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(.NET Core C#) PayPal - Show Invoice Details

Shows details for a PayPal invoice, by ID.

See also PayPal Show Invoice Details REST API Reference

Chilkat .NET Downloads

Chilkat .NET Assemblies

Chilkat for .NET Core

Chilkat for Mono

// Note: Requires Chilkat v9.5.0.64 or greater.

// 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)
Chilkat.JsonObject jsonToken = new Chilkat.JsonObject();
jsonToken.LoadFile("qa_data/tokens/paypal.json");

// Build the Authorization request header field value.
Chilkat.StringBuilder sbAuth = new Chilkat.StringBuilder();
// 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.
Chilkat.Rest rest = new Chilkat.Rest();
bool bAutoReconnect = true;
bool success = rest.Connect("api.sandbox.paypal.com",443,true,bAutoReconnect);
if (success != true) {
    Debug.WriteLine(rest.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..
// ----------------------------------------------------------------------------------------------

rest.AddHeader("Authorization",sbAuth.GetAsString());

string invoiceId = "INV2-XV4B-736P-PLVN-SZCE";

Chilkat.StringBuilder sbPath = new Chilkat.StringBuilder();
sbPath.Append("/v1/invoicing/invoices/");
sbPath.Append(invoiceId);

// Send the GET request and get the JSON response.
Chilkat.StringBuilder sbJsonResponse = new Chilkat.StringBuilder();
success = rest.FullRequestNoBodySb("GET",sbPath.GetAsString(),sbJsonResponse);
if (success != true) {
    Debug.WriteLine(rest.LastErrorText);
    return;
}

Chilkat.JsonObject json = new Chilkat.JsonObject();
json.EmitCompact = false;
json.LoadSb(sbJsonResponse);

Debug.WriteLine("Response Status Code = " + Convert.ToString(rest.ResponseStatusCode));

// Did we get a 200 success response?
if (rest.ResponseStatusCode != 200) {
    Debug.WriteLine(json.Emit());
    Debug.WriteLine("Failed.");
    return;
}

// Sample response JSON is shown below.

// Get some information..
Debug.WriteLine("email: " + json.StringOf("merchant_info.email"));
Debug.WriteLine("business_name: " + json.StringOf("merchant_info.business_name"));

int numItems = json.SizeOfArray("items");
int i = 0;
while (i < numItems) {
    json.I = i;
    Debug.WriteLine("item name: " + json.StringOf("items[i].name"));
    Debug.WriteLine("item quantity: " + json.StringOf("items[i].quantity"));
    Debug.WriteLine("item currency: " + json.StringOf("items[i].unit_price.currency"));
    Debug.WriteLine("item value: " + json.StringOf("items[i].unit_price.value"));
    Debug.WriteLine("----");
    i = i + 1;
}

Debug.WriteLine("Success.");

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

// 	{
// 	  "id": "INV2-XV4B-736P-PLVN-SZCE",
// 	  "number": "0002",
// 	  "template_id": "TEMP-8HS37702UW384535K",
// 	  "status": "DRAFT",
// 	  "merchant_info": {
// 	    "email": "smith-facilitator@chilkatsoft.com",
// 	    "first_name": "Joe",
// 	    "last_name": "Facilitator",
// 	    "business_name": "Medical Professionals, LLC",
// 	    "phone": {
// 	      "country_code": "001",
// 	      "national_number": "5032141716"
// 	    },
// 	    "address": {
// 	      "line1": "1234 Main St.",
// 	      "city": "Portland",
// 	      "state": "OR",
// 	      "postal_code": "97217",
// 	      "country_code": "US"
// 	    }
// 	  },
// 	  "billing_info": [
// 	    {
// 	      "email": "smith-buyer@chilkatsoft.com"
// 	    }
// 	  ],
// 	  "shipping_info": {
// 	    "first_name": "Sally",
// 	    "last_name": "Patient",
// 	    "business_name": "Not applicable",
// 	    "phone": {
// 	      "country_code": "001",
// 	      "national_number": "5039871234"
// 	    },
// 	    "address": {
// 	      "line1": "1234 Broad St.",
// 	      "city": "Portland",
// 	      "state": "OR",
// 	      "postal_code": "97216",
// 	      "country_code": "US"
// 	    }
// 	  },
// 	  "items": [
// 	    {
// 	      "name": "Sutures",
// 	      "quantity": 100.0,
// 	      "unit_price": {
// 	        "currency": "USD",
// 	        "value": "5.00"
// 	      }
// 	    }
// 	  ],
// 	  "invoice_date": "2016-11-15 PST",
// 	  "payment_term": {
// 	    "term_type": "NET_45",
// 	    "due_date": "2016-12-30 PST"
// 	  },
// 	  "tax_calculated_after_discount": false,
// 	  "tax_inclusive": false,
// 	  "note": "Medical Invoice 16 Jul, 2013 PST",
// 	  "total_amount": {
// 	    "currency": "USD",
// 	    "value": "500.00"
// 	  },
// 	  "metadata": {
// 	    "created_date": "2016-11-15 08:09:21 PST"
// 	  },
// 	  "links": [
// 	    {
// 	      "rel": "self",
// 	      "href": "https://api.sandbox.paypal.com/v1/invoicing/invoices/INV2-XV4B-736P-PLVN-SZCE",
// 	      "method": "GET"
// 	    },
// 	    {
// 	      "rel": "send",
// 	      "href": "https://api.sandbox.paypal.com/v1/invoicing/invoices/INV2-XV4B-736P-PLVN-SZCE/send",
// 	      "method": "POST"
// 	    },
// 	    {
// 	      "rel": "update",
// 	      "href": "https://api.sandbox.paypal.com/v1/invoicing/invoices/INV2-XV4B-736P-PLVN-SZCE/update",
// 	      "method": "PUT"
// 	    },
// 	    {
// 	      "rel": "delete",
// 	      "href": "https://api.sandbox.paypal.com/v1/invoicing/invoices/INV2-XV4B-736P-PLVN-SZCE",
// 	      "method": "DELETE"
// 	    }
// 	  ]
// 	}
// 

 

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