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mix.exs
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defmodule VintageNetQMI.MixProject do
use Mix.Project
@version "0.4.2"
@source_url "https://github.com/nerves-networking/vintage_net_qmi"
def project do
[
app: :vintage_net_qmi,
version: @version,
elixir: "~> 1.14",
start_permanent: Mix.env() == :prod,
aliases: [compile: ["compile", &build_mcc_mnc_csv/1]],
deps: deps(),
description: description(),
dialyzer: dialyzer(),
docs: docs(),
package: package(),
preferred_cli_env: [
docs: :docs,
"hex.build": :docs,
"hex.publish": :docs
]
]
end
def application do
[
extra_applications: [:logger]
]
end
defp deps do
[
{:vintage_net, "~> 0.12.0 or ~> 0.13.0"},
{:qmi, "~> 0.10.0"},
{:credo, "~> 1.5", only: :dev, runtime: false},
{:dialyxir, "~> 1.4.1", only: :dev, runtime: false},
{:ex_doc, "~> 0.23", only: :docs, runtime: false}
]
end
defp description do
"VintageNet Support for QMI Cellular Modems"
end
defp dialyzer() do
[
flags: [:missing_return, :extra_return, :unmatched_returns, :error_handling, :underspecs]
]
end
def docs do
[
assets: %{"assets" => "assets"},
extras: ["README.md", "CHANGELOG.md"],
main: "readme",
source_ref: "v#{@version}",
source_url: @source_url,
skip_undefined_reference_warnings_on: ["CHANGELOG.md"]
]
end
def package do
[
files: [
"lib",
"CHANGELOG.md",
"LICENSE",
"mix.exs",
"README.md",
"mcc-mnc.csv"
],
licenses: ["Apache-2.0"],
links: %{"GitHub" => @source_url}
]
end
# Reduce the size of the original csv to contain only the used fields and
# sort so the output looks less haphazard. No optimizations currently take
# advantage of the sort.
defp build_mcc_mnc_csv(_) do
input_path = "mcc-mnc.csv"
priv_dir = Path.join(Mix.Project.app_path(), "priv")
out_path = Path.join(priv_dir, "mcc-mnc.csv")
_ = File.mkdir_p(priv_dir)
File.stream!(input_path)
|> Stream.drop(1)
|> Stream.map(&String.split(&1, ";"))
|> Stream.map(fn [_mcc, _mnc, plmn, _, _, _, _, brand, _, _ | _] ->
[String.to_integer(plmn), brand]
end)
|> Stream.reject(fn [_, brand] -> brand == "" end)
|> Stream.uniq_by(fn [plmn | _] -> plmn end)
|> Enum.sort()
|> Enum.map(fn [plmn, brand] -> [Integer.to_string(plmn), ";", brand, "\n"] end)
|> then(&File.write!(out_path, &1))
end
end