conky-config/drawing/FileSystem.lua

local M = {}

local Patterns      = require 'Patterns'
local Line 			= require 'Line'
local TextColumn	= require 'TextColumn'
local CompoundBar	= require 'CompoundBar'
local Util			= require 'Util'
local Common		= require 'Common'

local _FS_PATHS_ = {'/', '/boot', '/home', '/mnt/data', '/mnt/dcache', "/tmp"}
local _MODULE_Y_ = 170
local _SPACING_ = 20
local _BAR_PAD_ = 100
local _SEPARATOR_SPACING_ = 20

local FS_NUM = #_FS_PATHS_

local header = Common.Header(
	_G_INIT_DATA_.RIGHT_X,
	_MODULE_Y_,
	_G_INIT_DATA_.SECTION_WIDTH,
	'FILE SYSTEMS'
)

local conky_used_perc = {}

for i, v in pairs(_FS_PATHS_) do
	conky_used_perc[i] = '${fs_used_perc '..v..'}'
end

local smart = Common.initTextRow(
   _G_INIT_DATA_.RIGHT_X,
   header.bottom_y,
   _G_INIT_DATA_.SECTION_WIDTH,
   'SMART Daemon'
)

local _SEP_Y_ = header.bottom_y + _SEPARATOR_SPACING_

local separator = Common.initSeparator(
   _G_INIT_DATA_.RIGHT_X,
   _SEP_Y_,
   _G_INIT_DATA_.SECTION_WIDTH
)

local _BAR_Y_ = _SEP_Y_ + _SEPARATOR_SPACING_

local bars = _G_Widget_.CompoundBar{
	x 				= _G_INIT_DATA_.RIGHT_X + _BAR_PAD_,
	y 				= _BAR_Y_,
	length 			= _G_INIT_DATA_.SECTION_WIDTH - _BAR_PAD_,
	spacing 		= _SPACING_,
	num_bars 		= FS_NUM,
    -- thickness       = 12,
	critical_limit	= 0.8,
    indicator_pattern = Patterns.INDICATOR_FG_PRIMARY,
    critical_pattern = Patterns.INDICATOR_FG_CRITICAL,
    line_pattern = Patterns.INDICATOR_BG,
}

local labels = _G_Widget_.TextColumn{
	x 		= _G_INIT_DATA_.RIGHT_X,
	y 		= _BAR_Y_,
	spacing = _SPACING_,
    text_color = _G_Patterns_.INACTIVE_TEXT_FG,
    font_spec = Common.normal_font_spec,
	'root',
	'boot',
	'home',
	'data',
	'dcache',
	'tmpfs',
}

_SPACING_ = nil
_BAR_PAD_ = nil
_FS_PATHS_ = nil
_SEPARATOR_SPACING_ = nil
_BAR_Y_ = nil
_SEPARATOR_SPACING_ = nil
_SEP_Y_ = nil

local update = function(cr)
   local smart_pid = Util.execute_cmd('pidof smartd', nil, '*n')
   Common.text_row_set(smart, cr, (smart_pid == '') and 'Error' or 'Running')

   for i = 1, FS_NUM do
      local percent = Util.conky_numeric(conky_used_perc[i])
      CompoundBar.set(bars, i, percent * 0.01)
   end
end

M.draw_static = function(cr)
   Common.drawHeader(cr, header)

   Common.text_row_draw_static(smart, cr)
   Line.draw(separator, cr)

   TextColumn.draw(labels, cr)
   CompoundBar.draw_static(bars, cr)
end

M.draw_dynamic = function(cr, trigger)
   if trigger == 0 then update(cr) end

   Common.text_row_draw_dynamic(smart, cr)

   CompoundBar.draw_dynamic(bars, cr)
end

return M