(Objective-C) Shippo Generate a Return Label

Demonstrates how to generate a pay-on-use return label.

For more information, see https://goshippo.com/docs/return-labels/

Chilkat Objective-C Library Downloads MAC OS X (Cocoa) Libs iOS Libs

#import <CkoHttp.h>
#import <CkoHttpRequest.h>
#import <CkoHttpResponse.h>
#import <CkoStringBuilder.h>
#import <CkoJsonObject.h>

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

CkoHttp *http = [[CkoHttp alloc] init];
BOOL success;

// Implements the following CURL command:

// curl https://api.goshippo.com/shipments/ \
//     -H "Authorization: ShippoToken <API_Token>" \
//     -d address_from="d799c2679e644279b59fe661ac8fa488" \
//     -d address_to="42236bcf36214f62bcc6d7f12f02a849" \
//     -d parcels=["7df2ecf8b4224763ab7c71fae7ec8274"] \
//     -d shipment_date="2013-12-03T12:00:00.000Z" \
//     -d extra='{ "is_return": true}' \
//     -d async=false

CkoHttpRequest *req = [[CkoHttpRequest alloc] init];
req.HttpVerb = @"POST";
req.Path = @"/shipments/";
req.ContentType = @"application/x-www-form-urlencoded";
[req AddParam: @"address_from" value: @"d799c2679e644279b59fe661ac8fa488"];
[req AddParam: @"address_to" value: @"42236bcf36214f62bcc6d7f12f02a849"];
[req AddParam: @"parcels" value: @"[\"7df2ecf8b4224763ab7c71fae7ec8274\"]"];
[req AddParam: @"shipment_date" value: @"2013-12-03T12:00:00.000Z"];
[req AddParam: @"extra" value: @"'{ \"is_return\": true}'"];
[req AddParam: @"async" value: @"false"];

[req AddHeader: @"Authorization" value: @"ShippoToken <API_Token>"];

CkoHttpResponse *resp = [http PostUrlEncoded: @"https://api.goshippo.com/shipments/" req: req];
if (http.LastMethodSuccess == NO) {
    NSLog(@"%@",http.LastErrorText);
    return;
}

CkoStringBuilder *sbResponseBody = [[CkoStringBuilder alloc] init];
[resp GetBodySb: sbResponseBody];
CkoJsonObject *jResp = [[CkoJsonObject alloc] init];
[jResp LoadSb: sbResponseBody];
jResp.EmitCompact = NO;

NSLog(@"%@",@"Response Body:");
NSLog(@"%@",[jResp Emit]);

int respStatusCode = [resp.StatusCode intValue];
NSLog(@"%@%d",@"Response Status Code = ",respStatusCode);
if (respStatusCode >= 400) {
    NSLog(@"%@",@"Response Header:");
    NSLog(@"%@",resp.Header);
    NSLog(@"%@",@"Failed.");

    return;
}

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

// {}

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