Crafty Turtle - Create Plantball

function LoadTrees()
  total=0
  for i=1,3 do
    turtle.select(i)
    if turtle.getItemCount(i) == 0 then
       turtle.suckDown()
    end
    if turtle.getItemCount(i) > 1 then
      turtle.dropDown(turtle.getItemCount(i)-1)
    end
    total=total+turtle.getItemCount(i)
  end
  turtle.select(5)
  if turtle.getItemCount(5) == 0 then
     turtle.suckDown()
  end
  if turtle.getItemCount(5) > 1 then
    turtle.dropDown(turtle.getItemCount(5)-1)
  end
  total=total+turtle.getItemCount(5)
  turtle.select(7)
  if turtle.getItemCount(7) == 0 then
     turtle.suckDown()
  end
  if turtle.getItemCount(7) > 1 then
    turtle.dropDown(turtle.getItemCount(7)-1)
  end
  total=total+turtle.getItemCount(7)
  for i=9,11 do
    turtle.select(i)
    if turtle.getItemCount(i) == 0 then
       turtle.suckDown()
    end
    if turtle.getItemCount(i) > 1 then
      turtle.dropDown(turtle.getItemCount(i)-1)
    end
    total=total+turtle.getItemCount(i)
  end
  turtle.select(6)
  turtle.dropDown()
  return total
end

function checkslots()
  checktotal=0
  for i=1,16 do
    turtle.select(i)
    if turtle.getItemCount(i) > 1 then
      turtle.dropDown(turtle.getItemCount(i)-1)
    end
    if turtle.getItemCount(i) == 1 then
      checktotal=checktotal+1
    end
  end
  if checktotal == 8 then
    return true
  end
  return false
end

while true do
  loaded = LoadTrees()
  --craftready = checkslots()
  if loaded == 8 then
    print('Crafting Plantball')
    turtle.select(1)
    if turtle.craft() then
        print('Dropping Plantball')
        turtle.select(1)
        turtle.dropUp()
    end
  else
    print('Not enough trees loaded')
  end
end