-- packet
-- {"dest" = serverID, "route" = {1,1,1,1}, "msg" = "Message"}


local route = {}
local nextServ = 0
local hops = 9999

rednet.open("right")


function findroute()

    local routeMsg = {}
    routeMsg["requestRoute"] = true
    routeMsg["server"] = true

    local msg = textutils.seriaslise(routeMsg)

    rednet.broadcast(msg)
    --Resp
    -- {"hops" = 1,"server" = true/false, "route" = {}}
    for i=1,10 do

        senderID,message = rednet.receive()

        if message then

            local resp = textutils.unseralise(message)

            if resp then

                if resp["hops"] and resp["server"] and resp["relay"] and resp["route"] then
                    print("network Response")
                    if resp["serer"] == true then
                        if resp["hops"] < hops then
                            print("new route detected")
                            route = resp["route"]
                            table.insert(route,os.getComputerID())
                            hops = resp["hops"]
                            nextServ = senderID
                        end
                    end
                end
            end
        end
    end
    print("Route: ")
    print("Hops: "..hops)

end

findroute()



while true do


    senderID,message = rednet.receive()


    if message then
       local messageArr = textutils.unseralise(message)

        if messageArr then
            --Check message formats for cmd
            if messageArr["requestRoute"] then
                local resp = {}
                resp["hops"] = hops
                resp["route"] = route
                resp["relay"] = true
                resp["sever"] = false
                local ms = textutils.seriaslise(resp)
                rednet.send(senderID,ms)
            end

        end
    end


end