(PureBasic) Shopify Query a variant for its inventory item ID

Query a product variant to find the ID of its inventory item.

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

Chilkat PureBasic Module Download Chilkat PureBasic Module

IncludeFile "CkHttpResponse.pb"
IncludeFile "CkHttp.pb"
IncludeFile "CkJsonObject.pb"

Procedure ChilkatExample()

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

    http.i = CkHttp::ckCreate()
    If http.i = 0
        Debug "Failed to create object."
        ProcedureReturn
    EndIf

    CkHttp::setCkLogin(http, "SHOPIFY_PRIVATE_API_KEY")
    CkHttp::setCkPassword(http, "SHOPIFY_PRIVATE_API_KEY")

    CkHttp::setCkAccept(http, "application/json")

    resp.i = CkHttp::ckQuickRequest(http,"GET","https://{shop}.myshopify.com/admin/api/2020-04/products/{product_id}/variants/{variant_id}.json")
    If CkHttp::ckLastMethodSuccess(http) <> 1
        Debug CkHttp::ckLastErrorText(http)
        CkHttp::ckDispose(http)
        ProcedureReturn
    EndIf

    Debug "Response Status Code: " + Str(CkHttpResponse::ckStatusCode(resp))

    jsonResponse.i = CkJsonObject::ckCreate()
    If jsonResponse.i = 0
        Debug "Failed to create object."
        ProcedureReturn
    EndIf

    CkJsonObject::ckLoad(jsonResponse,CkHttpResponse::ckBodyStr(resp))
    CkJsonObject::setCkEmitCompact(jsonResponse, 0)
    Debug CkJsonObject::ckEmit(jsonResponse)

    If CkHttpResponse::ckStatusCode(resp) <> 200
        Debug "Failed."
        CkHttpResponse::ckDispose(resp)

        CkHttp::ckDispose(http)
        CkJsonObject::ckDispose(jsonResponse)
        ProcedureReturn
    EndIf

    CkHttpResponse::ckDispose(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

    ; {
    ;   "id": 12195009364024,
    ;   "product_id": 1321541042232,
    ;   "title": "xs",
    ; ...
    ;   "inventory_item_id": 12250274365496,
    ; ...
    ;   "admin_graphql_api_id": "gid://shopify/ProductVariant/12195009364024"
    ; }
    ; 

    id.i = CkJsonObject::ckIntOf(jsonResponse,"id")
    product_id.i = CkJsonObject::ckIntOf(jsonResponse,"product_id")
    title.s = CkJsonObject::ckStringOf(jsonResponse,"title")
    inventory_item_id.i = CkJsonObject::ckIntOf(jsonResponse,"inventory_item_id")
    admin_graphql_api_id.s = CkJsonObject::ckStringOf(jsonResponse,"admin_graphql_api_id")


    CkHttp::ckDispose(http)
    CkJsonObject::ckDispose(jsonResponse)


    ProcedureReturn
EndProcedure