(Swift 2) Shippo POST to Transaction Endpoint

Demonstrates how to POST to the Transaction endpoint with your Rate object_id to purchase your international shipping label.

For more information, see https://goshippo.com/docs/international/

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

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

    let http = CkoHttp()
    var success: Bool

    // Implements the following CURL command:

    // curl https://api.goshippo.com/transactions \
    //     -H "Authorization: ShippoToken <API_TOKEN>" \
    //     -d rate="ec6143e746094bcab1bdc4c17600dabf"
    //     -d label_file_type="PDF"
    //     -d async=false

    let req = CkoHttpRequest()
    req.HttpVerb = "POST"
    req.Path = "/transactions"
    req.ContentType = "application/x-www-form-urlencoded"
    req.AddParam("rate", value: "ec6143e746094bcab1bdc4c17600dabf")
    req.AddParam("label_file_type", value: "PDF")
    req.AddParam("async", value: "false")

    req.AddHeader("Authorization", value: "ShippoToken <API_TOKEN>")

    var resp: CkoHttpResponse? = http.PostUrlEncoded("https://api.goshippo.com/transactions", req: req)
    if http.LastMethodSuccess == false {
        print("\(http.LastErrorText)")
        return
    }

    let sbResponseBody = CkoStringBuilder()
    resp!.GetBodySb(sbResponseBody)
    let jResp = CkoJsonObject()
    jResp.LoadSb(sbResponseBody)
    jResp.EmitCompact = false

    print("Response Body:")
    print("\(jResp.Emit())")

    var respStatusCode: Int = resp!.StatusCode.intValue
    print("Response Status Code = \(respStatusCode)")
    if respStatusCode >= 400 {
        print("Response Header:")
        print("\(resp!.Header)")
        print("Failed.")
        resp = nil
        return
    }

    resp = nil

    // Sample JSON response:
    // (Sample code for parsing the JSON response is shown below)

    // {
    //   "object_state": "VALID",
    //   "status": "SUCCESS",
    //   "object_created": "2013-12-27T19:14:48.273Z",
    //   "object_updated": "2013-12-27T19:14:48.273Z",
    //   "object_id": "64bba01845ef40d29374032599f22588",
    //   "object_owner": "shippotle@goshippo.com",
    //   "was_test": false,
    //   "rate": {
    //     "object_id": "cf6fea899f1848b494d9568e8266e076",
    //     "amount": "5.50",
    //     "currency": "USD",
    //     "amount_local": "5.50",
    //     "currency_local": "USD",
    //     "provider": "USPS",
    //     "servicelevel_name": "Priority Mail",
    //     "servicelevel_token": "usps_priority",
    //     "carrier_account": "078870331023437cb917f5187429b093"
    //   },
    //   "tracking_number": "ZW70QJC",
    //   "tracking_status": {
    //     "object_created": "2013-12-27T23:17:41.411Z",
    //     "object_id": "a21b3d6831c14ceaba6730179ce6e784",
    //     "status": "UNKNOWN",
    //     "status_details": "",
    //     "status_date": "2013-12-28T12:04:04.214Z"
    //   },
    //   "tracking_url_provider": "https://tools.usps.com/go/TrackConfirmAction.action?tLabels=ZW70QJC",
    //   "eta": "2013-12-30T12:00:00.000Z",
    //   "label_url": "https://shippo-delivery.s3.amazonaws.com/96.pdf?Signature=PEdWrp0mFWAGwJp7FW3b%2FeA2eyY%3D&Expires=1385930652&AWSAccessKeyId=AKIAJTHP3LLFMYAWALIA",
    //   "commercial_invoice_url": "",
    //   "metadata": "",
    //   "messages": [
    //   ]
    // }

    // Sample code for parsing the JSON response...
    // Use the following online tool to generate parsing code from sample JSON:
    // Generate Parsing Code from JSON

    var object_state: String? = jResp.StringOf("object_state")
    var status: String? = jResp.StringOf("status")
    var object_created: String? = jResp.StringOf("object_created")
    var object_updated: String? = jResp.StringOf("object_updated")
    var object_id: String? = jResp.StringOf("object_id")
    var object_owner: String? = jResp.StringOf("object_owner")
    var was_test: Bool = jResp.BoolOf("was_test")
    var rateObject_id: String? = jResp.StringOf("rate.object_id")
    var rateAmount: String? = jResp.StringOf("rate.amount")
    var rateCurrency: String? = jResp.StringOf("rate.currency")
    var rateAmount_local: String? = jResp.StringOf("rate.amount_local")
    var rateCurrency_local: String? = jResp.StringOf("rate.currency_local")
    var rateProvider: String? = jResp.StringOf("rate.provider")
    var rateServicelevel_name: String? = jResp.StringOf("rate.servicelevel_name")
    var rateServicelevel_token: String? = jResp.StringOf("rate.servicelevel_token")
    var rateCarrier_account: String? = jResp.StringOf("rate.carrier_account")
    var tracking_number: String? = jResp.StringOf("tracking_number")
    var tracking_statusObject_created: String? = jResp.StringOf("tracking_status.object_created")
    var tracking_statusObject_id: String? = jResp.StringOf("tracking_status.object_id")
    var tracking_statusStatus: String? = jResp.StringOf("tracking_status.status")
    var tracking_statusStatus_details: String? = jResp.StringOf("tracking_status.status_details")
    var tracking_statusStatus_date: String? = jResp.StringOf("tracking_status.status_date")
    var tracking_url_provider: String? = jResp.StringOf("tracking_url_provider")
    var eta: String? = jResp.StringOf("eta")
    var label_url: String? = jResp.StringOf("label_url")
    var commercial_invoice_url: String? = jResp.StringOf("commercial_invoice_url")
    var metadata: String? = jResp.StringOf("metadata")
    var i: Int = 0
    var count_i: Int = jResp.SizeOfArray("messages").intValue
    while i < count_i {
        jResp.I = i
        i = i + 1
    }


}