defmodule PhoenixKitWebAnalytics.MixProject do
  use Mix.Project

  @version "0.2.0"
  @source_url "https://github.com/BeamLabEU/phoenix_kit_web_analytics"

  def project do
    [
      app: :phoenix_kit_web_analytics,
      version: @version,
      elixir: "~> 1.18",
      elixirc_paths: elixirc_paths(Mix.env()),
      start_permanent: Mix.env() == :prod,
      deps: deps(),
      aliases: aliases(),

      # Hex
      description:
        "Privacy-first, cookieless web analytics module for PhoenixKit — server-side page view " <>
          "tracking with no client-side JavaScript required",
      package: package(),

      # Dialyzer
      dialyzer: [plt_add_apps: [:phoenix_kit, :mix]],

      # Docs
      name: "PhoenixKitWebAnalytics",
      source_url: @source_url,
      homepage_url: @source_url,
      docs: docs()
    ]
  end

  def application do
    [
      extra_applications: [:logger]
    ]
  end

  # test/support/ is compiled only in :test so DataCase and TestRepo
  # don't leak into the published package.
  defp elixirc_paths(:test), do: ["lib", "test/support"]
  defp elixirc_paths(_), do: ["lib"]

  defp aliases do
    [
      quality: ["format", "credo --strict", "dialyzer"],
      "quality.ci": ["format --check-formatted", "credo --strict", "dialyzer"],
      precommit: [
        "compile --force --warnings-as-errors",
        "deps.unlock --check-unused",
        # Scan for retired Hex deps. Run via `cmd` so Hex bootstraps in a fresh
        # process — the hex.* archive tasks aren't resolvable via Mix.Task.run
        # inside an alias.
        "cmd mix hex.audit",
        "quality.ci"
      ],
      "test.setup": [
        "ecto.create --quiet -r PhoenixKitWebAnalytics.Test.Repo"
      ],
      "test.reset": [
        "ecto.drop --quiet -r PhoenixKitWebAnalytics.Test.Repo",
        "test.setup"
      ]
    ]
  end

  # phoenix_kit deps resolve from Hex by default. For cross-repo work against a
  # local checkout, export <APP>_PATH — e.g. PHOENIX_KIT_PATH=../phoenix_kit.
  # Unset => the published pin, so mix hex.publish is unaffected.
  defp pk_dep(app, requirement, opts \\ []) do
    env_var = String.upcase(Atom.to_string(app)) <> "_PATH"

    case System.get_env(env_var) do
      nil when opts == [] -> {app, requirement}
      nil -> {app, requirement, opts}
      path -> {app, [path: path, override: true] ++ opts}
    end
  end

  defp deps do
    [
      # PhoenixKit provides the Module behaviour, Settings API, RepoHelper, the
      # admin shell, and `PhoenixKit.Migrations.Postgres.Helpers` (used by the
      # migration coordinator). 1.7.189 adds the runtime schema-prefix support
      # `PhoenixKit.SchemaPrefix` relies on.
      pk_dep(:phoenix_kit, "~> 2.0"),

      # Admin LiveViews.
      {:phoenix_live_view, "~> 1.1"},

      # The tracking plug and the beacon/pixel controller.
      {:plug, "~> 1.15"},

      # Event + rollup schemas and the aggregation queries.
      {:ecto_sql, "~> 3.10"},
      {:ex_doc, "~> 0.34", only: :dev, runtime: false},
      {:credo, "~> 1.7", only: [:dev, :test], runtime: false},
      {:dialyxir, "~> 1.4", only: [:dev, :test], runtime: false},

      # HTML parser for Phoenix.LiveViewTest in LiveView smoke tests
      {:lazy_html, ">= 0.1.0", only: :test}
    ]
  end

  defp package do
    [
      licenses: ["MIT"],
      links: %{"GitHub" => @source_url},
      # No `priv` — this package has no priv/ directory, and listing a missing
      # path makes `mix hex.build` refuse ("Missing files: priv"), which is why
      # no release of this package ever reached Hex. Add it back if priv/ ever
      # gains content.
      files: ~w(lib .formatter.exs mix.exs README.md CHANGELOG.md LICENSE)
    ]
  end

  defp docs do
    [
      main: "readme",
      # Tags in this repo are bare version numbers, not v-prefixed — a "v" ref
      # points at a tag that does not exist and 404s every HexDocs source link.
      source_ref: @version,
      extras: ["README.md", "CHANGELOG.md"]
    ]
  end
end