Get Stock Items

The Stock API enables businesses to retrieve and manage inventory data stored in Smart Invoice.
This ensures third-party systems can stay synchronized with accurate stock levels across branches or locations.

GetStockLevelsAsync() method

This method retrieves stock information for all items, including quantities, item details, and branch-level stock.

Request Parameters

NB: These details are stored in the configuration files

Parameter	Type	Description
TPIN	string	Taxpayer Identification Number of the business
Branch Id	string	Identifier for the branch
LastReqDt	string	Timestamp of the last request (format: yyyyMMddHHmmss)

Usage Example

Example Successful Response

{
  "resultCd": "000",
  "resultMsg": "It is succeeded",
  "resultDt": "20250911120000",
  "data": {
    "stockItemList": [
      {
        "itemCd": "TEST001",
        "itemNm": "Test Product",
        "itemClsCd": "43191501",
        "qtyAvailable": 50,
        "branchId": "000",
        "pkgUnitCd": "CT",
        "qtyUnitCd": "U",
        "lastUpdated": "20250910120000"
      },
      {
        "itemCd": "TEST002",
        "itemNm": "Sample Product",
        "itemClsCd": "43191502",
        "qtyAvailable": 100,
        "branchId": "000",
        "pkgUnitCd": "BOX",
        "qtyUnitCd": "U",
        "lastUpdated": "20250910120000"
      }
    ]
  }
}