class ChefCLI::Command::Update

def apply_params!(params)
  remaining_args = parse_options(params)
  @policyfile_relative_path = remaining_args.shift
  @cookbooks_to_update += remaining_args
  true
end

def attributes_updater
  @attributes_updater ||=
    PolicyfileServices::UpdateAttributes.new(policyfile: policyfile_relative_path, ui: ui, root_dir: Dir.pwd, chef_config: chef_config)
end

def config_path
  config[:config_file]
end

def debug?
  !!config[:debug]
end

def handle_error(error)
  ui.err("Error: #{error.message}")
  if error.respond_to?(:reason)
    ui.err("Reason: #{error.reason}")
    ui.err("")
    ui.err(error.extended_error_info) if debug?
    ui.err(error.cause.backtrace.join("\n")) if debug?
  end
end

def initialize(*args)
  super
  @ui = UI.new
  @policyfile_relative_path = nil
  @installer = nil
  @attributes_updater = nil
  @cookbooks_to_update = []
end

def installer
  @installer ||= PolicyfileServices::Install.new(policyfile: policyfile_relative_path, ui: ui, root_dir: Dir.pwd, config: chef_config, overwrite: true)
end

def run(params = [])
  return 1 unless apply_params!(params)
  attributes_updater.run if update_attributes_only?
  installer.run(@cookbooks_to_update, config[:exclude_deps]) unless update_attributes_only?
  0
rescue PolicyfileServiceError => e
  handle_error(e)
  1
end

def update_attributes_only?
  !!config[:update_attributes_only]
end