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

class Generator < OpenStruct

  CONFIG = "params.yml"
  TESTS_CONFIG = "features/support/config.yml"

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

  def make_tests_config
    c = {}
    %w{host port username password path_prefix username_without_privileges password_without_privileges}.each do |key|
      c[key] = @config[key]
    end
    File.open(TESTS_CONFIG, "w") {|f| f.write(c.to_yaml) }
  end

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

end

templates = {

  #list
  "templates/api_v2/00_list/flavor.feature.erb" => "features/api_v2/00_list/flavor.feature",
  "templates/api_v2/00_list/10_user.feature.erb" => "features/api_v2/00_list/10_user.feature",

  #create
  "templates/api_v2/10_create/00_filter.feature.erb" => "features/api_v2/10_create/00_filter.feature",
  "templates/api_v2/10_create/10_image.feature.erb" => "features/api_v2/10_create/10_image.feature",
  "templates/api_v2/10_create/20_project.feature.erb" => "features/api_v2/10_create/20_project.feature",
  "templates/api_v2/10_create/30_script.feature.erb" => "features/api_v2/10_create/30_script.feature",
  "templates/api_v2/10_create/00_user.feature.erb" => "features/api_v2/10_create/00_user.feature",

  #update
  "templates/api_v2/20_update/10_image.feature.erb" => "features/api_v2/20_update/10_image.feature",

  #delete
  "templates/api_v2/90_delete/10_script.feature.erb" => "features/api_v2/90_delete/10_script.feature",
  "templates/api_v2/90_delete/80_project.feature.erb" => "features/api_v2/90_delete/80_project.feature",
  "templates/api_v2/90_delete/90_image.feature.erb" => "features/api_v2/90_delete/90_image.feature",
  "templates/api_v2/90_delete/99_filter.feature.erb" => "features/api_v2/90_delete/99_filter.feature",
  "templates/api_v2/90_delete/90_user.feature.erb" => "features/api_v2/90_delete/90_user.feature"

}
generator = Generator.new
generator.make_tests_config

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