(.NET Core C#) Amazon SP-API Create Feed

See more Amazon SP-API Examples

Creates a feed. Amazon returns a feedDocumentId value, encryption details, and a URL for uploading the feed contents.

For more information, see https://developer-docs.amazon.com/sp-api/docs/feeds-api-v2020-09-04-use-case-guide

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

Chilkat.AuthAws authAws = new Chilkat.AuthAws();
authAws.AccessKey = "AWS_ACCESS_KEY";
authAws.SecretKey = "AWS_SECRET_KEY";
authAws.ServiceName = "execute-api";
// Use the region that is correct for your needs.
authAws.Region = "eu-west-1";

Chilkat.Rest rest = new Chilkat.Rest();
bool success = rest.Connect("sellingpartnerapi-eu.amazon.com",443,true,true);
if (success == false) {
    Debug.WriteLine(rest.LastErrorText);
    return;
}

success = rest.SetAuthAws(authAws);

// Load the previously obtained LWA access token.
// See Fetch SP-API LWA Access Token
Chilkat.JsonObject jsonToken = new Chilkat.JsonObject();
success = jsonToken.LoadFile("qa_data/tokens/sp_api_lwa_token.json");
if (success == false) {
    Debug.WriteLine("Failed to load LWA access token.");
    return;
}

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

Chilkat.JsonObject jsonReq = new Chilkat.JsonObject();
jsonReq.UpdateString("contentType","text/tab-separated-values; charset=UTF-8");

Chilkat.StringBuilder sbRequest = new Chilkat.StringBuilder();
jsonReq.EmitSb(sbRequest);

rest.ClearAllQueryParams();
rest.ClearAllHeaders();
rest.AddHeader("x-amz-access-token",lwa_token);

Chilkat.StringBuilder sbResponse = new Chilkat.StringBuilder();
string path = "/feeds/2021-06-30/documents";
success = rest.FullRequestSb("POST",path,sbRequest,sbResponse);
if (success == false) {
    Debug.WriteLine(rest.LastErrorText);
    return;
}

// Examine the response status.
int statusCode = rest.ResponseStatusCode;
Debug.WriteLine("statusCode: " + Convert.ToString(statusCode));

if (statusCode != 201) {
    Debug.WriteLine("Response status text: " + rest.ResponseStatusText);
    Debug.WriteLine("Response body: ");
    Debug.WriteLine(sbResponse.GetAsString());
    Debug.WriteLine("Failed.");
    return;
}

Debug.WriteLine(sbResponse.GetAsString());

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

// {
//   "feedDocumentId": "3d4e42b5-1d6e-44e8-a89c-2abfca0625bb",
//   "url": "https://d34o8swod1owfl.cloudfront.net/Feed_101__POST_PRODUCT_DATA_.xml"
// }

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

Chilkat.JsonObject json = new Chilkat.JsonObject();

json.LoadSb(sbResponse);

string feedDocumentId = json.StringOf("feedDocumentId");
string url = json.StringOf("url");

// Save the JSON to a file for the example that constructs the XML feed and uploads..
success = json.WriteFile("qa_data/json/sp_api_feed_upload_info.json");

Debug.WriteLine("Success!");