Class: Jukebox::CLI

Inherits:
Object
  • Object
show all
Defined in:
lib/jukebox/cli.rb

Overview

CLI Controller

Instance Method Summary collapse

Instance Method Details

#call ⇒ Object 



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# File 'lib/jukebox/cli.rb', line 4

def call
  puts "Welcome to Jukebox!"
  list_concerts
  menu
  goodbye
end

#goodbye ⇒ Object 



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# File 'lib/jukebox/cli.rb', line 52

def goodbye
  puts "\nGoodbye! Thanks for using Jukebox! Check back soon for more concerts!"
end

#list_concerts ⇒ Object 



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# File 'lib/jukebox/cli.rb', line 11

def list_concerts
  puts "Here is a list of artists coming to the Memphis area:\n\n"

  #calls the scrape_concerts method and prints each artists name in a list
  @concerts = Jukebox::Concert.scrape_concerts
  @concerts.each.with_index(1) do |concert, i|
    puts "#{i}. #{concert.artist_name}"
  end
end

#menu ⇒ Object 



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# File 'lib/jukebox/cli.rb', line 21

def menu
  input = nil
  #As long as the user does not type "exit," they can keep viewing concert info
  while input != "exit"
    puts "\nPlease enter the number corresponding to the concert you\n"\
    "want to hear more about, type list to see the concerts again, or\n"\
    "type exit to leave Jukebox: "

    input = gets.strip.downcase
    # if the input is a number on the list, information about that concert
    # is printed
    if input.to_i > 0
      if(@concerts[input.to_i - 1] != nil)
        the_concert = @concerts[input.to_i - 1]
        puts "\nArtist name: #{the_concert.artist_name}"
        puts "Date: #{the_concert.date}"
        puts "Location: #{the_concert.location}"
        puts "Buy tickets: #{the_concert.url}"
      else #If their input is a number not on the list, an error message is printed
        puts "\nSorry, but Jukebox doesn't recognize that."
      end
    elsif input == "list" #If they type "list," the list of concerts is printed again
      list_concerts
    elsif input == "exit" #If they type "exit," the program ends
      break
    else
      puts "\nSorry, but Jukebox doesn't recognize that."
    end
  end
end