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(C++) PayPal - Show Invoice Details

Shows details for a PayPal invoice, by ID.

See also PayPal Show Invoice Details REST API Reference

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#include <CkJsonObject.h>
#include <CkStringBuilder.h>
#include <CkRest.h>

void ChilkatSample(void)
    {
    // 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)
    CkJsonObject jsonToken;
    jsonToken.LoadFile("qa_data/tokens/paypal.json");

    // Build the Authorization request header field value.
    CkStringBuilder sbAuth;
    // 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.
    CkRest rest;
    bool bAutoReconnect = true;
    bool success = rest.Connect("api.sandbox.paypal.com",443,true,bAutoReconnect);
    if (success != true) {
        std::cout << rest.lastErrorText() << "\r\n";
        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());

    const char *invoiceId = "INV2-XV4B-736P-PLVN-SZCE";

    CkStringBuilder sbPath;
    sbPath.Append("/v1/invoicing/invoices/");
    sbPath.Append(invoiceId);

    // Send the GET request and get the JSON response.
    CkStringBuilder sbJsonResponse;
    success = rest.FullRequestNoBodySb("GET",sbPath.getAsString(),sbJsonResponse);
    if (success != true) {
        std::cout << rest.lastErrorText() << "\r\n";
        return;
    }

    CkJsonObject json;
    json.put_EmitCompact(false);
    json.LoadSb(sbJsonResponse);

    std::cout << "Response Status Code = " << rest.get_ResponseStatusCode() << "\r\n";

    // Did we get a 200 success response?
    if (rest.get_ResponseStatusCode() != 200) {
        std::cout << json.emit() << "\r\n";
        std::cout << "Failed." << "\r\n";
        return;
    }

    // Sample response JSON is shown below.

    // Get some information..
    std::cout << "email: " << json.stringOf("merchant_info.email") << "\r\n";
    std::cout << "business_name: " << json.stringOf("merchant_info.business_name") << "\r\n";

    int numItems = json.SizeOfArray("items");
    int i = 0;
    while (i < numItems) {
        json.put_I(i);
        std::cout << "item name: " << json.stringOf("items[i].name") << "\r\n";
        std::cout << "item quantity: " << json.stringOf("items[i].quantity") << "\r\n";
        std::cout << "item currency: " << json.stringOf("items[i].unit_price.currency") << "\r\n";
        std::cout << "item value: " << json.stringOf("items[i].unit_price.value") << "\r\n";
        std::cout << "----" << "\r\n";
        i = i + 1;
    }

    std::cout << "Success." << "\r\n";

    // ---------------------------------------------------
    // 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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