Class: Coinpare::Commands::Coins

Inherits:
Coinpare::Command show all
Defined in:
lib/coinpare/commands/coins.rb

Constant Summary

Constants inherited from Coinpare::Command

Coinpare::Command::DEFAULT_INTERVAL, Coinpare::Command::SYMBOLS

Instance Method Summary collapse

Methods inherited from Coinpare::Command

#add_color, #banner, #config, #cursor, #editor, #number_to_currency, #percent, #percent_change, #pick_arrow, #pick_color, #precision, #round_to, #screen, #shorten_currency, #timestamp

Constructor Details

#initialize(names, options) ⇒ Coins

Returns a new instance of Coins.



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# File 'lib/coinpare/commands/coins.rb', line 15

def initialize(names, options)
  @names = names
  @options = options
  @pastel = Pastel.new
  @timers = Timers::Group.new
  @spinner = TTY::Spinner.new(":spinner Fetching data...",
                              format: :dots, clear: true)
end

Instance Method Details

#execute(output: $stdout) ⇒ Object 



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# File 'lib/coinpare/commands/coins.rb', line 24

def execute(output: $stdout)
  pager = TTY::Pager.new(output: output)
  @spinner.auto_spin

  if @options["watch"]
    output.print cursor.hide
    interval = @options["watch"].to_f > 0 ? @options["watch"].to_f : DEFAULT_INTERVAL
    @timers.now_and_every(interval) { display_coins(output, pager) }
    loop { @timers.wait }
  else
    display_coins(output, pager)
  end
ensure
  @spinner.stop
  if @options["watch"]
    @timers.cancel
    output.print cursor.clear_screen_down
    output.print cursor.show
  end
end