Backrooms Code Server

local socket = require "socket"

function generateCode()
    local request = http.get(
        "https://www.random.org/integers/?num=4&min=0&max=9&col=1&base=10&format=plain&rnd=new"
    )

    local text = request.readAll()

    return string.gsub(text, "\n", "")
end

local codes = {
    pool_door = generateCode()
}
print(textutils.serializeJSON(codes))

function response(id, protocol, table)
    local location = table["location"]
    return codes[location]
end

while true do
    print("Listening on port " .. os.computerID())

    local id, protocol, table = socket.receive()
    print(string.format("id=%s protocol=%s table=%s", id, protocol, table))
    local response = response(id, protocol, table)

    local data = {success = false, error = "bad request"}
    if response ~= nil then
        data = {success = true, code = response}
    end

    print(data)
    socket.send(id, "code", data)
end

print("Server stopped")