defmodule L42fu.MixProject do
  use Mix.Project

  @description """
  L42fu Lab42FileUtils

  creates shell commands for advanced file manipulation
  """
  @url "https://gitlab.com/lab421/l42fu"
  @version "0.1.0"

  def project do
    [
      aliases: [docs: &build_docs/1],
      app: :l42fu,
      description: @description,
      deps: deps(),
      elixir: "~> 1.13",
      elixirc_paths: elixirc_paths(Mix.env()),
      package: package(),
      start_permanent: Mix.env() == :prod,
      version: @version,
      preferred_cli_env: [
        coveralls: :test,
        "coveralls.detail": :test,
        "coveralls.post": :test,
        "coveralls.html": :test
      ],
      test_coverage: [tool: ExCoveralls]
    ]
  end

  # Run "mix help compile.app" to learn about applications.
  def application do
    [
      extra_applications: [:logger]
    ]
  end

  # Run "mix help deps" to learn about dependencies.
  defp deps do
    [
      {:dialyxir, "~> 1.1.0", only: [:dev], runtime: false},
      {:excoveralls, "~> 0.14.4", only: [:test]}
      # {:dep_from_git, git: "https://github.com/elixir-lang/my_dep.git", tag: "0.1.0"}
    ]
  end

  defp elixirc_paths(:test), do: ["lib", "test/support", "dev"]
  defp elixirc_paths(:dev), do: ["lib", "bench", "dev"]
  defp elixirc_paths(_), do: ["lib"]

  defp package do
    [
      files: [
        "lib",
        "bin",
        "mix.exs",
        "README.md",
        # "RELEASE.md",
        "LICENSE"
      ],
      maintainers: [
        "Robert Dober <robert.dober@gmail.com>"
      ],
      licenses: [
        "Apache-2.0"
      ],
      links: %{
        "Changelog" => "#{@url}/blob/master/RELEASE.md",
        "Gitlab" => @url
      }
    ]
  end

  @prerequisites """
  run `mix escript.install hex ex_doc` and adjust `PATH` accordingly
  """
  @module "L42fu"
  defp build_docs(_) do
    Mix.Task.run("compile")
    ex_doc = Path.join(Mix.path_for(:escripts), "ex_doc")
    Mix.shell().info("Using escript: #{ex_doc} to build the docs")

    unless File.exists?(ex_doc) do
      raise "cannot build docs because escript for ex_doc is not installed, make sure to \n#{@prerequisites}"
    end

    args = [@module, @version, Mix.Project.compile_path()]
    opts = ~w[--main #{@module} --source-ref v#{@version} --source-url #{@url}]

    Mix.shell().info("Running: #{ex_doc} #{inspect(args ++ opts)}")
    System.cmd(ex_doc, args ++ opts)
    Mix.shell().info("Docs built successfully")
  end
end

# SPDX-License-Identifier: Apache-2.0