first commit

public/scripts/util.js

@@ -0,0 +1,82 @@
+/* global VT */
+window.VT = window.VT || {};
+
+VT.uuid = function () {
+  return 'xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx'.replace(/[xy]/g, function (c) {
+    var r = (Math.random() * 16) | 0,
+      v = c == 'x' ? r : (r & 0x3) | 0x8;
+    return v.toString(16);
+  });
+};
+
+VT.formatDateId = function (date) {
+  var y = date.getFullYear();
+  var m = date.getMonth() + 1;
+  var d = date.getDate();
+
+  return (
+    y.toString().padStart(4, '0') +
+    '-' +
+    m.toString().padStart(2, '0') +
+    '-' +
+    d.toString().padStart(2, '0')
+  );
+};
+
+VT.formatDate = function (date) {
+  return (
+    VT.formatMonth(date) +
+    ' ' +
+    VT.formatDayOfMonth(date) +
+    ' ' +
+    date.getFullYear().toString().padStart(4, '0')
+  );
+};
+
+VT.formatDayOfMonth = function (date) {
+  var d = date.getDate();
+  var t = d % 10;
+
+  return d === 11 || d === 12 || d === 13
+    ? d + 'th'
+    : t === 1
+    ? d + 'st'
+    : t === 2
+    ? d + 'nd'
+    : t === 3
+    ? d + 'rd'
+    : d + 'th';
+};
+
+VT.DAY_NAMES = [
+  'Sunday',
+  'Monday',
+  'Tuesday',
+  'Wednesday',
+  'Thursday',
+  'Friday',
+  'Saturday',
+];
+
+VT.formatDayOfWeek = function (date) {
+  return VT.DAY_NAMES[date.getDay()];
+};
+
+VT.MONTH_NAMES = [
+  'January',
+  'February',
+  'March',
+  'April',
+  'May',
+  'June',
+  'July',
+  'August',
+  'September',
+  'October',
+  'November',
+  'December',
+];
+
+VT.formatMonth = function (date) {
+  return VT.MONTH_NAMES[date.getMonth()];
+};