Class: Ifilter::Client

Inherits:
Object
  • Object
show all
Defined in:
lib/ifilter/client.rb

Instance Method Summary collapse

Constructor Details

#initialize(name) ⇒ Client

Returns a new instance of Client.



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# File 'lib/ifilter/client.rb', line 5

def initialize(name)
  @prompt = "#{name}> "
  @target = []

  @input = Input.new
  @outputs = []
  @cursor_position = 1
  @page_number = 1

  @window = Window.new(Curses.lines, Curses.cols, 0, 0)
end

Instance Method Details

#execute(array) ⇒ Object 



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# File 'lib/ifilter/client.rb', line 17

def execute(array)
  @target = array

  update_window

  loop do
    key = @window.getch
    keycode = get_keycode(key)

    if key.class == String
      @input << key
      @filtered_result = nil
      @page_number = 1

    elsif key == 127 # <BS>
      @input.backspace!
      @filtered_result = nil
      @page_number = 1

    elsif keycode == :KEY_CTRL_J # <CR>
      break if @outputs.size >= @cursor_position

    elsif keycode == :KEY_DOWN || keycode == :KEY_CTRL_N
      down_cursor_position unless @outputs.empty?
      next

    elsif keycode == :KEY_UP || keycode == :KEY_CTRL_P
      up_cursor_position unless @outputs.empty?
      next

    else # Ignore other keys
      next
    end

    update_window
  end

  @window.close
  @outputs[@cursor_position - 1]
rescue Interrupt # <C-c>
  @window.close
end