Module: NewsScraper::CLI

Extended by:
CLI
Included in:
CLI
Defined in:
lib/news_scraper/cli.rb

Constant Summary collapse

DEFAULT_COLOR = 
"\x1b[36m".freeze

Instance Method Summary collapse

Instance Method Details

#confirm(msg, color: DEFAULT_COLOR) ⇒ Object 



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# File 'lib/news_scraper/cli.rb', line 19

def confirm(msg, color: DEFAULT_COLOR)
  print "#{color}┃\x1b[0m #{msg} (y/n) "
  $stdin.gets.chomp =~ /[Yy]/
end

#get_input(msg = nil) ⇒ Object 



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# File 'lib/news_scraper/cli.rb', line 24

def get_input(msg = nil)
  log(msg) if msg
  Readline.completion_append_character = " "
  Readline.completion_proc = nil
  result = begin
    Readline.readline("\x1b[34m┃ > \x1b[33m", true)
  rescue Interrupt
    nil
  end
  print "\e[0m" # reset colour
  result
end

#log(message, color: DEFAULT_COLOR) ⇒ Object 



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

def log(message, color: DEFAULT_COLOR)
  $stdout.puts "#{color}┃\x1b[0m " + message
end

#log_lines(message, color: DEFAULT_COLOR) ⇒ Object 



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# File 'lib/news_scraper/cli.rb', line 13

def log_lines(message, color: DEFAULT_COLOR)
  message.split("\n").each do |line|
    log(line, color: color)
  end
end

#prompt_with_options(question, options) ⇒ Object 



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# File 'lib/news_scraper/cli.rb', line 37

def prompt_with_options(question, options)
  log(question)
  log("Your options are:")
  options.each.with_index(1) do |v, idx|
    log("#{idx}) #{v}")
  end
  log("Choose a number between 1 and #{options.length}")

  Readline.completion_append_character = " "
  Readline.completion_proc = nil

  buf = -1
  available = (1..options.length).to_a
  until available.include?(buf.to_i)
    buf = begin
      Readline.readline("\x1b[34m┃ > \x1b[33m", true)
    rescue Interrupt
      nil
    end

    if buf.nil?
      STDERR.puts
      next
    end

    buf = buf.chomp
    buf = -1 if buf.empty?
    buf = -1 if buf.to_i.to_s != buf
  end

  print "\e[0m" # reset colour
  options[buf.to_i - 1]
end

#put_footer(color: DEFAULT_COLOR) ⇒ Object 



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# File 'lib/news_scraper/cli.rb', line 77

def put_footer(color: DEFAULT_COLOR)
  put_edge(color, "┗", "")
end

#put_header(text = "", color: DEFAULT_COLOR) ⇒ Object

Fancy Headers and Footers



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# File 'lib/news_scraper/cli.rb', line 73

def put_header(text = "", color: DEFAULT_COLOR)
  put_edge(color, "┏━━ ", text)
end