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primer_live

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An implementation of GitHub's Primer Design System for Phoenix LiveView.

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primer_live lib helpers octicons.ex
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lib/helpers/octicons.ex 

defmodule PrimerLive.Helpers.Octicons do

  @moduledoc false



  require EEx



  @priv_path "priv/octicon_builder"

  @module_path "lib/octicons.ex"



  EEx.function_from_file(

    :defp,

    :module_wrapper,

    "#{@priv_path}/PrimerLive.Octicons.template.eex",

    [:icons]

  )



  def build(dirname) do

    icons_path = "#{@priv_path}/#{dirname}/icons"



    with {:ok, filenames} <- File.ls(icons_path) do

      with true <- Enum.count(filenames) > 0 do

      else

        _ ->

          IO.inspect("Could not proceed: directory '#{icons_path}' is empty.")

      end



      icons =

        filenames

        |> Enum.map(

          &%{

            svg:

              File.read!("#{icons_path}/#{&1}")

              |> String.replace(~r/\<svg/, "<svg class={@class} {@rest}"),

            name: &1 |> String.replace(".svg", "")

          }

        )

        |> Enum.sort_by(& &1[:name])



      result = module_wrapper(icons)



      with :ok <- File.write(@module_path, result) do

        IO.puts("PrimerLive.Octicons module written")

      else

        error ->

          IO.puts("Error writing PrimerLive.Octicons module")

          error

      end

    else

      _error ->

        IO.inspect("Could not read directory '#{icons_path}'. Does this directory exist?")

    end

  end

end