stevenbeales / mental-test

class AlexaService

  include AlexaConstants

  attr_reader :user

  def self.goodbye_response

    GOODBYE_RESPONSE

  end

  def self.help_response

    HELP_RESPONSE

  end

  def self.launch_response

    LAUNCH_RESPONSE

  end

  def self.start_over_response

    START_OVER_RESPONSE 

  end

  def self.cancel_response

    CANCEL_RESPONSE

  end

  def self.list_tests

    format(LIST_TEST_RESPONSE, count: Instrument.count, list: Instrument.list_tests(limit: 4))

  end

  def self.start_test(testname: AppConstants::DEFAULT_INSTRUMENT)

    instrument = Instrument.find_by(name: testname)

    return format(AlexaConstants::CANNOT_FIND_INSTRUMENT_ERROR, instrument: testname) unless instrument

    instrument.instructions

  end

  def initialize(user)

    @user = user

  end

  def read_all

    user.journal.list_entries(limit: 4)

  end

  def read_entry(day: Date.today)

    user.journal.read_entry(day: day)

  end

  def read_last(last_n: 1)

    user.journal.read_last(last_n: last_n)

  end

end