local component = require("component")
local event = require("event")
local term = require("term")
local modem = component.modem

local RECEIVE_PORT = 13
local BROADCAST_STATION_PORT = 17
local RAID_ID = "77e"

modem.open(RECEIVE_PORT)
modem.open(BROADCAST_STATION_PORT)

term.clear()

print("[SERVER]: Сервер запущен.")

local function handler()
    local packet = {event.pull("modem_message")}
    if packet[4] == RECEIVE_PORT then
      print("[SERVER]: Получен запрос от клиента. IP: " .. packet[3] .. ".")
      local handle = io.open("/mnt/" .. RAID_ID .. "/connection.log", "a")
      handle:write("[TA]: " .. packet[6] .. " | [TP]: " .. packet[7] .. " | [SA]: " .. packet[3] .. " | [SP]: " .. packet[8] .. " | [DATA]: " .. packet[9] .. "\n")
      handle:flush()
      handle:close()
      modem.send(packet[6], packet[7], packet[3], packet[8], packet[9])
      modem.broadcast(BROADCAST_STATION_PORT, packet[6], packet[7], packet[3], packet[8], packet[9])  
    end
    if packet[4] == BROADCAST_STATION_PORT then
      modem.send(packet[6], packet[7], packet[8], packet[9], packet[10])
    end
end

while true do
  pcall(handler)
end