/** * Ekwa Vanilla Datepicker * Lightweight custom datepicker with no external dependencies. * Supports: disable past/future dates, disable weekends, min/max date, * placeholder, keyboard navigation, full accessibility. */ (function () { 'use strict'; var MONTH_NAMES = [ 'January', 'February', 'March', 'April', 'May', 'June', 'July', 'August', 'September', 'October', 'November', 'December' ]; var DAY_LABELS = ['Sun', 'Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat']; // ── helpers ────────────────────────────────────────────────────────── function toDateOnly(d) { var dt = d ? new Date(d) : new Date(); return new Date(dt.getFullYear(), dt.getMonth(), dt.getDate()); } function formatISO(date) { var y = date.getFullYear(); var m = String(date.getMonth() + 1).padStart(2, '0'); var d = String(date.getDate()).padStart(2, '0'); return y + '-' + m + '-' + d; } function formatDisplay(date) { return MONTH_NAMES[date.getMonth()] + ' ' + date.getDate() + ', ' + date.getFullYear(); } function parseDate(str) { if (!str) return null; var parts = str.split('-'); if (parts.length !== 3) return null; var d = new Date(+parts[0], +parts[1] - 1, +parts[2]); return isNaN(d.getTime()) ? null : d; } function datesEqual(a, b) { if (!a || !b) return false; return a.getFullYear() === b.getFullYear() && a.getMonth() === b.getMonth() && a.getDate() === b.getDate(); } // ── calendar builder ──────────────────────────────────────────────── function getDaysInMonth(year, month) { return new Date(year, month + 1, 0).getDate(); } function getFirstDayOfMonth(year, month) { return new Date(year, month, 1).getDay(); } // ── datepicker class ──────────────────────────────────────────────── function EkwaDatepicker(input) { this.input = input; this.hiddenInput = null; this.calendar = null; this.isOpen = false; this.selectedDate = null; this.viewYear = 0; this.viewMonth = 0; this.focusedDay = null; // read config from data attributes this.disablePast = input.getAttribute('data-disable-past') === 'true'; this.disableFuture = input.getAttribute('data-disable-future') === 'true'; this.disableWeekends = input.getAttribute('data-disable-weekends') === 'true'; this.minDate = parseDate(input.getAttribute('min')); this.maxDate = parseDate(input.getAttribute('max')); this._init(); } EkwaDatepicker.prototype._init = function () { var self = this; var input = this.input; // Create a hidden input that carries the ISO value for form submission this.hiddenInput = document.createElement('input'); this.hiddenInput.type = 'hidden'; this.hiddenInput.name = input.name; this.hiddenInput.value = input.value || ''; // Transfer required to hidden input for native form validation if (input.hasAttribute('required')) { this.hiddenInput.setAttribute('required', ''); } if (input.hasAttribute('aria-required')) { this.hiddenInput.setAttribute('aria-required', input.getAttribute('aria-required')); } input.parentNode.insertBefore(this.hiddenInput, input.nextSibling); // The visible input becomes display-only (shows formatted date) input.removeAttribute('name'); // form submits via hidden input input.setAttribute('type', 'text'); input.setAttribute('readonly', 'readonly'); input.setAttribute('role', 'combobox'); input.setAttribute('aria-haspopup', 'dialog'); input.setAttribute('aria-expanded', 'false'); input.setAttribute('autocomplete', 'off'); input.style.cursor = 'pointer'; // If there's an existing value, display it if (input.value) { var d = parseDate(input.value); if (d) { this.selectedDate = d; input.value = formatDisplay(d); this.hiddenInput.value = formatISO(d); } } // Set initial view to selected date or today var now = toDateOnly(); this.viewYear = this.selectedDate ? this.selectedDate.getFullYear() : now.getFullYear(); this.viewMonth = this.selectedDate ? this.selectedDate.getMonth() : now.getMonth(); // Build calendar DOM this._buildCalendar(); // Events on input input.addEventListener('click', function (e) { e.stopPropagation(); self.toggle(); }); input.addEventListener('keydown', function (e) { if (e.key === 'Enter' || e.key === ' ' || e.key === 'ArrowDown') { e.preventDefault(); if (!self.isOpen) self.open(); } if (e.key === 'Escape' && self.isOpen) { e.preventDefault(); self.close(); } }); // Close on outside click document.addEventListener('click', function (e) { if (self.isOpen && !self.calendar.contains(e.target) && e.target !== input) { self.close(); } }); }; // ── build DOM ─────────────────────────────────────────────────────── EkwaDatepicker.prototype._buildCalendar = function () { var cal = document.createElement('div'); cal.className = 'ekwa-dp-calendar'; cal.setAttribute('role', 'dialog'); cal.setAttribute('aria-label', 'Date picker calendar'); cal.style.display = 'none'; // Position relative to the form-datepicker container or input parent var container = this.input.closest('.form-datepicker') || this.input.parentNode; container.style.position = 'relative'; container.appendChild(cal); this.calendar = cal; this._render(); }; EkwaDatepicker.prototype._render = function () { var self = this; var cal = this.calendar; cal.innerHTML = ''; // Header var header = document.createElement('div'); header.className = 'ekwa-dp-header'; var prevBtn = document.createElement('button'); prevBtn.type = 'button'; prevBtn.className = 'ekwa-dp-prev'; prevBtn.setAttribute('aria-label', 'Previous month'); prevBtn.innerHTML = '‹'; prevBtn.addEventListener('click', function (e) { e.stopPropagation(); self._changeMonth(-1); }); var title = document.createElement('span'); title.className = 'ekwa-dp-title'; title.textContent = MONTH_NAMES[this.viewMonth] + ' ' + this.viewYear; var nextBtn = document.createElement('button'); nextBtn.type = 'button'; nextBtn.className = 'ekwa-dp-next'; nextBtn.setAttribute('aria-label', 'Next month'); nextBtn.innerHTML = '›'; nextBtn.addEventListener('click', function (e) { e.stopPropagation(); self._changeMonth(1); }); header.appendChild(prevBtn); header.appendChild(title); header.appendChild(nextBtn); cal.appendChild(header); // Day-of-week labels var dowRow = document.createElement('div'); dowRow.className = 'ekwa-dp-dow'; for (var i = 0; i < 7; i++) { var dow = document.createElement('span'); dow.textContent = DAY_LABELS[i]; dow.setAttribute('aria-hidden', 'true'); dowRow.appendChild(dow); } cal.appendChild(dowRow); // Days grid var grid = document.createElement('div'); grid.className = 'ekwa-dp-grid'; grid.setAttribute('role', 'grid'); grid.setAttribute('aria-label', MONTH_NAMES[this.viewMonth] + ' ' + this.viewYear); var daysInMonth = getDaysInMonth(this.viewYear, this.viewMonth); var firstDay = getFirstDayOfMonth(this.viewYear, this.viewMonth); var today = toDateOnly(); // leading blanks for (var b = 0; b < firstDay; b++) { var blank = document.createElement('span'); blank.className = 'ekwa-dp-blank'; grid.appendChild(blank); } for (var d = 1; d <= daysInMonth; d++) { var date = new Date(this.viewYear, this.viewMonth, d); var btn = document.createElement('button'); btn.type = 'button'; btn.className = 'ekwa-dp-day'; btn.textContent = d; btn.setAttribute('role', 'gridcell'); btn.setAttribute('data-date', formatISO(date)); btn.setAttribute('tabindex', '-1'); var disabled = this._isDisabled(date); if (disabled) { btn.classList.add('ekwa-dp-disabled'); btn.setAttribute('aria-disabled', 'true'); btn.disabled = true; } if (datesEqual(date, today)) { btn.classList.add('ekwa-dp-today'); } if (datesEqual(date, this.selectedDate)) { btn.classList.add('ekwa-dp-selected'); btn.setAttribute('aria-selected', 'true'); } if (!disabled) { (function (dateVal) { btn.addEventListener('click', function (e) { e.stopPropagation(); self._select(dateVal); }); })(date); } grid.appendChild(btn); } cal.appendChild(grid); // Keyboard nav on the grid grid.addEventListener('keydown', function (e) { self._handleGridKeydown(e); }); }; // ── date restriction check ────────────────────────────────────────── EkwaDatepicker.prototype._isDisabled = function (date) { var today = toDateOnly(); if (this.disablePast && date < today) return true; if (this.disableFuture && date > today) return true; if (this.disableWeekends && (date.getDay() === 0 || date.getDay() === 6)) return true; if (this.minDate && date < this.minDate) return true; if (this.maxDate && date > this.maxDate) return true; return false; }; // ── actions ───────────────────────────────────────────────────────── EkwaDatepicker.prototype._select = function (date) { this.selectedDate = date; this.input.value = formatDisplay(date); this.hiddenInput.value = formatISO(date); // Dispatch change on the hidden input so form-validation picks it up this.hiddenInput.dispatchEvent(new Event('change', { bubbles: true })); this.input.dispatchEvent(new Event('change', { bubbles: true })); clearDateWarning(this.input); this.close(); this.input.focus(); }; EkwaDatepicker.prototype._changeMonth = function (delta) { this.viewMonth += delta; if (this.viewMonth > 11) { this.viewMonth = 0; this.viewYear++; } if (this.viewMonth < 0) { this.viewMonth = 11; this.viewYear--; } this._render(); if (this.isOpen) this._focusFirstAvailable(); }; EkwaDatepicker.prototype.open = function () { if (this.isOpen) return; // Reset view to selected or current month if (this.selectedDate) { this.viewYear = this.selectedDate.getFullYear(); this.viewMonth = this.selectedDate.getMonth(); } this._render(); this.calendar.style.display = ''; this.isOpen = true; this.input.setAttribute('aria-expanded', 'true'); this._focusFirstAvailable(); }; EkwaDatepicker.prototype.close = function () { if (!this.isOpen) return; this.calendar.style.display = 'none'; this.isOpen = false; this.input.setAttribute('aria-expanded', 'false'); }; EkwaDatepicker.prototype.toggle = function () { this.isOpen ? this.close() : this.open(); }; // ── keyboard navigation ───────────────────────────────────────────── EkwaDatepicker.prototype._focusFirstAvailable = function () { var sel = this.calendar.querySelector('.ekwa-dp-selected:not(.ekwa-dp-disabled)') || this.calendar.querySelector('.ekwa-dp-today:not(.ekwa-dp-disabled)') || this.calendar.querySelector('.ekwa-dp-day:not(.ekwa-dp-disabled)'); if (sel) { sel.setAttribute('tabindex', '0'); sel.focus(); } }; EkwaDatepicker.prototype._handleGridKeydown = function (e) { var focused = document.activeElement; if (!focused || !focused.classList.contains('ekwa-dp-day')) { if (e.key === 'Escape') { e.preventDefault(); this.close(); this.input.focus(); } return; } var days = Array.prototype.slice.call( this.calendar.querySelectorAll('.ekwa-dp-day') ); var idx = days.indexOf(focused); switch (e.key) { case 'ArrowRight': e.preventDefault(); this._moveFocus(days, idx, 1); break; case 'ArrowLeft': e.preventDefault(); this._moveFocus(days, idx, -1); break; case 'ArrowDown': e.preventDefault(); this._moveFocus(days, idx, 7); break; case 'ArrowUp': e.preventDefault(); this._moveFocus(days, idx, -7); break; case 'Enter': case ' ': e.preventDefault(); if (!focused.classList.contains('ekwa-dp-disabled')) { focused.click(); } break; case 'Escape': e.preventDefault(); this.close(); this.input.focus(); break; case 'PageDown': e.preventDefault(); this._changeMonth(e.shiftKey ? 12 : 1); break; case 'PageUp': e.preventDefault(); this._changeMonth(e.shiftKey ? -12 : -1); break; case 'Home': e.preventDefault(); this._focusDayAt(days, 0, 1); break; case 'End': e.preventDefault(); this._focusDayAt(days, days.length - 1, -1); break; case 'Tab': this.close(); break; } }; EkwaDatepicker.prototype._moveFocus = function (days, current, offset) { var target = current + offset; if (target < 0) { this._changeMonth(-1); return; } if (target >= days.length) { this._changeMonth(1); return; } var step = offset > 0 ? 1 : -1; var attempts = 0; while (target >= 0 && target < days.length && days[target].classList.contains('ekwa-dp-disabled') && attempts < 31) { target += step; attempts++; } if (target >= 0 && target < days.length && !days[target].classList.contains('ekwa-dp-disabled')) { days.forEach(function (d) { d.setAttribute('tabindex', '-1'); }); days[target].setAttribute('tabindex', '0'); days[target].focus(); } }; EkwaDatepicker.prototype._focusDayAt = function (days, start, step) { var i = start; while (i >= 0 && i < days.length) { if (!days[i].classList.contains('ekwa-dp-disabled')) { days.forEach(function (d) { d.setAttribute('tabindex', '-1'); }); days[i].setAttribute('tabindex', '0'); days[i].focus(); return; } i += step; } }; // ── warning helpers ───────────────────────────────────────────────── function showDateWarning(input, message) { clearDateWarning(input); var container = input.closest('.form-datepicker'); if (container) { var warning = document.createElement('span'); warning.className = 'date-warning'; warning.style.cssText = 'color: #ff9800; font-size: 11px; margin-top: 2px; display: block;'; warning.textContent = message; container.appendChild(warning); setTimeout(function () { clearDateWarning(input); }, 5000); } } function clearDateWarning(input) { var container = input.closest('.form-datepicker'); if (container) { var w = container.querySelector('.date-warning'); if (w) w.remove(); } } // ── bootstrap ─────────────────────────────────────────────────────── function initializeDatepickers() { var inputs = document.querySelectorAll('input.ekwa-datepicker'); inputs.forEach(function (input) { if (!input.hasAttribute('data-datepicker-setup')) { new EkwaDatepicker(input); input.setAttribute('data-datepicker-setup', 'true'); } }); } // Initialize on DOMContentLoaded, or immediately if the DOM is already // ready (e.g. when this script is injected on first user interaction). if (document.readyState === 'loading') { document.addEventListener('DOMContentLoaded', initializeDatepickers); } else { initializeDatepickers(); } // Handle dynamically added datepickers if (window.MutationObserver) { var observer = new MutationObserver(function (mutations) { mutations.forEach(function (mutation) { if (mutation.type === 'childList') { mutation.addedNodes.forEach(function (node) { if (node.nodeType === 1 && node.querySelectorAll) { if (node.querySelectorAll('input.ekwa-datepicker').length > 0) { setTimeout(initializeDatepickers, 100); } } }); } }); }); observer.observe(document.body, { childList: true, subtree: true }); } window.EkwaDatepicker = { initializeDatepickers: initializeDatepickers }; })();

Monday	7:00 am – 4:00 pm
Tuesday	7:00 am – 4:00 pm
Wednesday	7:00 am – 4:00 pm
Thursday	7:00 am – 4:00 pm
Friday	CLOSED
Saturday	CLOSED
Sunday	CLOSED

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