46 lines
1.7 KiB
Python
46 lines
1.7 KiB
Python
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import enum
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from sqlalchemy import Column, ForeignKey, Integer, String, DateTime, Date, Enum, CheckConstraint
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from sqlalchemy.sql.functions import now
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from sqlalchemy.orm import relationship
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from .database import Base
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class User(Base):
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__tablename__ = "users"
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id = Column(Integer, primary_key=True, autoincrement=True, index=True)
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email = Column(String, unique=True, nullable=False)
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password = Column(String, nullable=False)
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created = Column(DateTime(timezone=True), nullable=False, server_default=now())
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updated = Column(DateTime(timezone=True), nullable=False, server_default=now(), onupdate=now())
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first_name = Column(String, nullable=False)
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last_name = Column(String, nullable=False)
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administrator = relationship("Administrator", back_populates="user", uselist=False, cascade="all, delete")
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patient = relationship("Patient", back_populates="user", uselist=False, cascade="all, delete")
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#patient = Column(Integer, ForeignKey('patients.id'), nullable=True)
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#CheckConstraint("(administrator=NULL AND patient!=NULL) OR (administrator!=NULL AND patient=NULL)")
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class Administrator(Base):
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__tablename__ = "administrators"
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user_id = Column(Integer, ForeignKey('users.id', ondelete="CASCADE"), primary_key=True,)
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user = relationship("User", back_populates="administrator", uselist=False, cascade="all, delete")
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class Gender(enum.Enum):
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male = 'm'
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female = 'f'
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class Patient(Base):
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__tablename__ = "patients"
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user_id = Column(Integer, ForeignKey('users.id', ondelete="CASCADE"), primary_key=True)
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user = relationship("User", back_populates="patient", uselist=False, cascade="all, delete")
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date_of_birth = Column(Date, nullable=False)
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gender = Column(Enum(Gender), nullable=False)
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