quantum-website-2026/js/script.js
2026-04-05 20:29:43 +05:30

908 lines
30 KiB
JavaScript

/* ================================================================
Quantum Tasks AI - Static Website JavaScript
================================================================ */
// Mobile navigation
(function() {
var btn = document.getElementById('hdr-burger');
var nav = document.getElementById('hdr-nav');
if (!btn || !nav) return;
btn.addEventListener('click', function() {
var open = nav.classList.toggle('open');
btn.setAttribute('aria-expanded', open);
});
document.addEventListener('click', function(e) {
if (!nav.contains(e.target) && !btn.contains(e.target)) {
nav.classList.remove('open');
btn.setAttribute('aria-expanded', 'false');
}
});
nav.querySelectorAll('a').forEach(function(a) {
a.addEventListener('click', function() {
nav.classList.remove('open');
btn.setAttribute('aria-expanded', 'false');
});
});
})();
// Smooth scrolling for anchor links
document.querySelectorAll('a[href^="#"]').forEach(anchor => {
anchor.addEventListener('click', function (e) {
e.preventDefault();
const target = document.querySelector(this.getAttribute('href'));
if (target) {
target.scrollIntoView({
behavior: 'smooth',
block: 'start'
});
}
});
});
// ================================================================
// CONTACT FORM HANDLER
// ================================================================
class ContactFormHandler {
constructor() {
this.form = document.getElementById('contactForm');
this.submitBtn = document.getElementById('submitBtn');
this.messagesDiv = document.getElementById('form-messages');
this.messageTextarea = document.getElementById('message');
this.messageCounter = document.getElementById('message-count');
if (this.form) {
this.init();
}
}
init() {
this.setupEventListeners();
if (this.messageTextarea && this.messageCounter) {
this.updateCharCounter();
}
}
setupEventListeners() {
this.form.addEventListener('submit', this.handleSubmit.bind(this));
if (this.messageTextarea) {
this.messageTextarea.addEventListener('input', this.updateCharCounter.bind(this));
}
// Real-time validation
['name', 'email', 'company', 'subject', 'message'].forEach(fieldName => {
const field = document.getElementById(fieldName);
if (field) {
field.addEventListener('blur', () => this.validateField(fieldName));
field.addEventListener('input', () => this.clearFieldError(fieldName));
}
});
}
updateCharCounter() {
if (!this.messageTextarea || !this.messageCounter) return;
const length = this.messageTextarea.value.length;
this.messageCounter.textContent = length;
const counter = this.messageCounter.parentElement;
counter.classList.remove('warning', 'error');
if (length > 900) {
counter.classList.add('error');
} else if (length > 800) {
counter.classList.add('warning');
}
}
validateField(fieldName) {
const field = document.getElementById(fieldName);
const errorDiv = document.getElementById(`${fieldName}-error`);
if (!field || !errorDiv) return true;
const value = field.value.trim();
let isValid = true;
let errorMessage = '';
switch(fieldName) {
case 'name':
if (value.length < 2) {
errorMessage = 'Name must be at least 2 characters long';
isValid = false;
} else if (value.length > 100) {
errorMessage = 'Name must be less than 100 characters';
isValid = false;
} else if (!/^[a-zA-Z\s\-\.']+$/.test(value)) {
errorMessage = 'Name contains invalid characters';
isValid = false;
}
break;
case 'email':
if (!value || value.length > 254) {
errorMessage = 'Please provide a valid email address';
isValid = false;
} else if (!/^[^\s@]+@[^\s@]+\.[^\s@]+$/.test(value)) {
errorMessage = 'Please enter a valid email format';
isValid = false;
}
break;
case 'company':
if (value && value.length > 100) {
errorMessage = 'Company name must be less than 100 characters';
isValid = false;
}
break;
case 'subject':
if (!value) {
errorMessage = 'Please select a subject';
isValid = false;
}
break;
case 'message':
if (value.length < 10) {
errorMessage = 'Message must be at least 10 characters long';
isValid = false;
} else if (value.length > 1000) {
errorMessage = 'Message must be less than 1000 characters';
isValid = false;
}
break;
}
if (isValid) {
field.classList.remove('error');
errorDiv.textContent = '';
} else {
field.classList.add('error');
errorDiv.textContent = errorMessage;
}
return isValid;
}
clearFieldError(fieldName) {
const field = document.getElementById(fieldName);
const errorDiv = document.getElementById(`${fieldName}-error`);
if (field) field.classList.remove('error');
if (errorDiv) errorDiv.textContent = '';
}
validateForm() {
const fields = ['name', 'email', 'subject', 'message'];
let isValid = true;
fields.forEach(fieldName => {
if (!this.validateField(fieldName)) {
isValid = false;
}
});
// Validate company if provided
const company = document.getElementById('company');
if (company && company.value.trim() && !this.validateField('company')) {
isValid = false;
}
return isValid;
}
showMessage(message, type = 'success') {
if (!this.messagesDiv) return;
this.messagesDiv.className = `form-messages ${type}`;
this.messagesDiv.textContent = message;
this.messagesDiv.style.display = 'block';
// Scroll to message
this.messagesDiv.scrollIntoView({ behavior: 'smooth', block: 'nearest' });
// Auto-hide success messages after 10 seconds
if (type === 'success') {
setTimeout(() => {
this.messagesDiv.style.display = 'none';
}, 10000);
}
}
setLoading(loading) {
if (!this.submitBtn) return;
const btnText = this.submitBtn.querySelector('.btn-text');
const btnLoading = this.submitBtn.querySelector('.btn-loading');
if (loading) {
if (btnText) btnText.style.display = 'none';
if (btnLoading) btnLoading.style.display = 'flex';
this.submitBtn.disabled = true;
} else {
if (btnText) btnText.style.display = 'inline';
if (btnLoading) btnLoading.style.display = 'none';
this.submitBtn.disabled = false;
}
}
async handleSubmit(e) {
e.preventDefault();
// Clear previous messages
if (this.messagesDiv) {
this.messagesDiv.style.display = 'none';
}
// Validate form
if (!this.validateForm()) {
this.showMessage('Please correct the errors above.', 'error');
return;
}
this.setLoading(true);
// Since this is a static site, we'll just show a success message
// and reset the form (no actual form submission to backend)
setTimeout(() => {
this.showMessage(
'Thank you for your message! We have received your inquiry and will get back to you within 24 hours. ' +
'For urgent matters, please email us directly at abhay@quantumtaskai.com',
'success'
);
this.form.reset();
if (this.messageTextarea && this.messageCounter) {
this.updateCharCounter();
}
// Clear any field errors
['name', 'email', 'company', 'subject', 'message'].forEach(fieldName => {
this.clearFieldError(fieldName);
});
this.setLoading(false);
}, 1500);
}
}
// ================================================================
// DIGITAL BRANDING PAGE INTERACTIONS
// ================================================================
class DigitalBrandingManager {
constructor() {
this.processCards = document.querySelectorAll('.process-step-card');
this.raceCards = document.querySelectorAll('.race-card');
this.serviceCards = document.querySelectorAll('.service-card');
this.ctaButtons = document.querySelectorAll('.cta-btn');
if (this.processCards.length > 0 || this.raceCards.length > 0 || this.serviceCards.length > 0) {
this.init();
}
}
init() {
this.setupCardInteractions();
this.setupButtonHovers();
this.addScrollAnimations();
}
setupCardInteractions() {
// Process step cards
this.processCards.forEach(card => {
card.addEventListener('mouseenter', () => {
this.highlightCard(card);
});
card.addEventListener('mouseleave', () => {
this.removeHighlight(card);
});
});
// RACE framework cards
this.raceCards.forEach(card => {
card.addEventListener('mouseenter', () => {
this.highlightCard(card);
});
card.addEventListener('mouseleave', () => {
this.removeHighlight(card);
});
});
// Service cards
this.serviceCards.forEach(card => {
card.addEventListener('mouseenter', () => {
this.highlightCard(card);
});
card.addEventListener('mouseleave', () => {
this.removeHighlight(card);
});
});
}
highlightCard(card) {
card.style.transform = 'translateY(-4px)';
card.style.boxShadow = '0 20px 40px rgba(30, 64, 175, 0.15)';
}
removeHighlight(card) {
card.style.transform = 'translateY(0)';
card.style.boxShadow = '';
}
setupButtonHovers() {
this.ctaButtons.forEach(button => {
button.addEventListener('mouseenter', () => {
button.style.transform = 'translateY(-2px)';
});
button.addEventListener('mouseleave', () => {
button.style.transform = '';
});
button.addEventListener('click', (e) => {
if (!button.classList.contains('loading')) {
button.classList.add('loading');
const originalText = button.textContent;
button.textContent = '⏳ Loading...';
setTimeout(() => {
if (button.classList.contains('loading')) {
button.classList.remove('loading');
button.textContent = originalText;
}
}, 2000);
}
});
});
}
addScrollAnimations() {
if ('IntersectionObserver' in window) {
const observerOptions = {
threshold: 0.1,
rootMargin: '0px 0px -50px 0px'
};
const observer = new IntersectionObserver((entries) => {
entries.forEach(entry => {
if (entry.isIntersecting) {
entry.target.style.opacity = '1';
entry.target.style.transform = 'translateY(0)';
}
});
}, observerOptions);
// Observe cards for scroll animations
[...this.processCards, ...this.raceCards, ...this.serviceCards].forEach((card, index) => {
card.style.opacity = '0';
card.style.transform = 'translateY(20px)';
card.style.transition = `opacity 0.6s ease ${index * 0.1}s, transform 0.6s ease ${index * 0.1}s`;
observer.observe(card);
});
// Observe sections
document.querySelectorAll('.section-header, .cta-content').forEach(section => {
section.style.opacity = '0';
section.style.transform = 'translateY(20px)';
section.style.transition = 'opacity 0.6s ease, transform 0.6s ease';
observer.observe(section);
});
}
}
}
// ================================================================
// GENERAL ANIMATIONS AND INTERACTIONS
// ================================================================
class GeneralInteractions {
constructor() {
this.init();
}
init() {
this.setupScrollAnimations();
this.setupCardHovers();
this.setupButtonEffects();
}
setupScrollAnimations() {
if ('IntersectionObserver' in window) {
const observerOptions = {
threshold: 0.1,
rootMargin: '0px 0px -50px 0px'
};
const observer = new IntersectionObserver((entries) => {
entries.forEach(entry => {
if (entry.isIntersecting) {
entry.target.classList.add('animate-in');
}
});
}, observerOptions);
// Observe elements for animations
document.querySelectorAll('.service-card, .client-card, .achievement-item, .trust-card').forEach(card => {
observer.observe(card);
});
}
}
setupCardHovers() {
// Add hover effects to all interactive cards
document.querySelectorAll('.service-card, .client-card, .choice-card, .quick-access-card').forEach(card => {
card.addEventListener('mouseenter', () => {
card.style.transform = 'translateY(-4px)';
});
card.addEventListener('mouseleave', () => {
card.style.transform = 'translateY(0)';
});
});
}
setupButtonEffects() {
// Add click effects to buttons
document.querySelectorAll('.btn-primary, .btn-secondary').forEach(button => {
button.addEventListener('click', (e) => {
// Create ripple effect
const ripple = document.createElement('span');
const rect = button.getBoundingClientRect();
const size = Math.max(rect.width, rect.height);
const x = e.clientX - rect.left - size / 2;
const y = e.clientY - rect.top - size / 2;
ripple.style.width = ripple.style.height = size + 'px';
ripple.style.left = x + 'px';
ripple.style.top = y + 'px';
ripple.classList.add('ripple');
button.appendChild(ripple);
setTimeout(() => {
ripple.remove();
}, 600);
});
});
}
}
// ================================================================
// INITIALIZATION
// ================================================================
document.addEventListener('DOMContentLoaded', function() {
// Initialize contact form handler
new ContactFormHandler();
// Initialize digital branding interactions
new DigitalBrandingManager();
// Initialize general interactions
new GeneralInteractions();
// Add loading animation to external links
document.querySelectorAll('a[href^="http"]:not([href*="quantumtaskai.com"])').forEach(link => {
link.addEventListener('click', function() {
const originalText = this.textContent;
this.style.opacity = '0.7';
this.textContent = '⏳ Loading...';
setTimeout(() => {
this.style.opacity = '1';
this.textContent = originalText;
}, 2000);
});
});
// Smooth loading for app links
document.querySelectorAll('a[href*="app.quantumtaskai.com"]').forEach(link => {
link.addEventListener('click', function(e) {
// Add loading state
this.style.opacity = '0.8';
const originalText = this.textContent;
this.textContent = '🚀 Launching...';
// Reset after a short delay if user comes back
setTimeout(() => {
this.style.opacity = '1';
this.textContent = originalText;
}, 3000);
});
});
});
// Add CSS for ripple effect
const rippleCSS = `
.ripple {
position: absolute;
border-radius: 50%;
background: rgba(255, 255, 255, 0.6);
transform: scale(0);
animation: ripple-animation 0.6s ease-out;
pointer-events: none;
}
@keyframes ripple-animation {
to {
transform: scale(4);
opacity: 0;
}
}
.animate-in {
animation: slideUp 0.6s ease-out;
}
@keyframes slideUp {
from {
opacity: 0;
transform: translateY(30px);
}
to {
opacity: 1;
transform: translateY(0);
}
}
`;
// Inject CSS
const style = document.createElement('style');
style.textContent = rippleCSS;
document.head.appendChild(style);
// ================================================================
// BLOG FUNCTIONALITY
// ================================================================
let blogData = null;
let filteredPosts = [];
let currentCategory = 'all';
let searchQuery = '';
// Load blog data
async function loadBlogData() {
try {
// Check if we're on a blog post page (in /blog/ directory)
const isInBlogDirectory = window.location.pathname.includes('/blog/');
const dataPath = isInBlogDirectory ? '../blog-data.json' : 'blog-data.json';
const response = await fetch(dataPath);
blogData = await response.json();
return blogData;
} catch (error) {
console.error('Failed to load blog data:', error);
return null;
}
}
// Load and display blog posts
async function loadBlogPosts() {
const loadingElement = document.getElementById('blogLoading');
const gridElement = document.getElementById('blogGrid');
const emptyElement = document.getElementById('blogEmpty');
if (!loadingElement || !gridElement) return;
// Show skeleton loading state
loadingElement.innerHTML = `
<div class="skeleton">
<div class="skeleton-item">
<div class="skeleton-line sm"></div>
<div class="skeleton-line lg"></div>
<div class="skeleton-line md"></div>
</div>
<div class="skeleton-item">
<div class="skeleton-line sm"></div>
<div class="skeleton-line lg"></div>
<div class="skeleton-line md"></div>
</div>
</div>`;
loadingElement.style.display = 'block';
gridElement.style.display = 'none';
if (emptyElement) emptyElement.style.display = 'none';
// Load data if not already loaded
if (!blogData) {
blogData = await loadBlogData();
if (!blogData) {
loadingElement.innerHTML = '<p>Failed to load blog posts.</p>';
return;
}
}
// Filter and display posts
filterAndDisplayPosts();
}
// Filter posts based on category and search
function filterAndDisplayPosts() {
if (!blogData) return;
let posts = blogData.posts;
// Filter by category
if (currentCategory !== 'all') {
posts = posts.filter(post => post.category === currentCategory);
}
// Filter by search query
if (searchQuery) {
const query = searchQuery.toLowerCase();
posts = posts.filter(post =>
post.title.toLowerCase().includes(query) ||
post.excerpt.toLowerCase().includes(query) ||
post.tags.some(tag => tag.toLowerCase().includes(query)) ||
post.content.toLowerCase().includes(query)
);
}
filteredPosts = posts;
displayBlogPosts(posts);
}
// Display blog posts in minimal list format
function displayBlogPosts(posts) {
const loadingElement = document.getElementById('blogLoading');
const gridElement = document.getElementById('blogGrid');
const emptyElement = document.getElementById('blogEmpty');
if (!gridElement) return;
// Hide loading
if (loadingElement) loadingElement.style.display = 'none';
if (posts.length === 0) {
gridElement.style.display = 'none';
if (emptyElement) emptyElement.style.display = 'block';
return;
}
// Show grid and hide empty state
gridElement.style.display = 'block';
if (emptyElement) emptyElement.style.display = 'none';
// Generate HTML for posts in minimal format
gridElement.innerHTML = posts.map((post, index) => {
const categoryInfo = blogData.categories[post.category] || { name: post.category };
const isFeatured = post.featured && index < 2;
return `
<article class="article-item ${isFeatured ? 'featured' : ''}" data-category="${post.category}">
<div class="article-meta">
<span class="article-category">${categoryInfo.name}</span>
<span>${formatDate(post.publishDate)}</span>
<span>${post.readTime}</span>
</div>
<h2 class="article-title">
<a href="blog/${post.slug}.html" class="article-link" style="color: inherit; text-decoration: none;">
${post.title}
</a>
</h2>
<p class="article-excerpt">${post.excerpt}</p>
<div class="article-footer">
<span class="article-author">${post.author}</span>
<a href="blog/${post.slug}.html" class="article-link">Read article →</a>
</div>
</article>
`;
}).join('');
}
// Format date for display
function formatDate(dateString) {
const options = { year: 'numeric', month: 'long', day: 'numeric' };
return new Date(dateString).toLocaleDateString('en-US', options);
}
// Filter by category
function filterCategory(category) {
currentCategory = category;
// Update active category button
document.querySelectorAll('.category-link').forEach(btn => {
btn.classList.remove('active');
});
event.target.classList.add('active');
// Filter and display posts
filterAndDisplayPosts();
}
// Search functionality
function searchBlog() {
const searchInput = document.getElementById('blogSearch');
if (!searchInput) return;
searchQuery = searchInput.value.trim();
filterAndDisplayPosts();
}
// Setup search input listener
function setupBlogSearch() {
const searchInput = document.getElementById('blogSearch');
if (!searchInput) return;
// Live search with debounce (no separate button needed)
let searchTimeout;
searchInput.addEventListener('input', function() {
clearTimeout(searchTimeout);
searchTimeout = setTimeout(() => {
searchQuery = this.value.trim();
filterAndDisplayPosts();
}, 300);
});
}
// Newsletter form handler
function setupNewsletterForm() {
const forms = document.querySelectorAll('#newsletterForm');
forms.forEach(form => {
form.addEventListener('submit', function(e) {
e.preventDefault();
const emailInput = this.querySelector('input[type="email"]');
const submitBtn = this.querySelector('button[type="submit"]');
if (!emailInput || !submitBtn) return;
const email = emailInput.value.trim();
if (!email) {
alert('Please enter your email address.');
return;
}
// Simulate newsletter signup
const originalText = submitBtn.textContent;
submitBtn.textContent = 'Subscribing...';
submitBtn.disabled = true;
setTimeout(() => {
submitBtn.textContent = '✓ Subscribed!';
emailInput.value = '';
setTimeout(() => {
submitBtn.textContent = originalText;
submitBtn.disabled = false;
}, 2000);
}, 1000);
});
});
}
// Load related articles for blog post pages
async function loadRelatedArticles() {
const relatedContainer = document.getElementById('relatedArticles');
if (!relatedContainer) return;
// Load blog data if not already loaded
if (!blogData) {
blogData = await loadBlogData();
if (!blogData) return;
}
// Get random 2 posts (excluding current post if applicable)
const currentSlug = window.location.pathname.split('/').pop().replace('.html', '');
const availablePosts = blogData.posts.filter(post => post.slug !== currentSlug);
const relatedPosts = shuffleArray(availablePosts).slice(0, 2);
// Display related posts
relatedContainer.innerHTML = relatedPosts.map(post => {
const categoryInfo = blogData.categories[post.category] || { name: post.category };
return `
<article class="related-card">
<div class="related-meta">
<span class="related-category">${categoryInfo.name}</span>
<span>${formatDate(post.publishDate)}</span>
<span>${post.readTime}</span>
</div>
<h4 class="related-title">
<a href="${post.slug}.html" class="related-link">${post.title}</a>
</h4>
<p class="related-excerpt">${post.excerpt}</p>
<div class="related-footer">
<span class="related-author">${post.author}</span>
<a href="${post.slug}.html" class="related-read">Read article</a>
</div>
</article>
`;
}).join('');
}
// Utility function to shuffle array
function shuffleArray(array) {
const shuffled = [...array];
for (let i = shuffled.length - 1; i > 0; i--) {
const j = Math.floor(Math.random() * (i + 1));
[shuffled[i], shuffled[j]] = [shuffled[j], shuffled[i]];
}
return shuffled;
}
// Reading progress for blog posts
function setupReadingProgress() {
const bar = document.getElementById('readingProgress') || document.getElementById('readingProgressBar');
if (!bar) return;
const update = () => {
const scrollTop = window.scrollY || document.documentElement.scrollTop;
const docHeight = document.documentElement.scrollHeight - window.innerHeight;
const progress = Math.max(0, Math.min(1, docHeight ? scrollTop / docHeight : 0));
bar.style.width = (progress * 100) + '%';
};
window.addEventListener('scroll', update, { passive: true });
window.addEventListener('resize', update);
update();
}
// Setup social sharing
function setupSocialSharing() {
document.querySelectorAll('.share-btn').forEach(btn => {
btn.addEventListener('click', function(e) {
e.preventDefault();
const platform = this.getAttribute('data-platform');
const url = encodeURIComponent(window.location.href);
const title = encodeURIComponent(document.title);
let shareUrl = '';
switch (platform) {
case 'twitter':
shareUrl = `https://twitter.com/intent/tweet?url=${url}&text=${title}`;
break;
case 'linkedin':
shareUrl = `https://www.linkedin.com/sharing/share-offsite/?url=${url}`;
break;
case 'facebook':
shareUrl = `https://www.facebook.com/sharer/sharer.php?u=${url}`;
break;
}
if (shareUrl) {
window.open(shareUrl, 'share', 'width=600,height=400');
}
});
});
}
// Initialize blog functionality
function initBlogFunctionality() {
// Setup search
setupBlogSearch();
// Setup newsletter forms
setupNewsletterForm();
// Setup social sharing
setupSocialSharing();
// Load related articles if on blog post page
if (document.getElementById('relatedArticles')) {
loadRelatedArticles();
}
// Setup reading progress on article pages if present
if (document.getElementById('readingProgress')) {
setupReadingProgress();
}
}
// Initialize blog when DOM is loaded
document.addEventListener('DOMContentLoaded', function() {
initBlogFunctionality();
});