rednet.open("back")

-- Try and fetch the previous status --
if fs.exists("OnlineStatus") then
    StatusReader= fs.open("OnlineStatus", "r")
    Status = StatusReader.readAll()

    if Status == "Off" then
        rs.setOutput("top", true)
    elseif Status == "On" then
        rs.setOutput("top", false)
    end

    StatusReader.close()
end

--Try and fetch the previous current mob --
if fs.exists("OnlineStatus") then
    MobReader = fs.open("CurrentMob", "r")
    Mob = MobReader.readAll()

    if Mob == "Off" then
        rs.setOutput("top", true)
    elseif Mob == "On" then
        rs.setOutput("top", false)
    end

    StatusReader.close()
end

function getCurrentMob(Mob)
    print("get current mob")
end

function SwitchMob(slot)
  u()
  turtle.suckUp()
  turtle.select(slot)
  turtle.dropUp()
end

function RemoveMob()
    turtle.suckUp()
end

function handleMessage(Message)
    if(Message == 1) then SwitchMob(1)
    elseif(Message == 2) then SwitchMob(2)
    elseif(Message == 3) then SwitchMob(3)
    elseif(Message == 4) then SwitchMob(4)
    elseif(Message == 5) then SwitchMob(5)
    elseif(Message == 6) then SwitchMob(6)
    elseif(Message == 7) then SwitchMob(7)
    elseif(Message == 8) then SwitchMob(8)
    elseif(Message == 9) then SwitchMob(9)
    elseif(Message == 10) then SwitchMob(10)
    elseif(Message == "Stop") then RemoveMob()
    elseif Message == "off" then
            rs.setOutput("top", true)
            shell.run("delete status")
            ab = fs.open("status", "w")
            ab.write("off")
            ab.close()
    elseif Message == "on" then
            rs.setOutput("top", false)
            shell.run("delete status")
            ab = fs.open("status", "w")
            ab.write("on")
            ab.close()
        end
end

repeat
    computerID, Message = rednet.receive()
    handleMessage(Message)
until Message = "ExitProgram"