VAT: adding logo block and carousel block

blocks/carousel/carousel.css

@@ -0,0 +1,227 @@
+.section.carousel-container {
+  padding: 0;
+}
+
+.carousel .carousel-slides-container {
+  position: relative;
+}
+
+.carousel .carousel-slides,
+.carousel .carousel-slide-indicators {
+  list-style: none;
+  margin: 0;
+  padding: 0;
+}
+
+.carousel .carousel-slides {
+  display: flex;
+  scroll-behavior: smooth;
+  scroll-snap-type: x mandatory;
+  overflow: scroll clip;
+}
+
+.carousel .carousel-slides::-webkit-scrollbar {
+  display: none;
+}
+
+.carousel .carousel-slide {
+  flex: 0 0 100%;
+  scroll-snap-align: start;
+  display: flex;
+  flex-direction: column;
+  align-items: flex-start;
+  justify-content: center;
+  position: relative;
+  width: 100%;
+  min-height: 1015px;
+}
+
+.carousel .carousel-slide:has(.carousel-slide-content[data-align="center"]) {
+  align-items: center;
+}
+
+.carousel .carousel-slide:has(.carousel-slide-content[data-align="right"]) {
+  align-items: flex-end;
+}
+
+.carousel .carousel-slide .carousel-slide-image picture {
+  position: absolute;
+  inset: 0;
+}
+
+.carousel .carousel-slide .carousel-slide-image picture > img {
+  height: 100%;
+  width: 100%;
+  object-fit: cover;
+}
+
+.carousel .carousel-slide .carousel-slide-content {
+  z-index: 1;
+  padding: 1rem;
+  margin: 1.5rem 3rem;
+  color: white;
+  background-color: none;
+  position: relative;
+  width: var(--slide-content-width, auto);
+}
+
+.carousel .carousel-slide .carousel-slide-content .button {
+    display: flex;
+    max-width: 260px;
+    align-items: center;
+    max-height: 60px;
+    position: relative;
+    border: 0;
+    height: 6rem;
+    width: 100%;
+    font-family: Calibre, Helvetica, Tahoma, Arial, sans-serif;
+    cursor: pointer;
+    appearance: none;
+    border-radius: .4rem;
+    transition: all .2s ease-in-out;
+    background: #80ba27;
+    color: #fff;
+    letter-spacing: -.02rem;
+    box-shadow: 0 .2rem .4rem 0 rgba(0 0 0 / 5%);
+    font-size: 18px;
+    font-weight: normal;
+}
+
+.carousel .carousel-slide-image::after {
+  width: 100vw;
+  height: 100vh;
+  display: block;
+  position: absolute;
+  top:0;
+  left: 0;
+  background-color: rgba(0 0 0 /30%);
+  content: " ";
+}
+
+.carousel .carousel-slide-indicators {
+  display: flex;
+  justify-content: center;
+  gap: 0.5rem;
+}
+
+.carousel .carousel-slide-indicator button {
+  width: 1rem;
+  height: 1rem;
+  padding: 0;
+  border-radius: 1rem;
+  background-color: rgba(0 0 0 / 25%);
+}
+
+.carousel .carousel-slide-indicator button:disabled,
+.carousel .carousel-slide-indicator button:hover,
+.carousel .carousel-slide-indicator button:focus-visible {
+  background-color: rgba(0 0 0 / 80%);
+}
+
+.carousel .carousel-slide-indicator span,
+.carousel .carousel-navigation-buttons span {
+  border: 0;
+  clip: rect(0 0 0 0);
+  clip-path: inset(50%);
+  height: 1px;
+  margin: -1px;
+  overflow: hidden;
+  padding: 0;
+  position: absolute;
+  width: 1px;
+  white-space: nowrap;
+}
+
+.carousel .carousel-navigation-buttons {
+  position: absolute;
+  top: 50%;
+  transform: translateY(-50%);
+  left: 0.5rem;
+  right: 0.5rem;
+  display: flex;
+  align-items: center;
+  justify-content: flex-end;
+  gap: 20px;
+  margin-right: 5rem;
+  z-index: 1;
+}
+
+/* stylelint-disable-next-line no-descending-specificity */
+.carousel .carousel-navigation-buttons button {
+  border-radius: 8px;
+  margin: 0;
+  padding: 0;
+  width: 2rem;
+  height: 2rem;
+  position: relative;
+  background-color: transparent;
+}
+
+.carousel .carousel-navigation-buttons button:hover,
+.carousel .carousel-navigation-buttons button:focus-visible {
+  background-color: transparent;
+}
+
+.carousel .carousel-navigation-buttons button::after {
+  display: block;
+  content: "";
+  border: 3px white solid;
+  border-bottom: 0;
+  border-left: 0;
+  height: 0.75rem;
+  width: 0.75rem;
+  position: absolute;
+  top: 50%;
+  left: calc(50% + 3px);
+  transform: translate(-50%, -50%) rotate(-135deg);
+}
+
+.carousel .carousel-navigation-buttons button.slide-next::after {
+  transform: translate(-50%, -50%)  rotate(45deg);
+  left: calc(50% - 3px);
+}
+
+@media (width >= 600px) {
+  .carousel .carousel-navigation-buttons {
+    left: 1rem;
+    right: 1rem;
+  }
+
+  .carousel .carousel-navigation-buttons button {
+    width: 3rem;
+    height: 3rem;
+  }
+
+  .carousel .carousel-navigation-buttons button::after {
+    width: 1rem;
+    height: 1rem;
+  }
+
+  .carousel .carousel-slide .carousel-slide-content {
+    --slide-content-width: 50%;
+
+    margin: 2.5rem 5rem;
+  }
+
+  .carousel .carousel-slide .carousel-slide-content h3 {
+    color: #fff;
+  }
+
+  .carousel .carousel-slide .carousel-slide-content[data-align="justify"] {
+    --slide-content-width: auto;
+  }
+}
+
+
+.carousel-container .carousel-wrapper {
+  max-width: 100%;
+  height: calc(100vh - 64px);
+  min-height: calc(100vh - 64px);
+}
+
+@media (width >= 900px) {
+  .carousel-container .carousel-wrapper {
+    max-width: 100%;
+    min-height: 1015px;
+  }
+}

blocks/carousel/carousel.js

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+import { fetchPlaceholders } from '../../scripts/aem.js';
+
+function updateActiveSlide(slide) {
+  const block = slide.closest('.carousel');
+  const slideIndex = parseInt(slide.dataset.slideIndex, 10);
+  block.dataset.activeSlide = slideIndex;
+
+  const slides = block.querySelectorAll('.carousel-slide');
+
+  slides.forEach((aSlide, idx) => {
+    aSlide.setAttribute('aria-hidden', idx !== slideIndex);
+    aSlide.querySelectorAll('a').forEach((link) => {
+      if (idx !== slideIndex) {
+        link.setAttribute('tabindex', '-1');
+      } else {
+        link.removeAttribute('tabindex');
+      }
+    });
+  });
+
+  const indicators = block.querySelectorAll('.carousel-slide-indicator');
+  indicators.forEach((indicator, idx) => {
+    if (idx !== slideIndex) {
+      indicator.querySelector('button').removeAttribute('disabled');
+    } else {
+      indicator.querySelector('button').setAttribute('disabled', 'true');
+    }
+  });
+}
+
+function showSlide(block, slideIndex = 0) {
+  const slides = block.querySelectorAll('.carousel-slide');
+  let realSlideIndex = slideIndex < 0 ? slides.length - 1 : slideIndex;
+  if (slideIndex >= slides.length) realSlideIndex = 0;
+  const activeSlide = slides[realSlideIndex];
+
+  activeSlide.querySelectorAll('a').forEach((link) => link.removeAttribute('tabindex'));
+  block.querySelector('.carousel-slides').scrollTo({
+    top: 0,
+    left: activeSlide.offsetLeft,
+    behavior: 'smooth',
+  });
+}
+
+function bindEvents(block) {
+  const slideIndicators = block.querySelector('.carousel-slide-indicators');
+  if (!slideIndicators) return;
+
+  slideIndicators.querySelectorAll('button').forEach((button) => {
+    button.addEventListener('click', (e) => {
+      const slideIndicator = e.currentTarget.parentElement;
+      showSlide(block, parseInt(slideIndicator.dataset.targetSlide, 10));
+    });
+  });
+
+  block.querySelector('.slide-prev').addEventListener('click', () => {
+    showSlide(block, parseInt(block.dataset.activeSlide, 10) - 1);
+  });
+  block.querySelector('.slide-next').addEventListener('click', () => {
+    showSlide(block, parseInt(block.dataset.activeSlide, 10) + 1);
+  });
+
+  const slideObserver = new IntersectionObserver((entries) => {
+    entries.forEach((entry) => {
+      if (entry.isIntersecting) updateActiveSlide(entry.target);
+    });
+  }, { threshold: 0.5 });
+  block.querySelectorAll('.carousel-slide').forEach((slide) => {
+    slideObserver.observe(slide);
+  });
+}
+
+function createSlide(row, slideIndex, carouselId) {
+  const slide = document.createElement('li');
+  slide.dataset.slideIndex = slideIndex;
+  slide.setAttribute('id', `carousel-${carouselId}-slide-${slideIndex}`);
+  slide.classList.add('carousel-slide');
+
+  row.querySelectorAll(':scope > div').forEach((column, colIdx) => {
+    column.classList.add(`carousel-slide-${colIdx === 0 ? 'image' : 'content'}`);
+    slide.append(column);
+  });
+
+  const labeledBy = slide.querySelector('h1, h2, h3, h4, h5, h6');
+  if (labeledBy) {
+    slide.setAttribute('aria-labelledby', labeledBy.getAttribute('id'));
+  }
+
+  return slide;
+}
+
+let carouselId = 0;
+export default async function decorate(block) {
+  carouselId += 1;
+  block.setAttribute('id', `carousel-${carouselId}`);
+  const rows = block.querySelectorAll(':scope > div');
+  const isSingleSlide = rows.length < 2;
+
+  const placeholders = await fetchPlaceholders();
+
+  block.setAttribute('role', 'region');
+  block.setAttribute('aria-roledescription', placeholders.carousel || 'Carousel');
+
+  const container = document.createElement('div');
+  container.classList.add('carousel-slides-container');
+
+  const slidesWrapper = document.createElement('ul');
+  slidesWrapper.classList.add('carousel-slides');
+  block.prepend(slidesWrapper);
+
+  let slideIndicators;
+  if (!isSingleSlide) {
+    const slideIndicatorsNav = document.createElement('nav');
+    slideIndicatorsNav.setAttribute('aria-label', placeholders.carouselSlideControls || 'Carousel Slide Controls');
+    slideIndicators = document.createElement('ol');
+    slideIndicators.classList.add('carousel-slide-indicators');
+    slideIndicatorsNav.append(slideIndicators);
+    block.append(slideIndicatorsNav);
+
+    const slideNavButtons = document.createElement('div');
+    slideNavButtons.classList.add('carousel-navigation-buttons');
+    slideNavButtons.innerHTML = `
+      <button type="button" class= "slide-prev" aria-label="${placeholders.previousSlide || 'Previous Slide'}"></button>
+      <button type="button" class="slide-next" aria-label="${placeholders.nextSlide || 'Next Slide'}"></button>
+    `;
+
+    container.append(slideNavButtons);
+  }
+
+  rows.forEach((row, idx) => {
+    const slide = createSlide(row, idx, carouselId);
+    slidesWrapper.append(slide);
+
+    if (slideIndicators) {
+      const indicator = document.createElement('li');
+      indicator.classList.add('carousel-slide-indicator');
+      indicator.dataset.targetSlide = idx;
+      indicator.innerHTML = `<button type="button"><span>${placeholders.showSlide || 'Show Slide'} ${idx + 1} ${placeholders.of || 'of'} ${rows.length}</span></button>`;
+      slideIndicators.append(indicator);
+    }
+    row.remove();
+  });
+
+  container.append(slidesWrapper);
+  block.prepend(container);
+
+  if (!isSingleSlide) {
+    bindEvents(block);
+  }
+}

blocks/logo/logo.css

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+.logo {
+  display: block;
+}