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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/mop.ex
defmodule HL7v2.Type.MOP do
@moduledoc """
Money or Percentage (MOP) -- HL7v2 composite data type.
Transmits a monetary amount or a percentage.
2 components:
1. Money or Percentage Indicator (ID) -- AT (amount), PC (percentage)
2. Money or Percentage Quantity (NM)
"""
@behaviour HL7v2.Type
alias HL7v2.Type
defstruct [:money_or_percentage_indicator, :money_or_percentage_quantity]
@type t :: %__MODULE__{
money_or_percentage_indicator: binary() | nil,
money_or_percentage_quantity: binary() | nil
}
@doc """
Parses a MOP from a list of components.
## Examples
iex> HL7v2.Type.MOP.parse(["AT", "150.00"])
%HL7v2.Type.MOP{money_or_percentage_indicator: "AT", money_or_percentage_quantity: "150.00"}
iex> HL7v2.Type.MOP.parse(["PC", "80"])
%HL7v2.Type.MOP{money_or_percentage_indicator: "PC", money_or_percentage_quantity: "80"}
iex> HL7v2.Type.MOP.parse([])
%HL7v2.Type.MOP{}
"""
@spec parse(list()) :: t()
def parse(components) when is_list(components) do
%__MODULE__{
money_or_percentage_indicator: Type.get_component(components, 0),
money_or_percentage_quantity: Type.get_component(components, 1)
}
end
@doc """
Encodes a MOP to a list of component strings.
## Examples
iex> HL7v2.Type.MOP.encode(%HL7v2.Type.MOP{money_or_percentage_indicator: "AT", money_or_percentage_quantity: "150.00"})
["AT", "150.00"]
iex> HL7v2.Type.MOP.encode(%HL7v2.Type.MOP{money_or_percentage_indicator: "PC"})
["PC"]
iex> HL7v2.Type.MOP.encode(nil)
[]
"""
@spec encode(t() | nil) :: list()
def encode(nil), do: []
def encode(%__MODULE__{} = mop) do
[
mop.money_or_percentage_indicator || "",
mop.money_or_percentage_quantity || ""
]
|> Type.trim_trailing()
end
end