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<script>
import { onMount, afterUpdate } from "svelte";
import { tweened } from "svelte/motion";
import { cubicOut } from "svelte/easing";
export let cards = [];
let currentIndex = 0;
let container;
let bullets = [];
let isDragging = false;
let startX = 0;
let currentTranslate = 0;
let prevTranslate = 0;
let animationID;
const x = tweened(0, {
duration: 400,
easing: cubicOut,
});
function handleTouchStart(event) {
startX = event.type.includes("mouse")
? event.pageX
: event.touches[0].clientX;
isDragging = true;
animationID = requestAnimationFrame(animation);
container.classList.add("grabbing");
}
function handleTouchMove(event) {
if (isDragging) {
const currentPosition = event.type.includes("mouse")
? event.pageX
: event.touches[0].clientX;
currentTranslate = prevTranslate + currentPosition - startX;
setSliderPosition();
}
}
function handleTouchEnd() {
cancelAnimationFrame(animationID);
isDragging = false;
container.classList.remove("grabbing");
const movedBy = currentTranslate - prevTranslate;
if (movedBy < -100 && currentIndex < cards.length - 1) {
currentIndex += 1;
} else if (movedBy > 100 && currentIndex > 0) {
currentIndex -= 1;
}
currentIndex = Math.min(Math.max(currentIndex, 0), cards.length - 1);
setPositionByIndex();
updateBullets();
}
function setPositionByIndex() {
currentTranslate = -currentIndex * container.offsetWidth;
prevTranslate = currentTranslate;
x.set(currentTranslate);
}
function animation() {
if (isDragging) requestAnimationFrame(animation);
}
function setSliderPosition() {
// Calculate translateX based on currentTranslate, not directly on container
const translateX = `translateX(${currentTranslate}px)`;
container.style.transform = translateX;
}
afterUpdate(() => {
bullets = Array.from(container.querySelectorAll(".bullet"));
});
function goToSlide(index) {
currentIndex = index;
setPositionByIndex();
updateBullets();
}
function updateBullets() {
bullets.forEach((bullet, i) => {
bullet.classList.toggle("active", i === currentIndex);
});
}
$: {
if (bullets.length) {
goToSlide(currentIndex);
}
}
</script>
<div class="flex items-center justify-center flex-col m-[50px_0]">
<div class="slider-container" bind:this={container} style="padding: 0 16px;">
<div class="slider" style="position: relative; overflow: hidden;">
{#each cards as card, index}
<div
class="card"
style="margin-right: 16px; transform: translateX({$x}px);"
>
<img src={card.image} alt={card.title} />
<h4>{card.title}</h4>
<p>{card.text}</p>
</div>
{/each}
</div>
</div>
<div class="bullets">
{#each cards as _, i}
<div
class="bullet"
class:active={i === currentIndex}
on:click={() => goToSlide(i)}
></div>
{/each}
</div>
</div>
<style>
.slider-container {
width: 320px; /* Display one card width */
position: relative;
/* box-shadow: 9px 3px 10px 1px #0000002b; */
border-radius: 10px;
}
.slider {
display: flex;
transition: transform 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}
.card {
flex: 0 0 calc(320px - 16px); /* Adjust for spacing */
height: 377px;
width: 315px;
background: white;
border-radius: 8px;
box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
display: flex;
flex-direction: column;
align-items: center;
overflow: hidden;
margin-right: 16px; /* Space between cards */
padding: 20px;
}
.card img {
width: 223px;
height: 139px;
object-fit: cover;
box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}
.card h4 {
margin: 16px 0;
font-size: 12px;
text-align: center;
font-weight: 700;
}
.card p {
padding: 0 16px;
line-height: 18px;
text-align: center;
font-weight: 400;
font-size: 10px;
}
.bullets {
display: flex;
justify-content: center;
margin-top: 20px;
}
.bullet {
width: 10px;
height: 10px;
background: #ccc;
border-radius: 50%;
margin: 0 5px;
cursor: pointer;
}
.bullet.active {
background: #1340ff !important;
}
.grabbing {
cursor: grabbing;
}
</style>
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