44 lines
1.8 KiB
Python
44 lines
1.8 KiB
Python
# models.py
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from sqlalchemy import create_engine, Column, Integer, String, Float, DateTime, ForeignKey, Text
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from sqlalchemy.orm import declarative_base, relationship
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from datetime import datetime
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Base = declarative_base()
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class Bundle(Base):
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__tablename__ = 'bundles'
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id = Column(Integer, primary_key=True)
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machine_name = Column(String, unique=True)
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human_name = Column(String)
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current_version_id = Column(Integer, ForeignKey('bundle_versions.id'))
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current_version = relationship("BundleVersion", uselist=False, foreign_keys=[current_version_id], post_update=True)
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versions = relationship("BundleVersion", back_populates="bundle", foreign_keys=lambda: [BundleVersion.bundle_id])
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sales_history = relationship("BundleSalesHistory", back_populates="bundle")
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items = relationship("BundleItem", back_populates="bundle")
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class BundleVersion(Base):
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__tablename__ = 'bundle_versions'
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id = Column(Integer, primary_key=True)
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bundle_id = Column(Integer, ForeignKey('bundles.id'))
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version_hash = Column(String)
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version_data = Column(Text)
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timestamp = Column(DateTime, default=datetime.utcnow)
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bundle = relationship("Bundle", back_populates="versions", foreign_keys=[bundle_id])
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class BundleSalesHistory(Base):
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__tablename__ = 'bundle_sales_history'
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id = Column(Integer, primary_key=True)
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bundle_id = Column(Integer, ForeignKey('bundles.id'))
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bundles_sold = Column(Float)
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timestamp = Column(DateTime, default=datetime.utcnow)
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bundle = relationship("Bundle", back_populates="sales_history")
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class BundleItem(Base):
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__tablename__ = 'bundle_items'
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id = Column(Integer, primary_key=True)
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bundle_id = Column(Integer, ForeignKey('bundles.id'))
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title = Column(String)
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category = Column(String)
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details = Column(Text)
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bundle = relationship("Bundle", back_populates="items")
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