server

modem = peripheral.wrap("top")
modem.open(1)
res = -1

function maint()
    if res == 0 then
        print("MAINT")
        redstone.setBundledOutput("right", 16384)
        res = -1
    else
        print("Basement 1")
        redstone.setBundledOutput("right", 0)
        res = -1
    end
end

function fll1()
    if res == 0 then
        print("Lobby")
        redstone.setBundledOutput("right", 32)
        res = -1
    else
        print("FLOOR1")
        redstone.setBundledOutput("right", 8192)
        res = -1
    end
end

function fl23()
    if res == 0 then
        print("FLOOR2")
        redstone.setBundledOutput("right", 1)
        res = -1
    else
        print("FLOOR3")
        redstone.setBundledOutput("right", 8)
        res = -1
    end
end

function fl45()
    if res == 0 then
        print("FLOOR4")
        redstone.setBundledOutput("right", 4)
        res = -1
    else
        print("FLOOR5")
        redstone.setBundledOutput("right", 16)
        res = -1
    end
end

while true do
    event, side, frequency, replyFrequency, message, distance = os.pullEvent("modem_message")

        if message == "b1" then
            res = 1
            maint()
        end

        if message == "maint" then
            res = 0
            maint()
        end

        if message == "lobby" then
            res = 0
            fll1()
        end

        if message == "one" then
            res = 1
            fll1()
        end

        if message == "two" then
            res = 0
            fl23()
        end

        if message == "three" then
            res = 1
            fl23()
        end

        if message == "four" then
            res = 0
            fl45()
        end

        if message == "five" then
            res = 1
            fl45()
        end
end