//@ts-check
const ip = require('../../core/ip')
const fs = require('fs')
const { exit } = require('process')

function usage() {
    console.log('invalid syntax')
    console.log('ifup [interface name]')
}

if ( process.argv.length !== 4 ){
    usage()
    exit(1)
}

if ( !fs.existsSync('/sys/class/net/' + process.argv[3]) ) {
    console.log("Interface not found")
    exit(1)
}


let flagsStr = ''
let flags = ip.getFlags(process.argv[3])

if(flags & ip.flags.IFF_ALLMULTI) {
    flagsStr += 'IFF_ALLMULTI\n'
}
if(flags & ip.flags.IFF_AUTOMEDIA) {
    flagsStr += 'IFF_AUTOMEDIA\n'
}
if(flags & ip.flags.IFF_BROADCAST) {
    flagsStr += 'IFF_BROADCAST\n'
}
if(flags & ip.flags.IFF_DEBUG) {
    flagsStr += 'IFF_DEBUG\n'
}
if(flags & ip.flags.IFF_DYNAMIC) {
    flagsStr += 'IFF_DYNAMIC\n'
}
if(flags & ip.flags.IFF_LOOPBACK) {
    flagsStr += 'IFF_LOOPBACK\n'
}
if(flags & ip.flags.IFF_MASTER) {
    flagsStr += 'IFF_MASTER\n'
}
if(flags & ip.flags.IFF_MULTICAST) {
    flagsStr += 'IFF_MULTICAST\n'
}
if(flags & ip.flags.IFF_NOARP) {
    flagsStr += 'IFF_NOARP\n'
}
if(flags & ip.flags.IFF_NOTRAILERS) {
    flagsStr += 'IFF_NOTRAILERS\n'
}
if(flags & ip.flags.IFF_POINTOPOINT) {
    flagsStr += 'IFF_POINTOPOINT\n'
}
if(flags & ip.flags.IFF_PORTSEL) {
    flagsStr += 'IFF_PORTSEL\n'
}
if(flags & ip.flags.IFF_PROMISC) {
    flagsStr += 'IFF_PROMISC\n'
}
if(flags & ip.flags.IFF_RUNNING) {
    flagsStr += 'IFF_RUNNING\n'
}
if(flags & ip.flags.IFF_SLAVE) {
    flagsStr += 'IFF_SLAVE\n'
}
if(flags & ip.flags.IFF_UP) {
    flagsStr += 'IFF_SLAVE\n'
}
console.log(flagsStr)