54bf9880b9
This commit implements a comprehensive inventory management system for small businesses using FastAPI and SQLAlchemy. Features include: - Product and category management - Inventory tracking across multiple locations - Supplier management - Purchase management - Transaction tracking for inventory movements - Complete API documentation generated with BackendIM... (backend.im)
109 lines
2.7 KiB
Python
109 lines
2.7 KiB
Python
from typing import List, Optional, Dict, Any
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from pydantic import BaseModel, Field
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from datetime import datetime
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from enum import Enum
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from app.models.inventory import LocationType, TransactionType
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# Location schemas
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class LocationTypeEnum(str, Enum):
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WAREHOUSE = "warehouse"
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STORE = "store"
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SUPPLIER = "supplier"
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class LocationBase(BaseModel):
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name: str
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type: LocationTypeEnum = LocationTypeEnum.WAREHOUSE
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address: Optional[str] = None
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description: Optional[str] = None
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class LocationCreate(LocationBase):
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pass
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class LocationUpdate(BaseModel):
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name: Optional[str] = None
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type: Optional[LocationTypeEnum] = None
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address: Optional[str] = None
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description: Optional[str] = None
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class LocationInDB(LocationBase):
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id: int
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created_at: datetime
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updated_at: datetime
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class Config:
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from_attributes = True
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# Inventory item schemas
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class InventoryItemBase(BaseModel):
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product_id: int
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location_id: int
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quantity: float
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minimum_stock: float = 0
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maximum_stock: Optional[float] = None
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class InventoryItemCreate(InventoryItemBase):
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pass
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class InventoryItemUpdate(BaseModel):
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quantity: Optional[float] = None
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minimum_stock: Optional[float] = None
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maximum_stock: Optional[float] = None
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class InventoryItemInDB(InventoryItemBase):
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id: int
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created_at: datetime
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updated_at: datetime
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class Config:
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from_attributes = True
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class InventoryItemWithDetails(InventoryItemInDB):
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product: Dict[str, Any]
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location: Dict[str, Any]
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# Transaction schemas
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class TransactionTypeEnum(str, Enum):
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PURCHASE = "purchase"
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SALE = "sale"
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TRANSFER = "transfer"
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ADJUSTMENT = "adjustment"
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RETURN = "return"
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class InventoryTransactionBase(BaseModel):
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type: TransactionTypeEnum
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reference_id: Optional[str] = None
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notes: Optional[str] = None
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class InventoryTransactionCreate(InventoryTransactionBase):
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pass
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class InventoryTransactionItemBase(BaseModel):
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product_id: int
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quantity: float
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from_location_id: Optional[int] = None
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to_location_id: Optional[int] = None
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class InventoryTransactionItemCreate(InventoryTransactionItemBase):
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pass
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class InventoryTransactionWithItems(InventoryTransactionBase):
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items: List[InventoryTransactionItemCreate]
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class InventoryTransactionItemInDB(InventoryTransactionItemBase):
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id: int
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transaction_id: int
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created_at: datetime
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updated_at: datetime
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class Config:
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from_attributes = True
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class InventoryTransactionInDB(InventoryTransactionBase):
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id: int
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created_at: datetime
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updated_at: datetime
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transaction_items: List[InventoryTransactionItemInDB] = []
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class Config:
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from_attributes = True |