defmodule Uncharted.MixProject do
  use Mix.Project

  @github_organization "unchartedelixir"
  @app :uncharted
  @source_url "https://github.com/#{@github_organization}/#{@app}"
  @version Path.join(__DIR__, "VERSION")
           |> File.read!()
           |> String.trim()

  def project do
    [
      app: @app,
      version: @version,
      description: description(),
      package: package(),
      docs: docs(),
      elixir: "~> 1.7",
      elixirc_paths: elixirc_paths(Mix.env()),
      compilers: Mix.compilers(),
      dialyzer: [
        plt_add_apps: ~w(ex_unit mix)a,
        plt_add_deps: :transitive,
        plt_file: {:no_warn, "priv/plts/dialyzer.plt"}
        # ignore_warnings: "../.dialyzer-ignore.exs"
      ],
      preferred_cli_env: [
        coveralls: :test,
        "coveralls.detail": :test,
        "coveralls.post": :test,
        "coveralls.html": :test,
        credo: :test,
        dialyzer: :test,
        docs: :docs,
        "hex.build": :docs,
        "hex.publish": :docs
      ],
      test_coverage: [tool: ExCoveralls],
      start_permanent: Mix.env() == :prod,
      aliases: aliases(),
      deps: deps()
    ]
  end

  # Configuration for the OTP application.
  #
  # Type `mix help compile.app` for more information.
  def application do
    [
      extra_applications: [:logger]
    ]
  end

  # Specifies which paths to compile per environment.
  defp elixirc_paths(:test), do: ["lib", "test/support"]
  defp elixirc_paths(_), do: ["lib"]

  # Specifies your project dependencies.
  #
  # Type `mix help deps` for examples and options.
  defp deps do
    [
      {:credo, "~> 1.4", only: [:dev, :test], runtime: false},
      {:dialyxir, "~> 1.0", only: [:dev, :test], runtime: false},
      {:ex_doc, "~> 0.22", only: :docs, runtime: false},
      {:excoveralls, "~> 0.11", only: :test}
    ]
  end

  # Aliases are shortcuts or tasks specific to the current project.
  # For example, to install project dependencies and perform other setup tasks, run:
  #
  #     $ mix setup
  #
  # See the documentation for `Mix` for more info on aliases.
  defp aliases do
    []
  end

  defp description do
    """
    A simple Elixir charting library that generates easy-to-customize charts.
    """
  end

  defp docs do
    [
      extras: ["README.md", "CHANGELOG.md"],
      main: "readme",
      source_ref: "v#{@version}",
      source_url: @source_url,
      skip_undefined_reference_warnings_on: ["CHANGELOG.md"]
    ]
  end

  defp package do
    [
      files: package_files(),
      licenses: ["MIT"],
      links: %{"GitHub" => @source_url}
    ]
  end

  defp package_files do
    ~w(lib .formatter.exs mix.exs README.md LICENSE CHANGELOG.md VERSION)
  end
end