Matches the date range selected to a variant

booking-helper.js

/*
This code is now deprecated. Please contact the helpdesk if you need help with choosing a variant based on the date range chosen
*/
jQuery.fn.reverse = [].reverse;

function selectVariant() {
    var start = $('#booking-start').datepicker('getDate'),
        finish = $('#booking-finish').datepicker('getDate');
        
    if (start && finish) {
        var oneDayMinutes = 24*60, // hours*minutes
            oneDayMillis = oneDayMinutes * 60 * 1000, // seconds*milliseconds
            diffDays = Math.round(Math.abs((start.getTime() - finish.getTime())/oneDayMillis)) + 1,
            diffMinutes = diffDays * oneDayMinutes,
            value = $('select[name=id] option:last-child').attr('data-val'); // assume 6+ days
            
        // look up variants and find first duration large enough
        $('select[name=id] option').reverse().each(function() {
            var durationMinutes = parseInt($(this).attr('data-duration'), 10);
            
            if (durationMinutes <= diffMinutes) {
                value = $(this).attr('data-val');
                return false; // found our variant
            }
        })
        
        $('#product-select-option-0').val(value).trigger('change');
    } 
}

$('.datepicker').datepicker({
    minDate: 1, 
    dateFormat: 'dd-mm-yy',
    beforeShow: function(input) {
        jQuery(input).addClass('openDatepicker');
    },
    onClose: function (dateText, inst) {
        jQuery(inst.input).removeClass('openDatepicker');
    },
    onSelect: function(dateText, inst) {
        selectVariant();
    }
});
$('#ui-datepicker-div').css('clip', 'auto'); // fix for not showing properly - see http://stackoverflow.com/questions/2682259/jquery-ui-datepicker-not-displaying

$('form[action="/cart/add"]').submit(function() {
    var start = $('#booking-start').datepicker('getDate');
    $('#booking-start').val(bta.ISODateString(start));
    
    var finish = $('#booking-finish').datepicker('getDate');
    $('#booking-finish').val(bta.ISODateString(finish));
});