defmodule PtcRunner.MixProject do
  use Mix.Project

  def project do
    [
      app: :ptc_runner,
      version: "0.3.0",
      elixir: "~> 1.15",
      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) with JSON and lispy DSLs (subset of Clojure). PTC lets LLMs generate small programs that orchestrate multiple tool calls and data transformations in code.",
      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"},
      {:nimble_parsec, "~> 1.4"},
      {:stream_data, "~> 1.1", only: [:test, :dev]},
      {: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 --force --warnings-as-errors",
        "credo --strict",
        "test --warnings-as-errors"
      ]
    ]
  end

  defp docs do
    [
      main: "readme",
      extras: [
        "README.md",
        "LICENSE",
        "docs/guide.md",
        "docs/ptc-json-specification.md",
        "docs/ptc-lisp-overview.md",
        "docs/ptc-lisp-specification.md",
        "docs/ptc-lisp-llm-guide.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