(Unicode C) Amazon SP-API Get Feeds

See more Amazon SP-API Examples

Returns feed details for the feeds that match the filters that you specify.

For more information, see https://developer-docs.amazon.com/sp-api/docs/feeds-api-v2021-06-30-reference#get-feeds2021-06-30feeds

Chilkat C/C++ Library Downloads
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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 success;
    HCkJsonObjectW jsonToken;
    const wchar_t *lwa_token;
    HCkStringBuilderW sbResponse;
    const wchar_t *path;
    int statusCode;
    HCkJsonObjectW json;
    const wchar_t *feedId;
    const wchar_t *feedType;
    const wchar_t *createdTime;
    const wchar_t *processingStatus;
    const wchar_t *processingStartTime;
    const wchar_t *processingEndTime;
    const wchar_t *nextToken;
    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();
    success = CkRestW_Connect(rest,L"sandbox.sellingpartnerapi-eu.amazon.com",443,TRUE,TRUE);
    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);

    CkRestW_ClearAllQueryParams(rest);
    CkRestW_AddQueryParam(rest,L"feedTypes",L"POST_PRODUCT_DATA");
    CkRestW_AddQueryParam(rest,L"pageSize",L"10");
    CkRestW_AddQueryParam(rest,L"processingStatuses",L"CANCELLED,DONE");

    sbResponse = CkStringBuilderW_Create();
    path = L"/feeds/2021-06-30/feeds";
    success = CkRestW_FullRequestNoBodySb(rest,L"GET",path,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:

    // {
    //   "feeds": [
    //     {
    //       "feedId": "FeedId1",
    //       "feedType": "POST_PRODUCT_DATA",
    //       "createdTime": "2019-12-11T13:16:24.630Z",
    //       "processingStatus": "CANCELLED",
    //       "processingStartTime": "2019-12-11T13:16:24.630Z",
    //       "processingEndTime": "2019-12-11T13:16:24.630Z"
    //     }
    //   ],
    //   "nextToken": "VGhpcyB0b2tlbiBpcyBvcGFxdWUgYW5kIGludGVudGlvbmFsbHkgb2JmdXNjYXRlZA=="
    // }

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

    json = CkJsonObjectW_Create();

    CkJsonObjectW_LoadSb(json,sbResponse);

    nextToken = CkJsonObjectW_stringOf(json,L"nextToken");
    i = 0;
    count_i = CkJsonObjectW_SizeOfArray(json,L"feeds");
    while (i < count_i) {
        CkJsonObjectW_putI(json,i);
        feedId = CkJsonObjectW_stringOf(json,L"feeds[i].feedId");
        feedType = CkJsonObjectW_stringOf(json,L"feeds[i].feedType");
        createdTime = CkJsonObjectW_stringOf(json,L"feeds[i].createdTime");
        processingStatus = CkJsonObjectW_stringOf(json,L"feeds[i].processingStatus");
        processingStartTime = CkJsonObjectW_stringOf(json,L"feeds[i].processingStartTime");
        processingEndTime = CkJsonObjectW_stringOf(json,L"feeds[i].processingEndTime");
        i = i + 1;
    }

    wprintf(L"Success!\n");


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

    }