(C) PayPal List Merchant Invoices

List PayPal invoices.

See also PayPal List Invoices REST API Reference

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#include <C_CkJsonObject.h>
#include <C_CkStringBuilder.h>
#include <C_CkRest.h>

void ChilkatSample(void)
    {
    HCkJsonObject jsonToken;
    HCkStringBuilder sbAuth;
    HCkRest rest;
    BOOL bAutoReconnect;
    BOOL success;
    HCkStringBuilder sbJsonResponse;
    HCkJsonObject json;
    int numInvoices;
    int i;
    int j;
    int numBillingInfo;
    int numLinks;

    // 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)
    jsonToken = CkJsonObject_Create();
    CkJsonObject_LoadFile(jsonToken,"qa_data/tokens/paypal.json");

    // Build the Authorization request header field value.
    sbAuth = CkStringBuilder_Create();
    // token_type should be "Bearer"
    CkStringBuilder_Append(sbAuth,CkJsonObject_stringOf(jsonToken,"token_type"));
    CkStringBuilder_Append(sbAuth," ");
    CkStringBuilder_Append(sbAuth,CkJsonObject_stringOf(jsonToken,"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.
    rest = CkRest_Create();
    bAutoReconnect = TRUE;
    success = CkRest_Connect(rest,"api.sandbox.paypal.com",443,TRUE,bAutoReconnect);
    if (success != TRUE) {
        printf("%s\n",CkRest_lastErrorText(rest));
        CkJsonObject_Dispose(jsonToken);
        CkStringBuilder_Dispose(sbAuth);
        CkRest_Dispose(rest);
        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..
    // ----------------------------------------------------------------------------------------------

    CkRest_AddHeader(rest,"Authorization",CkStringBuilder_getAsString(sbAuth));
    CkRest_AddQueryParam(rest,"page","0");
    CkRest_AddQueryParam(rest,"page_size","20");
    CkRest_AddQueryParam(rest,"total_count_required","true");

    // Send the GET request and get the JSON response.
    sbJsonResponse = CkStringBuilder_Create();
    success = CkRest_FullRequestNoBodySb(rest,"GET","/v1/invoicing/invoices",sbJsonResponse);
    if (success != TRUE) {
        printf("%s\n",CkRest_lastErrorText(rest));
        CkJsonObject_Dispose(jsonToken);
        CkStringBuilder_Dispose(sbAuth);
        CkRest_Dispose(rest);
        CkStringBuilder_Dispose(sbJsonResponse);
        return;
    }

    json = CkJsonObject_Create();
    CkJsonObject_putEmitCompact(json,FALSE);
    CkJsonObject_LoadSb(json,sbJsonResponse);

    printf("Response Status Code = %d\n",CkRest_getResponseStatusCode(rest));

    // Did we get a 200 success response?
    if (CkRest_getResponseStatusCode(rest) != 200) {
        printf("%s\n",CkJsonObject_emit(json));
        printf("Failed.\n");
        CkJsonObject_Dispose(jsonToken);
        CkStringBuilder_Dispose(sbAuth);
        CkRest_Dispose(rest);
        CkStringBuilder_Dispose(sbJsonResponse);
        CkJsonObject_Dispose(json);
        return;
    }

    // Sample response JSON is shown below.

    // Iterate over each invoice and get some information from each..
    numInvoices = CkJsonObject_SizeOfArray(json,"invoices");
    i = 0;
    while (i < numInvoices) {
        CkJsonObject_putI(json,i);
        printf("Invoice ID: %s\n",CkJsonObject_stringOf(json,"invoices[i].id"));
        printf("Invoice Number: %s\n",CkJsonObject_stringOf(json,"invoices[i].number"));
        printf("Invoice Status: %s\n",CkJsonObject_stringOf(json,"invoices[i].status"));
        printf("Shipping First Name: %s\n",CkJsonObject_stringOf(json,"invoices[i].shipping_info.first_name"));
        j = 0;
        numBillingInfo = CkJsonObject_SizeOfArray(json,"invoices[i].billing_info");
        while (j < numBillingInfo) {
            CkJsonObject_putJ(json,j);
            printf("billing_info email: %s\n",CkJsonObject_stringOf(json,"invoices[i].billing_info[j].email"));
            j = j + 1;
        }

        numLinks = CkJsonObject_SizeOfArray(json,"invoices[i].links");
        j = 0;
        while (j < numLinks) {
            CkJsonObject_putJ(json,j);
            printf("link: %s\n",CkJsonObject_stringOf(json,"invoices[i].links[j].href"));
            j = j + 1;
        }

        printf("----\n");
        i = i + 1;
    }

    printf("Success.\n");

    // 	{ 
    // 	  "total_count": 2,
    // 	  "invoices": [
    // 	    { 
    // 	      "id": "INV2-XV4B-736P-PLVN-SZCE",
    // 	      "number": "0002",
    // 	      "status": "DRAFT",
    // 	      "merchant_info": { 
    // 	        "email": "smith-facilitator@chilkatsoft.com"
    // 	      },
    // 	      "billing_info": [
    // 	        { 
    // 	          "email": "smith-buyer@chilkatsoft.com"
    // 	        }
    // 	      ],
    // 	      "shipping_info": { 
    // 	        "email": "smith-buyer@chilkatsoft.com",
    // 	        "first_name": "Sally",
    // 	        "last_name": "Patient",
    // 	        "business_name": "Not applicable"
    // 	      },
    // 	      "invoice_date": "2016-11-15 PST",
    // 	      "payment_term": { 
    // 	        "due_date": "2016-12-30 PST"
    // 	      },
    // 	      "note": "Medical Invoice 16 Jul, 2013 PST",
    // 	      "total_amount": { 
    // 	        "currency": "USD",
    // 	        "value": "500.00"
    // 	      },
    // 	      "metadata": { 
    // 	        "created_date": "2016-11-15 08:09:21 PST"
    // 	      },
    // 	      "paid_amount": { 
    // 	        "paypal": { 
    // 	          "currency": "USD",
    // 	          "value": "0.00"
    // 	        },
    // 	        "other": { 
    // 	          "currency": "USD",
    // 	          "value": "0.00"
    // 	        }
    // 	      },
    // 	      "refunded_amount": { 
    // 	        "paypal": { 
    // 	          "currency": "USD",
    // 	          "value": "0.00"
    // 	        },
    // 	        "other": { 
    // 	          "currency": "USD",
    // 	          "value": "0.00"
    // 	        }
    // 	      },
    // 	      "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"
    // 	        }
    // 	      ]
    // 	    },
    // 	    { 
    // 	      "id": "INV2-ZG2H-HKAW-PMWU-N6ZR",
    // 	      "number": "0001",
    // 	      "status": "SENT",
    // 	      "merchant_info": { 
    // 	        "email": "smith-facilitator@chilkatsoft.com"
    // 	      },
    // 	      "billing_info": [
    // 	        { 
    // 	          "email": "smith-buyer@chilkatsoft.com"
    // 	        }
    // 	      ],
    // 	      "shipping_info": { 
    // 	        "email": "smith-buyer@chilkatsoft.com",
    // 	        "first_name": "Sally",
    // 	        "last_name": "Patient",
    // 	        "business_name": "Not applicable"
    // 	      },
    // 	      "invoice_date": "2016-11-15 PST",
    // 	      "payment_term": { 
    // 	        "due_date": "2016-12-30 PST"
    // 	      },
    // 	      "note": "Medical Invoice 16 Jul, 2013 PST",
    // 	      "total_amount": { 
    // 	        "currency": "USD",
    // 	        "value": "500.00"
    // 	      },
    // 	      "metadata": { 
    // 	        "created_date": "2016-11-15 06:17:03 PST",
    // 	        "payer_view_url": "https://www.sandbox.paypal.com/cgi_bin/webscr?cmd=_pay-inv&viewtype=altview&id=INV2-ZG2H-HKAW-PMWU-N6ZR"
    // 	      },
    // 	      "paid_amount": { 
    // 	        "paypal": { 
    // 	          "currency": "USD",
    // 	          "value": "0.00"
    // 	        },
    // 	        "other": { 
    // 	          "currency": "USD",
    // 	          "value": "0.00"
    // 	        }
    // 	      },
    // 	      "refunded_amount": { 
    // 	        "paypal": { 
    // 	          "currency": "USD",
    // 	          "value": "0.00"
    // 	        },
    // 	        "other": { 
    // 	          "currency": "USD",
    // 	          "value": "0.00"
    // 	        }
    // 	      },
    // 	      "links": [
    // 	        { 
    // 	          "rel": "self",
    // 	          "href": "https://api.sandbox.paypal.com/v1/invoicing/invoices/INV2-ZG2H-HKAW-PMWU-N6ZR",
    // 	          "method": "GET"
    // 	        },
    // 	        { 
    // 	          "rel": "update",
    // 	          "href": "https://api.sandbox.paypal.com/v1/invoicing/invoices/INV2-ZG2H-HKAW-PMWU-N6ZR/update",
    // 	          "method": "PUT"
    // 	        },
    // 	        { 
    // 	          "rel": "cancel",
    // 	          "href": "https://api.sandbox.paypal.com/v1/invoicing/invoices/INV2-ZG2H-HKAW-PMWU-N6ZR/remind",
    // 	          "method": "POST"
    // 	        },
    // 	        { 
    // 	          "rel": "remind",
    // 	          "href": "https://api.sandbox.paypal.com/v1/invoicing/invoices/INV2-ZG2H-HKAW-PMWU-N6ZR/cancel",
    // 	          "method": "POST"
    // 	        },
    // 	        { 
    // 	          "rel": "record-payment",
    // 	          "href": "https://api.sandbox.paypal.com/v1/invoicing/invoices/INV2-ZG2H-HKAW-PMWU-N6ZR/record-payment",
    // 	          "method": "POST"
    // 	        },
    // 	        { 
    // 	          "rel": "qr-code",
    // 	          "href": "https://api.sandbox.paypal.com/v1/invoicing/invoices/INV2-ZG2H-HKAW-PMWU-N6ZR/qr-code",
    // 	          "method": "GET"
    // 	        }
    // 	      ]
    // 	    }
    // 	  ],
    // 	  "links": [
    // 	    { 
    // 	      "rel": "self",
    // 	      "href": "https://api.sandbox.paypal.com/v1/invoicing/invoices?page=0&page_size=20&total_count_required=true",
    // 	      "method": "GET"
    // 	    }
    // 	  ]
    // 	}
    // 


    CkJsonObject_Dispose(jsonToken);
    CkStringBuilder_Dispose(sbAuth);
    CkRest_Dispose(rest);
    CkStringBuilder_Dispose(sbJsonResponse);
    CkJsonObject_Dispose(json);

    }