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Inventory Batch API

Essential knowledge

Author:

Fluent Commerce

Changed on:

9 Feb 2025

Overview

The Inventory Batch is designed to send large volumes of inventory data, primarily to update the Last On Hand inventory quantities for inventory positions. While its primary purpose is to handle large-scale inventory updates and ensure the OMS reflects the latest inventory levels after a few days of operations, it is flexible enough to support other inventory types as needed, providing adaptability for diverse inventory management scenarios.

Key points

  • Create new Inventory Batches using the Job API 
  • Sample Inventory batch payload 
  • Inventory batch details

Inventory Batch Submission

In order to create/update inventory data,  one can submit an inventory batch using the

`/job/{jobId}/batch`
endpoint (see link). Multiple Inventory can be updated in a single batch by providing multiple
`entities`
.

Inventory Batch Model

The Inventory Batch Model consists of:

  • Batch-Level Fields: Define overall batch properties.
  • Entities Array: Contains individual inventory items to process.

Field

Type

Mandatory?

Possible Values

Default Value

Description

Notes

action

String

"UPSERT"

N/A

Specifies the operation on inventory entities (e.g., "UPSERT" to insert/update).

Must be a valid action type for inventory operations.

entityType

String

"INVENTORY"

N/A

Defines the type of entity being processed.

Must be "INVENTORY".

source

String

Any valid source identifier

"batch"

Identifies the origin of the batch data (e.g., "ERP", "POS").

Defaults to "batch" if not provided.

event

String

Any valid event name

"InventoryChanged"

Custom event name associated with the batch operation.

Defaults to "InventoryChanged" if not provided.

catalogueRef

String

Any valid catalogue reference

"DEFAULT:<retailerId>"

References the catalogue associated with the inventory batch.

Influences

`catalogueType`
in
`ref`
construction.

conditions

Object

Configuration object

Uses default transient settings

Configurations like transient types and statuses are used in de-duplication checks.


hasRelatedInventoryQuantities

Array

List of transient IQ types and statuses

Default transient types and statuses

Defines custom transient types and statuses for checking during de-duplication.

Do note for performance reasons, any transient type with the status "INACTIVE" is ignored

ref

String

Any unique identifier

Constructed if not provided

Unique identifier for each Inventory Quantity (IQ). Used for de-duplication and updates.

Follows the pattern

`<skuRef>:<locationRef>:<catalogueType>:<type>`
.

Each object within the

`entities`
array should follow this structure:

Field

Type

Mandatory?

Possible Values

Constraints

Description

Notes

locationRef

String

Any valid location reference

N/A

The location reference used to match the inventory.


skuRef

String

Any valid SKU reference

N/A

The SKU reference of the inventory item.


qty

Integer

Any non-negative integer

N/A

The quantity to match the on-hand inventory.


correctedQty

Integer

Any non-negative integer

Defaults to 0 if not provided

The current outstanding correction quantity to be saved.


type

String

Any valid type identifier

N/A

Specifies the type of inventory operation (e.g., "LAST_ON_HAND").

Defaults to "LAST_ON_HAND" if not provided.

ref

String

Any valid reference

Must follow

`<skuRef>:<locationRef>:<catalogueType>:<type>`

A reference identifier for the inventory entity.

If not provided, constructed using

`skuRef`
,
`locationRef`
,
`catalogueType`
, and
`type`
.

status

String

Any valid status value

N/A

The status of the inventory entity (e.g., "ACTIVE").


retailerId

String

Any valid retailer ID

N/A

The retailer ID for which the inventory is uploading.


attributes

Object

Any complex key-value pairs

Keys must be strings; values can be any valid JSON type

Additional attributes for flexible metadata storage.


The following describes the fields which can be submitted as part of an inventory batch record. 

Example Request Payload :

1{
2    "action": "UPSERT",
3    "entityType": "INVENTORY",
4    "source": "SAP_ERP",
5    "event" :"InventoryChanged",
6    "catalogueRef": "FUTURE:2",
7      "conditions": {
8    "hasRelatedInventoryQuantities": [
9      {"type": "SALE", "status": "ACTIVE"},
10      {"type": "SALE", "status": "CREATED"},
11      {"type": "CORRECTION", "status": "ACTIVE"}
12    ]
13  },
14    "entities": [
15        {
16            "locationRef": "LOC_MEL",
17            "skuRef": "D45",
18            "qty": 350,
19            "correctedQty": 0,
20            "retailerId": 2,
21            "type": "FUTURE",
22            "ref": "24-MG02:LOC_MELB_RET2:FUTURE",
23            "status": "ACTIVE",
24            "attributes": {
25                "expectedOn": "2024-10-31T00:00:00.00Z", // ISO 8601 format
26                "storageAreaRef": "LOC_MELB_RET2-SR1",
27                "condition": "NEW",
28                "countryOfOrigin": "China",
29                "expiryDate": "2025-12-31T23:59:59.00Z", // ISO 8601 format
30                "supplierId": "SUP12345",
31                "unitOfMeasurement": "PCS",
32                "serialNumber": "SN123456789",
33                "purchaseOrderNumber": "PO987654321",
34                "transferFrom": "STORE01",
35                "inventoryPurpose": "For Sale",
36                "manufacturingBatchInfo": {
37                    "batchNumber": "BATCH001",
38                    "productionDate": "2024-01-15T00:00:00.00Z" // ISO 8601 format
39                }
40                    }
41
42            }
43        
44    ]
45}

Language: json

Name: Example Inventory Batch Request Payload

Description:

Example Inventory Batch Request Payload

Example Response

1{
2  "id": "331"
3}

Language: json

Name: Example Inventory Batch Response

Description:

Example Inventory Batch Response


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