(Unicode C++) Shopware 6 - Find Product by Name

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Find a product with a given name and get the id.

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#include <CkHttpW.h>
#include <CkJsonObjectW.h>
#include <CkHttpResponseW.h>
#include <CkStringBuilderW.h>

void ChilkatSample(void)
    {
    // This example assumes the Chilkat API to have been previously unlocked.
    // See Global Unlock Sample for sample code.

    CkHttpW http;
    bool success;

    // Sends the following POST to find the product named "Test123"

    // POST /api/v3/search/product
    // {
    //     "filter": [
    //         { "type": "equals", "field": "name", "value": "Test123" }
    //     ],
    //     "includes": {
    //         "product": ["id", "name"]
    //     }
    // }

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

    CkJsonObjectW json;
    json.UpdateString(L"filter[0].type",L"equals");
    json.UpdateString(L"filter[0].field",L"name");
    json.UpdateString(L"filter[0].value",L"Test123");
    json.UpdateString(L"includes.product[0]",L"id");
    json.UpdateString(L"includes.product[1]",L"name");
    // 

    // Load the access token previously obtained in Shopware 6 OAuth2 Client Credentials
    CkJsonObjectW jsonToken;
    jsonToken.LoadFile(L"qa_data/tokens/shopware6.json");

    // This causes the "Authorization: Bearer <access_token>" header to be added.
    http.put_AuthToken(jsonToken.stringOf(L"access_token"));

    // Note: If you get a 401 response status code, then fetch a new access token and retry.
    CkHttpResponseW *resp = http.PostJson3(L"https://my-shopware-6-shop.de/api/v3/search/product",L"application/json",json);
    if (http.get_LastMethodSuccess() == false) {
        wprintf(L"%s\n",http.lastErrorText());
        return;
    }

    CkStringBuilderW sbResponseBody;
    resp->GetBodySb(sbResponseBody);
    CkJsonObjectW jResp;
    jResp.LoadSb(sbResponseBody);
    jResp.put_EmitCompact(false);

    wprintf(L"Response Body:\n");
    wprintf(L"%s\n",jResp.emit());

    // If we get a 401 response, it may be that our access token expired and we need to fetch a new one.
    int respStatusCode = resp->get_StatusCode();
    wprintf(L"Response Status Code = %d\n",respStatusCode);
    if (respStatusCode >= 400) {
        wprintf(L"Response Header:\n");
        wprintf(L"%s\n",resp->header());
        wprintf(L"Failed.\n");
        delete resp;
        return;
    }

    delete resp;

    // The response looks like this:
    // Use the following online tool to generate parsing code from sample JSON:
    // Generate Parsing Code from JSON

    // {
    //   "data": [
    //     {
    //       "id": "d195dabb53cf46d096bd9a8726d82558",
    //       "type": "product",
    //       "attributes": {
    //         "name": "Test123",
    //         "apiAlias": null
    //       },
    //       "links": {
    //         "self": "https:\/\/***.de\/api\/v3\/product\/d195dabb53cf46d096bd9a8726d82558"
    //       },
    //       "relationships": [
    //       ],
    //       "meta": null
    //     }
    //   ],
    //   "included": [
    //   ],
    //   "links": {
    //     "self": "https:\/\/***.de\/api\/v3\/search\/product"
    //   },
    //   "meta": {
    //     "totalCountMode": 0,
    //     "total": 1
    //   },
    //   "aggregations": [
    //   ]
    // }

    int numSearchResults = jResp.SizeOfArray(L"data");
    if (numSearchResults != 1) {
        wprintf(L"numSearchResults = %d\n",numSearchResults);
        wprintf(L"Did not find the product, or unexpectedly found more than one with the same name.\n");
        return;
    }

    const wchar_t *productId = jResp.stringOf(L"data[0].id");

    wprintf(L"Product ID = %s\n",productId);
    }