Chilkat Online Tools

Objective-C / ShipEngine Walkthrough / Get a specific carrier

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#import <CkoHttp.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}}"];

CkoStringBuilder *sbResponseBody = [[CkoStringBuilder alloc] init];
success = [http QuickGetSb: @"https://api.shipengine.com/v1/carriers/se-963358" sbContent: sbResponseBody];
if (success == NO) {
    NSLog(@"%@",http.LastErrorText);
    return;
}

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

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

int respStatusCode = [http.LastStatus intValue];
NSLog(@"%@%d",@"Response Status Code = ",respStatusCode);
if (respStatusCode >= 400) {
    NSLog(@"%@",@"Response Header:");
    NSLog(@"%@",http.LastHeader);
    NSLog(@"%@",@"Failed.");
    return;
}

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

// {
//   "carrier_id": "se-121861",
//   "carrier_code": "stamps_com",
//   "account_number": "test_account_121861",
//   "requires_funded_amount": true,
//   "balance": 8343.36,
//   "nickname": "ShipEngine Test Account - Stamps.com",
//   "friendly_name": "Stamps.com",
//   "primary": false,
//   "has_multi_package_supporting_services": false,
//   "supports_label_messages": true,
//   "services": [
//     {
//       "carrier_id": "se-121861",
//       "carrier_code": "stamps_com",
//       "service_code": "usps_first_class_mail",
//       "name": "USPS First Class Mail",
//       "domestic": true,
//       "international": false,
//       "is_multi_package_supported": false
//     },
//     {
//       "carrier_id": "se-121861",
//       "carrier_code": "stamps_com",
//       "service_code": "usps_media_mail",
//       "name": "USPS Media Mail",
//       "domestic": true,
//       "international": false,
//       "is_multi_package_supported": false
//     },
//     {
//       "carrier_id": "se-121861",
//       "carrier_code": "stamps_com",
//       "service_code": "usps_parcel_select",
//       "name": "USPS Parcel Select Ground",
//       "domestic": true,
//       "international": false,
//       "is_multi_package_supported": false
//     },
//     {
//       "carrier_id": "se-121861",
//       "carrier_code": "stamps_com",
//       "service_code": "usps_priority_mail",
//       "name": "USPS Priority Mail",
//       "domestic": true,
//       "international": false,
//       "is_multi_package_supported": false
//     },
//     {
//       "carrier_id": "se-121861",
//       "carrier_code": "stamps_com",
//       "service_code": "usps_priority_mail_express",
//       "name": "USPS Priority Mail Express",
//       "domestic": true,
//       "international": false,
//       "is_multi_package_supported": false
//     },
//     {
//       "carrier_id": "se-121861",
//       "carrier_code": "stamps_com",
//       "service_code": "usps_first_class_mail_international",
//       "name": "USPS First Class Mail Intl",
//       "domestic": false,
//       "international": true,
//       "is_multi_package_supported": false
//     },
//     {
//       "carrier_id": "se-121861",
//       "carrier_code": "stamps_com",
//       "service_code": "usps_priority_mail_international",
//       "name": "USPS Priority Mail Intl",
//       "domestic": false,
//       "international": true,
//       "is_multi_package_supported": false
//     },
//     {
//       "carrier_id": "se-121861",
//       "carrier_code": "stamps_com",
//       "service_code": "usps_priority_mail_express_international",
//       "name": "USPS Priority Mail Express Intl",
//       "domestic": false,
//       "international": true,
//       "is_multi_package_supported": false
//     }
//   ],
//   "packages": [
//     {
//       "package_id": null,
//       "package_code": "cubic",
//       "name": "Cubic",
//       "description": "Cubic"
//     },
//     {
//       "package_id": null,
//       "package_code": "flat_rate_envelope",
//       "name": "Flat Rate Envelope",
//       "description": "USPS flat rate envelope. A special cardboard envelope provided by the USPS that clearly indicates \"Flat Rate\"."
//     },
//     {
//       "package_id": null,
//       "package_code": "flat_rate_legal_envelope",
//       "name": "Flat Rate Legal Envelope",
//       "description": "Flat Rate Legal Envelope"
//     },
//     {
//       "package_id": null,
//       "package_code": "flat_rate_padded_envelope",
//       "name": "Flat Rate Padded Envelope",
//       "description": "Flat Rate Padded Envelope"
//     },
//     {
//       "package_id": null,
//       "package_code": "large_envelope_or_flat",
//       "name": "Large Envelope or Flat",
//       "description": "Large envelope or flat. Has one dimension that is between 11 1/2\" and 15\" long, 6 1/18\" and 12\" high, or 1/4\" and 3/4\" thick."
//     },
//     {
//       "package_id": null,
//       "package_code": "large_flat_rate_box",
//       "name": "Large Flat Rate Box",
//       "description": "Large Flat Rate Box"
//     },
//     {
//       "package_id": null,
//       "package_code": "large_package",
//       "name": "Large Package (any side > 12\")",
//       "description": "Large package. Longest side plus the distance around the thickest part is over 84\" and less than or equal to 108\"."
//     },
//     {
//       "package_id": null,
//       "package_code": "letter",
//       "name": "Letter",
//       "description": "Letter"
//     },
//     {
//       "package_id": null,
//       "package_code": "medium_flat_rate_box",
//       "name": "Medium Flat Rate Box",
//       "description": "USPS flat rate box. A special 11\" x 8 1/2\" x 5 1/2\" or 14\" x 3.5\" x 12\" USPS box that clearly indicates \"Flat Rate Box\""
//     },
//     {
//       "package_id": null,
//       "package_code": "package",
//       "name": "Package",
//       "description": "Package. Longest side plus the distance around the thickest part is less than or equal to 84\""
//     },
//     {
//       "package_id": null,
//       "package_code": "regional_rate_box_a",
//       "name": "Regional Rate Box A",
//       "description": "Regional Rate Box A"
//     },
//     {
//       "package_id": null,
//       "package_code": "regional_rate_box_b",
//       "name": "Regional Rate Box B",
//       "description": "Regional Rate Box B"
//     },
//     {
//       "package_id": null,
//       "package_code": "small_flat_rate_box",
//       "name": "Small Flat Rate Box",
//       "description": "Small Flat Rate Box"
//     },
//     {
//       "package_id": null,
//       "package_code": "thick_envelope",
//       "name": "Thick Envelope",
//       "description": "Thick envelope. Envelopes or flats greater than 3/4\" at the thickest point."
//     }
//   ],
//   "options": [
//     {
//       "name": "non_machinable",
//       "default_value": "false",
//       "description": ""
//     }
//   ]
// }

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

NSString *service_code = 0;
NSString *name = 0;
BOOL domestic;
BOOL international;
BOOL is_multi_package_supported;
NSString *package_id = 0;
NSString *package_code = 0;
NSString *description = 0;
NSString *default_value = 0;

NSString *carrier_id = [jResp StringOf: @"carrier_id"];
NSString *carrier_code = [jResp StringOf: @"carrier_code"];
NSString *account_number = [jResp StringOf: @"account_number"];
BOOL requires_funded_amount = [jResp BoolOf: @"requires_funded_amount"];
NSString *balance = [jResp StringOf: @"balance"];
NSString *nickname = [jResp StringOf: @"nickname"];
NSString *friendly_name = [jResp StringOf: @"friendly_name"];
BOOL primary = [jResp BoolOf: @"primary"];
BOOL has_multi_package_supporting_services = [jResp BoolOf: @"has_multi_package_supporting_services"];
BOOL supports_label_messages = [jResp BoolOf: @"supports_label_messages"];
int i = 0;
int count_i = [[jResp SizeOfArray: @"services"] intValue];
while (i < count_i) {
    jResp.I = [NSNumber numberWithInt: i];
    carrier_id = [jResp StringOf: @"services[i].carrier_id"];
    carrier_code = [jResp StringOf: @"services[i].carrier_code"];
    service_code = [jResp StringOf: @"services[i].service_code"];
    name = [jResp StringOf: @"services[i].name"];
    domestic = [jResp BoolOf: @"services[i].domestic"];
    international = [jResp BoolOf: @"services[i].international"];
    is_multi_package_supported = [jResp BoolOf: @"services[i].is_multi_package_supported"];
    i = i + 1;
}

i = 0;
count_i = [[jResp SizeOfArray: @"packages"] intValue];
while (i < count_i) {
    jResp.I = [NSNumber numberWithInt: i];
    package_id = [jResp StringOf: @"packages[i].package_id"];
    package_code = [jResp StringOf: @"packages[i].package_code"];
    name = [jResp StringOf: @"packages[i].name"];
    description = [jResp StringOf: @"packages[i].description"];
    i = i + 1;
}

i = 0;
count_i = [[jResp SizeOfArray: @"options"] intValue];
while (i < count_i) {
    jResp.I = [NSNumber numberWithInt: i];
    name = [jResp StringOf: @"options[i].name"];
    default_value = [jResp StringOf: @"options[i].default_value"];
    description = [jResp StringOf: @"options[i].description"];
    i = i + 1;
}

Curl Command

curl -X GET
	-H "API-Key: {{API_KEY}}"
https://api.shipengine.com/v1/carriers/se-963358

Postman Collection Item JSON

{
  "name": "Get a specific carrier",
  "event": [
    {
      "listen": "test",
      "script": {
        "exec": [
          "let response = pm.response.json();",
          "",
          "if (response) {",
          "    const template = `",
          "        <link rel=\"stylesheet\" href=\"https://cdnjs.cloudflare.com/ajax/libs/meyer-reset/2.0/reset.min.css\">",
          "        <link rel=\"stylesheet\" href=\"https://stackpath.bootstrapcdn.com/bootstrap/4.3.1/css/bootstrap.min.css\">",
          "        ",
          "        <img alt=\"{{nickname}}\" class=\"w-25 ml-5 mb-5 float-right\"",
          "        src=\"https://www.shipengine.com/docs/img/logos/carriers/{{carrier_code}}.svg\">",
          "",
          "        <h1>{{nickname}}</h1>",
          "        <table class=\"table w-50 mt-2\">",
          "            <tr>",
          "                <th>Carrier ID:</th>",
          "                <td>{{carrier_id}}</td>",
          "            </tr>",
          "            <tr>",
          "                <th>Carrier Code:</th>",
          "                <td>",
          "                    <samp>{{carrier_code}}</samp>",
          "                </td>",
          "            </tr>",
          "            <tr>",
          "                <th>Account Number</th>",
          "                <td>{{account_number}}</td>",
          "            </tr>",
          "        </table>",
          "        ",
          "        <div class=\"container-fluid\">",
          "            <div class=\"row\">",
          "                <div class=\"col-lg-4 mt-4\">",
          "                    <h2>Services Offered</h2>",
          "                    <ul style=\"list-style: circle inside\">",
          "                        {{#each services}}",
          "                            <li>{{name}}</li>",
          "                        {{/each}}",
          "                    </ul>",
          "                </div>",
          "                <div class=\"col-lg-4 mt-4\">",
          "                    <h2>Package Types</h2>",
          "                    <ul style=\"list-style: circle inside\">",
          "                        {{#each packages}}",
          "                            <li>{{name}}</li>",
          "                        {{/each}}",
          "                    </ul>",
          "                </div>",
          "                <div class=\"col-lg-4 mt-4\">",
          "                    <h2>Options</h2>",
          "                    <ul style=\"list-style: circle inside\">",
          "                        {{#each options}}",
          "                            <li>{{name}}</li>",
          "                        {{/each}}",
          "                    </ul>",
          "                </div>",
          "            </div>",
          "        </div>",
          "    `;",
          "    ",
          "    pm.visualizer.set(template, response);",
          "}"
        ],
        "type": "text/javascript"
      }
    }
  ],
  "request": {
    "method": "GET",
    "header": [
    ],
    "url": {
      "raw": "https://api.shipengine.com/v1/carriers/{{stamps_com}}",
      "protocol": "https",
      "host": [
        "api",
        "shipengine",
        "com"
      ],
      "path": [
        "v1",
        "carriers",
        "{{stamps_com}}"
      ]
    },
    "description": "You can get all the information about a specific carrier if you already know its `carrier_id`."
  },
  "response": [
    {
      "name": "Get a specific carrier",
      "originalRequest": {
        "method": "GET",
        "header": [
        ],
        "url": {
          "raw": "https://api.shipengine.com/v1/carriers/{{stamps_com}}",
          "protocol": "https",
          "host": [
            "api",
            "shipengine",
            "com"
          ],
          "path": [
            "v1",
            "carriers",
            "{{stamps_com}}"
          ]
        }
      },
      "status": "OK",
      "code": 200,
      "_postman_previewlanguage": "json",
      "header": [
        {
          "key": "Date",
          "value": "Mon, 16 Sep 2019 20:58:56 GMT"
        },
        {
          "key": "Content-Type",
          "value": "application/json; charset=utf-8"
        },
        {
          "key": "Content-Length",
          "value": "5628"
        },
        {
          "key": "Connection",
          "value": "keep-alive"
        },
        {
          "key": "Access-Control-Allow-Origin",
          "value": "https://www.shipengine.com"
        },
        {
          "key": "Vary",
          "value": "Origin"
        },
        {
          "key": "x-shipengine-requestid",
          "value": "123c7951-2ec5-40b9-8004-f5b23f4c2c5f"
        }
      ],
      "cookie": [
      ],
      "body": "{\n    \"carrier_id\": \"se-121861\",\n    \"carrier_code\": \"stamps_com\",\n    \"account_number\": \"test_account_121861\",\n    \"requires_funded_amount\": true,\n    \"balance\": 8343.36,\n    \"nickname\": \"ShipEngine Test Account - Stamps.com\",\n    \"friendly_name\": \"Stamps.com\",\n    \"primary\": false,\n    \"has_multi_package_supporting_services\": false,\n    \"supports_label_messages\": true,\n    \"services\": [\n        {\n            \"carrier_id\": \"se-121861\",\n            \"carrier_code\": \"stamps_com\",\n            \"service_code\": \"usps_first_class_mail\",\n            \"name\": \"USPS First Class Mail\",\n            \"domestic\": true,\n            \"international\": false,\n            \"is_multi_package_supported\": false\n        },\n        {\n            \"carrier_id\": \"se-121861\",\n            \"carrier_code\": \"stamps_com\",\n            \"service_code\": \"usps_media_mail\",\n            \"name\": \"USPS Media Mail\",\n            \"domestic\": true,\n            \"international\": false,\n            \"is_multi_package_supported\": false\n        },\n        {\n            \"carrier_id\": \"se-121861\",\n            \"carrier_code\": \"stamps_com\",\n            \"service_code\": \"usps_parcel_select\",\n            \"name\": \"USPS Parcel Select Ground\",\n            \"domestic\": true,\n            \"international\": false,\n            \"is_multi_package_supported\": false\n        },\n        {\n            \"carrier_id\": \"se-121861\",\n            \"carrier_code\": \"stamps_com\",\n            \"service_code\": \"usps_priority_mail\",\n            \"name\": \"USPS Priority Mail\",\n            \"domestic\": true,\n            \"international\": false,\n            \"is_multi_package_supported\": false\n        },\n        {\n            \"carrier_id\": \"se-121861\",\n            \"carrier_code\": \"stamps_com\",\n            \"service_code\": \"usps_priority_mail_express\",\n            \"name\": \"USPS Priority Mail Express\",\n            \"domestic\": true,\n            \"international\": false,\n            \"is_multi_package_supported\": false\n        },\n        {\n            \"carrier_id\": \"se-121861\",\n            \"carrier_code\": \"stamps_com\",\n            \"service_code\": \"usps_first_class_mail_international\",\n            \"name\": \"USPS First Class Mail Intl\",\n            \"domestic\": false,\n            \"international\": true,\n            \"is_multi_package_supported\": false\n        },\n        {\n            \"carrier_id\": \"se-121861\",\n            \"carrier_code\": \"stamps_com\",\n            \"service_code\": \"usps_priority_mail_international\",\n            \"name\": \"USPS Priority Mail Intl\",\n            \"domestic\": false,\n            \"international\": true,\n            \"is_multi_package_supported\": false\n        },\n        {\n            \"carrier_id\": \"se-121861\",\n            \"carrier_code\": \"stamps_com\",\n            \"service_code\": \"usps_priority_mail_express_international\",\n            \"name\": \"USPS Priority Mail Express Intl\",\n            \"domestic\": false,\n            \"international\": true,\n            \"is_multi_package_supported\": false\n        }\n    ],\n    \"packages\": [\n        {\n            \"package_id\": null,\n            \"package_code\": \"cubic\",\n            \"name\": \"Cubic\",\n            \"description\": \"Cubic\"\n        },\n        {\n            \"package_id\": null,\n            \"package_code\": \"flat_rate_envelope\",\n            \"name\": \"Flat Rate Envelope\",\n            \"description\": \"USPS flat rate envelope. A special cardboard envelope provided by the USPS that clearly indicates \\\"Flat Rate\\\".\"\n        },\n        {\n            \"package_id\": null,\n            \"package_code\": \"flat_rate_legal_envelope\",\n            \"name\": \"Flat Rate Legal Envelope\",\n            \"description\": \"Flat Rate Legal Envelope\"\n        },\n        {\n            \"package_id\": null,\n            \"package_code\": \"flat_rate_padded_envelope\",\n            \"name\": \"Flat Rate Padded Envelope\",\n            \"description\": \"Flat Rate Padded Envelope\"\n        },\n        {\n            \"package_id\": null,\n            \"package_code\": \"large_envelope_or_flat\",\n            \"name\": \"Large Envelope or Flat\",\n            \"description\": \"Large envelope or flat. Has one dimension that is between 11 1/2\\\" and 15\\\" long, 6 1/18\\\" and 12\\\" high, or 1/4\\\" and 3/4\\\" thick.\"\n        },\n        {\n            \"package_id\": null,\n            \"package_code\": \"large_flat_rate_box\",\n            \"name\": \"Large Flat Rate Box\",\n            \"description\": \"Large Flat Rate Box\"\n        },\n        {\n            \"package_id\": null,\n            \"package_code\": \"large_package\",\n            \"name\": \"Large Package (any side > 12\\\")\",\n            \"description\": \"Large package. Longest side plus the distance around the thickest part is over 84\\\" and less than or equal to 108\\\".\"\n        },\n        {\n            \"package_id\": null,\n            \"package_code\": \"letter\",\n            \"name\": \"Letter\",\n            \"description\": \"Letter\"\n        },\n        {\n            \"package_id\": null,\n            \"package_code\": \"medium_flat_rate_box\",\n            \"name\": \"Medium Flat Rate Box\",\n            \"description\": \"USPS flat rate box. A special 11\\\" x 8 1/2\\\" x 5 1/2\\\" or 14\\\" x 3.5\\\" x 12\\\" USPS box that clearly indicates \\\"Flat Rate Box\\\"\"\n        },\n        {\n            \"package_id\": null,\n            \"package_code\": \"package\",\n            \"name\": \"Package\",\n            \"description\": \"Package. Longest side plus the distance around the thickest part is less than or equal to 84\\\"\"\n        },\n        {\n            \"package_id\": null,\n            \"package_code\": \"regional_rate_box_a\",\n            \"name\": \"Regional Rate Box A\",\n            \"description\": \"Regional Rate Box A\"\n        },\n        {\n            \"package_id\": null,\n            \"package_code\": \"regional_rate_box_b\",\n            \"name\": \"Regional Rate Box B\",\n            \"description\": \"Regional Rate Box B\"\n        },\n        {\n            \"package_id\": null,\n            \"package_code\": \"small_flat_rate_box\",\n            \"name\": \"Small Flat Rate Box\",\n            \"description\": \"Small Flat Rate Box\"\n        },\n        {\n            \"package_id\": null,\n            \"package_code\": \"thick_envelope\",\n            \"name\": \"Thick Envelope\",\n            \"description\": \"Thick envelope. Envelopes or flats greater than 3/4\\\" at the thickest point.\"\n        }\n    ],\n    \"options\": [\n        {\n            \"name\": \"non_machinable\",\n            \"default_value\": \"false\",\n            \"description\": \"\"\n        }\n    ]\n}"
    }
  ]
}