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B4X

PayPal List Merchant Invoices

See more PayPal Examples

List PayPal invoices.

See also PayPal List Invoices REST API Reference

Chilkat B4X Downloads

B4X
Dim success As Boolean = False

'  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)
Dim jsonToken As ChilkatJsonObject
jsonToken.Initialize
jsonToken.LoadFile("qa_data/tokens/paypal.json")

'  Build the Authorization request header field value.
Dim sbAuth As ChilkatStringBuilder
sbAuth.Initialize
'  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.
Dim rest As ChilkatRest
rest.Initialize("rest")
Dim bAutoReconnect As Boolean = True
success = rest.Connect("api.sandbox.paypal.com", 443, True, bAutoReconnect)
If success <> True Then
    Log(rest.LastErrorText)
    Return
End If


'  ----------------------------------------------------------------------------------------------
'  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)
rest.AddQueryParam("page", "0")
rest.AddQueryParam("page_size", "20")
rest.AddQueryParam("total_count_required", "true")

'  Send the GET request and get the JSON response.
Dim sbJsonResponse As ChilkatStringBuilder
sbJsonResponse.Initialize
success = rest.FullRequestNoBodySb("GET", "/v1/invoicing/invoices", sbJsonResponse)
If success <> True Then
    Log(rest.LastErrorText)
    Return
End If


Dim json As ChilkatJsonObject
json.Initialize
json.EmitCompact = False
json.LoadSb(sbJsonResponse)

Log("Response Status Code = " & rest.ResponseStatusCode)

'  Did we get a 200 success response?
If rest.ResponseStatusCode <> 200 Then
    Log(json.Emit)
    Log("Failed.")
    Return
End If


'  Sample response JSON is shown below.

'  Iterate over each invoice and get some information from each..
Dim numInvoices As Int = json.SizeOfArray("invoices")
Dim i As Int = 0
Do While i < numInvoices
    json.I = i
    Log("Invoice ID: " & json.StringOf("invoices[i].id"))
    Log("Invoice Number: " & json.StringOf("invoices[i].number"))
    Log("Invoice Status: " & json.StringOf("invoices[i].status"))
    Log("Shipping First Name: " & json.StringOf("invoices[i].shipping_info.first_name"))
    Dim j As Int = 0
    Dim numBillingInfo As Int = json.SizeOfArray("invoices[i].billing_info")
    Do While j < numBillingInfo
        json.J = j
        Log("billing_info email: " & json.StringOf("invoices[i].billing_info[j].email"))
        j = j + 1
    Loop
    Dim numLinks As Int = json.SizeOfArray("invoices[i].links")
    j = 0
    Do While j < numLinks
        json.J = j
        Log("link: " & json.StringOf("invoices[i].links[j].href"))
        j = j + 1
    Loop
    Log("----")
    i = i + 1
Loop

Log("Success.")

'  	{ 
'  	  "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"
'  	    }
'  	  ]
'  	}
'