(C# UWP/WinRT) Shopify Add a metafield to an existing product

Add a metafield to an existing product

Chilkat Universal Windows Platform (UWP) / WinRT Downloads Chilkat for the Universal Windows Platform (UWP)

Chilkat.Rest rest = new Chilkat.Rest();
bool success;

rest.SetAuthBasic("SHOPIFY_PRIVATE_API_KEY","SHOPIFY_PRIVATE_API_KEY");

success = await rest.ConnectAsync("chilkat.myshopify.com",443,true,true);
if (success != true) {
    Debug.WriteLine(rest.LastErrorText);
    return;
}

// The following code creates the JSON request body.
// The JSON created by this code is shown below.
Chilkat.JsonObject jsonReq = new Chilkat.JsonObject();
jsonReq.UpdateNumber("product.id","632910392");
jsonReq.UpdateString("product.metafields[0].key","new");
jsonReq.UpdateString("product.metafields[0].value","newvalue");
jsonReq.UpdateString("product.metafields[0].value_type","string");
jsonReq.UpdateString("product.metafields[0].namespace","global");

// The JSON request body created by the above code:

// {
//   "product": {
//     "id": 632910392,
//     "metafields": [
//       {
//         "key": "new",
//         "value": "newvalue",
//         "value_type": "string",
//         "namespace": "global"
//       }
//     ]
//   }
// }

Chilkat.StringBuilder sbReq = new Chilkat.StringBuilder();
jsonReq.EmitSb(sbReq);

rest.AddHeader("Content-Type","application/json");

Chilkat.StringBuilder sbJson = new Chilkat.StringBuilder();
success = await rest.FullRequestSbAsync("PUT","/admin/products/#{id}.json",sbReq,sbJson);
if (success != true) {
    Debug.WriteLine(rest.LastErrorText);
    return;
}

if (rest.ResponseStatusCode != 200) {
    Debug.WriteLine("Received error response code: " + Convert.ToString(rest.ResponseStatusCode));
    Debug.WriteLine("Response body:");
    Debug.WriteLine(sbJson.GetAsString());
    return;
}

Chilkat.JsonObject json = new Chilkat.JsonObject();
json.LoadSb(sbJson);

// The following code parses the JSON response.
// A sample JSON response is shown below the sample code.
int productId;
string productTitle;
string productBody_html;
string productVendor;
string productProduct_type;
string productCreated_at;
string productHandle;
string productUpdated_at;
string productPublished_at;
bool productTemplate_suffix;
string productPublished_scope;
string productTags;
int productImageId;
int productImageProduct_id;
int productImagePosition;
string productImageCreated_at;
string productImageUpdated_at;
int productImageWidth;
int productImageHeight;
string productImageSrc;
int i;
int count_i;
int id;
int product_id;
string title;
string price;
string sku;
int position;
int grams;
string inventory_policy;
bool compare_at_price;
string fulfillment_service;
string inventory_management;
string option1;
bool option2;
bool option3;
string created_at;
string updated_at;
bool taxable;
string barcode;
int image_id;
int inventory_quantity;
int weight;
string weight_unit;
int old_inventory_quantity;
bool requires_shipping;
string name;
int j;
int count_j;
string strVal;
int width;
int height;
string src;
int intVal;

productId = json.IntOf("product.id");
productTitle = json.StringOf("product.title");
productBody_html = json.StringOf("product.body_html");
productVendor = json.StringOf("product.vendor");
productProduct_type = json.StringOf("product.product_type");
productCreated_at = json.StringOf("product.created_at");
productHandle = json.StringOf("product.handle");
productUpdated_at = json.StringOf("product.updated_at");
productPublished_at = json.StringOf("product.published_at");
productTemplate_suffix = json.IsNullOf("product.template_suffix");
productPublished_scope = json.StringOf("product.published_scope");
productTags = json.StringOf("product.tags");
productImageId = json.IntOf("product.image.id");
productImageProduct_id = json.IntOf("product.image.product_id");
productImagePosition = json.IntOf("product.image.position");
productImageCreated_at = json.StringOf("product.image.created_at");
productImageUpdated_at = json.StringOf("product.image.updated_at");
productImageWidth = json.IntOf("product.image.width");
productImageHeight = json.IntOf("product.image.height");
productImageSrc = json.StringOf("product.image.src");
i = 0;
count_i = json.SizeOfArray("product.variants");
while (i < count_i) {
    json.I = i;
    id = json.IntOf("product.variants[i].id");
    product_id = json.IntOf("product.variants[i].product_id");
    title = json.StringOf("product.variants[i].title");
    price = json.StringOf("product.variants[i].price");
    sku = json.StringOf("product.variants[i].sku");
    position = json.IntOf("product.variants[i].position");
    grams = json.IntOf("product.variants[i].grams");
    inventory_policy = json.StringOf("product.variants[i].inventory_policy");
    compare_at_price = json.IsNullOf("product.variants[i].compare_at_price");
    fulfillment_service = json.StringOf("product.variants[i].fulfillment_service");
    inventory_management = json.StringOf("product.variants[i].inventory_management");
    option1 = json.StringOf("product.variants[i].option1");
    option2 = json.IsNullOf("product.variants[i].option2");
    option3 = json.IsNullOf("product.variants[i].option3");
    created_at = json.StringOf("product.variants[i].created_at");
    updated_at = json.StringOf("product.variants[i].updated_at");
    taxable = json.BoolOf("product.variants[i].taxable");
    barcode = json.StringOf("product.variants[i].barcode");
    image_id = json.IntOf("product.variants[i].image_id");
    inventory_quantity = json.IntOf("product.variants[i].inventory_quantity");
    weight = json.IntOf("product.variants[i].weight");
    weight_unit = json.StringOf("product.variants[i].weight_unit");
    old_inventory_quantity = json.IntOf("product.variants[i].old_inventory_quantity");
    requires_shipping = json.BoolOf("product.variants[i].requires_shipping");
    i = i + 1;
}

i = 0;
count_i = json.SizeOfArray("product.options");
while (i < count_i) {
    json.I = i;
    id = json.IntOf("product.options[i].id");
    product_id = json.IntOf("product.options[i].product_id");
    name = json.StringOf("product.options[i].name");
    position = json.IntOf("product.options[i].position");
    j = 0;
    count_j = json.SizeOfArray("product.options[i].values");
    while (j < count_j) {
        json.J = j;
        strVal = json.StringOf("product.options[i].values[j]");
        j = j + 1;
    }

    i = i + 1;
}

i = 0;
count_i = json.SizeOfArray("product.images");
while (i < count_i) {
    json.I = i;
    id = json.IntOf("product.images[i].id");
    product_id = json.IntOf("product.images[i].product_id");
    position = json.IntOf("product.images[i].position");
    created_at = json.StringOf("product.images[i].created_at");
    updated_at = json.StringOf("product.images[i].updated_at");
    width = json.IntOf("product.images[i].width");
    height = json.IntOf("product.images[i].height");
    src = json.StringOf("product.images[i].src");
    j = 0;
    count_j = json.SizeOfArray("product.images[i].variant_ids");
    while (j < count_j) {
        json.J = j;
        intVal = json.IntOf("product.images[i].variant_ids[j]");
        j = j + 1;
    }

    i = i + 1;
}

i = 0;
count_i = json.SizeOfArray("image.product.variant_ids");
while (i < count_i) {
    json.I = i;
    i = i + 1;
}

// A sample JSON response body that is parsed by the above code:

// {
//   "product": {
//     "id": 632910392,
//     "title": "IPod Nano - 8GB",
//     "body_html": "<p>It's the small iPod with one very big idea: Video. Now the world's most popular music player, available in 4GB and 8GB models, lets you enjoy TV shows, movies, video podcasts, and more. The larger, brighter display means amazing picture quality. In six eye-catching colors, iPod nano is stunning all around. And with models starting at just $149, little speaks volumes.<\/p>",
//     "vendor": "Apple",
//     "product_type": "Cult Products",
//     "created_at": "2017-09-22T14:08:02-04:00",
//     "handle": "ipod-nano",
//     "updated_at": "2017-09-22T14:48:57-04:00",
//     "published_at": "2007-12-31T19:00:00-05:00",
//     "template_suffix": null,
//     "published_scope": "web",
//     "tags": "Emotive, Flash Memory, MP3, Music",
//     "variants": [
//       {
//         "id": 808950810,
//         "product_id": 632910392,
//         "title": "Pink",
//         "price": "199.00",
//         "sku": "IPOD2008PINK",
//         "position": 1,
//         "grams": 567,
//         "inventory_policy": "continue",
//         "compare_at_price": null,
//         "fulfillment_service": "manual",
//         "inventory_management": "shopify",
//         "option1": "Pink",
//         "option2": null,
//         "option3": null,
//         "created_at": "2017-09-22T14:08:02-04:00",
//         "updated_at": "2017-09-22T14:48:57-04:00",
//         "taxable": true,
//         "barcode": "1234_pink",
//         "image_id": 562641783,
//         "inventory_quantity": 10,
//         "weight": 1.25,
//         "weight_unit": "lb",
//         "old_inventory_quantity": 10,
//         "requires_shipping": true
//       },
//       {
//         "id": 49148385,
//         "product_id": 632910392,
//         "title": "Red",
//         "price": "199.00",
//         "sku": "IPOD2008RED",
//         "position": 2,
//         "grams": 567,
//         "inventory_policy": "continue",
//         "compare_at_price": null,
//         "fulfillment_service": "manual",
//         "inventory_management": "shopify",
//         "option1": "Red",
//         "option2": null,
//         "option3": null,
//         "created_at": "2017-09-22T14:08:02-04:00",
//         "updated_at": "2017-09-22T14:08:02-04:00",
//         "taxable": true,
//         "barcode": "1234_red",
//         "image_id": null,
//         "inventory_quantity": 20,
//         "weight": 1.25,
//         "weight_unit": "lb",
//         "old_inventory_quantity": 20,
//         "requires_shipping": true
//       },
//       {
//         "id": 39072856,
//         "product_id": 632910392,
//         "title": "Green",
//         "price": "199.00",
//         "sku": "IPOD2008GREEN",
//         "position": 3,
//         "grams": 567,
//         "inventory_policy": "continue",
//         "compare_at_price": null,
//         "fulfillment_service": "manual",
//         "inventory_management": "shopify",
//         "option1": "Green",
//         "option2": null,
//         "option3": null,
//         "created_at": "2017-09-22T14:08:02-04:00",
//         "updated_at": "2017-09-22T14:08:02-04:00",
//         "taxable": true,
//         "barcode": "1234_green",
//         "image_id": null,
//         "inventory_quantity": 30,
//         "weight": 1.25,
//         "weight_unit": "lb",
//         "old_inventory_quantity": 30,
//         "requires_shipping": true
//       },
//       {
//         "id": 457924702,
//         "product_id": 632910392,
//         "title": "Black",
//         "price": "199.00",
//         "sku": "IPOD2008BLACK",
//         "position": 4,
//         "grams": 567,
//         "inventory_policy": "continue",
//         "compare_at_price": null,
//         "fulfillment_service": "manual",
//         "inventory_management": "shopify",
//         "option1": "Black",
//         "option2": null,
//         "option3": null,
//         "created_at": "2017-09-22T14:08:02-04:00",
//         "updated_at": "2017-09-22T14:08:02-04:00",
//         "taxable": true,
//         "barcode": "1234_black",
//         "image_id": null,
//         "inventory_quantity": 40,
//         "weight": 1.25,
//         "weight_unit": "lb",
//         "old_inventory_quantity": 40,
//         "requires_shipping": true
//       }
//     ],
//     "options": [
//       {
//         "id": 594680422,
//         "product_id": 632910392,
//         "name": "Color",
//         "position": 1,
//         "values": [
//           "Pink",
//           "Red",
//           "Green",
//           "Black"
//         ]
//       }
//     ],
//     "images": [
//       {
//         "id": 850703190,
//         "product_id": 632910392,
//         "position": 1,
//         "created_at": "2017-09-22T14:08:02-04:00",
//         "updated_at": "2017-09-22T14:08:02-04:00",
//         "width": 123,
//         "height": 456,
//         "src": "https:\/\/cdn.shopify.com\/s\/files\/1\/0006\/9093\/3842\/products\/ipod-nano.png?v=1506103682",
//         "variant_ids": [
//         ]
//       },
//       {
//         "id": 562641783,
//         "product_id": 632910392,
//         "position": 2,
//         "created_at": "2017-09-22T14:08:02-04:00",
//         "updated_at": "2017-09-22T14:08:02-04:00",
//         "width": 123,
//         "height": 456,
//         "src": "https:\/\/cdn.shopify.com\/s\/files\/1\/0006\/9093\/3842\/products\/ipod-nano-2.png?v=1506103682",
//         "variant_ids": [
//           808950810
//         ]
//       }
//     ],
//     "image": {
//       "id": 850703190,
//       "product_id": 632910392,
//       "position": 1,
//       "created_at": "2017-09-22T14:08:02-04:00",
//       "updated_at": "2017-09-22T14:08:02-04:00",
//       "width": 123,
//       "height": 456,
//       "src": "https:\/\/cdn.shopify.com\/s\/files\/1\/0006\/9093\/3842\/products\/ipod-nano.png?v=1506103682",
//       "variant_ids": [
//       ]
//     }
//   }
// }

Debug.WriteLine("Example Completed.");