datepicker cut off time MASTER

by John Doe

HTML

<script src="https://code.jquery.com/ui/1.11.1/jquery-ui.min.js"></script>
<link rel="stylesheet" href="http://ajax.googleapis.com/ajax/libs/jqueryui/1.8.18/themes/mint-choc/jquery-ui.css">
<script src="https://rawgit.com/eu81273/jsfiddle-console/master/console.js"></script>
<h1>
sol use http://phpfiddle.org/# as it uses servertime instead
</h1>

<div class="booking-date">
  <p>
    <label for="date">Select booking date below:</label>
    <input id="date" type="text" name="properties[delivery-date]" readonly="readonly" style="background:white; width:30%" class="required" data-error="Please choose a delivery date." />
  </p>
  <div id="log"></div>
</div>

JavaScript

jQuery.noConflict();
jQuery(document).ready(function() {



//jQuery(function() {
    jQuery("#date").datepicker({
      // minDate: new Date(((new Date).getTime() + 49 * 60 * 60 * 1000) ), 
      minDate: checkBeforeBook(),
      maxDate: "+2M", // show up to 2 months
      dateFormat: 'dd/mm/yy'
      //foreShowDay: available_dates
    });
//});


  /*==========  check time  ==========*/

  // if time after 10pm, close next day booking

  function checkBeforeBook(nextDayBook) {
    // booking for following day starts 10am and ends 10pm
    var startTime = '10:00 AM';
    var endTime = '10:00 PM'; // cut off time

    var curr_time = getvaltime();


    if (get24Hr(curr_time) > get24Hr(startTime) && get24Hr(curr_time) < get24Hr(endTime)) {
      // next day book is available 
      console.log("start :" + get24Hr(startTime));
      var nextDayBook = '+1d';
      jQuery("#log").html('available ');

    } else {
      // next day book is NOT unavailable move select date on to 2d
      console.log("start :" + get24Hr(startTime));
      console.log("end :" + get24Hr(endTime));
      var nextDayBook = '+2d';
      jQuery("#log").html('not available!  ');
    }

    return nextDayBook;
  }


  function get24Hr(time) {
    var hours = Number(time.match(/^(\d+)/)[1]);
    var AMPM = time.match(/\s(.*)$/)[1];
    if (AMPM == "PM" && hours < 12) hours = hours + 12;
    if (AMPM == "AM" && hours == 12) hours = hours - 12;

    var minutes = Number(time.match(/:(\d+)/)[1]);
    hours = hours * 100 + minutes;
    console.log("time=" + time + " - " + hours);
    return hours;
  }

  function getvaltime() {
    
		// set default timezone
//var serverdatetime = new Date("<?php echo date('Y m d,H:i:s'); ?>");
//var dt = new Date("<?php echo date('Y m d,H:i:s'); ?>");

//console.log("current server time is: " + dt);


var currentTime = new Date()
    var hours = currentTime.getHours()
    var minutes = currentTime.getMinutes()

    if (minutes < 10) minutes = "0" + minutes;

   ...