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PayPal Create Invoice

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Creates a draft invoice.

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

$success = $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)
$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 a JSON invoice:
$json = New-Object Chilkat.JsonObject
$json.EmitCompact = $false
$json.UpdateString("merchant_info.email","frank-facilitator@example.com")
$json.UpdateString("merchant_info.first_name","Frank")
$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","frank-buyer@somewhere.com")
$json.UpdateString("items[0].name","Sutures")
$json.UpdateInt("items[0].quantity",100)
$json.UpdateString("items[0].unit_price.currency","USD")
$json.UpdateString("items[0].unit_price.value","5")
$json.UpdateString("note","Medical Invoice 16 Jul, 2013 PST")
$json.UpdateString("payment_term.term_type","NET_45")
$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.Emit())

# The JSON invoice created by the above code:

# 	{ 
# 	  "merchant_info": { 
# 	    "email": "frank-facilitator@example.com",
# 	    "first_name": "Frank",
# 	    "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": "frank-buyer@somewhere.com"
# 	    }
# 	  ],
# 	  "items": [ 
# 	    { 
# 	      "name": "Sutures",
# 	      "quantity": 100,
# 	      "unit_price": { 
# 	        "currency": "USD",
# 	        "value": "5"
# 	      }
# 	    }
# 	  ],
# 	  "note": "Medical Invoice 16 Jul, 2013 PST",
# 	  "payment_term": { 
# 	    "term_type": "NET_45"
# 	  },
# 	  "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"
# 	    }
# 	  }
# 	}

# Send the POST equivalent to this CURL command:

# 	curl -v -X POST https://api.sandbox.paypal.com/v1/invoicing/invoices/ \
# 	-H "Content-Type:application/json" \
# 	-H "Authorization: Bearer Access-Token" \
# 	-d '{ invoice JSON goes here }'

$json.EmitCompact = $true
$sbRequestBody = New-Object Chilkat.StringBuilder
$sbResponseBody = New-Object Chilkat.StringBuilder

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

$success = $rest.FullRequestSb("POST","/v1/invoicing/invoices",$sbRequestBody,$sbResponseBody)
if ($success -ne $true) {
    $($rest.LastErrorText)
    exit
}

# We should have some sort of JSON response.  It could be successful, or an error.
$jsonResponse = New-Object Chilkat.JsonObject
$jsonResponse.EmitCompact = $false
$jsonResponse.LoadSb($sbResponseBody)

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

# Did we get a 201 success response?
if ($rest.ResponseStatusCode -ne 201) {
    # Show the JSON response body
    $($jsonResponse.Emit())

    $($rest.LastRequestStartLine)
    $($rest.LastRequestHeader)
    $("Failed.")
    exit
}

# Show a few parts of the JSON response
$("id: " + $jsonResponse.StringOf("id"))
$("number: " + $jsonResponse.StringOf("number"))
$("template_id: " + $jsonResponse.StringOf("template_id"))
$("status: " + $jsonResponse.StringOf("status"))

# Show the full JSON response.
$($jsonResponse.Emit())
$("Success.")

# A successful response looks like this:

# 	{ 
# 	  "id": "INV2-ZG2H-HKAW-PMWU-N6ZR",
# 	  "number": "0001",
# 	  "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 06:17:03 PST"
# 	  },
# 	  "links": [ 
# 	    { 
# 	      "rel": "self",
# 	      "href": "https://api.sandbox.paypal.com/v1/invoicing/invoices/INV2-ZG2H-HKAW-PMWU-N6ZR",
# 	      "method": "GET"
# 	    },
# 	    { 
# 	      "rel": "send",
# 	      "href": "https://api.sandbox.paypal.com/v1/invoicing/invoices/INV2-ZG2H-HKAW-PMWU-N6ZR/send",
# 	      "method": "POST"
# 	    },
# 	    { 
# 	      "rel": "update",
# 	      "href": "https://api.sandbox.paypal.com/v1/invoicing/invoices/INV2-ZG2H-HKAW-PMWU-N6ZR/update",
# 	      "method": "PUT"
# 	    },
# 	    { 
# 	      "rel": "delete",
# 	      "href": "https://api.sandbox.paypal.com/v1/invoicing/invoices/INV2-ZG2H-HKAW-PMWU-N6ZR",
# 	      "method": "DELETE"
# 	    }
# 	  ]
# 	}
#