#!/usr/bin/env ruby
#
require "erb"
require "yaml"
require "ostruct"
require "fileutils"

class Generator < OpenStruct

  CONFIG = "config.yml"

  def initialize
    super(:config => YAML.load_file(File.new(ENV["CONFIG"] || CONFIG)))
  end

  def render(template)
    ERB.new(template).result(binding)
  end
end

templates = {
  "templates/api_v2/00_list/flavor.feature.erb" => "features/api_v2/00_list/flavor.feature"
}
generator = Generator.new

templates.each do |input, output|
  if File.exists?(input)
    data = generator.render(File.read(input))
    dir = File.dirname(output)
    FileUtils.mkdir_p(dir) unless File.exists?(dir)
    File.open(output, "w") {|f| f.write(data)}
  else
    puts "WARN: file '#{input}' does not exist"
  end
end