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Dart Requires Chilkat v11.0.0+

PayPal - Show Payment Details

See more PayPal Examples

Shows details for a payment by ID.

Chilkat Dart Downloads

Dart
import 'package:chilkat/chilkat.dart';

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

  // Load our previously obtained access token. (see PayPal OAuth2 Access Token)
  final jsonToken = CkJsonObject();
  jsonToken.loadFile('qa_data/tokens/paypal.json');

  // Build the Authorization request header field value.
  final sbAuth = CkStringBuilder();
  // token_type should be "Bearer"
  sbAuth.append(jsonToken.stringOf('token_type'));
  sbAuth.append(' ');
  sbAuth.append(jsonToken.stringOf('access_token'));

  // Make the initial connection.
  // A single REST object, once connected, can be used for many PayPal REST API calls.
  // The auto-reconnect indicates that if the already-established HTTPS connection is closed,
  // then it will be automatically re-established as needed.
  final rest = CkRest();
  final bAutoReconnect = true;
  try {
    rest.connect('api.sandbox.paypal.com', 443, true, bAutoReconnect);
  } on ChilkatException catch (e) {
    print(e.lastErrorText);
    return;
  }

  // ----------------------------------------------------------------------------------------------
  // The code above this comment could be placed inside a function/subroutine within the application
  // because the connection does not need to be made for every request.  Once the connection is made
  // the app may send many requests..
  // ----------------------------------------------------------------------------------------------

  // Clear the REST object of any headers or query params from previous requests.
  rest.clearAllHeaders();
  rest.clearAllQueryParams();

  rest.addHeader('Authorization', sbAuth.getAsString());

  // The payment ID is added to the path.
  final sbPath = CkStringBuilder();
  sbPath.append('/v1/payments/payment/payment_id');
  final numReplaced = sbPath.replace('payment_id', 'PAY-62106714J93631829LA44NWI');

  // Send the GET request and get the JSON response.
  final sbJsonResponse = CkStringBuilder();
  try {
    rest.fullRequestNoBodySb('GET', sbPath.getAsString(), sbJsonResponse);
  } on ChilkatException catch (e) {
    print(e.lastErrorText);
    return;
  }

  final json = CkJsonObject();
  json.emitCompact = false;
  json.loadSb(sbJsonResponse);

  print('Response Status Code = ${rest.responseStatusCode}');

  // Did we get a 200 success response?
  if (rest.responseStatusCode != 200) {
    print(json.emit());
    print('Failed.');
    return;
  }

  // Sample JSON response is shown below.
  print(json.emit());
  print('----------------------');

  // Show how to get a timestamp, such as update_time.
  final dateTime = CkDateTime();
  dateTime.setFromTimestamp(json.stringOf('update_time'));
  print('utc update_time: ${dateTime.getAsTimestamp(false)}');
  print('local update_time: ${dateTime.getAsTimestamp(true)}');
  print('utc rfc822: ${dateTime.getAsRfc822(false)}');
  print('local rfc822: ${dateTime.getAsRfc822(true)}');

  final dtUtc = CkDtObj();
  dateTime.toDtObj(false, dtUtc);

  print('${dtUtc.month}/${dtUtc.day}/${dtUtc.year}');

  print('success');

  // ------------------------------------------------
  // A sample JSON response:

  // 	{ 
  // 	  "id": "PAY-2CY489250W145633HLA3DK3Y",
  // 	  "create_time": "2016-11-24T00:33:51Z",
  // 	  "update_time": "2016-11-24T00:40:54Z",
  // 	  "state": "approved",
  // 	  "intent": "authorize",
  // 	  "payer": { 
  // 	    "payment_method": "credit_card",
  // 	    "funding_instruments": [
  // 	      { 
  // 	        "credit_card_token": { 
  // 	          "credit_card_id": "CARD-52W84623JH8043102LA3CLGA",
  // 	          "payer_id": "user12345",
  // 	          "last4": "9974",
  // 	          "type": "visa",
  // 	          "expire_month": "9",
  // 	          "expire_year": "2021"
  // 	        }
  // 	      }
  // 	    ]
  // 	  },
  // 	  "transactions": [
  // 	    { 
  // 	      "amount": { 
  // 	        "total": "6.70",
  // 	        "currency": "USD",
  // 	        "details": { 
  // 	          "subtotal": "6.70"
  // 	        }
  // 	      },
  // 	      "description": "This is the payment transaction description.",
  // 	      "related_resources": [
  // 	        { 
  // 	          "authorization": { 
  // 	            "id": "7X8332687A4929542",
  // 	            "create_time": "2016-11-24T00:33:51Z",
  // 	            "update_time": "2016-11-24T00:33:58Z",
  // 	            "amount": { 
  // 	              "total": "6.70",
  // 	              "currency": "USD",
  // 	              "details": { 
  // 	                "subtotal": "6.70"
  // 	              }
  // 	            },
  // 	            "state": "captured",
  // 	            "parent_payment": "PAY-2CY489250W145633HLA3DK3Y",
  // 	            "valid_until": "2016-12-23T00:33:51Z",
  // 	            "links": [
  // 	              { 
  // 	                "href": "https://api.sandbox.paypal.com/v1/payments/authorization/7X8332687A4929542",
  // 	                "rel": "self",
  // 	                "method": "GET"
  // 	              },
  // 	              { 
  // 	                "href": "https://api.sandbox.paypal.com/v1/payments/payment/PAY-2CY489250W145633HLA3DK3Y",
  // 	                "rel": "parent_payment",
  // 	                "method": "GET"
  // 	              }
  // 	            ]
  // 	          }
  // 	        },
  // 	        { 
  // 	          "capture": { 
  // 	            "id": "1LY5310469661362J",
  // 	            "create_time": "2016-11-24T00:40:50Z",
  // 	            "update_time": "2016-11-24T00:40:54Z",
  // 	            "amount": { 
  // 	              "total": "4.54",
  // 	              "currency": "USD"
  // 	            },
  // 	            "state": "completed",
  // 	            "parent_payment": "PAY-2CY489250W145633HLA3DK3Y",
  // 	            "transaction_fee": { 
  // 	              "value": "0.43",
  // 	              "currency": "USD"
  // 	            },
  // 	            "links": [
  // 	              { 
  // 	                "href": "https://api.sandbox.paypal.com/v1/payments/capture/1LY5310469661362J",
  // 	                "rel": "self",
  // 	                "method": "GET"
  // 	              },
  // 	              { 
  // 	                "href": "https://api.sandbox.paypal.com/v1/payments/capture/1LY5310469661362J/refund",
  // 	                "rel": "refund",
  // 	                "method": "POST"
  // 	              },
  // 	              { 
  // 	                "href": "https://api.sandbox.paypal.com/v1/payments/payment/PAY-2CY489250W145633HLA3DK3Y",
  // 	                "rel": "parent_payment",
  // 	                "method": "GET"
  // 	              }
  // 	            ]
  // 	          }
  // 	        }
  // 	      ]
  // 	    }
  // 	  ],
  // 	  "links": [
  // 	    { 
  // 	      "href": "https://api.sandbox.paypal.com/v1/payments/payment/PAY-2CY489250W145633HLA3DK3Y",
  // 	      "rel": "self",
  // 	      "method": "GET"
  // 	    }
  // 	  ]
  // 	}
}