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lib/nerves_hub_link/fwup_config.ex

# SPDX-FileCopyrightText: 2023 Eric Oestrich
# SPDX-FileCopyrightText: 2024 Josh Kalderimis
#
# SPDX-License-Identifier: Apache-2.0
#
defmodule NervesHubLink.FwupConfig do
@moduledoc """
Config structure responsible for:
- applying a fwupdate,
- and storing fwup task configuration
"""
defstruct fwup_devpath: "",
fwup_env: [],
fwup_extra_options: [],
fwup_task: ""
@type t :: %__MODULE__{
fwup_devpath: Path.t(),
fwup_task: String.t(),
fwup_extra_options: [String.t()],
fwup_env: [{String.t(), String.t()}]
}
@doc "Raises an ArgumentError on invalid arguments"
@spec validate!(t()) :: t()
def validate!(%__MODULE__{} = args) do
args
|> validate_fwup_devpath!()
|> validate_fwup_task!()
|> validate_fwup_env!()
end
defp validate_fwup_devpath!(%__MODULE__{fwup_devpath: devpath} = args) when is_binary(devpath),
do: args
defp validate_fwup_devpath!(%__MODULE__{}),
do: raise(ArgumentError, message: "invalid arg: fwup_devpath")
defp validate_fwup_task!(%__MODULE__{fwup_task: task} = args) when is_binary(task),
do: args
defp validate_fwup_task!(%__MODULE__{}),
do: raise(ArgumentError, message: "invalid arg: fwup_task")
defp validate_fwup_env!(%__MODULE__{fwup_env: list} = args) when is_list(list),
do: args
defp validate_fwup_env!(%__MODULE__{}),
do: raise(ArgumentError, message: "invalid arg: fwup_env")
end