Class: Gloo::App::Platform

Inherits:
Object
  • Object
show all
Defined in:
lib/gloo/app/platform.rb

Constant Summary collapse

DEFAULT_TMP_FILE = 
'tmp.txt'.freeze

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ Platform

Set up Platform.



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# File 'lib/gloo/app/platform.rb', line 29

def initialize
  @prompt = TTY::Prompt.new
end

Instance Attribute Details

#prompt ⇒ Object (readonly)

Returns the value of attribute prompt.



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# File 'lib/gloo/app/platform.rb', line 24

def prompt
  @prompt
end

Instance Method Details

#clear_screen ⇒ Object

Clear the screen.



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# File 'lib/gloo/app/platform.rb', line 60

def clear_screen
  @cursor ||= TTY::Cursor
  print @cursor.clear_screen
  print @cursor.move_to( 0, 0 )
end

#cols ⇒ Object

Get the number of horizontal columns on screen.



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# File 'lib/gloo/app/platform.rb', line 139

def cols
  TTY::Screen.cols
end

#edit(initial_value) ⇒ Object

Edit some temporary text and return the edited text.



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# File 'lib/gloo/app/platform.rb', line 69

def edit initial_value
  tmp = File.join( $settings.tmp_path, DEFAULT_TMP_FILE )
  File.open( tmp, 'w' ) { |file| file.write( initial_value ) }
  TTY::Editor.open( tmp )
  return File.read( tmp )
end

#getColorizedString(str, color) ⇒ Object

Get colorized string.



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# File 'lib/gloo/app/platform.rb', line 90

def getColorizedString( str, color )
  colorized = ColorizedString[ str.to_s ].colorize( color )
  return colorized.to_s
end

#getFileMech(engine) ⇒ Object

Get the file mechanism for this platform.



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# File 'lib/gloo/app/platform.rb', line 79

def getFileMech( engine )
  return Gloo::Persist::DiscMech.new( engine )
end

#lines ⇒ Object 

Sceen helpers

Get the number of vertical lines on screen.



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# File 'lib/gloo/app/platform.rb', line 132

def lines
  TTY::Screen.rows
end

#prompt_cmd ⇒ Object

Prompt for the next command.



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# File 'lib/gloo/app/platform.rb', line 53

def prompt_cmd
  return @prompt.ask( default_prompt )
end

#show(msg, md = false, page = false) ⇒ Object

Show a message.



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# File 'lib/gloo/app/platform.rb', line 36

def show( msg, md=false, page=false )
  if md
    msg = TTY::Markdown.parse msg
  end

  if page
    # pager = TTY::Pager::SystemPager.new command: 'less -R'
    pager = TTY::Pager.new
    pager.page( msg )
  else
    puts msg
  end
end

#show_table(headers, data, title = nil) ⇒ Object

Show the given table data.



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# File 'lib/gloo/app/platform.rb', line 102

def show_table( headers, data, title = nil )
  pastel = ::Pastel.new
  if headers
    table = TTY::Table.new headers, data
  else
    table = TTY::Table.new rows: data
  end
  pad = [ 0, 1, 0, 1 ]
  rendered = table.render( :ascii, indent: 2, padding: pad ) do |r|
    r.border.style = :blue
    r.filter = proc do |val, row_index, _col_index|
      # col_index % 2 == 1 ? pastel.red.on_green(val) : val
      if headers && row_index.zero?
        pastel.blue( val )
      else
        row_index.odd? ? pastel.white( val ) : pastel.yellow( val )
      end
    end
  end
  puts
  puts "#{title.white}" if title
  puts "#{rendered}\n\n"
end