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Pure Elixir HL7 v2.x toolkit — schema-driven parsing, typed segments, message builder, MLLP transport
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lib/hl7v2/type/uvc.ex
defmodule HL7v2.Type.UVC do
@moduledoc """
UB Value Code and Amount (UVC) -- HL7v2 composite data type.
Links a UB value code to its monetary amount for billing segments
(UB1-10, UB2-6).
2 components:
1. Value Code (CNE) -- sub-components, Table 0153
2. Value Amount (MO) -- sub-components (quantity & denomination)
"""
@behaviour HL7v2.Type
alias HL7v2.Type
alias HL7v2.Type.{CNE, MO}
defstruct [
:value_code,
:value_amount
]
@type t :: %__MODULE__{
value_code: CNE.t() | nil,
value_amount: MO.t() | nil
}
@doc """
Parses a UVC from a list of components.
## Examples
iex> HL7v2.Type.UVC.parse(["01&Blood deductible&NUBC", "150.00&USD"])
%HL7v2.Type.UVC{
value_code: %HL7v2.Type.CNE{identifier: "01", text: "Blood deductible", name_of_coding_system: "NUBC"},
value_amount: %HL7v2.Type.MO{quantity: "150.00", denomination: "USD"}
}
iex> HL7v2.Type.UVC.parse([])
%HL7v2.Type.UVC{}
"""
@spec parse(list()) :: t()
def parse(components) when is_list(components) do
%__MODULE__{
value_code: Type.parse_sub(CNE, Type.get_component(components, 0)),
value_amount: Type.parse_sub(MO, Type.get_component(components, 1))
}
end
@doc """
Encodes a UVC to a list of component strings.
## Examples
iex> HL7v2.Type.UVC.encode(%HL7v2.Type.UVC{value_code: %HL7v2.Type.CNE{identifier: "01"}, value_amount: %HL7v2.Type.MO{quantity: "150.00"}})
["01", "150.00"]
iex> HL7v2.Type.UVC.encode(nil)
[]
"""
@spec encode(t() | nil) :: list()
def encode(nil), do: []
def encode(%__MODULE__{} = uvc) do
[
Type.encode_sub(CNE, uvc.value_code),
Type.encode_sub(MO, uvc.value_amount)
]
|> Type.trim_trailing()
end
end