defmodule PtcRunner.MixProject do
  use Mix.Project

  def project do
    [
      app: :ptc_runner,
      version: "0.2.0",
      elixir: "~> 1.14",
      start_permanent: Mix.env() == :prod,
      elixirc_paths: elixirc_paths(Mix.env()),
      deps: deps(),
      aliases: aliases(),
      name: "PtcRunner",
      description: "A BEAM-native Elixir library for Programmatic Tool Calling (PTC)",
      source_url: "https://github.com/andreasronge/ptc_runner",
      docs: docs(),
      package: package(),
      test_coverage: [
        ignore_modules: [PtcRunner.TestSupport.LLMClient]
      ]
    ]
  end

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

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

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

  # Run "mix help deps" to learn about dependencies.
  defp deps do
    [
      {:jason, "~> 1.4"},
      {:credo, "~> 1.7", only: [:dev, :test], runtime: false},
      {:ex_doc, "~> 0.31", only: :dev, runtime: false},
      {:req_llm, "~> 1.0.0-rc", only: :test}
    ]
  end

  defp aliases do
    [
      precommit: [
        "format --check-formatted",
        "compile --warnings-as-errors",
        "credo --strict",
        "test --warnings-as-errors"
      ]
    ]
  end

  defp docs do
    [
      main: "readme",
      extras: ["README.md", "docs/architecture.md", "CHANGELOG.md"],
      before_closing_body_tag: &before_closing_body_tag/1
    ]
  end

  defp before_closing_body_tag(:html) do
    """
    <script src="https://cdn.jsdelivr.net/npm/mermaid@11/dist/mermaid.min.js"></script>
    <script>
      document.addEventListener("DOMContentLoaded", function () {
        mermaid.initialize({
          startOnLoad: false,
          theme: document.body.className.includes("dark") ? "dark" : "default"
        });
        let id = 0;
        for (const codeEl of document.querySelectorAll("pre code.mermaid")) {
          const preEl = codeEl.parentElement;
          const graphDefinition = codeEl.textContent;
          const graphEl = document.createElement("div");
          const graphId = "mermaid-graph-" + id++;
          mermaid.render(graphId, graphDefinition).then(({svg, bindFunctions}) => {
            graphEl.innerHTML = svg;
            bindFunctions?.(graphEl);
            preEl.insertAdjacentElement("afterend", graphEl);
            preEl.remove();
          });
        }
      });
    </script>
    """
  end

  defp before_closing_body_tag(_), do: ""

  defp package do
    [
      files: ~w(lib priv .formatter.exs mix.exs README.md LICENSE CHANGELOG.md),
      licenses: ["MIT"],
      links: %{
        "GitHub" => "https://github.com/andreasronge/ptc_runner",
        "Changelog" => "https://github.com/andreasronge/ptc_runner/blob/main/CHANGELOG.md"
      }
    ]
  end
end