(C++) Amazon SP-API Sellers Get Marketplace Participations

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Demonstrates Amazon SP-API Sellers API -- get marketplace participations.

For more information, see https://developer-docs.amazon.com/sp-api/docs/sellers-api-v1-reference#getmarketplaceparticipations

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#include <CkAuthAws.h>
#include <CkRest.h>
#include <CkJsonObject.h>
#include <CkStringBuilder.h>

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

    CkAuthAws authAws;
    authAws.put_AccessKey("AWS_ACCESS_KEY");
    authAws.put_SecretKey("AWS_SECRET_KEY");
    authAws.put_ServiceName("execute-api");
    // Use the region that is correct for your needs.
    authAws.put_Region("eu-west-1");

    CkRest rest;
    bool bTls = true;
    int port = 443;
    bool bAutoReconnect = true;
    // Make sure to use the correct domain.
    // In this example, we are using "sandbox.sellingpartnerapi-eu.amazon.com"
    bool success = rest.Connect("sandbox.sellingpartnerapi-eu.amazon.com",port,bTls,bAutoReconnect);
    if (success == false) {
        std::cout << rest.lastErrorText() << "\r\n";
        return;
    }

    success = rest.SetAuthAws(authAws);

    // Load the previously obtained LWA access token.
    // See Fetch SP-API LWA Access Token
    CkJsonObject jsonToken;
    success = jsonToken.LoadFile("qa_data/tokens/sp_api_lwa_token.json");
    if (success == false) {
        std::cout << "Failed to load LWA access token." << "\r\n";
        return;
    }

    // Add the x-amz-access-token request header.
    const char *lwa_token = jsonToken.stringOf("access_token");
    rest.ClearAllHeaders();
    rest.AddHeader("x-amz-access-token",lwa_token);

    // Indicate the marketplace.  Use the marketplace ID for your needs. See https://developer-docs.amazon.com/sp-api/docs/marketplace-ids
    rest.ClearAllPathParams();
    rest.AddPathParam("MarketplaceId","A1F83G8C2ARO7P");

    CkStringBuilder sbResponse;
    const char *uri = "/sellers/v1/marketplaceParticipations";
    success = rest.FullRequestNoBodySb("GET",uri,sbResponse);
    if (success == false) {
        std::cout << rest.lastErrorText() << "\r\n";
        return;
    }

    // Examine the response status.
    int statusCode = rest.get_ResponseStatusCode();
    if (statusCode != 200) {
        std::cout << "Response status text: " << rest.responseStatusText() << "\r\n";
        std::cout << "Response body: " << "\r\n";
        std::cout << sbResponse.getAsString() << "\r\n";
        std::cout << "Failed." << "\r\n";
        return;
    }

    std::cout << sbResponse.getAsString() << "\r\n";

    // If successful, gets a JSON response such as the following:

    // {
    //   "payload": [
    //     {
    //       "marketplace": {
    //         "id": "ATVPDKIKX0DER",
    //         "countryCode": "US",
    //         "name": "Amazon.com",
    //         "defaultCurrencyCode": "USD",
    //         "defaultLanguageCode": "en_US",
    //         "domainName": "www.amazon.com"
    //       },
    //       "participation": {
    //         "isParticipating": true,
    //         "hasSuspendedListings": false
    //       }
    //     }
    //   ]
    // }

    // Use this online tool to generate parsing code from sample JSON: 
    // Generate Parsing Code from JSON

    CkJsonObject json;

    json.LoadSb(sbResponse);

    const char *Id = 0;
    const char *CountryCode = 0;
    const char *Name = 0;
    const char *DefaultCurrencyCode = 0;
    const char *DefaultLanguageCode = 0;
    const char *DomainName = 0;
    bool IsParticipating;
    bool HasSuspendedListings;

    int i = 0;
    int count_i = json.SizeOfArray("payload");
    while (i < count_i) {
        json.put_I(i);
        Id = json.stringOf("payload[i].marketplace.id");
        CountryCode = json.stringOf("payload[i].marketplace.countryCode");
        Name = json.stringOf("payload[i].marketplace.name");
        DefaultCurrencyCode = json.stringOf("payload[i].marketplace.defaultCurrencyCode");
        DefaultLanguageCode = json.stringOf("payload[i].marketplace.defaultLanguageCode");
        DomainName = json.stringOf("payload[i].marketplace.domainName");
        IsParticipating = json.BoolOf("payload[i].participation.isParticipating");
        HasSuspendedListings = json.BoolOf("payload[i].participation.hasSuspendedListings");
        i = i + 1;
    }

    std::cout << "Success!" << "\r\n";
    }