battery_text_status.rb

#!/usr/bin/env ruby

class RightTSnitch

  # change me
  def render
    "#{bloody}   #{power}#{battery} (~#{@percents}%)"
  end

  def initialize
    # some parse pmset output
    data = `/usr/bin/pmset -g batt |grep ';'`.split(';').map(&:strip)
    @percents, @state, @time = [data[0].split("\t")[-1].to_i, data[1], data[2]]
  end

  private
  #
  # [T]ext Drawing Methods
  # ----------------------
    def battery
      "#{'█'*cells_count}#{'░'*(5-cells_count)}∎"
      # => '███░░∎'
    end

    def bloody
      '💉' if cells_count == 0
    end

    def power
      case @state
        when 'AC attached', 'charged' then '⚡ '
        when 'charging' then '⚡⚍'
        else '  '
      end
    end

  private
  #
  # helpers
  # -------
    def cells_count
      (@percents*0.05).round
    end

end

puts RightTSnitch.new.render

description.md

Battery Text Status

---

• supports osx(:any, tested: "10.10.3 Yosemite")
• pmset based small snitch
• font in screenshots and photos - Meslo LG S Regular for Powerline

---

install (download and run)

 $ wget https://gist.githubusercontent.com/sletix/dbc8f7e456f384a2beb5/raw -O ~/.battery_percent
 $ chmod +x ~/.battery_percent
 $ ~/.battery_percent
 █████∎ (~100%)

using battery-info in tmux

• add simple line in tmux.conf: set-option -g status-right "#(~/.battery_percent)"
• or use this lines which include time and colors:

set-option -g status-right " #(~/.battery_percent) ::  (utc#(ruby -e \"puts Time.now.utc.to_s[11..12]\")) #(date '+%H:%M')"
set -g status-fg colour10
set -g status-bg colour7

• reload tmux config Ctrl+B(tmux prefix) + :source-file ~/path/to/.tmux.conf

---

Cool!