.commands

--os.pullEvent = os.pullEventRaw

local w,h = term.getSize()

function printCentered( y,s )
   local x = math.floor((w - string.len(s)) / 2)
   term.setCursorPos(x,y)
   term.clearLine()
   term.write( s )
end

local nOption = 1

local function drawMenu()
   term.clear()
   term.setCursorPos(1,1)
   term.write("FoxOS by FoxWorn3365 | 2020")
term.setCursorPos(1,2)
shell.run("id")

   term.setCursorPos(w-11,1)
   if nOption == 1 then
   term.write("Indietro")
elseif nOption == 2 then
   term.write("LUA")
elseif nOption == 3 then
   term.write("Monitors")
elseif nOption == 4 then
   term.write("MKDir")
elseif nOption == 5 then
   term.write("Copia")
elseif nOption == 6 then
   term.write("Sposta")
elseif nOption == 7 then
   term.write("Elimina")
elseif nOption == 8 then
   term.write("Help")
else
end

end

--GUI
term.clear()
local function drawFrontend()
   printCentered( math.floor(h/2) - 3, "")
   printCentered( math.floor(h/2) - 2, "Menu Principale" )
   printCentered( math.floor(h/2) - 1, "")
   printCentered( math.floor(h/2) + 0, ((nOption == 1) and "[ Menu Principale ]") or "Menu Principale" )
   printCentered( math.floor(h/2) + 1, ((nOption == 2) and "[ Interfaccia LUA ]") or "Interfaccia LUA" )
   printCentered( math.floor(h/2) + 2, ((nOption == 3) and "[ Monitors ]") or "Monitors" )
   printCentered( math.floor(h/2) + 3, ((nOption == 4) and "[ MKDir ]") or "MKDir" )
   printCentered( math.floor(h/2) + 4, ((nOption == 5) and "[ Copia ]") or "Copia" )
   printCentered( math.floor(h/2) + 5, ((nOption == 6) and "[ Sposta ]") or "Sposta" )
   printCentered( math.floor(h/2) + 6, ((nOption == 7) and "[ Cancella ]") or "Cancella" )
   printCentered( math.floor(h/2) + 7, ((nOption == 8) and "[ Aiuto Comandi ]") or "Aiuto Comandi" )
end

--Display
drawMenu()
drawFrontend()

while true do
 sleep(0.1)
 local e,p = os.pullEvent()
 if e == "key" then
  local key = p
  if key == 17 or key == 200 then
  print("")
   if nOption > 1 then
    nOption = nOption - 1
    drawMenu()
    drawFrontend()
   end
  elseif key == 31 or key == 208 then
  if nOption < 8 then
  nOption = nOption + 1
  drawMenu()
  drawFrontend()
end
elseif key == 28 then
    --End should not be here!!
break
end --End should be here!!
end
end
term.clear()

--Conditions
if nOption  == 1 then
shell.run(".FoxOS/.menu")
elseif nOption == 2 then
shell.run(".FoxOS/.lua")
elseif nOption == 3 then
shell.run(".FoxOS/.monitors")
elseif nOption == 4 then
shell.run(".FoxOS/.mkdir")
elseif nOption == 5 then
shell.run(".FoxOS/.copy")
elseif nOption == 6 then
shell.run(".FoxOS/.move")
elseif nOption == 7 then
shell.run(".FoxOS/.rm")
elseif nOption == 8 then
shell.run(".FoxOS/.ie")
else
shell.run(".FoxOS/.what")
end