mix.exs

defmodule Mar.MixProject do
  use Mix.Project

  def project do
    [
      app: :mar,
      version: "0.2.6",
      elixir: "~> 1.16",
      start_permanent: Mix.env() == :prod,
      deps: deps(),
      name: "Mar",
      description: "Simple Web in Elixir",
      source_url: "https://github.com/taronull/mar",
      homepage_url: "https://hexdocs.pm/mar",
      docs: docs(),
      package: package()
    ]
  end

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

  # Run "mix help deps" to learn about dependencies.
  defp deps do
    [
      # {:dep_from_hexpm, "~> 0.3.0"},
      # {:dep_from_git, git: "https://github.com/elixir-lang/my_dep.git", tag: "0.1.0"}
      {:ex_doc, "~> 0.0", only: :dev, runtime: false},
      {:bandit, "~> 1.4"},
      {:jason, "~> 1.4"}
    ]
  end

  defp docs do
    [
      main: "readme",
      logo: "priv/m.png",
      extras: ["README.md"],
      before_closing_body_tag: &before_closing_body_tag/1
    ]
  end

  defp package do
    [
      licenses: ["Apache-2.0"],
      links: %{"GitHub" => "https://github.com/taronull/mar"}
    ]
  end

  defp before_closing_body_tag(:html) do
    """
    <script src="https://cdn.jsdelivr.net/npm/mermaid@10.2.3/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(:epub), do: ""
end