--
-- (C) 2013-26 - ntop.org
--

dirs = ntop.getDirs()
package.path = dirs.installdir .. "/scripts/lua/modules/?.lua;" .. package.path

if ntop.isPro and ntop.isPro() then
	package.path = dirs.installdir .. "/pro/scripts/lua/modules/?.lua;" .. package.path
	local snmp_utils = require("snmp_utils")
end

require("lua_utils")
local graph_utils = require("graph_utils")
local flowfilter_utils = require("flowfilter_utils")
local page_utils = require("page_utils")
local template_utils = require("template_utils")
local auth = require("auth")

local network_id = _GET["network"]
local network_name = _GET["network_cidr"]
local page = _GET["page"]
local subnet2 = _GET["subnet_2"]

local network_behavior_update_freq = 300 -- Seconds

local ifstats = interface.getStats()
local ifId = ifstats.id

if not isEmptyString(network_name) then
	network_id = ntop.getNetworkIdByName(network_name)
else
	network_name = ntop.getNetworkNameById(tonumber(network_id))
end

local custom_name = getLocalNetworkAlias(network_name)

local network_vlan = tonumber(_GET["vlan"])
if network_vlan == nil then
	network_vlan = 0
end

sendHTTPContentTypeHeader("text/html")

page_utils.print_header_and_set_active_menu_entry(page_utils.menu_entries.networks)

dofile(dirs.installdir .. "/scripts/lua/inc/menu.lua")

if network_id == nil then
	print(
		"<div class=\"alert alert alert-danger\"><i class='fas fa-exclamation-triangle fa-lg fa-ntopng-warning'></i> "
			.. i18n("network_details.network_parameter_missing_message")
			.. "</div>"
	)
	dofile(dirs.installdir .. "/scripts/lua/inc/footer.lua")
	return
end

--[[
Create Menu Bar with buttons
--]]
local http_prefix = ntop.getHttpPrefix()
local nav_url = http_prefix .. "/lua/network_details.lua?network=" .. tonumber(network_id)
local title = i18n("network_details.network") .. ": " .. custom_name

page_utils.print_navbar(title, nav_url, {
	{
		active = page == "overview" or not page,
		page_name = "overview",
		label = '<i class="fas fa-lg fa-home"></i>',
	},
	{
		active = page == "historical" or not page,
		page_name = "historical",
		label = "<i class='fas fa-lg fa-chart-area'></i>",
	},
	{
		hidden = not areAlertsEnabled() or not auth.has_capability(auth.capabilities.alerts),
		active = page == "alerts",
		page_name = "alerts",
		url = http_prefix
			.. "/lua/alert_stats.lua?&page=network&network_name="
			.. network_name
			.. flowfilter_utils.SEPARATOR
			.. "eq",
		label = '<i class="fas fa-exclamation-triangle fa-lg"></i>',
	},
	{
		hidden = not hasTrafficReport(),
		active = page == "traffic_report",
		page_name = "traffic_report",
		label = "<i class='fas fa-file-alt report-icon'></i>",
	},
	{
		hidden = not network_id or not isAdministrator(),
		active = page == "config",
		page_name = "config",
		label = '<i class="fas fa-cog fa-lg"></i>',
	},
})

--[[
Selectively render information pages
--]]
if page == "historical" then
	local source_value_object = { subnet = network_name, ifid = interface.getId() }
	graph_utils.drawNewGraphs(source_value_object)
elseif page == "overview" then
	local json = require("dkjson")
	local vlans = interface.getVLANsList()
	local json_context = json.encode({
		ifid = interface.getId(),
		has_vlans = (vlans ~= nil),
		csrf = ntop.getRandomCSRFValue(),
		isNedge = ntop.isnEdge and ntop.isnEdge(),
	})
	template_utils.render("pages/vue_page.template", { vue_page_name = "PageHostsListNetworksWrapper", page_context = json_context })
elseif page == "traffic_report" then
	package.path = dirs.installdir .. "/pro/scripts/lua/enterprise/?.lua;" .. package.path
	local traffic_report = require("traffic_report")

	traffic_report.generate_traffic_report()
end

dofile(dirs.installdir .. "/scripts/lua/inc/footer.lua")