inputParser.js

class InputParser {
  isAskingForGenreList(text) {
    const pattern = /music|recommendation/i

    return text.match(pattern)
  }

  isAskingForNumberOfRec(text, prevCommand) {
    return prevCommand === commands.GET_GENRE_LIST
  }

  isAskingForRecommendation(text, prevCommand) {
    return prevCommand === commands.SET_NUMBER_OF_REC
  }
}