PlanTempusApp/.workbench/POC/calendar-poc-single-file.html
2026-02-03 19:12:45 +01:00

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HTML

<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Calendar Week View - POC</title>
<style>
/* Base CSS */
* {
margin: 0;
padding: 0;
box-sizing: border-box;
}
:root {
/* Grid measurements */
--hour-height: 60px;
--minute-height: 1px;
--snap-interval: 15;
/* Time boundaries */
--day-start-hour: 7;
--day-end-hour: 19;
--work-start-hour: 8;
--work-end-hour: 17;
/* Colors */
--color-primary: #2196f3;
--color-grid-line: #e0e0e0;
--color-grid-line-light: rgba(0, 0, 0, 0.03);
--color-work-hours: rgba(0, 100, 0, 0.02);
--color-current-time: #ff0000;
/* Event colors */
--color-event-meeting: #e3f2fd;
--color-event-meeting-border: #2196f3;
--color-event-meal: #fff3e0;
--color-event-meal-border: #ff9800;
--color-event-work: #f3e5f5;
--color-event-work-border: #9c27b0;
/* UI colors */
--color-background: #ffffff;
--color-surface: #f5f5f5;
--color-text: #333333;
--color-text-secondary: #666666;
--color-border: #e0e0e0;
/* Shadows */
--shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.1);
--shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
}
body {
font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Arial, sans-serif;
font-size: 14px;
line-height: 1.5;
color: var(--color-text);
background-color: var(--color-surface);
}
/* Custom elements default display */
swp-calendar,
swp-calendar-nav,
swp-calendar-container,
swp-time-axis,
swp-calendar-header,
swp-scrollable-content,
swp-time-grid,
swp-day-columns,
swp-day-column,
swp-events-layer,
swp-event,
swp-loading-overlay {
display: block;
}
/* Main calendar container */
swp-calendar {
display: flex;
flex-direction: column;
height: 100vh;
background: var(--color-background);
position: relative;
}
/* Navigation bar */
swp-calendar-nav {
display: grid;
grid-template-columns: auto 1fr auto auto;
align-items: center;
gap: 20px;
padding: 12px 16px;
background: var(--color-background);
border-bottom: 1px solid var(--color-border);
box-shadow: var(--shadow-sm);
}
swp-nav-group {
display: flex;
align-items: center;
gap: 4px;
}
swp-nav-button {
display: flex;
align-items: center;
justify-content: center;
padding: 8px 16px;
border: 1px solid var(--color-border);
background: var(--color-background);
border-radius: 4px;
cursor: pointer;
font-size: 0.875rem;
font-weight: 500;
transition: all 150ms ease;
min-width: 40px;
height: 36px;
}
swp-nav-button:hover {
background: var(--color-surface);
border-color: var(--color-text-secondary);
}
/* Search container */
swp-search-container {
display: flex;
align-items: center;
position: relative;
justify-self: end;
swp-search-icon {
position: absolute;
left: 12px;
pointer-events: none;
color: var(--color-text-secondary);
display: flex;
align-items: center;
svg {
width: 16px;
height: 16px;
}
}
input[type="search"] {
padding: 8px 36px 8px 36px;
border: 1px solid var(--color-border);
border-radius: 20px;
background: var(--color-surface);
font-size: 0.875rem;
width: 200px;
transition: all 150ms ease;
&::-webkit-search-cancel-button {
display: none;
}
&:focus {
outline: none;
border-color: var(--color-primary);
background: var(--color-background);
width: 250px;
box-shadow: 0 0 0 3px rgba(33, 150, 243, 0.1);
}
&::placeholder {
color: var(--color-text-secondary);
}
}
swp-search-clear {
position: absolute;
right: 8px;
width: 24px;
height: 24px;
display: flex;
align-items: center;
justify-content: center;
cursor: pointer;
border-radius: 50%;
transition: all 150ms ease;
color: var(--color-text-secondary);
&:hover {
background: rgba(0, 0, 0, 0.1);
}
svg {
width: 12px;
height: 12px;
}
&[hidden] {
display: none;
}
}
}
swp-view-button {
padding: 8px 16px;
border: none;
background: transparent;
cursor: pointer;
font-size: 0.875rem;
font-weight: 500;
transition: all 150ms ease;
}
swp-view-button:not(:last-child) {
border-right: 1px solid var(--color-border);
}
swp-view-button[data-active="true"] {
background: var(--color-primary);
color: white;
}
/* Calendar container grid */
swp-calendar-container {
flex: 1;
display: grid;
grid-template-columns: 60px 1fr;
grid-template-rows: 1fr;
overflow: hidden;
position: relative;
}
/* Week container for sliding */
swp-grid-container {
grid-column: 2;
display: grid;
grid-template-rows: auto 1fr;
position: relative;
width: 100%;
transition: transform 400ms cubic-bezier(0.4, 0, 0.2, 1);
}
swp-grid-container.slide-out-left {
transform: translateX(-100%);
}
swp-grid-container.slide-out-right {
transform: translateX(100%);
}
swp-grid-container.slide-in-left {
transform: translateX(-100%);
}
swp-grid-container.slide-in-right {
transform: translateX(100%);
}
/* Time axis */
swp-time-axis {
grid-column: 1;
grid-row: 1;
background: var(--color-surface);
border-right: 1px solid var(--color-border);
position: sticky;
left: 0;
z-index: 4;
padding-top: 80px; /* Match header height */
}
swp-hour-marker {
height: var(--hour-height);
padding: 0 8px 8px 8px;
font-size: 0.75rem;
color: var(--color-text-secondary);
display: flex;
align-items: flex-start;
position: relative;
}
swp-hour-marker::after {
content: '';
position: absolute;
top: 0;
left: 100%;
width: 100vw;
height: 1px;
background: var(--color-grid-line);
pointer-events: none;
}
/* Week header */
swp-calendar-header {
display: grid;
grid-template-columns: repeat(7, 1fr);
background: var(--color-surface);
border-bottom: 1px solid var(--color-border);
position: sticky;
top: 0;
z-index: 3;
height: 80px; /* Fixed height */
}
swp-day-header {
padding: 12px;
text-align: center;
border-right: 1px solid var(--color-grid-line);
display: flex;
flex-direction: column;
align-items: center;
justify-content: center;
}
swp-day-header:last-child {
border-right: none;
}
swp-day-name {
display: block;
font-weight: 500;
font-size: 0.875rem;
color: var(--color-text-secondary);
}
swp-day-date {
display: block;
font-size: 1.25rem;
font-weight: 600;
margin-top: 4px;
}
swp-day-header[data-today="true"] swp-day-date {
color: var(--color-primary);
background: rgba(33, 150, 243, 0.1);
border-radius: 50%;
width: 36px;
height: 36px;
display: flex;
align-items: center;
justify-content: center;
margin: 4px auto 0;
}
/* Scrollable content */
swp-scrollable-content {
overflow-y: auto;
overflow-x: hidden;
scroll-behavior: smooth;
position: relative;
}
/* Time grid */
swp-time-grid {
position: relative;
height: calc(12 * var(--hour-height));
}
swp-time-grid::before {
content: '';
position: absolute;
top: calc((var(--work-start-hour) - var(--day-start-hour)) * var(--hour-height));
height: calc((var(--work-end-hour) - var(--work-start-hour)) * var(--hour-height));
left: 0;
right: 0;
background: var(--color-work-hours);
pointer-events: none;
}
/* Grid lines */
swp-grid-lines {
position: absolute;
inset: 0;
pointer-events: none;
background-image: repeating-linear-gradient(
to bottom,
transparent,
transparent calc(var(--hour-height) / 4 - 1px),
rgba(0, 0, 0, 0.03) calc(var(--hour-height) / 4 - 1px),
rgba(0, 0, 0, 0.03) calc(var(--hour-height) / 4)
);
}
/* Day columns */
swp-day-columns {
position: absolute;
inset: 0;
display: grid;
grid-template-columns: repeat(7, 1fr);
}
swp-day-column {
position: relative;
border-right: 1px solid var(--color-grid-line);
}
swp-day-column:last-child {
border-right: none;
}
swp-events-layer {
position: absolute;
inset: 0;
}
/* Events */
swp-event {
position: absolute;
border-radius: 4px;
overflow: hidden;
cursor: move;
transition: box-shadow 150ms ease, transform 150ms ease;
z-index: 10;
left: 1px;
right: 1px;
padding: 8px;
}
swp-event[data-type="meeting"] {
background: var(--color-event-meeting);
border-left: 4px solid var(--color-event-meeting-border);
}
swp-event[data-type="meal"] {
background: var(--color-event-meal);
border-left: 4px solid var(--color-event-meal-border);
}
swp-event[data-type="work"] {
background: var(--color-event-work);
border-left: 4px solid var(--color-event-work-border);
}
swp-event:hover {
box-shadow: var(--shadow-md);
transform: scale(1.02);
z-index: 20;
}
swp-event-time {
display: block;
font-size: 0.875rem;
font-weight: 500;
opacity: 0.8;
margin-bottom: 4px;
}
swp-event-title {
display: block;
font-size: 0.875rem;
line-height: 1.3;
}
/* Loading */
swp-loading-overlay {
position: absolute;
inset: 0;
background: rgba(255, 255, 255, 0.9);
display: flex;
align-items: center;
justify-content: center;
z-index: 200;
}
swp-loading-overlay[hidden] {
display: none;
}
swp-spinner {
width: 40px;
height: 40px;
border: 3px solid #f3f3f3;
border-top: 3px solid var(--color-primary);
border-radius: 50%;
animation: spin 1s linear infinite;
}
@keyframes spin {
0% { transform: rotate(0deg); }
100% { transform: rotate(360deg); }
}
</style>
</head>
<body>
<swp-calendar data-view="week" data-week-days="7" data-snap-interval="15">
<!-- Navigation Bar -->
<swp-calendar-nav>
<swp-nav-group>
<swp-nav-button data-action="prev"></swp-nav-button>
<swp-nav-button data-action="next"></swp-nav-button>
<swp-nav-button data-action="today">Today</swp-nav-button>
</swp-nav-group>
<swp-week-info>
<swp-week-number>Week 3</swp-week-number>
<swp-date-range>Jan 15 - Jan 21, 2024</swp-date-range>
</swp-week-info>
<swp-search-container>
<swp-search-icon>
<svg width="16" height="16" viewBox="0 0 16 16">
<circle cx="6" cy="6" r="5" stroke="currentColor" fill="none" stroke-width="1.5"/>
<path d="M10 10l4 4" stroke="currentColor" stroke-width="1.5"/>
</svg>
</swp-search-icon>
<input type="search" placeholder="Search events..." />
<swp-search-clear hidden>
<svg width="14" height="14" viewBox="0 0 16 16">
<path d="M5 5l6 6M11 5l-6 6" stroke="currentColor" stroke-width="2"/>
</svg>
</swp-search-clear>
</swp-search-container>
<swp-view-selector>
<swp-view-button data-view="day">Day</swp-view-button>
<swp-view-button data-view="week" data-active="true">Week</swp-view-button>
<swp-view-button data-view="month" disabled>Month</swp-view-button>
</swp-view-selector>
<swp-view-button data-view="day">Day</swp-view-button>
<swp-view-button data-view="week" data-active="true">Week</swp-view-button>
<swp-view-button data-view="month" disabled>Month</swp-view-button>
</swp-view-selector>
</swp-calendar-nav>
<!-- Calendar Grid -->
<swp-calendar-container>
<swp-time-axis></swp-time-axis>
<swp-grid-container>
<swp-calendar-header></swp-calendar-header>
<swp-scrollable-content>
<swp-time-grid>
<swp-grid-lines></swp-grid-lines>
<swp-day-columns></swp-day-columns>
</swp-time-grid>
</swp-scrollable-content>
</swp-grid-container>
</swp-calendar-container>
<swp-loading-overlay hidden>
<swp-spinner></swp-spinner>
</swp-loading-overlay>
</swp-calendar>
<script type="module">
// Simple proof of concept implementation
class CalendarPOC {
constructor() {
this.currentWeek = this.getWeekStart(new Date());
this.targetWeek = new Date(this.currentWeek); // Track where we're heading
this.animationQueue = 0; // Track pending animations
this.init();
}
init() {
this.renderTimeAxis();
this.renderWeekHeaders();
this.renderDayColumns();
this.updateWeekInfo();
this.setupEventListeners();
this.loadMockEvents();
}
updateWeekInfo() {
const weekNumber = this.getWeekNumber(this.currentWeek);
const weekEnd = new Date(this.currentWeek);
weekEnd.setDate(weekEnd.getDate() + 6);
const monthNames = ['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec'];
const startMonth = monthNames[this.currentWeek.getMonth()];
const endMonth = monthNames[weekEnd.getMonth()];
const startDay = this.currentWeek.getDate();
const endDay = weekEnd.getDate();
const year = this.currentWeek.getFullYear();
let dateRange;
if (startMonth === endMonth) {
dateRange = `${startMonth} ${startDay} - ${endDay}, ${year}`;
} else if (this.currentWeek.getFullYear() !== weekEnd.getFullYear()) {
dateRange = `${startMonth} ${startDay}, ${this.currentWeek.getFullYear()} - ${endMonth} ${endDay}, ${weekEnd.getFullYear()}`;
} else {
dateRange = `${startMonth} ${startDay} - ${endMonth} ${endDay}, ${year}`;
}
document.querySelector('swp-week-number').textContent = `Week ${weekNumber}`;
document.querySelector('swp-date-range').textContent = dateRange;
}
getWeekNumber(date) {
const d = new Date(Date.UTC(date.getFullYear(), date.getMonth(), date.getDate()));
const dayNum = d.getUTCDay() || 7;
d.setUTCDate(d.getUTCDate() + 4 - dayNum);
const yearStart = new Date(Date.UTC(d.getUTCFullYear(), 0, 1));
return Math.ceil((((d - yearStart) / 86400000) + 1) / 7);
}
renderTimeAxis() {
const timeAxis = document.querySelector('swp-time-axis');
const startHour = 7;
const endHour = 19;
for (let hour = startHour; hour <= endHour; hour++) {
const marker = document.createElement('swp-hour-marker');
const period = hour >= 12 ? 'PM' : 'AM';
const displayHour = hour > 12 ? hour - 12 : (hour === 0 ? 12 : hour);
marker.textContent = `${displayHour} ${period}`;
timeAxis.appendChild(marker);
}
}
renderWeekHeaders() {
const weekHeader = document.querySelector('swp-calendar-header');
const days = ['Sun', 'Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat'];
weekHeader.innerHTML = ''; // Clear any existing content
for (let i = 0; i < 7; i++) {
const date = new Date(this.currentWeek);
date.setDate(date.getDate() + i);
const header = document.createElement('swp-day-header');
if (this.isToday(date)) {
header.dataset.today = 'true';
}
header.innerHTML = `
<swp-day-name>${days[date.getDay()]}</swp-day-name>
<swp-day-date>${date.getDate()}</swp-day-date>
`;
header.dataset.date = this.formatDate(date);
weekHeader.appendChild(header);
}
}
renderDayColumns() {
const dayColumns = document.querySelector('swp-day-columns');
for (let i = 0; i < 7; i++) {
const column = document.createElement('swp-day-column');
const date = new Date(this.currentWeek);
date.setDate(date.getDate() + i);
column.dataset.date = this.formatDate(date);
const eventsLayer = document.createElement('swp-events-layer');
column.appendChild(eventsLayer);
dayColumns.appendChild(column);
}
}
loadMockEvents() {
const events = [
{
title: 'Team Standup',
type: 'meeting',
day: 1,
startTime: '09:00',
duration: 30
},
{
title: 'Client Meeting',
type: 'meeting',
day: 1,
startTime: '14:00',
duration: 90
},
{
title: 'Lunch',
type: 'meal',
day: 1,
startTime: '12:00',
duration: 60
},
{
title: 'Deep Work Session',
type: 'work',
day: 2,
startTime: '10:00',
duration: 120
},
{
title: 'Team Standup',
type: 'meeting',
day: 2,
startTime: '09:00',
duration: 30
},
{
title: 'Lunch',
type: 'meal',
day: 2,
startTime: '12:30',
duration: 60
},
{
title: 'Project Review',
type: 'meeting',
day: 3,
startTime: '15:00',
duration: 60
},
{
title: 'Lunch',
type: 'meal',
day: 3,
startTime: '12:00',
duration: 60
},
{
title: 'Sprint Planning',
type: 'meeting',
day: 4,
startTime: '10:00',
duration: 120
},
{
title: 'Coffee Break',
type: 'meal',
day: 4,
startTime: '15:00',
duration: 30
},
{
title: 'Documentation',
type: 'work',
day: 5,
startTime: '13:00',
duration: 180
}
];
events.forEach(event => {
this.renderEvent(event);
});
}
renderEvent(eventData) {
const column = document.querySelectorAll('swp-day-column')[eventData.day];
if (!column) return;
const eventsLayer = column.querySelector('swp-events-layer');
const event = document.createElement('swp-event');
event.dataset.type = eventData.type;
// Calculate position
const [hours, minutes] = eventData.startTime.split(':').map(Number);
const startMinutes = (hours - 7) * 60 + minutes; // 7 is start hour
event.style.setProperty('--start-minutes', startMinutes);
event.style.setProperty('--duration-minutes', eventData.duration);
event.style.top = `${startMinutes}px`;
event.style.height = `${eventData.duration}px`;
event.innerHTML = `
<swp-event-time>${this.formatTime(hours, minutes)}</swp-event-time>
<swp-event-title>${eventData.title}</swp-event-title>
`;
eventsLayer.appendChild(event);
}
setupEventListeners() {
// Navigation buttons
document.querySelector('[data-action="prev"]').addEventListener('click', () => {
// Calculate from targetWeek, not currentWeek
this.targetWeek.setDate(this.targetWeek.getDate() - 7);
const weekToShow = new Date(this.targetWeek);
this.animationQueue++;
this.animateTransition('prev', weekToShow);
});
document.querySelector('[data-action="next"]').addEventListener('click', () => {
// Calculate from targetWeek, not currentWeek
this.targetWeek.setDate(this.targetWeek.getDate() + 7);
const weekToShow = new Date(this.targetWeek);
this.animationQueue++;
this.animateTransition('next', weekToShow);
});
document.querySelector('[data-action="today"]').addEventListener('click', () => {
const today = new Date();
const todayWeekStart = this.getWeekStart(today);
// Reset to today
this.targetWeek = new Date(todayWeekStart);
const currentTime = this.currentWeek.getTime();
const targetTime = todayWeekStart.getTime();
if (currentTime < targetTime) {
this.animationQueue++;
this.animateTransition('next', todayWeekStart);
} else if (currentTime > targetTime) {
this.animationQueue++;
this.animateTransition('prev', todayWeekStart);
}
});
// Simple drag functionality
let draggedEvent = null;
document.addEventListener('mousedown', (e) => {
const event = e.target.closest('swp-event');
if (event) {
draggedEvent = event;
event.style.opacity = '0.5';
event.style.cursor = 'grabbing';
}
});
document.addEventListener('mouseup', () => {
if (draggedEvent) {
draggedEvent.style.opacity = '1';
draggedEvent.style.cursor = 'move';
draggedEvent = null;
}
});
}
animateTransition(direction, targetWeek) {
const container = document.querySelector('swp-calendar-container');
const currentWeek = document.querySelector('swp-grid-container');
// Create new week container
const newWeek = document.createElement('swp-grid-container');
newWeek.innerHTML = `
<swp-calendar-header></swp-calendar-header>
<swp-scrollable-content>
<swp-time-grid>
<swp-grid-lines></swp-grid-lines>
<swp-day-columns></swp-day-columns>
</swp-time-grid>
</swp-scrollable-content>
`;
// Position new week off-screen
newWeek.style.position = 'absolute';
newWeek.style.top = '0';
newWeek.style.left = '0';
newWeek.style.width = '100%';
newWeek.style.height = '100%';
newWeek.style.transform = direction === 'next' ? 'translateX(100%)' : 'translateX(-100%)';
// Add to container
container.appendChild(newWeek);
// Render new content in the new container using targetWeek
const tempHeader = newWeek.querySelector('swp-calendar-header');
const tempColumns = newWeek.querySelector('swp-day-columns');
// Clear any existing content
tempHeader.innerHTML = '';
tempColumns.innerHTML = '';
// Render headers for target week
for (let i = 0; i < 7; i++) {
const date = new Date(targetWeek);
date.setDate(date.getDate() + i);
const header = document.createElement('swp-day-header');
if (this.isToday(date)) {
header.dataset.today = 'true';
}
header.innerHTML = `
<swp-day-name>${['Sun', 'Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat'][date.getDay()]}</swp-day-name>
<swp-day-date>${date.getDate()}</swp-day-date>
`;
header.dataset.date = this.formatDate(date);
tempHeader.appendChild(header);
}
// Render columns for target week
for (let i = 0; i < 7; i++) {
const column = document.createElement('swp-day-column');
const date = new Date(targetWeek);
date.setDate(date.getDate() + i);
column.dataset.date = this.formatDate(date);
const eventsLayer = document.createElement('swp-events-layer');
column.appendChild(eventsLayer);
tempColumns.appendChild(column);
}
// Load events into new container
this.loadMockEventsIntoContainer(newWeek);
// Animate transition
requestAnimationFrame(() => {
// Slide out current week
currentWeek.style.transform = direction === 'next' ? 'translateX(-100%)' : 'translateX(100%)';
currentWeek.style.opacity = '0.5';
// Slide in new week
newWeek.style.transform = 'translateX(0)';
// Clean up after animation
setTimeout(() => {
currentWeek.remove();
newWeek.style.position = 'relative';
// Update currentWeek only after animation is complete
this.currentWeek = new Date(targetWeek);
this.animationQueue--;
// If this was the last queued animation, ensure we're in sync
if (this.animationQueue === 0) {
this.currentWeek = new Date(this.targetWeek);
}
// Update week info
this.updateWeekInfo();
}, 400);
});
}
loadMockEventsIntoContainer(container) {
const events = [
{
title: 'Team Standup',
type: 'meeting',
day: 1,
startTime: '09:00',
duration: 30
},
{
title: 'Client Meeting',
type: 'meeting',
day: 1,
startTime: '14:00',
duration: 90
},
{
title: 'Lunch',
type: 'meal',
day: 1,
startTime: '12:00',
duration: 60
},
{
title: 'Deep Work Session',
type: 'work',
day: 2,
startTime: '10:00',
duration: 120
},
{
title: 'Team Standup',
type: 'meeting',
day: 2,
startTime: '09:00',
duration: 30
},
{
title: 'Lunch',
type: 'meal',
day: 2,
startTime: '12:30',
duration: 60
},
{
title: 'Project Review',
type: 'meeting',
day: 3,
startTime: '15:00',
duration: 60
},
{
title: 'Lunch',
type: 'meal',
day: 3,
startTime: '12:00',
duration: 60
},
{
title: 'Sprint Planning',
type: 'meeting',
day: 4,
startTime: '10:00',
duration: 120
},
{
title: 'Coffee Break',
type: 'meal',
day: 4,
startTime: '15:00',
duration: 30
},
{
title: 'Documentation',
type: 'work',
day: 5,
startTime: '13:00',
duration: 180
}
];
const columns = container.querySelectorAll('swp-day-column');
events.forEach(event => {
this.renderEventInColumn(event, columns[event.day]);
});
}
renderEventInColumn(eventData, column) {
if (!column) return;
const eventsLayer = column.querySelector('swp-events-layer');
const event = document.createElement('swp-event');
event.dataset.type = eventData.type;
// Calculate position
const [hours, minutes] = eventData.startTime.split(':').map(Number);
const startMinutes = (hours - 7) * 60 + minutes; // 7 is start hour
event.style.setProperty('--start-minutes', startMinutes);
event.style.setProperty('--duration-minutes', eventData.duration);
event.style.top = `${startMinutes}px`;
event.style.height = `${eventData.duration}px`;
event.innerHTML = `
<swp-event-time>${this.formatTime(hours, minutes)}</swp-event-time>
<swp-event-title>${eventData.title}</swp-event-title>
`;
eventsLayer.appendChild(event);
}
updateCalendar() {
// This method is now only used for initial render
document.querySelector('swp-calendar-header').innerHTML = '';
document.querySelector('swp-day-columns').innerHTML = '';
this.renderWeekHeaders();
this.renderDayColumns();
this.loadMockEvents();
}
// Utility functions
getWeekStart(date) {
const d = new Date(date);
const day = d.getDay();
d.setDate(d.getDate() - day);
d.setHours(0, 0, 0, 0);
return d;
}
formatDate(date) {
return `${date.getFullYear()}-${String(date.getMonth() + 1).padStart(2, '0')}-${String(date.getDate()).padStart(2, '0')}`;
}
formatTime(hours, minutes) {
const period = hours >= 12 ? 'PM' : 'AM';
const displayHours = hours % 12 || 12;
return `${displayHours}:${String(minutes).padStart(2, '0')} ${period}`;
}
isToday(date) {
const today = new Date();
return date.toDateString() === today.toDateString();
}
}
// Initialize calendar
const calendar = new CalendarPOC();
</script>
</body>
</html>