Better than ever

tardisOSV1.lua

--By LotuxPunk
--Variables
local y = 0

--Screen stuff
function resetScreen()
    term.clear()
    term.setTextColor(colors.cyan)
    y = 0
end
--Peripheral
local t = peripheral.wrap("left")

--functions
function ableToFly()
    return t.canFly() and t.getFuel() > 0.8 and t.getHull() == 1
end

function nextLine()
    y = y + 1
    term.setCursorPos(1,y)
end

function show(message)
    nextLine()
    term.write(message)
end

resetScreen()
while true do
    show("# of waypoint")
    nextLine()
    local index = io.read()
    index = tonumber(index)
    local x, y, z, dim = t.getWaypoint(index - 1)
    t.setTardisDestination(x,y,z,dim)
    t.setDoors(false)
    local able = ableToFly()
    if not able then
        show("Not enough fuel or hull, recharging and reparing...")
        t.setFueling(true)
        t.setRepairing(true)
        while (not able) do
            sleep(5)
        end
    end
    t.startFlight()
    local travelTime = t.getTravelTime()
    show(travelTime.."s")
    sleep(travelTime + 2)
    while t.isInFlight() do
        sleep(5)
    end
    t.setFueling(true)
    show("Landed")
    sleep(10)
    resetScreen()
end