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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.

Chilkat C Downloads

C
#include <C_CkAuthAws.h>
#include <C_CkRest.h>
#include <C_CkJsonObject.h>
#include <C_CkStringBuilder.h>

void ChilkatSample(void)
    {
    BOOL success;
    HCkAuthAws authAws;
    HCkRest rest;
    HCkJsonObject jsonToken;
    const char *lwa_token;
    HCkStringBuilder sbResponse;
    const char *path;
    int statusCode;
    HCkJsonObject json;
    const char *feedId;
    const char *feedType;
    const char *createdTime;
    const char *processingStatus;
    const char *processingStartTime;
    const char *processingEndTime;
    const char *nextToken;
    int i;
    int count_i;

    success = FALSE;

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

    authAws = CkAuthAws_Create();
    CkAuthAws_putAccessKey(authAws,"AWS_ACCESS_KEY");
    CkAuthAws_putSecretKey(authAws,"AWS_SECRET_KEY");
    CkAuthAws_putServiceName(authAws,"execute-api");
    // Use the region that is correct for your needs.
    CkAuthAws_putRegion(authAws,"eu-west-1");

    rest = CkRest_Create();
    success = CkRest_Connect(rest,"sandbox.sellingpartnerapi-eu.amazon.com",443,TRUE,TRUE);
    if (success == FALSE) {
        printf("%s\n",CkRest_lastErrorText(rest));
        CkAuthAws_Dispose(authAws);
        CkRest_Dispose(rest);
        return;
    }

    success = CkRest_SetAuthAws(rest,authAws);

    // Load the previously obtained LWA access token.
    // See Fetch SP-API LWA Access Token
    jsonToken = CkJsonObject_Create();
    success = CkJsonObject_LoadFile(jsonToken,"qa_data/tokens/sp_api_lwa_token.json");
    if (success == FALSE) {
        printf("Failed to load LWA access token.\n");
        CkAuthAws_Dispose(authAws);
        CkRest_Dispose(rest);
        CkJsonObject_Dispose(jsonToken);
        return;
    }

    // Add the x-amz-access-token request header.
    lwa_token = CkJsonObject_stringOf(jsonToken,"access_token");

    CkRest_ClearAllHeaders(rest);
    CkRest_AddHeader(rest,"x-amz-access-token",lwa_token);

    CkRest_ClearAllQueryParams(rest);
    CkRest_AddQueryParam(rest,"feedTypes","POST_PRODUCT_DATA");
    CkRest_AddQueryParam(rest,"pageSize","10");
    CkRest_AddQueryParam(rest,"processingStatuses","CANCELLED,DONE");

    sbResponse = CkStringBuilder_Create();
    path = "/feeds/2021-06-30/feeds";
    success = CkRest_FullRequestNoBodySb(rest,"GET",path,sbResponse);
    if (success == FALSE) {
        printf("%s\n",CkRest_lastErrorText(rest));
        CkAuthAws_Dispose(authAws);
        CkRest_Dispose(rest);
        CkJsonObject_Dispose(jsonToken);
        CkStringBuilder_Dispose(sbResponse);
        return;
    }

    // Examine the response status.
    statusCode = CkRest_getResponseStatusCode(rest);
    if (statusCode != 200) {
        printf("Response status text: %s\n",CkRest_responseStatusText(rest));
        printf("Response body: \n");
        printf("%s\n",CkStringBuilder_getAsString(sbResponse));
        printf("Failed.\n");
        CkAuthAws_Dispose(authAws);
        CkRest_Dispose(rest);
        CkJsonObject_Dispose(jsonToken);
        CkStringBuilder_Dispose(sbResponse);
        return;
    }

    printf("%s\n",CkStringBuilder_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 = CkJsonObject_Create();

    CkJsonObject_LoadSb(json,sbResponse);

    nextToken = CkJsonObject_stringOf(json,"nextToken");
    i = 0;
    count_i = CkJsonObject_SizeOfArray(json,"feeds");
    while (i < count_i) {
        CkJsonObject_putI(json,i);
        feedId = CkJsonObject_stringOf(json,"feeds[i].feedId");
        feedType = CkJsonObject_stringOf(json,"feeds[i].feedType");
        createdTime = CkJsonObject_stringOf(json,"feeds[i].createdTime");
        processingStatus = CkJsonObject_stringOf(json,"feeds[i].processingStatus");
        processingStartTime = CkJsonObject_stringOf(json,"feeds[i].processingStartTime");
        processingEndTime = CkJsonObject_stringOf(json,"feeds[i].processingEndTime");
        i = i + 1;
    }

    printf("Success!\n");


    CkAuthAws_Dispose(authAws);
    CkRest_Dispose(rest);
    CkJsonObject_Dispose(jsonToken);
    CkStringBuilder_Dispose(sbResponse);
    CkJsonObject_Dispose(json);

    }