module Fastlane::NewAction

def self.fetch_name
  puts "Must be lower case, and use a '_' between words. Do not use '.'".green
  puts "examples: 'testflight', 'upload_to_s3'".green
  name = ask('Name of your action: ')
  until name_valid?(name)
    puts 'Name invalid!'
    name = ask('Name of your action: ')
  end
  name
end

def self.generate_action(name)
  template = File.read("#{Helper.gem_path('fastlane')}/lib/assets/custom_action_template.rb")
  template.gsub!('[[NAME]]', name)
  template.gsub!('[[NAME_UP]]', name.upcase)
  template.gsub!('[[NAME_CLASS]]', name.fastlane_class + 'Action')
  actions_path = File.join((FastlaneFolder.path || Dir.pwd), 'actions')
  FileUtils.mkdir_p(actions_path) unless File.directory?(actions_path)
  path = File.join(actions_path, "#{name}.rb")
  File.write(path, template)
  Helper.log.info "Created new action file '#{path}'. Edit it to implement your custom action.".green
end

def self.name_valid?(name)
  name == name.downcase && name.length > 0 && !name.include?('.')
end

def self.run
  name = fetch_name
  generate_action(name)
end