app/models/student.py

# app/models/student.py
from datetime import datetime, date
from sqlalchemy import Column, Integer, String, Text, DateTime, Date, ForeignKey
from sqlalchemy.orm import relationship
from core.database import Base


class Student(Base):
    __tablename__ = "students"

    id = Column(Integer, primary_key=True, index=True)
    membership_id = Column(Integer, ForeignKey("memberships.id"), nullable=False)
    
    # Student information
    first_name = Column(String(255), nullable=False)
    last_name = Column(String(255), nullable=False)
    date_of_birth = Column(Date, nullable=True)
    gender = Column(String(50), nullable=True)  # e.g., "Male", "Female", "Other"
    medical_notes = Column(Text, nullable=True)
    
    created_at = Column(DateTime, default=datetime.utcnow)
    updated_at = Column(DateTime, default=datetime.utcnow, onupdate=datetime.utcnow)
    
    # Relationship to membership
    membership = relationship("Membership", back_populates="students")
    
    # Relationship to comments
    comments = relationship("StudentComment", back_populates="student", cascade="all, delete-orphan")