var formatNumber = function(n){
  n = n.toString()
  return n[1] ? n : '0' + n
}

var regYear = getRegExp("(y+)", "i");

var orderStatus = function(status){
// 0->待付款；1->待发货；2->已发货；3->已完成；4->已关闭；5->无效订单
    if(status==5){
     return '取消待审';
    }else if(status==0){
         return '待上门';
    }else if(status==1){
          return '待揽收';
    }else if(status==2){
           return '待支付';
    }else if(status==3){
          return '待评价';
    }else if(status==4){
          return '已取消';
    }
    else if (status == 8) {
      return '已完成';
    }
}

var redPacketStatus = function(status){
// // 1随机红包 2等额红包
    if(status==1){
     return '随机红包';
    }else if(status==2){
         return '等额红包';
    }
}
var dateFormat = function(timestamp,format){
  if (!format) {
    format = "yyyy-MM-dd hh:mm:ss";
  }
  if(timestamp == undefined|| timestamp ==null){
    return "";
  }
  timestamp = parseInt(timestamp);
  var realDate = getDate(timestamp);
  function timeFormat(num) {
    return num < 10 ? '0' + num : num;
  }
  var date = [
    ["M+", timeFormat(realDate.getMonth() + 1)],
    ["d+", timeFormat(realDate.getDate())],
    ["h+", timeFormat(realDate.getHours())],
    ["m+", timeFormat(realDate.getMinutes())],
    ["s+", timeFormat(realDate.getSeconds())],
    ["q+", Math.floor((realDate.getMonth() + 3) / 3)],
    ["S+", realDate.getMilliseconds()],
  ];
  var reg1 = regYear.exec(format);
  // console.log(reg1[0]);
  if (reg1) {

    format = format.replace(reg1[1], (realDate.getFullYear() + '').substring(4 - reg1[1].length));
  }
  for (var i=0;i<date.length;i++) {
    var k = date[i][0];
    var v = date[i][1];

    var reg2 = getRegExp("(" + k + ")").exec(format);
    if (reg2) {
      format = format.replace(reg2[1], reg2[1].length == 1
        ? v : ("00" + v).substring(("" + v).length));
    }
  }
  return format;
}


module.exports = {
  dateFormat: dateFormat,
  orderStatus:orderStatus,
  redPacketStatus:redPacketStatus
};