// 时间转换 几分钟 几小时 几天
tools.formatTime = function (timespan) {
  var dateTime = new Date(timespan);

  var year = dateTime.getFullYear();
  var month = dateTime.getMonth() + 1;
  var day = dateTime.getDate();
  var hour = dateTime.getHours();
  var minute = dateTime.getMinutes();
  var second = dateTime.getSeconds();
  var now = new Date();
  var now_new = Date.parse(now.toDateString());  //typescript转换写法

  var milliseconds = 0;
  var timeSpanStr;

  milliseconds = now_new - timespan;

  if (milliseconds <= 1000 * 60 * 1) {
    timeSpanStr = '刚刚';
  } else if (1000 * 60 * 1 < milliseconds && milliseconds <= 1000 * 60 * 60) {
    timeSpanStr = Math.round((milliseconds / (1000 * 60))) + '分钟前';
  } else if (1000 * 60 * 60 * 1 < milliseconds && milliseconds <= 1000 * 60 * 60 * 24) {
    timeSpanStr = Math.round(milliseconds / (1000 * 60 * 60)) + '小时前';
  } else if (1000 * 60 * 60 * 24 < milliseconds && milliseconds <= 1000 * 60 * 60 * 24 * 15) {
    timeSpanStr = Math.round(milliseconds / (1000 * 60 * 60 * 24)) + '天前';
  } else if (milliseconds > 1000 * 60 * 60 * 24 * 15 && year == now.getFullYear()) {
    timeSpanStr = month + '-' + day + ' ' + hour + ':' + minute;
  } else {
    timeSpanStr = year + '-' + month + '-' + day + ' ' + hour + ':' + minute;
  }
  return timeSpanStr;
};


//时间戳转换
tools.dateTransfer = function(stamp){
  var date = new Date(stamp*1000);//如果date为10位不需要乘1000
  var Y = date.getFullYear() + '-';
  var M = (date.getMonth()+1 < 10 ? '0'+(date.getMonth()+1) : date.getMonth()+1) + '-';
  var D = (date.getDate() < 10 ? '0' + (date.getDate()) : date.getDate()) + ' ';
  var h = (date.getHours() < 10 ? '0' + date.getHours() : date.getHours()) + ':';
  var m = (date.getMinutes() <10 ? '0' + date.getMinutes() : date.getMinutes());
  // var s = (date.getSeconds() <10 ? '0' + date.getSeconds() : date.getSeconds());
  return Y+M+D+h+m;
}