require "zeitwerk"

loader = Zeitwerk::Loader.for_gem
loader.setup

module Rsg
  def self.app_templates_sources
    @app_templates_sources ||= [
      Pathname.new(__FILE__).dirname.join("../templates").expand_path
    ]
  end

  def self.lookup_app_template(template_name)
    return if template_name =~ %r{^https?\://}
    return if File.exists?(template_name)

    app_templates_sources.each do |src|
      template = "#{src}/#{template_name}.rb"
      return template if File.exists?(template)
    end

    return nil
  end
end

# Required, or the classes for the generators won't be defined
loader.eager_load