(Go) 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 Go Downloads Go Package for Windows, MacOS, Linux, Alpine Linux, Solaris

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

    http := chilkat.NewHttp()

    http.SetLogin("SHOPIFY_PRIVATE_API_KEY")
    http.SetPassword("SHOPIFY_PRIVATE_API_KEY")

    http.SetAccept("application/json")

    resp := http.QuickRequest("GET","https://{shop}.myshopify.com/admin/api/2020-04/products/{product_id}/variants/{variant_id}.json")
    if http.LastMethodSuccess() != true {
        fmt.Println(http.LastErrorText())
        http.DisposeHttp()
        return
    }

    fmt.Println("Response Status Code: ", resp.StatusCode())

    jsonResponse := chilkat.NewJsonObject()
    jsonResponse.Load(resp.BodyStr())
    jsonResponse.SetEmitCompact(false)
    fmt.Println(*jsonResponse.Emit())

    if resp.StatusCode() != 200 {
        fmt.Println("Failed.")
        resp.DisposeHttpResponse()
        http.DisposeHttp()
        jsonResponse.DisposeJsonObject()
        return
    }

    resp.DisposeHttpResponse()

    // 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 := jsonResponse.IntOf("id")
    product_id := jsonResponse.IntOf("product_id")
    title := jsonResponse.StringOf("title")
    inventory_item_id := jsonResponse.IntOf("inventory_item_id")
    admin_graphql_api_id := jsonResponse.StringOf("admin_graphql_api_id")

    http.DisposeHttp()
    jsonResponse.DisposeJsonObject()