(PowerBuilder) Shopify Update Inventory Level for a Product (Adjust available quantity)

Use the adjust endpoint with the location ID and inventory item ID to increase or decrease the available quantity for an inventory level:

For more information, see https://shopify.dev/tutorials/manage-product-inventory-with-admin-api#update-inventory-levels-for-a-product-variant

Chilkat ActiveX Downloads ActiveX for 32-bit and 64-bit Windows

integer li_rc
oleobject loo_Http
oleobject loo_JsonRequestBody
string ls_Url
oleobject loo_Resp
oleobject loo_JsonResponse
integer li_Inventory_levelInventory_item_id
integer li_Inventory_levelLocation_id
integer li_Inventory_levelAvailable
string ls_Inventory_levelUpdated_at
string ls_Inventory_levelAdmin_graphql_api_id

// This example requires the Chilkat API to have been previously unlocked.
// See Global Unlock Sample for sample code.

loo_Http = create oleobject
// Use "Chilkat_9_5_0.Http" for versions of Chilkat < 10.0.0
li_rc = loo_Http.ConnectToNewObject("Chilkat.Http")
if li_rc < 0 then
    destroy loo_Http
    MessageBox("Error","Connecting to COM object failed")
    return
end if

loo_Http.Login = "SHOPIFY_PRIVATE_API_KEY"
loo_Http.Password = "SHOPIFY_PRIVATE_API_KEY"

// Also see: How to retrieve inventory levels

loo_Http.Accept = "application/json"

// The following JSON is sent in the request body:

// {
//   "location_id": 6884556842,
//   "inventory_item_id": 12250274365496,
//   "available_adjustment": 1
// }

// Use this online tool to generate the code from sample JSON: 
// Generate Code to Create JSON

loo_JsonRequestBody = create oleobject
// Use "Chilkat_9_5_0.JsonObject" for versions of Chilkat < 10.0.0
li_rc = loo_JsonRequestBody.ConnectToNewObject("Chilkat.JsonObject")

loo_JsonRequestBody.UpdateInt("location_id",6884556842)
loo_JsonRequestBody.UpdateInt("inventory_item_id",12250274365496)
loo_JsonRequestBody.UpdateInt("available_adjustment",1)

ls_Url = "https://{shop}.myshopify.com/admin/api/2020-04/inventory_levels/adjust.json"

loo_Resp = loo_Http.PText("POST",ls_Url,loo_JsonRequestBody.Emit(),"utf-8","application/json",0,0)
if loo_Http.LastMethodSuccess <> 1 then
    Write-Debug loo_Http.LastErrorText
    destroy loo_Http
    destroy loo_JsonRequestBody
    return
end if

Write-Debug "Response Status Code: " + string(loo_Resp.StatusCode)

loo_JsonResponse = create oleobject
// Use "Chilkat_9_5_0.JsonObject" for versions of Chilkat < 10.0.0
li_rc = loo_JsonResponse.ConnectToNewObject("Chilkat.JsonObject")

loo_JsonResponse.Load(loo_Resp.BodyStr)
loo_JsonResponse.EmitCompact = 0
Write-Debug loo_JsonResponse.Emit()

if loo_Resp.StatusCode >= 300 then
    Write-Debug "Failed."
    destroy loo_Resp
    destroy loo_Http
    destroy loo_JsonRequestBody
    destroy loo_JsonResponse
    return
end if

destroy loo_Resp

// Sample output...
// (See the parsing code below..)
// 
// Use the this online tool to generate parsing code from sample JSON: 
// Generate Parsing Code from JSON

// {
//   "inventory_level": {
//     "inventory_item_id": 12250274365496,
//     "location_id": 6884556842,
//     "available": 9,
//     "updated_at": "2018-06-26T15:04:49-04:00",
// ...
//     "admin_graphql_api_id": "gid://shopify/InventoryLevel/6485147690?inventory_item_id=12250274365496"
// ...
//   }
// }
// 

li_Inventory_levelInventory_item_id = loo_JsonResponse.IntOf("inventory_level.inventory_item_id")
li_Inventory_levelLocation_id = loo_JsonResponse.IntOf("inventory_level.location_id")
li_Inventory_levelAvailable = loo_JsonResponse.IntOf("inventory_level.available")
ls_Inventory_levelUpdated_at = loo_JsonResponse.StringOf("inventory_level.updated_at")
ls_Inventory_levelAdmin_graphql_api_id = loo_JsonResponse.StringOf("inventory_level.admin_graphql_api_id")


destroy loo_Http
destroy loo_JsonRequestBody
destroy loo_JsonResponse