)
+    enr_date = Column(Date, default=None)
+    grad_date = Column(Date, default=None)
+    advisor_id = Column(String(15), ForeignKey("advisor_info.id"), default=None)
+    state = Column(String(10), default="在读")
+    is_deleted = Column(Integer, nullable=False, default=0)
+
+    cls = relationship("ClsMgmt", back_populates="stu")
+
+    score = relationship("StuScore", back_populates="student")
+
+    adv = relationship("AdvisorInfo", back_populates="students")
+
+    stu_emp_mgmt = relationship(
+        "StudentEmployManage",
+        back_populates="stu",
+        uselist=False,
+    )

model/stu_score_model.py

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+# model/stu_score_model.py
+# 学生成绩表模型
+from sqlalchemy import Column, Integer, String, Boolean, ForeignKey
+from sqlalchemy.dialects.mysql import DECIMAL
+from sqlalchemy.orm import relationship
+from database import Base
+
+
+class StuScore(Base):
+    """
+    学生成绩表模型
+    对应 MySQL 中的 stu_score 表
+    """
+    __tablename__ = "stu_score"  # 表名
+
+    # 字段定义
+    id = Column(Integer, primary_key=True, nullable=False, autoincrement=True)  # 自增主键
+    stu_id = Column(String(15), ForeignKey("stu_info.id"), nullable=False)      # 学生id，非空
+    exam_attempt = Column(Integer, nullable=False, default=1)                   # 考试轮次，非空
+    exam_score = Column(DECIMAL(5, 2), nullable=False)                          # 成绩，非空
+    score_level = Column(String(10), nullable=False, default="普通")            # 成绩评级
+    is_deleted = Column(Boolean, default=False, nullable=False)                 # 软删除: False-正常 True-已删除
+
+    student = relationship("StuInfo", back_populates="score")
+
+    def __repr__(self):
+        return (f"<StuScore(stu_id={self.stu_id}, exam_attempt='{self.exam_attempt}'"
+                f"exam_score={self.exam_score}, score_level='{self.score_level}'"
+                f"is_deleted={self.is_deleted})>")

model/teacher_model.py

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+# model/teacher_model.py
+# 教师信息表模型
+from sqlalchemy import Column, String, Integer
+from sqlalchemy.orm import relationship
+
+from database import Base
+
+
+class Teacher(Base):
+    __tablename__ = "tea_info"  # 表名
+
+    # 字段定义
+    id = Column(String(15), primary_key=True, index=True)   # 主键，索引
+    name = Column(String(20), nullable=False)               # 姓名，非空
+    phone = Column(String(20), unique=True, nullable=False) # 电话，唯一，非空
+    type = Column(String(20), nullable=False)               # 教师职位,非空
+    is_deleted = Column(Integer, nullable=False, default=0) # 逻辑删除(软删除),0是未删除,1是删除,默认为0
+
+    head_classes = relationship("ClsMgmt",
+                                foreign_keys="ClsMgmt.head_tea_id",
+                                back_populates="head_teacher")
+
+    lecturer_classes = relationship("ClsMgmt",
+                                    foreign_keys="ClsMgmt.lecturer_id",
+                                    back_populates="lecturer")