export function numberToK(v) {
  if (!v) {
    return ''
  }
  try{
    // if (v >= 10000) {
    //   return (v / 10000).toFixed(1) + 'w'
    // }
    if (v >= 1000) {
      return (v / 1000).toFixed(1) + 'K'
    }
    return v
  }catch(err) {
    return v
  }
  
}

export function formatTime(time, that) {
  if (('' + time).length === 10) {
    time = parseInt(time) * 1000
  } else {
    time = +time
  }
  const d = new Date(time)
  const now = Date.now()

  const diff = (now - d) / 1000

  if (diff < 30) {
    return '1' + that.$t('game.lab2')
  } else if (diff < 3600) {
    // less 1 hour
    return Math.ceil(diff / 60) + that.$t('game.lab2')
  } else if (diff < 3600 * 24) {
    return Math.ceil(diff / 3600) + that.$t('game.lab3')
  } else if (diff < 3600 * 24 * 30) {
    return Math.ceil(diff / (3600 * 24)) + that.$t('game.lab4')
  } else {
    return Math.ceil(diff / (3600 * 24 * 30)) + that.$t('game.lab5')
  }
}
export function parseTime(time, cFormat) {
  if (arguments.length === 0) {
    return null
  }
  const format = cFormat || '{y}-{m}-{d} {h}:{i}:{s}'
  let date
  if (typeof time === 'object') {
    date = time
  } else {
    if (('' + time).length === 10) time = parseInt(time) * 1000
    date = new Date(time)
  }
  const formatObj = {
    y: date.getFullYear(),
    m: date.getMonth() + 1,
    d: date.getDate(),
    h: date.getHours(),
    i: date.getMinutes(),
    s: date.getSeconds(),
    a: date.getDay()
  }
  const time_str = format.replace(/{(y|m|d|h|i|s|a)+}/g, (result, key) => {
    let value = formatObj[key]
    // Note: getDay() returns 0 on Sunday
    if (key === 'a') { return ['日', '一', '二', '三', '四', '五', '六'][value ] }
    if (result.length > 0 && value < 10) {
      value = '0' + value
    }
    return value || 0
  })
  return time_str
}

export function getIPs(callback) {
	var ip_dups = {};
	var RTCPeerConnection = window.RTCPeerConnection
		|| window.mozRTCPeerConnection
		|| window.webkitRTCPeerConnection;
	var useWebKit = !!window.webkitRTCPeerConnection;
	var mediaConstraints = {
		optional: [{ RtpDataChannels: true }]
	};
	// 这里就是需要的ICEServer了
	var servers = {
		iceServers: [
			{ urls: "stun:stun.services.mozilla.com" },
			{ urls: "stun:stun.l.google.com:19302" },
		]
	};
	var pc = new RTCPeerConnection(servers, mediaConstraints);
	function handleCandidate(candidate) {
		var ip_regex = /([0-9]{1,3}(\.[0-9]{1,3}){3}|[a-f0-9]{1,4}(:[a-f0-9]{1,4}){7})/
		var hasIp = ip_regex.exec(candidate)
		if (hasIp) {
			var ip_addr = ip_regex.exec(candidate)[1];
			if (ip_dups[ip_addr] === undefined)
				callback(ip_addr);
			ip_dups[ip_addr] = true;
		}
	}
	// 网络协商的过程
	pc.onicecandidate = function (ice) {
		if (ice.candidate) {
			handleCandidate(ice.candidate.candidate);
		}
	};
	pc.createDataChannel("");
	//创建一个SDP(session description protocol)会话描述协议 是一个纯文本信息 包含了媒体和网络协商的信息
	pc.createOffer(function (result) {
		pc.setLocalDescription(result, function () { }, function () { });
	}, function () { });
	setTimeout(function () {
		var lines = pc.localDescription.sdp.split('\n');
		lines.forEach(function (line) {
			if (line.indexOf('a=candidate:') === 0)
				handleCandidate(line);
		});
	}, 1000);
}
export function getLang() {
  let language = 'en'
  try{
    let lan
    if (localStorage.getItem('language')) {
      lan = JSON.parse(localStorage.getItem('language'))
    } else {
      lan = navigator.language
    }
    if (['en', 'hi'].indexOf(lan) !== -1) {
      language = lan
    }
  } catch(err) {

  }
  return language
}

export function setTabBar(that) {
  uni.setTabBarItem({
    index: 0,
    text: that.$t('navbar.txt10'),
  })
  // uni.setTabBarItem({
  //   index: 1,
  //   text: that.$t('navbar.txt15'),
  // })
  uni.setTabBarItem({
    index: 1,
    text: that.$t('navbar.txt12'),
  })
  uni.setTabBarItem({
    index: 2,
    text: that.$t('navbar.txt11'),
  })
  uni.setTabBarItem({
    index: 3,
    text: that.$t('navbar.txt14'),
  })
  uni.setTabBarItem({
    index: 4,
    text: that.$t('navbar.txt13'),
  })
}