defmodule Hyphen.MixProject do
  use Mix.Project

  @source_url "https://github.com/lud/hyphen"
  @version "0.2.1"
  def project do
    [
      app: :hyphen,
      description: "A server-side backend library for building reactive JavaScript frontends over Phoenix Channels.",
      version: @version,
      elixir: "~> 1.18",
      start_permanent: true,
      elixirc_paths: elixirc_paths(Mix.env()),
      consolidate_protocols: Mix.env() == :prod,
      source_url: @source_url,
      deps: deps(),
      dialyzer: dialyzer(),
      aliases: aliases(),
      modkit: modkit(),
      package: package(),
      versioning: versioning()
    ]
  end

  defp elixirc_paths(:test) do
    ["lib", "test/support"]
  end

  defp elixirc_paths(_) do
    ["lib"]
  end

  def application do
    [
      extra_applications: [:logger],
      mod: {Hyphen.Application, []}
    ]
  end

  defp deps do
    [
      {:jsv, ">= 0.0.0"},
      {:oaskit, ">= 0.0.0"},
      {:phoenix, "~> 1.0"},

      # Dev

      {:mox, "~> 1.2", only: :test},
      {:bandit, "~> 1.0", only: [:dev, :test]},
      {:credo, ">= 1.7.12", only: [:dev, :test], runtime: false},
      {:dialyxir, ">= 1.4.5", only: [:dev, :test], runtime: false},
      {:ex_check, ">= 0.16.0", only: [:dev, :test], runtime: false},
      {:ex_doc, ">= 0.38.2", only: [:dev, :test], runtime: false},
      {:mix_audit, ">= 2.1.5", only: [:dev, :test], runtime: false},
      {:sobelow, ">= 0.14.0", only: [:dev, :test], runtime: false},
      {:readmix, "~> 0.7", only: [:dev, :test], runtime: false},
      {:quokka, "~> 2.11", only: [:dev, :test], runtime: false},
      {:nvir, "~> 0.7", only: [:dev, :test]}
    ]
  end

  defp aliases do
    []
  end

  defp modkit do
    [
      mount: [
        {Hyphen, "lib/hyphen"},
        {Mix.Tasks, "lib/mix/tasks", flavor: :mix_task}
      ]
    ]
  end

  defp package do
    [
      licenses: ["MIT"],
      links: %{
        "Changelog" => "https://github.com/lud/hyphen/blob/main/CHANGELOG.md",
        "Github" => @source_url
      }
    ]
  end

  def cli do
    [
      preferred_envs: [
        dialyzer: :test
      ]
    ]
  end

  defp dialyzer do
    [
      flags: [:unmatched_returns, :error_handling, :unknown, :extra_return],
      list_unused_filters: true,
      plt_add_deps: :app_tree,
      plt_add_apps: [:ex_unit, :plug, :phoenix],
      plt_local_path: "_build/plts"
    ]
  end

  defp versioning do
    [
      annotate: true,
      before_commit: [
        &readmix/1,
        {:add, "README.md"},
        {:add, "guides"},
        &gen_changelog/1,
        {:add, "CHANGELOG.md"}
      ]
    ]
  end

  def readmix(vsn) do
    rdmx = Readmix.new(vars: %{app_vsn: vsn})
    :ok = Readmix.update_file(rdmx, "README.md")

    :ok =
      Enum.each(Path.wildcard("guides/**/*.md"), fn path ->
        :ok = Readmix.update_file(rdmx, path)
      end)
  end

  defp gen_changelog(vsn) do
    case System.cmd("git", ["cliff", "--tag", vsn, "-o", "CHANGELOG.md"], stderr_to_stdout: true) do
      {_, 0} -> IO.puts("Updated CHANGELOG.md with #{vsn}")
      {out, _} -> {:error, "Could not update CHANGELOG.md:\n\n #{out}"}
    end
  end
end