[cc]xpTankViewer

local m=peripheral.wrap('top')
local col=m.setTextColor
local colB=m.setBackgroundColor
local c=colors
m.pos=m.setCursorPos

local lvl=0
local done=0
local guess=0
local maxexp=0
local exp=0
function mwri(co, stri)
  col(co)
  m.write(tostring(stri))
end

while true do
  m.clear()
  m.setTextScale(1)
  m.pos(1,1)
  term.clear()
  term.setCursorPos(1,1)

  lxp=peripheral.call('bottom','getTankInfo')[1].contents.amount
  exp=lxp/20

  print(lxp,' mB of Liquid XP')
  print()
  print('Total: ',exp,' EXP')
  mwri(c.cyan,lxp)
  mwri(c.lime,' mB       ')
  m.pos(1,2)
  mwri(c.cyan,exp)
  mwri(c.lime,' XP       ')

  lvl=0
  done=0
  repeat
    if lvl>=30 then
      guess =3.5*(lvl^2)-151.5*lvl+2220
      maxexp= 7*lvl-148
    elseif lvl>=15 then
      guess =1.5*(lvl^2)-29.5*lvl+360
      maxexp= 3*lvl-28
    else --lvl<15
      guess =17*lvl
      maxexp=17
    end

    if guess-exp>0 then
      done=1
    else
      lvl=lvl+1
    end
  until done==1
  local lowexp=maxexp-(guess-exp)
  local hundo=0
  if lowexp>0 then
    hundo=math.floor(lowexp/maxexp*100)
  end
  print('Level: ',lvl-1)
  print('EXP: ',lowexp,'/',maxexp,' (',hundo,'%)')
  m.pos(1,3)
  mwri(c.cyan,'Lvl: ')
  mwri(c.lime,lvl-1)
  m.pos(1,4)
  mwri(c.cyan,'EXP: ')
  mwri(c.lime,lowexp)
  mwri(c.cyan,'/')
  mwri(c.lime,maxexp)
  mwri(c.cyan,' (')
  mwri(c.lime,hundo)
  mwri(c.cyan,'%)')

  sizeX=m.getSize()
  for i=1,sizeX do
    m.pos(i,5)
    procent = math.floor(i/sizeX*100)
    if procent < hundo then
      colB(c.lime)
     else
      colB(c.cyan)
    end
    mwri(c.white,' ')
  end
  colB(c.black)

  sleep(2)
end