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This is an Elixir package that wrapps any NDC-compliant API. It's host-agnostic and quite flexible-through-configuration so that it can reach NDC hosts with a certain flexibility
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lib/message/base.ex
defmodule NDCEx.Message.Base do
import XmlBuilderPlus
#require Logger
#use Timex
@acceptable_ndc_methods [
AirShopping: ["AirShoppingRQ", "AirShoppingRS"],
FlightPrice: ["FlightPriceRQ", "FlightPriceRS"],
SeatAvailability: ["SeatAvailabilityRQ", "SeatAvailabilityRS"],
ServiceList: ["ServiceListRQ", "ServiceListRS"],
ServicePrice: ["ServicePriceRQ", "ServicePriceRS"],
OrderCreate: ["OrderCreateRQ", "OrderViewRS"],
OrderList: ["OrderListRQ", "OrderListRS"],
OrderRetrieve: ["OrderRetrieveRQ", "OrderViewRS"],
OrderCancel: ["OrderCancelRQ", "OrderCancelRS"],
ItinReshop: ["ItinReshopRQ", "ItinReshopRS"],
BaggageCharges: ["BaggageChargesRQ", "BaggageChargesRS"],
OrderChange: ["OrderChangeRQ", "OrderChangeRS"],
OrderCancel: ["OrderCancelRQ", "OrderCancelRS"]
]
@node_names [
AirShoppingRQ: [:Parameters, :Travelers, :CoreQuery, :Preferences, :Metadata],
FlightPriceRQ: [:Travelers, :Query, :Metadata, :DataLists],
SeatAvailabilityRQ: [:Travelers, :Query, :DataList, :Metadata],
OrderCreateRQ: [:Query],
ItinReshopRQ: [:Query],
BaggageChargesRQ: [:Travelers, :Query],
OrderChangeRQ: [:Travelers, :Query],
OrderCancelRQ: [:Query]
]
def build_document(method, data, config) do
xml = build_ndc_body(method, data, config)
|> ExtraData.set_wrapper(config[:message])
|> SoapHelper.add_soap(config[:soap], method, [credential: "xmlaig001", wrapper: config[:message][:wrapper]])
|> doc(config[:soap][:namespace_list][method])
{:ok, xml}
end
defp generate_xml(data, ns) when ns == nil do
doc(data)
end
defp generate_xml(data, ns) do
doc_with_namespace(data, ns)
end
def build_url(url, method), do: String.replace(url, "{{NDC-method}}", Atom.to_string(method))
defp get_request_data(method), do: @acceptable_ndc_methods[method]
defp build_ndc_body(method, data, config) do
[ndc_method, response_name] = get_request_data(method)
ndc = String.to_atom(ndc_method)
tag_list = [:Document, :Party ] ++ @node_names[ndc]
elements = [
Enum.filter(tag_list, fn(tag) -> data[tag] != nil end)
|> Enum.map( fn(tag) ->
element(tag, data[tag])
end)
]
if config[:ndc][:attributes][method] do
element(String.to_atom(ndc_method), config[:ndc][:attributes][method], elements)
else
element(String.to_atom(ndc_method), elements)
end
end
end