工具类修改，使用utils下的index文件 — review by 李其昌

 import MessageService from '../MessageService.js'
 import MessageService from '../MessageService.js'
-import util from '../../../utils/util.js'
+import { formatTimeByDefined } from '../../../utils'
 
 
 Page({
 Page({
 
 
@@ -94,7 +94,7 @@ Page({
         if (data && data.code == 200 && data.data.list) {
         if (data && data.code == 200 && data.data.list) {
           let msgList = data.data.list;
           let msgList = data.data.list;
           const list = msgList.map(item => {
           const list = msgList.map(item => {
-            let createTime = util.formatTimeByDefined(item.createTime, 'Y.M.D h:m:s');
+            let createTime = formatTimeByDefined(item.createTime, 'Y.M.D h:m:s');
             item.createTime = createTime;
             item.createTime = createTime;
             return item;
             return item;
           })
           })

 import MessageService from '../MessageService.js'
 import MessageService from '../MessageService.js'
-import util from '../../../utils/util.js'
+import { formatTimeByDefined } from '../../../utils'
 
 
 Page({
 Page({
 
 
@@ -62,7 +62,7 @@ Page({
         if (data && data.code == 200 && data.data.list) {
         if (data && data.code == 200 && data.data.list) {
           let msgList = data.data.list;
           let msgList = data.data.list;
           const list = msgList.map(item => {
           const list = msgList.map(item => {
-            let createTime = util.formatTimeByDefined(item.createTime, 'Y.M.D h:m:s');
+            let createTime = formatTimeByDefined(item.createTime, 'Y.M.D h:m:s');
             item.createTime = createTime;
             item.createTime = createTime;
             return item;
             return item;
           })
           })

@@ -45,3 +45,36 @@ export const throttle = (delay, action) => { // 函数节流器，定义函数
     }
     }
   };
   };
 };
 };
+
+/** 
+ * 时间戳转化为年 月 日 时 分 秒 
+ * time: 传入时间戳
+ * format：返回格式，支持自定义，但参数必须与formateArr里保持一致 
+ * formatTimeByDefined(1488481383,'Y/M/D h:m:s') => 2017/03/03 03:03:03
+*/
+
+export const formatTimeByDefined = function (time, format) {
+  var formateArr = ['Y', 'M', 'D', 'h', 'm', 's'];
+  var returnArr = [];
+
+  var date = new Date(time * 1000);
+  returnArr.push(date.getFullYear());
+  returnArr.push(formatNumber(date.getMonth() + 1));
+  returnArr.push(formatNumber(date.getDate()));
+
+  returnArr.push(formatNumber(date.getHours()));
+  returnArr.push(formatNumber(date.getMinutes()));
+  returnArr.push(formatNumber(date.getSeconds()));
+
+  for (var i in returnArr) {
+    format = format.replace(formateArr[i], returnArr[i]);
+  }
+  return format;
+}
+
+function formatNumber(n) {
+  n = n.toString()
+  return n[1] ? n : '0' + n
+}
+
+

-'use strict'
-
-//获取应用实例
-
-/** 
- * 时间戳转化为年 月 日 时 分 秒 
- * time: 传入时间戳
- * format：返回格式，支持自定义，但参数必须与formateArr里保持一致 
- * formatTimeByDefined(1488481383,'Y/M/D h:m:s') => 2017/03/03 03:03:03
-*/
-function formatTimeByDefined(time, format) {
-
-  var formateArr = ['Y', 'M', 'D', 'h', 'm', 's'];
-  var returnArr = [];
-
-  var date = new Date(time * 1000);
-  returnArr.push(date.getFullYear());
-  returnArr.push(formatNumber(date.getMonth() + 1));
-  returnArr.push(formatNumber(date.getDate()));
-
-  returnArr.push(formatNumber(date.getHours()));
-  returnArr.push(formatNumber(date.getMinutes()));
-  returnArr.push(formatNumber(date.getSeconds()));
-
-  for (var i in returnArr) {
-    format = format.replace(formateArr[i], returnArr[i]);
-  }
-  return format;
-}
-
-/** 
- * 时间戳转化为 天 时 分 秒 
- * time: 传入时间戳
- * format：返回格式，支持自定义，但参数必须与formateArr里保持一致 
- * formatTimeByDefined(1488481383,'Y/M/D h:m:s') => 2017/03/03 03:03:03
-*/
-function formatTimeByDay(time, format) {
-
-  var formateArr = ['D', 'h', 'm', 's'];
-  var returnArr = [];
-  var int_day, int_hour, int_minute, int_second;
-  time = time * 1000;
-  if (time >= 0) {
-    int_day = Math.floor(time / 86400000)
-    time -= int_day * 86400000;
-    int_hour = Math.floor(time / 3600000)
-    time -= int_hour * 3600000;
-    int_minute = Math.floor(time / 60000)
-    time -= int_minute * 60000;
-    int_second = Math.floor(time / 1000)
-  }
-  returnArr.push(formatNumber(int_day));
-  returnArr.push(formatNumber(int_hour));
-  returnArr.push(formatNumber(int_minute));
-  returnArr.push(formatNumber(int_second));
-
-  for (var i in returnArr) {
-    format = format.replace(formateArr[i], returnArr[i]);
-  }
-  return format;
-}  
-
-function formatTime(date) {
-  var year = date.getFullYear()
-  var month = date.getMonth() + 1
-  var day = date.getDate()
-
-  var hour = date.getHours()
-  var minute = date.getMinutes()
-  var second = date.getSeconds()
-
-  return [year, month, day].map(formatNumber).join('/') + ' ' + [hour, minute, second].map(formatNumber).join(':')
-}
-
-function formatNumber(n) {
-  n = n.toString()
-  return n[1] ? n : '0' + n
-}
-
-function getDeviceInfo(wx) {
-    let res = wx.getSystemInfoSync(),
-        windowWidth;
-
-    windowWidth = res.windowWidth;
-    return { windowWidth };
-}
-
-function shouldDiscardTap(currentTimeStamp, lastTimeStamp) {
-  if (lastTimeStamp != 0 && currentTimeStamp - lastTimeStamp < 250) {
-    return true;
-  }
-
-  return false;
-}
-
-function formatImgUrl (json) {
-  json.data && json.data.map((item, index) => {
-    let replaceStr = "{width}";
-    let url = item.src;
-    url = url.replace(new RegExp('{width}'), windowWidth * 2).replace(new RegExp('{height}'), 100).replace(new RegExp('{mode}'), '2');
-    item.src = url;
-    // console.log(url)
-  });
-  return json;
-}
-
-function getImageUrl(url, windowWidth,height){
-  if(!url){
-    return '';
-  }
-  return url.replace(new RegExp('{width}'), windowWidth *2).replace(new RegExp('{height}'), height?height:100).replace(new RegExp('{mode}'), '2');
-}
-
-function formatImageUrl(url, width, height, mode){
-  url = url || '';
-  if (url && url.indexOf('?') === -1) {
-      url = url + '?imageView2/{mode}/w/{width}/h/{height}';
-  }
-
-  return url.replace(/{width}/g, width).replace(/{height}/g, height).replace('{mode}', mode || 2);
-}
-
-// 自动识别 2倍 3倍图
-function getImageUrlWithWH(image_url, image_width, image_height) {
-  let app = getApp();
-  const screenWidth = app.globalData.systemInfo.screenWidth;
-  const pixelRatio = app.globalData.systemInfo.pixelRatio;
-  const DEVICE_WIDTH_RATIO = screenWidth / 375.0;
-
-  if (!image_url) {
-    return '';
-  }
-  return image_url.replace(/{width}/g, parseInt(image_width * DEVICE_WIDTH_RATIO * pixelRatio)).replace(/{height}/g, parseInt(image_height * DEVICE_WIDTH_RATIO * pixelRatio)).replace('{mode}', 2);
-}
-
-function getBrandID (url) {
-  let params = url.split("openby:yohobuy=")
-  if (params.length == 2) {
-    let jsonParam = JSON.parse(params[1])
-    return jsonParam.params.brand_id;
-  }
-  return null;
-}
-
-function isStringEmpty(str){
-  if (str===undefined || str ===null || str ===''){
-    return true
-  }else{
-    return false
-  }
-  return true;
-}
-
-function getGoodDetailParam(url) {
-  let params = url.split("openby:yohobuy=")
-  if (params.length == 2) {
-    let jsonParam = JSON.parse(params[1])
-    return JSON.stringify(jsonParam.params);
-  }
-  return null;
-}
-
-function formatDateTime(inputTime) {
-  var date = new Date();
-  date.setTime(inputTime*1000);
-  var y = date.getFullYear();
-  var m = date.getMonth() + 1;
-  m = m < 10 ? ('0' + m) : m;
-  var d = date.getDate();
-  d = d < 10 ? ('0' + d) : d;
-  return y + '.' + m + '.'+d;
-}; 
-
-function formateTimestamp(start,end){
-  var startTime = formatDateTime(start)
-  var endTime = formatDateTime(end)
-  return startTime+'-'+endTime
-}
-
-function getParameterByName(name, url) {
-  if (!url) url = window.location.href;
-  name = name.replace(/[\[\]]/g, "\\$&");
-  var regex = new RegExp("[?&]" + name + "(=([^&#]*)|&|#|$)"),
-    results = regex.exec(url);
-  if (!results) return null;
-  if (!results[2]) return '';
-  return decodeURIComponent(results[2].replace(/\+/g, " "));
-}
-
-function getSknFromUrl(url) {
-  if (!url) return '';
-  url = decodeURIComponent(url).toLowerCase();
-  let components = url.split('/');
-  let lastElement = components.pop();
-  let startLegal = url.startsWith('https://m.yohobuy.com/product') || url.startsWith('http://m.yohobuy.com/product');
-  let endLegal = lastElement.endsWith('.html');
-  if (!startLegal || !endLegal) {
-    return '';
-  }
-
-  let lastElementArray = lastElement.split('.');
-  return lastElementArray[0];
-}
-
-function getShopIdFromUrl(url) {
-  if (!url) return '';
-  url = decodeURIComponent(url).toLowerCase();
-  let components = url.split('/');
-  let lastElement = components.pop();
-  let startLegal = url.startsWith('https://m.yohobuy.com/shop') || url.startsWith('http://m.yohobuy.com/shop');
-  let endLegal = lastElement.endsWith('.html');
-  if (!startLegal || !endLegal) {
-    return '';
-  }
-
-  let nameAndId = lastElement.split('.')[0];
-  let shopId = nameAndId.split('-').pop();
-  return shopId;
-}
-
-function getShopID(url) {
-  let params = url.split("openby:yohobuy=")
-  if (params.length == 2) {
-    let jsonParam = JSON.parse(params[1])
-    return jsonParam.params.shop_id;
-  }
-  return null;
-}
-
-function contains(arr, obj) {
-  for (var i = 0; i < arr.length; i++) {
-    if (arr[i] == obj) {
-      return i;
-    }
-  }
-  return -1;
-} 
-
-function getGuangType(url) {
-  let params = url.split("openby:yohobuy=")
-  if (params.length == 2) {
-    let jsonParam = JSON.parse(params[1])
-    return jsonParam.params.type;
-  }
-  return null;
-}
-
-// public method for encoding  
-function base64Encode(input) {
-  let _keyStr = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=";
-
-  var output = "";
-  var chr1, chr2, chr3, enc1, enc2, enc3, enc4;
-  var i = 0;
-  input = _utf8_encode(input);
-  while (i < input.length) {
-    chr1 = input.charCodeAt(i++);
-    chr2 = input.charCodeAt(i++);
-    chr3 = input.charCodeAt(i++);
-    enc1 = chr1 >> 2;
-    enc2 = ((chr1 & 3) << 4) | (chr2 >> 4);
-    enc3 = ((chr2 & 15) << 2) | (chr3 >> 6);
-    enc4 = chr3 & 63;
-    if (isNaN(chr2)) {
-      enc3 = enc4 = 64;
-    } else if (isNaN(chr3)) {
-      enc4 = 64;
-    }
-    output = output +
-      _keyStr.charAt(enc1) + _keyStr.charAt(enc2) +
-      _keyStr.charAt(enc3) + _keyStr.charAt(enc4);
-  }
-  return output;
-}
-
-// public method for decoding  
-function base64Decode(input) {
-  let _keyStr = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=";
-  var output = "";
-  var chr1, chr2, chr3;
-  var enc1, enc2, enc3, enc4;
-  var i = 0;
-  input = input.replace(/[^A-Za-z0-9\+\/\=]/g, "");
-  while (i < input.length) {
-    enc1 = _keyStr.indexOf(input.charAt(i++));
-    enc2 = _keyStr.indexOf(input.charAt(i++));
-    enc3 = _keyStr.indexOf(input.charAt(i++));
-    enc4 = _keyStr.indexOf(input.charAt(i++));
-    chr1 = (enc1 << 2) | (enc2 >> 4);
-    chr2 = ((enc2 & 15) << 4) | (enc3 >> 2);
-    chr3 = ((enc3 & 3) << 6) | enc4;
-    output = output + String.fromCharCode(chr1);
-    if (enc3 != 64) {
-      output = output + String.fromCharCode(chr2);
-    }
-    if (enc4 != 64) {
-      output = output + String.fromCharCode(chr3);
-    }
-  }
-  output = _utf8_decode(output);
-  return output;
-}
-
-function _utf8_encode(string) {
-  string = string.replace(/\r\n/g, "\n");
-  var utftext = "";
-  for (var n = 0; n < string.length; n++) {
-    var c = string.charCodeAt(n);
-    if (c < 128) {
-      utftext += String.fromCharCode(c);
-    } else if ((c > 127) && (c < 2048)) {
-      utftext += String.fromCharCode((c >> 6) | 192);
-      utftext += String.fromCharCode((c & 63) | 128);
-    } else {
-      utftext += String.fromCharCode((c >> 12) | 224);
-      utftext += String.fromCharCode(((c >> 6) & 63) | 128);
-      utftext += String.fromCharCode((c & 63) | 128);
-    }
-
-  }
-  return utftext;
-}
-
-// private method for UTF-8 decoding  
-function _utf8_decode(utftext) {
-  var string = "";
-  var i = 0;
-  var c  = 0;
-  var c1 = 0;
-  var c2 = 0;
-  var c3 = 0;
-  while (i < utftext.length) {
-    c = utftext.charCodeAt(i);
-    if (c < 128) {
-      string += String.fromCharCode(c);
-      i++;
-    } else if ((c > 191) && (c < 224)) {
-      c2 = utftext.charCodeAt(i + 1);
-      string += String.fromCharCode(((c & 31) << 6) | (c2 & 63));
-      i += 2;
-    } else {
-      c2 = utftext.charCodeAt(i + 1);
-      c3 = utftext.charCodeAt(i + 2);
-      string += String.fromCharCode(((c & 15) << 12) | ((c2 & 63) << 6) | (c3 & 63));
-      i += 3;
-    }
-  }
-  return string;
-}
-/*获取缓存
-key: 关键词
-fromPage: 来源页面名称
-**/
-function getYHStorageSync(key,fromPage) {
-  // console.log(key)
-  // console.log(fromPage)
-  try {
-    let res = wx.getStorageSync(key);
-    // console.log(res);
-    // console.log('-------------------------')
-    return res;
-  } catch (e) {
-    wx.reportAnalytics('get_storage_error', {
-      key: key,
-      error: e.message,
-      error_code: e.code,
-      from_page: fromPage,
-    });
-    // console.log(e)
-    return null;
-  }
-}
-
-/*设置缓存
-key: 关键词
-value: 内容
-fromPage: 来源页面名称
-**/
-function setStorageSync(key,value, fromPage) {
-  try {
-    wx.setStorageSync(key, value);
-    return true;
-  } catch (e) {
-    return false;
-  }
-}
-
-/*清除缓存
-key: 关键词
-fromPage: 来源页面名称
-**/
-function removeStorageSync(key, fromPage) {
-  try {
-    wx.removeStorageSync(key);
-    return true;
-  } catch (e) {
-    return false;
-  }
-}
-
-module.exports = {
-  formatTimeByDefined,
-  formatTime: formatTime,
-  formatTimeByDay,
-  getDeviceInfo: getDeviceInfo,
-  shouldDiscardTap,
-  formatImgUrl,
-  formatImageUrl,
-  getBrandID,
-  getGoodDetailParam,
-  getImageUrl,
-  formateTimestamp,
-  getImageUrlWithWH,
-  isStringEmpty,
-  getParameterByName,
-  getSknFromUrl,
-  getShopIdFromUrl,
-  getShopID,
-  contains,
-  getGuangType,
-  base64Encode,
-  base64Decode,
-  getYHStorageSync,
-  setStorageSync,
-  removeStorageSync
-}