require 'erb'

module Templates
  def render(name, locals = {})
    # caller_module = Module.nesting.first.to_s.split('::').last&.downcase || 'common'
    caller_file = caller_locations(1, 1)[0].absolute_path
    inferred_dir = File.basename(caller_file).sub(/^install-/, '').sub(/\.rb$/, '')
    puts "caller name: #{inferred_dir}"

    template_path = File.join(__dir__, 'data', 'templates', inferred_dir, "#{name}.erb")
    template = File.read(template_path)
    erb = ERB.new(template)
    
    # erb.result(binding)

    context = Struct.new(*locals.keys).new(*locals.values)
    erb.result(context.instance_eval { binding })
  end
end