(Swift 2) Amazon SP-API Upload Feed

See more Amazon SP-API Examples

Upload a feed document to the feed previously created.

For more information, see https://developer-docs.amazon.com/sp-api/docs/feeds-api-v2021-06-30-use-case-guide#step-2-construct-a-feed

Chilkat Downloads for the Swift Programming Language MAC OS X (Cocoa) Objective-C/Swift Libs iOS Objective-C/Swift Libs

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

    // Load your own feed data file.
    let sbRequestBody = CkoStringBuilder()
    var success: Bool = sbRequestBody.LoadFile("C:/AAWorkarea/test-despatch-upload.txt", charset: "utf-8")
    if success == false {
        print("Failed to load test-despatch-upload.txt.")
        return
    }

    // The SP-API Create Feed example returned JSON such as this.

    // {
    //   "feedDocumentId": "amzn1.tortuga.4.eu.8fb6f9c4-XXXX-4e7f-824f-XXXXXXXXXXXXX.ZZZZZZZZZZZZZZ",
    //   "url": "https://tortuga-prod-eu.s3-eu-west-1.amazonaws.com/%2FNinetyDays/amzn1.tortuga.4.eu.8fb6f9c4-XXXX-4e7f-824f-XXXXXXXXXXXXX.ZZZZZZZZZZZZZZ?X-Amz-Algorithm=AWS4-HMAC-SHA256&X-Amz-Date=20230222T014944Z&X-Amz-SignedHeaders=content-type%3Bhost&X-Amz-Expires=300&X-Amz-Credential=XXXXXXXXXXXXXXXXX%2F20230222%2Feu-west-1%2Fs3%2Faws4_request&X-Amz-Signature=XXXXXXXXXXXXXXXXXXXXXXXXXXXX"
    // }

    // Load the JSON feed file created by this example:  SP-API Create Feed
    let jsonFeedInfo = CkoJsonObject()
    success = jsonFeedInfo.LoadFile("qa_data/json/sp_api_feed_upload_info.json")
    if success == false {
        print("\(jsonFeedInfo.LastErrorText)")
        return
    }

    // Get the pre-signed URL
    var url: String? = jsonFeedInfo.StringOf("url")

    // We can use the Chilkat HTTP object because the URL is pre-signed.
    // We don't need to add our own AWS authentication because it's already in the pre-signed URL,
    // which is only valid for short amount of time.
    let http = CkoHttp()

    // NOTE: The string "text/tab-separated-values; charset=UTF-8" must match exactly the contentType specified when creating the feed.
    var resp: CkoHttpResponse? = http.PTextSb("PUT", url: url, textData: sbRequestBody, charset: "utf-8", contentType: "text/tab-separated-values; charset=UTF-8", md5: false, gzip: false)
    if http.LastMethodSuccess == false {
        print("\(http.LastErrorText)")
        return
    }

    print("status code = \(resp!.StatusCode.intValue)")
    print("status text = \(resp!.StatusText)")
    print("response body:")
    print("\(resp!.BodyStr)")

    resp = nil

}