Class: HotSongs::CLI

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

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ CLI

Returns a new instance of CLI.



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# File 'lib/hot_songs/cli.rb', line 5

def initialize
  @genres = %w{ Pop Country Rock R&B/Rap Dance/Electronic Latin Christian/Gospel }
end

Instance Attribute Details

#genres ⇒ Object

Returns the value of attribute genres.



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# File 'lib/hot_songs/cli.rb', line 3

def genres
  @genres
end

Instance Method Details

#about ⇒ Object 



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# File 'lib/hot_songs/cli.rb', line 9

def about
  system 'clear'
  puts "Hot Songs v1.0".center(125)
  puts ""
  puts "The week's most popular songs, based on radio airplay audience impressions as measured by Nielsen Music, sales data 
        as compiled by Nielsen Music and streaming activity data from online music sources tracked by Nielsen Music. 
        Songs are defined as current if they are newly-released titles, or songs receiving widespread airplay and/or 
        sales activity for the first time.".center(421)
  3.times {puts}
end

#display_chart_history(song, artist, chart_history, genre) ⇒ Object 



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# File 'lib/hot_songs/cli.rb', line 49

def display_chart_history(song, artist, chart_history, genre)
  system 'clear'
  puts "#{song} - #{artist}".center(125)
  puts
  puts "*****Chart History******".center(125)
  puts 
  chart_history.each_with_index do |stat, index|
    next if index.odd?
    puts "#{stat} -- #{chart_history[index+1]}".center(125)
    puts
  end
  puts "Press enter to return to song list".center(125)
  gets.chomp
  display_songs(genre)
end

#display_menu ⇒ Object 



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# File 'lib/hot_songs/cli.rb', line 20

def display_menu
  genres.each.with_index(1) { |genre, index| puts "#{index}. #{genre}".center(125)}
  puts
  user_input  
end

#display_songs(genre) ⇒ Object 



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# File 'lib/hot_songs/cli.rb', line 35

def display_songs(genre)
  puts
  songs, artists, title, week, chart_history = HotSongs::Songs.scrape_songs_artists(genre)
  system 'clear'
  puts "Hottest #{genres[genre.to_i-1]} songs for the week of #{week}".center(125)
  puts
  songs.each.with_index(1) { |song, index| puts "#{index}. #{song} -- #{artists[index-1]}".center(125)}
  2.times {puts}
  puts "Press enter to return to genre list or enter a number to see the song's chart history".center(125)
  answer = gets.chomp
  display_chart_history(songs[answer.to_i-1], artists[answer.to_i-1], chart_history[answer.to_i-1], genre) if ('1'..songs.count.to_s).include?(answer)
  system 'clear' 
end

#main_loop ⇒ Object 



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# File 'lib/hot_songs/cli.rb', line 65

def main_loop
  about
  loop do 
    break if %w{q quit}.include?(display_menu)
  end
  system 'clear'
  puts "Goodbye!".center(125)
end

#user_input ⇒ Object 



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# File 'lib/hot_songs/cli.rb', line 26

def user_input
  begin
  print "Please pick a genre to see the week's hottest songs(1-7)('q' or quit to exit): ".center(125)
  choice = gets.chomp.downcase
  return choice if choice == 'q' || choice == 'quit'
  end until ('1'..'7').to_a.include?(choice)
  display_songs(choice)
end