Generate dynamic columns with dates based on user selected date from Datepicker element
This is an example form that allows a user to select a date from a Datepicker element. After which a dynamic column with fields will be added for all following days.
Below is an image of an example where the users selects a date, after which the script automatically adds 3 with the 2 dates that follow the selected date from the
Get the
Get the
Demo:
Form code:
Copy paste the below form code on your [CODE] tab as your Form Elements
JavaScript code, which you can place on the page where your form is located (or you could add it under Super Forms > Settings > Custom JS )
Place the below JavaScript code on the page where your form is located
(or add it under Super Forms > Settings > Custom JS ), make sure to adjust it according to your form field names. For example, the code below had hardcoded field name references to Datepicker field nameddynamic_column_datepicker and Dropdown fields named option and reason .
(function(){
var timer2,timer = setInterval(function() {
if (super_common_i18n && SUPER) {
console.log(super_common_i18n.dynamic_functions.after_field_change_blur_hook);
clearInterval(timer);
super_common_i18n.dynamic_functions.after_field_change_blur_hook.push({
name: 'f4d_generate_week_columns'
});
var currentDateValue = '';
if(document.querySelector('.super-form input[name="dynamic_column_datepicker"]')){
currentDateValue = document.querySelector('.super-form input[name="dynamic_column_datepicker"]').value;
}
SUPER.f4d_generate_week_columns = function(args) {
if (!args || !args.el || args.el.name !== 'dynamic_column_datepicker') return;
if(!timer2){
timer2 = setInterval(function() {
clearInterval(timer2);
timer2 = null;
if(currentDateValue!==args.el.value){
currentDateValue = args.el.value;
const form = SUPER.get_frontend_or_backend_form({ el: args.el });
if (!form) return;
clearDynamicColumnsExceptFirst(form);
const selected = args.el.value;
const [day, month, year] = selected.split('-').map(Number);
const baseDate = new Date(year, month - 1, day);
if (isNaN(baseDate)) return;
addColumnsWithDates(baseDate, form);
}
}, 150);
}
}
}
}, 150);
function formatHeading(date) {
const options = { weekday: 'long', month: 'long' };
const weekdayMonth = date.toLocaleDateString('en-GB', options);
const day = date.getDate();
const suffix = (d => {
if (d > 3 && d < 21) return 'th';
switch (d % 10) {
case 1: return 'st';
case 2: return 'nd';
case 3: return 'rd';
default: return 'th';
}
})(day);
return `${weekdayMonth.split(' ')[0]} ${day}${suffix} ${weekdayMonth.split(' ')[1]}`;
}
function clearDynamicColumnsExceptFirst(form) {
const columns = form.querySelectorAll('.super-duplicate-column-fields');
const firstColumn = columns[0];
SUPER.init_clear_form({ form: form, clone: firstColumn });
for (let i = columns.length-1; i >= 1; i--){
const deleteBtn = columns[i].querySelector('.super-delete-duplicate');
deleteBtn.click();
}
}
function updateHeading(container, dateObj) {
var formattedDate = formatHeading(dateObj);
var el = container.querySelector('.super-heading-title h3');
if (el) el.innerHTML = formattedDate;
el = container.querySelector('.super-shortcode-field[data-oname="option"]');
label = 'Option ('+formattedDate+')';
if (el) el.dataset.email = label;
el = container.querySelector('.super-shortcode-field[data-oname="reason"]');
label = 'Reason ('+formattedDate+')';
if (el) el.dataset.email = label;
}
function addColumnsWithDates(baseDate, form) {
const allContainers = () => form.querySelectorAll('.super-duplicate-column-fields');
// First column
const firstColumn = allContainers()[0];
updateHeading(firstColumn, baseDate);
const addBtn = firstColumn.querySelector('.super-add-duplicate');
if (!addBtn) return;
for (let i = 1; i < 7; i++) {
const prevCount = allContainers().length;
addBtn.click();
// Wait until new column is actually added
let retries = 0;
while (allContainers().length <= prevCount && retries < 20) {
retries++;
}
const newColumns = allContainers();
const newColumn = newColumns[newColumns.length - 1];
const newDate = new Date(baseDate);
newDate.setDate(baseDate.getDate() + i);
updateHeading(newColumn, newDate);
}
}
})();
