Replaced moment.js with Javascript date.

Thanks to xet7 !

models/cards.js

@@ -1,5 +1,24 @@
 import { ReactiveCache, ReactiveMiniMongoIndex } from '/imports/reactiveCache';
-import moment from 'moment/min/moment-with-locales';
+import { 
+  formatDateTime, 
+  formatDate, 
+  formatTime, 
+  getISOWeek, 
+  isValidDate, 
+  isBefore, 
+  isAfter, 
+  isSame, 
+  add, 
+  subtract, 
+  startOf, 
+  endOf, 
+  format, 
+  parseDate, 
+  now, 
+  createDate, 
+  fromNow, 
+  calendar 
+} from '/imports/lib/dateUtils';
 import {
   ALLOWED_COLORS,
   TYPE_CARD,
@@ -1492,8 +1511,8 @@ Cards.helpers({
   expiredVote() {
     let end = this.getVoteEnd();
     if (end) {
-      end = moment(end);
-      return end.isBefore(new Date());
+      end = new Date(end);
+      return isBefore(end, new Date());
     }
     return false;
   },
@@ -1586,8 +1605,8 @@ Cards.helpers({
   expiredPoker() {
     let end = this.getPokerEnd();
     if (end) {
-      end = moment(end);
-      return end.isBefore(new Date());
+      end = new Date(end);
+      return isBefore(end, new Date());
     }
     return false;
   },
@@ -3201,9 +3220,7 @@ if (Meteor.isServer) {
         // change list modifiedAt, when user modified the key values in
         // timingaction array, if it's endAt, put the modifiedAt of list
         // back to one year ago for sorting purpose
-        const modifiedAt = moment()
-          .subtract(1, 'year')
-          .toISOString();
+        const modifiedAt = add(now(), -1, 'year').toISOString();
         const boardId = list.boardId;
         Lists.direct.update(
           {

models/exporter.js

@@ -1,7 +1,26 @@
 import { ReactiveCache } from '/imports/reactiveCache';
-import moment from 'moment/min/moment-with-locales';
 const Papa = require('papaparse');
 import { TAPi18n } from '/imports/i18n';
+import { 
+  formatDateTime, 
+  formatDate, 
+  formatTime, 
+  getISOWeek, 
+  isValidDate, 
+  isBefore, 
+  isAfter, 
+  isSame, 
+  add, 
+  subtract, 
+  startOf, 
+  endOf, 
+  format, 
+  parseDate, 
+  now, 
+  createDate, 
+  fromNow, 
+  calendar 
+} from '/imports/lib/dateUtils';
 
 //const stringify = require('csv-stringify');
 
@@ -302,15 +321,15 @@ export class Exporter {
         labels = `${labels + label.name}-${label.color} `;
       });
       currentRow.push(labels.trim());
-      currentRow.push(card.startAt ? moment(card.startAt).format() : ' ');
-      currentRow.push(card.dueAt ? moment(card.dueAt).format() : ' ');
-      currentRow.push(card.endAt ? moment(card.endAt).format() : ' ');
+      currentRow.push(card.startAt ? new Date(card.startAt).toISOString() : ' ');
+      currentRow.push(card.dueAt ? new Date(card.dueAt).toISOString() : ' ');
+      currentRow.push(card.endAt ? new Date(card.endAt).toISOString() : ' ');
       currentRow.push(card.isOvertime ? 'true' : 'false');
       currentRow.push(card.spentTime);
-      currentRow.push(card.createdAt ? moment(card.createdAt).format() : ' ');
-      currentRow.push(card.modifiedAt ? moment(card.modifiedAt).format() : ' ');
+      currentRow.push(card.createdAt ? new Date(card.createdAt).toISOString() : ' ');
+      currentRow.push(card.modifiedAt ? new Date(card.modifiedAt).toISOString() : ' ');
       currentRow.push(
-        card.dateLastActivity ? moment(card.dateLastActivity).format() : ' ',
+        card.dateLastActivity ? new Date(card.dateLastActivity).toISOString() : ' ',
       );
       if (card.vote && card.vote.question !== '') {
         let positiveVoters = '';
@@ -343,7 +362,7 @@ export class Exporter {
         if (field.value !== null) {
           if (customFieldMap[field._id].type === 'date') {
             customFieldValuesToPush[customFieldMap[field._id].position] =
-              moment(field.value).format();
+              new Date(field.value).toISOString();
           } else if (customFieldMap[field._id].type === 'dropdown') {
             const dropdownOptions = result.customFields.find(
               ({ _id }) => _id === field._id,

models/server/ExporterCardPDF.js

@@ -1,6 +1,26 @@
 import { ReactiveCache } from '/imports/reactiveCache';
 // exporter maybe is broken since Gridfs introduced, add fs and path
 import { createWorkbook } from './createWorkbook';
+import { 
+  formatDateTime, 
+  formatDate, 
+  formatTime, 
+  getISOWeek, 
+  isValidDate, 
+  isBefore, 
+  isAfter, 
+  isSame, 
+  add, 
+  subtract, 
+  startOf, 
+  endOf, 
+  format, 
+  parseDate, 
+  now, 
+  createDate, 
+  fromNow, 
+  calendar 
+} from '/imports/lib/dateUtils';
 
 class ExporterCardPDF {
   constructor(boardId) {
@@ -353,8 +373,8 @@ class ExporterCardPDF {
         //add data +8 hours
         function addTZhours(jdate) {
           const curdate = new Date(jdate);
-          const checkCorrectDate = moment(curdate);
-          if (checkCorrectDate.isValid()) {
+          const checkCorrectDate = new Date(curdate);
+          if (isValidDate(checkCorrectDate)) {
             return curdate;
           } else {
             return ' ';

models/server/ExporterExcel.js

@@ -1,7 +1,26 @@
 import { ReactiveCache } from '/imports/reactiveCache';
-import moment from 'moment/min/moment-with-locales';
 import { TAPi18n } from '/imports/i18n';
 import { createWorkbook } from './createWorkbook';
+import { 
+  formatDateTime, 
+  formatDate, 
+  formatTime, 
+  getISOWeek, 
+  isValidDate, 
+  isBefore, 
+  isAfter, 
+  isSame, 
+  add, 
+  subtract, 
+  startOf, 
+  endOf, 
+  format, 
+  parseDate, 
+  now, 
+  createDate, 
+  fromNow, 
+  calendar 
+} from '/imports/lib/dateUtils';
 
 // exporter maybe is broken since Gridfs introduced, add fs and path
 
@@ -379,8 +398,8 @@ class ExporterExcel {
     function addTZhours(jdate) {
       if (!jdate) { return ' '; }
       const curdate = new Date(jdate);
-      const checkCorrectDate = moment(curdate);
-      if (checkCorrectDate.isValid()) {
+      const checkCorrectDate = new Date(curdate);
+      if (isValidDate(checkCorrectDate)) {
         return curdate;
       } else {
         return ' ';

models/trelloCreator.js

@@ -1,10 +1,29 @@
 import { ReactiveCache } from '/imports/reactiveCache';
-import moment from 'moment/min/moment-with-locales';
 import { TAPi18n } from '/imports/i18n';
+import { 
+  formatDateTime, 
+  formatDate, 
+  formatTime, 
+  getISOWeek, 
+  isValidDate, 
+  isBefore, 
+  isAfter, 
+  isSame, 
+  add, 
+  subtract, 
+  startOf, 
+  endOf, 
+  format, 
+  parseDate, 
+  now, 
+  createDate, 
+  fromNow, 
+  calendar 
+} from '/imports/lib/dateUtils';
 
 const DateString = Match.Where(function(dateAsString) {
   check(dateAsString, String);
-  return moment(dateAsString, moment.ISO_8601).isValid();
+  return isValidDate(new Date(dateAsString));
 });
 
 export class TrelloCreator {

models/wekanCreator.js

@@ -1,9 +1,28 @@
 import { ReactiveCache } from '/imports/reactiveCache';
-import moment from 'moment/min/moment-with-locales';
+import { 
+  formatDateTime, 
+  formatDate, 
+  formatTime, 
+  getISOWeek, 
+  isValidDate, 
+  isBefore, 
+  isAfter, 
+  isSame, 
+  add, 
+  subtract, 
+  startOf, 
+  endOf, 
+  format, 
+  parseDate, 
+  now, 
+  createDate, 
+  fromNow, 
+  calendar 
+} from '/imports/lib/dateUtils';
 
 const DateString = Match.Where(function(dateAsString) {
   check(dateAsString, String);
-  return moment(dateAsString, moment.ISO_8601).isValid();
+  return isValidDate(new Date(dateAsString));
 });
 
 export class WekanCreator {