'use strict';
'require rpc';
'require form';
'require fs';
'require uci';
'require tools.widgets as widgets';

var callHostHints;

return L.view.extend({
	callHostHints: rpc.declare({
		object: 'luci-rpc',
		method: 'getHostHints',
		expect: { '': {} }
	}),

	load: function() {
		return Promise.all([
			L.resolveDefault(fs.stat('/proc/net/xt_ndpi/proto'), null),
			this.callHostHints()
		]);
	},

	render: function(testhosts) {
		var m, s, o, hosts;
		hosts = testhosts[1];

		m = new form.Map('omr-bypass', _('OMR-Bypass'),_('OpenMPTCProuter IP must be used as DNS.'));

		/*
		s = m.section(form.TypedSection, 'global', _('Global settings'));
		s.addremove = false;
		s.anonymous = true;

		o = s.option(form.Flag, 'noipv6', _('Disable IPv6 AAAA DNS results for bypassed domains'));
		o.default = o.disabled;
		o.optional = true;
		*/
		
		s = m.section(form.GridSection, 'domains', _('Domains'));
		s.addremove = true;
		s.anonymous = true;
		s.nodescriptions = true;

		o = s.option(form.Flag, 'enabled', _('Enabled'));
		o.default = o.enabled;

		o = s.option(form.Value, 'name', _('Domain'));
		o.rmempty = false;

		o = s.option(form.Flag, 'vpn', _('VPN on server'),_('Bypass using VPN configured on server.'));
		o.modalonly = true

		o = s.option(widgets.DeviceSelect, 'interface', _('Interface'),_('When none selected, MPTCP master interface is used.'));
		o.noaliases = true;
		o.noinactive = true;
		o.nocreate    = true;
		o.depends('vpn', '0');

		o = s.option(form.Value, 'note', _('Note'));
		o.rmempty = true;

		o = s.option(form.ListValue, 'family', _('Restrict to address family'));
		o.value('ipv4ipv6', _('IPv4 and IPv6'));
		o.value('ipv4', _('IPv4 only'));
		o.value('ipv6', _('IPv6 only'));
		o.default = 'ipv4ipv6';
		o.modalonly = true

		o = s.option(form.Flag, 'noipv6', _('Disable AAAA IPv6 DNS'));
		o.default = o.enabled;
		o.modalonly = true

		s = m.section(form.GridSection, 'ips', _('IPs and Networks'));
		s.addremove = true;
		s.anonymous = true;
		s.nodescriptions = true;

		o = s.option(form.Flag, 'enabled', _('Enabled'));
		o.default = o.enabled;

		o = s.option(form.Value, 'ip', _('IP'));
		o.rmempty = false;

		o = s.option(form.Flag, 'vpn', _('VPN on server'),_('Bypass using VPN configured on server.'));
		o.modalonly = true

		o = s.option(widgets.DeviceSelect, 'interface', _('Interface'),_('When none selected, MPTCP master interface is used.'));
		o.noaliases = true;
		o.noinactive = true;
		o.nocreate    = true;
		o.depends('vpn', '0');

		o = s.option(form.Value, 'note', _('Note'));
		o.rmempty = true;

		s = m.section(form.GridSection, 'dest_port', _('Ports destination'));
		s.addremove = true;
		s.anonymous = true;
		s.nodescriptions = true;

		o = s.option(form.Flag, 'enabled', _('Enabled'));
		o.default = o.enabled;

		o = s.option(form.Value, 'dport', _('port'));
		o.rmempty = false;

		o = s.option(form.ListValue, 'proto', _('protocol'));
		o.default = 'tcp';
		o.rmempty = false;
		o.value('tcp');
		o.value('udp');
		o.value('icmp');

		o = s.option(widgets.DeviceSelect, 'interface', _('Interface'),_('When none selected, MPTCP master interface is used.'));
		o.noaliases = true;
		o.noinactive = true;
		o.nocreate    = true;

		o = s.option(form.Value, 'note', _('Note'));
		o.rmempty = true;

		s = m.section(form.GridSection, 'src_port', _('Ports source'));
		s.addremove = true;
		s.anonymous = true;
		s.nodescriptions = true;

		o = s.option(form.Flag, 'enabled', _('Enabled'));
		o.default = o.enabled;

		o = s.option(form.Value, 'sport', _('port'));
		o.rmempty = false;

		o = s.option(form.ListValue, 'proto', _('protocol'));
		o.default = 'tcp';
		o.rmempty = false;
		o.value('tcp');
		o.value('udp');
		o.value('icmp');

		o = s.option(widgets.DeviceSelect, 'interface', _('Interface'),_('When none selected, MPTCP master interface is used.'));
		o.noaliases = true;
		o.noinactive = true;
		o.nocreate    = true;

		o = s.option(form.Value, 'note', _('Note'));
		o.rmempty = true;

		s = m.section(form.GridSection, 'macs', _('MAC-Address'));
		s.addremove = true;
		s.anonymous = true;
		s.nodescriptions = true;

		o = s.option(form.Flag, 'enabled', _('Enabled'));
		o.default = o.enabled;

		o = s.option(form.Value, 'mac', _('source MAC-Address'));
		o.datatype = 'list(unique(macaddr))';
		o.rmempty = false;
		Object.keys(hosts).forEach(function(mac) {
			var hint = hosts[mac].name || hosts[mac].ipv4;
			o.value(mac, hint ? '%s (%s)'.format(mac, hint) : mac);
		});

		o = s.option(widgets.DeviceSelect, 'interface', _('Interface'),_('When none selected, MPTCP master interface is used.'));
		o.noaliases = true;
		o.noinactive = true;
		o.nocreate    = true;

		o = s.option(form.Value, 'note', _('Note'));
		o.rmempty = true;

		s = m.section(form.GridSection, 'lan_ip', _('Source lan IP address or network'));
		s.addremove = true;
		s.anonymous = true;
		s.nodescriptions = true;

		o = s.option(form.Flag, 'enabled', _('Enabled'));
		o.default = o.enabled;

		o = s.option(form.Value, 'ip', _('IP Address'));
		o.datatype = 'or(ip4addr,ip6addr)';
		o.rmempty = false;
		Object.keys(hosts).forEach(function(mac) {
			if (hosts[mac].ipv4) {
				var hint = hosts[mac].name;
				o.value(hosts[mac].ipv4, hint ? '%s (%s)'.format(hosts[mac].ipv4, hint) : hosts[mac].ipv4);
			}
		});

		o = s.option(widgets.DeviceSelect, 'interface', _('Interface'),_('When none selected, MPTCP master interface is used.'));
		o.noaliases = true;
		o.noinactive = true;
		o.nocreate    = true;

		o = s.option(form.Value, 'note', _('Note'));
		o.rmempty = true;

		s = m.section(form.GridSection, 'asns', _('ASN'));
		s.addremove = true;
		s.anonymous = true;
		s.nodescriptions = true;

		o = s.option(form.Flag, 'enabled', _('Enabled'));
		o.default = o.enabled;

		o = s.option(form.Value, 'asn', _('ASN'));
		o.rmempty = false;

		o = s.option(form.Flag, 'vpn', _('VPN on server'),_('Bypass using VPN configured on server.'));
		o.modalonly = true

		o = s.option(widgets.DeviceSelect, 'interface', _('Interface'),_('When none selected, MPTCP master interface is used.'));
		o.noaliases = true;
		o.noinactive = true;
		o.nocreate    = true;
		o.depends('vpn', '0');

		o = s.option(form.Value, 'note', _('Note'));
		o.rmempty = true;

		s = m.section(form.GridSection, 'dpis', _('Protocols and services'));
		s.addremove = true;
		s.anonymous = true;
		s.nodescriptions = true;

		o = s.option(form.Flag, 'enabled', _('Enabled'));
		o.default = o.enabled;

		o = s.option(form.ListValue, 'proto', _('Protocol/Service'));
		o.rmempty = false;
		o.load = function(section_id) {
			return Promise.all([
				L.resolveDefault(fs.read_direct('/proc/net/xt_ndpi/proto'), ''),
				L.resolveDefault(fs.read_direct('/proc/net/xt_ndpi/host_proto'), ''),
				fs.read_direct('/usr/share/omr-bypass/omr-bypass-proto.lst')
			]).then(L.bind(function(filesi) {
				var proto = filesi[0].split(/\n/),
				    host = filesi[1].split(/\n/),
				    protofile = filesi[2].split(/\n/),
				    name = [];
				if (proto.length > 2) {
					for (var i = 0; i < proto.length; i++) {
						var m = proto[i].split(/\s+/);
						if (m && m[0] != "#id" && m[1] != "disabled")
						    name.push(m[2]);
					}
				}
				if (host.length > 2) {
					for (var i = 0; i < host.length; i++) {
						var m = host[i].split(/:/);
						if (m && m[0] != "#Proto")
						  name.push(m[0].toLowerCase());
					}
				}
				if (proto.length == 1 && host.length == 1) {
					for (var i = 0; i < protofile.length; i++) {
						var m = protofile[i];
						name.push(m);
					}
				}
				name = Array.from(new Set(name)).sort(function (a, b) { return a.toLowerCase().localeCompare(b.toLowerCase())}).reduce(function(a, b){ if (a.slice(-1)[0] !== b) a.push(b);return a;},[]);
				for (var i = 0; i < name.length; i++) {
					this.value(name[i]);
				}
				return this.super('load', [section_id]);
			},this));
		};

		o = s.option(form.Flag, 'vpn', _('VPN on server'),_('Bypass using VPN configured on server.'));
		o.modalonly = true

		o = s.option(widgets.DeviceSelect, 'interface', _('Interface'),_('When none selected, MPTCP master interface is used (or an other interface if master is down).'));
		o.noaliases = true;
		o.noinactive = true;
		o.nocreate    = true;
		o.depends('vpn', '0');

		o = s.option(form.Value, 'note', _('Note'));
		o.rmempty = true;

		o = s.option(form.ListValue, 'family', _('Restrict to address family'));
		o.value('ipv4ipv6', _('IPv4 and IPv6'));
		o.value('ipv4', _('IPv4 only'));
		o.value('ipv6', _('IPv6 only'));
		o.default = 'ipv4ipv6';
		o.modalonly = true

		o = s.option(form.Flag, 'noipv6', _('Disable AAAA IPv6 DNS'));
		o.default = o.enabled;
		o.modalonly = true

		if (testhosts[0]) {
			o = s.option(form.Flag, 'ndpi', _('Enable ndpi'));
			o.default = o.enabled;
			o.modalonly = true
			o.depends('vpn', '0');
		}

		return m.render();
	}
});