(Unicode 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 <C_CkAuthAwsW.h>
#include <C_CkRestW.h>
#include <C_CkJsonObjectW.h>
#include <C_CkStringBuilderW.h>

void ChilkatSample(void)
    {
    HCkAuthAwsW authAws;
    HCkRestW rest;
    BOOL bTls;
    int port;
    BOOL bAutoReconnect;
    BOOL success;
    HCkJsonObjectW jsonToken;
    const wchar_t *lwa_token;
    HCkStringBuilderW sbResponse;
    const wchar_t *uri;
    int statusCode;
    HCkJsonObjectW json;
    const wchar_t *Id;
    const wchar_t *CountryCode;
    const wchar_t *Name;
    const wchar_t *DefaultCurrencyCode;
    const wchar_t *DefaultLanguageCode;
    const wchar_t *DomainName;
    BOOL IsParticipating;
    BOOL HasSuspendedListings;
    int i;
    int count_i;

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

    authAws = CkAuthAwsW_Create();
    CkAuthAwsW_putAccessKey(authAws,L"AWS_ACCESS_KEY");
    CkAuthAwsW_putSecretKey(authAws,L"AWS_SECRET_KEY");
    CkAuthAwsW_putServiceName(authAws,L"execute-api");
    // Use the region that is correct for your needs.
    CkAuthAwsW_putRegion(authAws,L"eu-west-1");

    rest = CkRestW_Create();
    bTls = TRUE;
    port = 443;
    bAutoReconnect = TRUE;
    // Make sure to use the correct domain.
    // In this example, we are using "sandbox.sellingpartnerapi-eu.amazon.com"
    success = CkRestW_Connect(rest,L"sandbox.sellingpartnerapi-eu.amazon.com",port,bTls,bAutoReconnect);
    if (success == FALSE) {
        wprintf(L"%s\n",CkRestW_lastErrorText(rest));
        CkAuthAwsW_Dispose(authAws);
        CkRestW_Dispose(rest);
        return;
    }

    success = CkRestW_SetAuthAws(rest,authAws);

    // Load the previously obtained LWA access token.
    // See Fetch SP-API LWA Access Token
    jsonToken = CkJsonObjectW_Create();
    success = CkJsonObjectW_LoadFile(jsonToken,L"qa_data/tokens/sp_api_lwa_token.json");
    if (success == FALSE) {
        wprintf(L"Failed to load LWA access token.\n");
        CkAuthAwsW_Dispose(authAws);
        CkRestW_Dispose(rest);
        CkJsonObjectW_Dispose(jsonToken);
        return;
    }

    // Add the x-amz-access-token request header.
    lwa_token = CkJsonObjectW_stringOf(jsonToken,L"access_token");
    CkRestW_ClearAllHeaders(rest);
    CkRestW_AddHeader(rest,L"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
    CkRestW_ClearAllPathParams(rest);
    CkRestW_AddPathParam(rest,L"MarketplaceId",L"A1F83G8C2ARO7P");

    sbResponse = CkStringBuilderW_Create();
    uri = L"/sellers/v1/marketplaceParticipations";
    success = CkRestW_FullRequestNoBodySb(rest,L"GET",uri,sbResponse);
    if (success == FALSE) {
        wprintf(L"%s\n",CkRestW_lastErrorText(rest));
        CkAuthAwsW_Dispose(authAws);
        CkRestW_Dispose(rest);
        CkJsonObjectW_Dispose(jsonToken);
        CkStringBuilderW_Dispose(sbResponse);
        return;
    }

    // Examine the response status.
    statusCode = CkRestW_getResponseStatusCode(rest);
    if (statusCode != 200) {
        wprintf(L"Response status text: %s\n",CkRestW_responseStatusText(rest));
        wprintf(L"Response body: \n");
        wprintf(L"%s\n",CkStringBuilderW_getAsString(sbResponse));
        wprintf(L"Failed.\n");
        CkAuthAwsW_Dispose(authAws);
        CkRestW_Dispose(rest);
        CkJsonObjectW_Dispose(jsonToken);
        CkStringBuilderW_Dispose(sbResponse);
        return;
    }

    wprintf(L"%s\n",CkStringBuilderW_getAsString(sbResponse));

    // 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

    json = CkJsonObjectW_Create();

    CkJsonObjectW_LoadSb(json,sbResponse);

    i = 0;
    count_i = CkJsonObjectW_SizeOfArray(json,L"payload");
    while (i < count_i) {
        CkJsonObjectW_putI(json,i);
        Id = CkJsonObjectW_stringOf(json,L"payload[i].marketplace.id");
        CountryCode = CkJsonObjectW_stringOf(json,L"payload[i].marketplace.countryCode");
        Name = CkJsonObjectW_stringOf(json,L"payload[i].marketplace.name");
        DefaultCurrencyCode = CkJsonObjectW_stringOf(json,L"payload[i].marketplace.defaultCurrencyCode");
        DefaultLanguageCode = CkJsonObjectW_stringOf(json,L"payload[i].marketplace.defaultLanguageCode");
        DomainName = CkJsonObjectW_stringOf(json,L"payload[i].marketplace.domainName");
        IsParticipating = CkJsonObjectW_BoolOf(json,L"payload[i].participation.isParticipating");
        HasSuspendedListings = CkJsonObjectW_BoolOf(json,L"payload[i].participation.hasSuspendedListings");
        i = i + 1;
    }

    wprintf(L"Success!\n");


    CkAuthAwsW_Dispose(authAws);
    CkRestW_Dispose(rest);
    CkJsonObjectW_Dispose(jsonToken);
    CkStringBuilderW_Dispose(sbResponse);
    CkJsonObjectW_Dispose(json);

    }