PowerShell
PayPal - Update Invoice

Update a PayPal invoice.
Note: This example requires Chilkat v9.5.0.65 or greater.
Chilkat PowerShell Downloads

PowerShell
Add-Type -Path "C:\chilkat\ChilkatDotNet47-x64\ChilkatDotNet47.dll"

$success = $false

# Note: Requires Chilkat v9.5.0.65 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 = New-Object Chilkat.JsonObject
$jsonToken.LoadFile("qa_data/tokens/paypal.json")

# Build the Authorization request header field value.
$sbAuth = New-Object 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.
$rest = New-Object Chilkat.Rest
$bAutoReconnect = $true
$success = $rest.Connect("api.sandbox.paypal.com",443,$true,$bAutoReconnect)
if ($success -ne $true) {
    $($rest.LastErrorText)
    exit
}

# ----------------------------------------------------------------------------------------------
# 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..
# ----------------------------------------------------------------------------------------------

# First create the JSON with updated information:

$json = New-Object Chilkat.JsonObject
$json.EmitCompact = $false
$json.UpdateString("merchant_info.email","smith-facilitator@chilkatsoft.com")
$json.UpdateString("merchant_info.first_name","Joe")
$json.UpdateString("merchant_info.last_name","Facilitator")
$json.UpdateString("merchant_info.business_name","Medical Professionals, LLC")
$json.UpdateString("merchant_info.phone.country_code","001")
$json.UpdateString("merchant_info.phone.national_number","5032141716")
$json.UpdateString("merchant_info.address.line1","1234 Main St.")
$json.UpdateString("merchant_info.address.city","Portland")
$json.UpdateString("merchant_info.address.state","OR")
$json.UpdateString("merchant_info.address.postal_code","97217")
$json.UpdateString("merchant_info.address.country_code","US")
$json.UpdateString("billing_info[0].email","smith-buyer@chilkatsoft.com")
$json.UpdateString("shipping_info.first_name","Sally")
$json.UpdateString("shipping_info.last_name","Patient")
$json.UpdateString("shipping_info.business_name","Not applicable")
$json.UpdateString("shipping_info.phone.country_code","001")
$json.UpdateString("shipping_info.phone.national_number","5039871234")
$json.UpdateString("shipping_info.address.line1","1234 Broad St.")
$json.UpdateString("shipping_info.address.city","Portland")
$json.UpdateString("shipping_info.address.state","OR")
$json.UpdateString("shipping_info.address.postal_code","97216")
$json.UpdateString("shipping_info.address.country_code","US")
$json.UpdateString("items[0].name","Sutures")
# We are updating the quantity from 100.0 to 200.0
# Note: The UpdateNumber method is added in v9.5.0.65
$json.UpdateNumber("items[0].quantity","200.0")
$json.UpdateString("items[0].unit_price.currency","USD")
$json.UpdateString("items[0].unit_price.value","5.00")
$json.UpdateString("payment_term.term_type","NET_45")
$json.UpdateString("payment_term.due_date","2016-12-30 PST")
$json.UpdateString("note","Medical Invoice 16 Jul, 2013 PST")

# The JSON created by the above code is this:

# 	{ 
# 	  "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": 200.0,
# 	      "unit_price": { 
# 	        "currency": "USD",
# 	        "value": "5.00"
# 	      }
# 	    }
# 	  ],
# 	  "payment_term": { 
# 	    "term_type": "NET_45",
# 	    "due_date": "2016-12-30 PST"
# 	  },
# 	  "note": "Medical Invoice 16 Jul, 2013 PST"
# 	}

$rest.AddHeader("Authorization",$sbAuth.GetAsString())
$rest.AddHeader("Content-Type","application/json")

$invoiceId = "INV2-XV4B-736P-PLVN-SZCE"

$sbPath = New-Object Chilkat.StringBuilder
$sbPath.Append("/v1/invoicing/invoices/")
$sbPath.Append($invoiceId)

# Send the PUT request containign the JSON in the request body, and get the JSON response.
$sbJsonRequest = New-Object Chilkat.StringBuilder
$json.EmitSb($sbJsonRequest)
$sbJsonResponse = New-Object Chilkat.StringBuilder
$success = $rest.FullRequestSb("PUT",$sbPath.GetAsString(),$sbJsonRequest,$sbJsonResponse)
if ($success -ne $true) {
    $($rest.LastErrorText)
    exit
}

$json.LoadSb($sbJsonResponse)

$("Response Status Code = " + $rest.ResponseStatusCode)

# Did we get a 200 success response?
if ($rest.ResponseStatusCode -ne 200) {
    $($json.Emit())
    $("Failed.")
    exit
}

# Sample response JSON is shown below.

# Get some information..
$("email: " + $json.StringOf("merchant_info.email"))
$("business_name: " + $json.StringOf("merchant_info.business_name"))

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

$("Success.")