Objective-C / ShipEngine Walkthrough / Create a label from a shipment
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#import <CkoHttp.h>
#import <CkoHttpResponse.h>
#import <CkoStringBuilder.h>
#import <CkoJsonObject.h>
#import <NSString.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;
[http SetRequestHeader: @"API-Key" value: @"{{API_KEY}}"];
CkoHttpResponse *resp = [http QuickRequest: @"POST" url: @"https://api.shipengine.com/v1/labels/shipment/se-123456"];
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)
// {
// "label_id": "se-1376111",
// "status": "completed",
// "shipment_id": "se-4140216",
// "ship_date": "2019-09-17T00:00:00Z",
// "created_at": "2019-09-17T21:15:06.1985884Z",
// "shipment_cost": {
// "currency": "usd",
// "amount": 98.14
// },
// "insurance_cost": {
// "currency": "usd",
// "amount": 0
// },
// "tracking_number": "9405511899564298845657",
// "is_return_label": false,
// "rma_number": null,
// "is_international": false,
// "batch_id": "",
// "carrier_id": "se-121861",
// "service_code": "usps_priority_mail",
// "package_code": "package",
// "voided": false,
// "voided_at": null,
// "label_format": "pdf",
// "label_layout": "4x6",
// "trackable": true,
// "carrier_code": "stamps_com",
// "tracking_status": "in_transit",
// "label_download": {
// "pdf": "https://api.shipengine.com/v1/downloads/10/pNIA3R8QfEqnWI80_RI8OA/label-1376111.pdf",
// "png": "https://api.shipengine.com/v1/downloads/10/pNIA3R8QfEqnWI80_RI8OA/label-1376111.png",
// "zpl": "https://api.shipengine.com/v1/downloads/10/pNIA3R8QfEqnWI80_RI8OA/label-1376111.zpl",
// "href": "https://api.shipengine.com/v1/downloads/10/pNIA3R8QfEqnWI80_RI8OA/label-1376111.pdf"
// },
// "form_download": null,
// "insurance_claim": null,
// "packages": [
// {
// "package_code": "package",
// "weight": {
// "value": 17,
// "unit": "pound"
// },
// "dimensions": {
// "unit": "inch",
// "length": 36,
// "width": 12,
// "height": 24
// },
// "insured_value": {
// "currency": "usd",
// "amount": 0
// },
// "tracking_number": "9405511899564298845657",
// "label_messages": {
// "reference1": null,
// "reference2": null,
// "reference3": null
// },
// "external_package_id": null
// }
// ]
// }
// Sample code for parsing the JSON response...
// Use this online tool to generate parsing code from sample JSON: Generate JSON Parsing Code
int Value;
NSString *Unit = 0;
NSString *dimensionsUnit = 0;
int Length;
int Width;
int Height;
NSString *insured_valueCurrency = 0;
int insured_valueAmount;
NSString *Reference1 = 0;
NSString *Reference2 = 0;
NSString *Reference3 = 0;
NSString *external_package_id = 0;
NSString *label_id = [jResp StringOf: @"label_id"];
NSString *status = [jResp StringOf: @"status"];
NSString *shipment_id = [jResp StringOf: @"shipment_id"];
NSString *ship_date = [jResp StringOf: @"ship_date"];
NSString *created_at = [jResp StringOf: @"created_at"];
NSString *v_Currency = [jResp StringOf: @"shipment_cost.currency"];
NSString *Amount = [jResp StringOf: @"shipment_cost.amount"];
NSString *insurance_costCurrency = [jResp StringOf: @"insurance_cost.currency"];
int insurance_costAmount = [[jResp IntOf: @"insurance_cost.amount"] intValue];
NSString *tracking_number = [jResp StringOf: @"tracking_number"];
BOOL is_return_label = [jResp BoolOf: @"is_return_label"];
NSString *rma_number = [jResp StringOf: @"rma_number"];
BOOL is_international = [jResp BoolOf: @"is_international"];
NSString *batch_id = [jResp StringOf: @"batch_id"];
NSString *carrier_id = [jResp StringOf: @"carrier_id"];
NSString *service_code = [jResp StringOf: @"service_code"];
NSString *package_code = [jResp StringOf: @"package_code"];
BOOL voided = [jResp BoolOf: @"voided"];
NSString *voided_at = [jResp StringOf: @"voided_at"];
NSString *label_format = [jResp StringOf: @"label_format"];
NSString *label_layout = [jResp StringOf: @"label_layout"];
BOOL trackable = [jResp BoolOf: @"trackable"];
NSString *carrier_code = [jResp StringOf: @"carrier_code"];
NSString *tracking_status = [jResp StringOf: @"tracking_status"];
NSString *v_Pdf = [jResp StringOf: @"label_download.pdf"];
NSString *Png = [jResp StringOf: @"label_download.png"];
NSString *Zpl = [jResp StringOf: @"label_download.zpl"];
NSString *Href = [jResp StringOf: @"label_download.href"];
NSString *form_download = [jResp StringOf: @"form_download"];
NSString *insurance_claim = [jResp StringOf: @"insurance_claim"];
int i = 0;
int count_i = [[jResp SizeOfArray: @"packages"] intValue];
while (i < count_i) {
jResp.I = [NSNumber numberWithInt: i];
package_code = [jResp StringOf: @"packages[i].package_code"];
Value = [[jResp IntOf: @"packages[i].weight.value"] intValue];
Unit = [jResp StringOf: @"packages[i].weight.unit"];
dimensionsUnit = [jResp StringOf: @"packages[i].dimensions.unit"];
Length = [[jResp IntOf: @"packages[i].dimensions.length"] intValue];
Width = [[jResp IntOf: @"packages[i].dimensions.width"] intValue];
Height = [[jResp IntOf: @"packages[i].dimensions.height"] intValue];
insured_valueCurrency = [jResp StringOf: @"packages[i].insured_value.currency"];
insured_valueAmount = [[jResp IntOf: @"packages[i].insured_value.amount"] intValue];
tracking_number = [jResp StringOf: @"packages[i].tracking_number"];
Reference1 = [jResp StringOf: @"packages[i].label_messages.reference1"];
Reference2 = [jResp StringOf: @"packages[i].label_messages.reference2"];
Reference3 = [jResp StringOf: @"packages[i].label_messages.reference3"];
external_package_id = [jResp StringOf: @"packages[i].external_package_id"];
i = i + 1;
}
Curl Command
curl -X POST
-H "API-Key: {{API_KEY}}"
https://api.shipengine.com/v1/labels/shipment/se-123456
Postman Collection Item JSON
{
"name": "Create a label from a shipment",
"event": [
{
"listen": "test",
"script": {
"exec": [
""
],
"type": "text/javascript"
}
}
],
"request": {
"method": "POST",
"header": [
],
"url": {
"raw": "https://api.shipengine.com/v1/labels/shipment/{{shipment_id}}",
"protocol": "https",
"host": [
"api",
"shipengine",
"com"
],
"path": [
"v1",
"labels",
"shipment",
"{{shipment_id}}"
]
},
"description": "If you've previously created a shipment on ShipEngine, then you can create a label from that shipment without having to specify any of the shipment details again."
},
"response": [
{
"name": "Create a label from a shipment",
"originalRequest": {
"method": "POST",
"header": [
],
"url": {
"raw": "https://api.shipengine.com/v1/labels/shipment/{{shipment_id}}",
"protocol": "https",
"host": [
"api",
"shipengine",
"com"
],
"path": [
"v1",
"labels",
"shipment",
"{{shipment_id}}"
]
}
},
"status": "OK",
"code": 200,
"_postman_previewlanguage": "json",
"header": [
{
"key": "Date",
"value": "Tue, 17 Sep 2019 21:15:07 GMT"
},
{
"key": "Content-Type",
"value": "application/json; charset=utf-8"
},
{
"key": "Content-Length",
"value": "1820"
},
{
"key": "Connection",
"value": "keep-alive"
},
{
"key": "Access-Control-Allow-Origin",
"value": "https://www.shipengine.com"
},
{
"key": "Vary",
"value": "Origin"
},
{
"key": "server",
"value": "Microsoft-IIS/8.0"
},
{
"key": "x-newrelic-app-data",
"value": "PxQGVFZXCgITVVZbAwMCV1YGFB9AMQYAZBBZDEtZV0ZaCldOZgRRIzR/GC0HAV1fQ0sxF0VSXwcXVHpSAAMPNVkWUDFQUURfVgtNQx1RHVJIBxlQU1EMBAZRVE4aABtEIQgHClUiV1sGVQBTCg12ABFJXwBdElY/"
},
{
"key": "x-powered-by",
"value": "ASP.NET"
},
{
"key": "x-shipengine-environment",
"value": "j"
},
{
"key": "x-shipengine-requestid",
"value": "8ebc06bb-90a3-495b-bc0d-b4bb2ef13073"
},
{
"key": "x-shipengine-server",
"value": "SS-J-WEB03"
}
],
"cookie": [
],
"body": "{\n \"label_id\": \"se-1376111\",\n \"status\": \"completed\",\n \"shipment_id\": \"se-4140216\",\n \"ship_date\": \"2019-09-17T00:00:00Z\",\n \"created_at\": \"2019-09-17T21:15:06.1985884Z\",\n \"shipment_cost\": {\n \"currency\": \"usd\",\n \"amount\": 98.14\n },\n \"insurance_cost\": {\n \"currency\": \"usd\",\n \"amount\": 0\n },\n \"tracking_number\": \"9405511899564298845657\",\n \"is_return_label\": false,\n \"rma_number\": null,\n \"is_international\": false,\n \"batch_id\": \"\",\n \"carrier_id\": \"se-121861\",\n \"service_code\": \"usps_priority_mail\",\n \"package_code\": \"package\",\n \"voided\": false,\n \"voided_at\": null,\n \"label_format\": \"pdf\",\n \"label_layout\": \"4x6\",\n \"trackable\": true,\n \"carrier_code\": \"stamps_com\",\n \"tracking_status\": \"in_transit\",\n \"label_download\": {\n \"pdf\": \"https://api.shipengine.com/v1/downloads/10/pNIA3R8QfEqnWI80_RI8OA/label-1376111.pdf\",\n \"png\": \"https://api.shipengine.com/v1/downloads/10/pNIA3R8QfEqnWI80_RI8OA/label-1376111.png\",\n \"zpl\": \"https://api.shipengine.com/v1/downloads/10/pNIA3R8QfEqnWI80_RI8OA/label-1376111.zpl\",\n \"href\": \"https://api.shipengine.com/v1/downloads/10/pNIA3R8QfEqnWI80_RI8OA/label-1376111.pdf\"\n },\n \"form_download\": null,\n \"insurance_claim\": null,\n \"packages\": [\n {\n \"package_code\": \"package\",\n \"weight\": {\n \"value\": 17,\n \"unit\": \"pound\"\n },\n \"dimensions\": {\n \"unit\": \"inch\",\n \"length\": 36,\n \"width\": 12,\n \"height\": 24\n },\n \"insured_value\": {\n \"currency\": \"usd\",\n \"amount\": 0\n },\n \"tracking_number\": \"9405511899564298845657\",\n \"label_messages\": {\n \"reference1\": null,\n \"reference2\": null,\n \"reference3\": null\n },\n \"external_package_id\": null\n }\n ]\n}"
}
]
}
