62 lines
2.5 KiB
Python
62 lines
2.5 KiB
Python
from sqlalchemy import Column, Integer, String, Text, Boolean, Float, DateTime, ForeignKey, Date
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from sqlalchemy.orm import relationship
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from app.database import Base
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from app.utils.datetime import utcnow
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class FinancialAccount(Base):
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"""财务账户模型"""
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__tablename__ = "financial_accounts"
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id = Column(Integer, primary_key=True, index=True)
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name = Column(String(100), nullable=False)
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account_type = Column(String(20), nullable=False, default="savings") # savings / debt
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balance = Column(Float, default=0.0)
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icon = Column(String(50), default="wallet")
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color = Column(String(20), default="#FFB7C5")
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sort_order = Column(Integer, default=0)
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is_active = Column(Boolean, default=True)
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description = Column(Text, nullable=True)
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created_at = Column(DateTime, default=utcnow)
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updated_at = Column(DateTime, default=utcnow, onupdate=utcnow)
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# 关联关系
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history_records = relationship("AccountHistory", back_populates="account", cascade="all, delete-orphan")
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debt_installments = relationship("DebtInstallment", back_populates="account", cascade="all, delete-orphan")
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class AccountHistory(Base):
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"""余额变更历史"""
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__tablename__ = "account_history"
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id = Column(Integer, primary_key=True, index=True)
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account_id = Column(Integer, ForeignKey("financial_accounts.id"), nullable=False)
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change_amount = Column(Float, nullable=False)
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balance_before = Column(Float, nullable=False)
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balance_after = Column(Float, nullable=False)
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note = Column(String(200), nullable=True)
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created_at = Column(DateTime, default=utcnow)
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# 关联关系
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account = relationship("FinancialAccount", back_populates="history_records")
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class DebtInstallment(Base):
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"""分期还款计划"""
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__tablename__ = "debt_installments"
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id = Column(Integer, primary_key=True, index=True)
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account_id = Column(Integer, ForeignKey("financial_accounts.id"), nullable=False)
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total_amount = Column(Float, nullable=False)
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total_periods = Column(Integer, nullable=False)
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current_period = Column(Integer, nullable=False, default=1) # 1-based, 指向下一期待还
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payment_day = Column(Integer, nullable=False) # 每月还款日 1-31
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payment_amount = Column(Float, nullable=False)
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start_date = Column(Date, nullable=False)
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is_completed = Column(Boolean, default=False)
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created_at = Column(DateTime, default=utcnow)
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updated_at = Column(DateTime, default=utcnow, onupdate=utcnow)
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# 关联关系
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account = relationship("FinancialAccount", back_populates="debt_installments")
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