b8143c43e4
- Set up project structure and FastAPI application - Create database models for users, products, and inventory - Configure SQLAlchemy and Alembic for database management - Implement JWT authentication - Create API endpoints for user, product, and inventory management - Add admin-only routes and authorization middleware - Add health check endpoint - Update README with documentation - Lint and fix code issues
59 lines
1.9 KiB
Python
59 lines
1.9 KiB
Python
import enum
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import uuid
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from sqlalchemy import (
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Column,
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DateTime,
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Enum,
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ForeignKey,
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Integer,
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String,
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Text,
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)
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from sqlalchemy.orm import relationship
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from sqlalchemy.sql import func
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from app.db.base import Base
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class InventoryStatus(str, enum.Enum):
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"""Enum for inventory status."""
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IN_STOCK = "in_stock"
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LOW_STOCK = "low_stock"
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OUT_OF_STOCK = "out_of_stock"
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DISCONTINUED = "discontinued"
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class InventoryItem(Base):
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"""Inventory item model."""
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__tablename__ = "inventory_items"
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id = Column(String, primary_key=True, index=True, default=lambda: str(uuid.uuid4()))
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quantity = Column(Integer, default=0, nullable=False)
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status = Column(Enum(InventoryStatus), default=InventoryStatus.OUT_OF_STOCK, nullable=False)
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location = Column(String, nullable=True)
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notes = Column(Text, nullable=True)
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# Foreign keys
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product_id = Column(String, ForeignKey("products.id"), nullable=False)
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# Relationships
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product = relationship("Product", back_populates="inventory_items")
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# Audit timestamps
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created_at = Column(DateTime(timezone=True), server_default=func.now(), nullable=False)
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updated_at = Column(DateTime(timezone=True), server_default=func.now(), onupdate=func.now(), nullable=False)
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class InventoryTransaction(Base):
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"""Inventory transaction model for tracking inventory changes."""
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__tablename__ = "inventory_transactions"
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id = Column(String, primary_key=True, index=True, default=lambda: str(uuid.uuid4()))
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product_id = Column(String, ForeignKey("products.id"), nullable=False)
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quantity_change = Column(Integer, nullable=False) # Positive for additions, negative for subtractions
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notes = Column(Text, nullable=True)
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transaction_by = Column(String, ForeignKey("users.id"), nullable=True)
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# Audit timestamps
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created_at = Column(DateTime(timezone=True), server_default=func.now(), nullable=False) |