50 lines
1.7 KiB
Python
50 lines
1.7 KiB
Python
# -*- coding: utf-8 -*-
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# @Time : 2024/11/18 下午7:00
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# @Author : 河瞬
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# @FileName: models.py
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# @Software: PyCharm
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from sqlalchemy import create_engine, Column, Integer, String, DateTime, Enum, ForeignKey, Text
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from sqlalchemy.orm import relationship, sessionmaker, declarative_base
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from datetime import datetime
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# 创建基类
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Base = declarative_base()
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class Tenant(Base):
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__tablename__ = 'Tenant'
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id = Column(Integer, primary_key=True)
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name = Column(String(100), nullable=False)
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users = relationship('User', backref='Tenant', cascade='all, delete-orphan')
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projects = relationship('Project', backref='Tenant', cascade='all, delete-orphan')
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class User(Base):
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__tablename__ = 'User'
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id = Column(Integer, primary_key=True)
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name = Column(String(100), nullable=False)
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password = Column(String(100), nullable=False)
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role = Column(Integer, nullable=False) # 0: 超级管理员 1：租户管理员 2：评估员 3：审核员
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tenant_id = Column(Integer, ForeignKey('Tenant.id'), nullable=False)
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class Project(Base):
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__tablename__ = 'Project'
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id = Column(Integer, primary_key=True)
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name = Column(String(100), nullable=False)
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requirement = Column(String(200), nullable=True)
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start_time = Column(DateTime, nullable=False, default=datetime.utcnow)
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deadline = Column(DateTime, nullable=False)
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owner_id = Column(Integer, ForeignKey('Tenant.id'), nullable=False)
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# owner = relationship('Tenant', backref='projects')
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if __name__ == "__main__":
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# 创建数据库引擎
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engine = create_engine('sqlite:///test.db')
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# 创建所有表
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Base.metadata.create_all(engine)
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# 创建会话
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SessionLocal = sessionmaker(autocommit=False, autoflush=False, bind=engine) |