Slider Effect03 - javascript

이미지 슬라이드 - 좌로 움직이기(연속적으로)

<!-- contents -->
<main>
    <div class="slider-wrap">
        <div class="slider-img">
            <div class="slider-inner">
                <div class="slider" data-name="이미지1">
                    <img src="../assets/img/bg6.jpg" alt="이미지1">
                </div>
                <div class="slider" data-name="이미지2">
                    <img src="../assets/img/bg7.jpg" alt="이미지2">
                </div>
                <div class="slider" data-name="이미지3">
                    <img src="../assets/img/bg8.jpg" alt="이미지3">
                </div>
                <div class="slider" data-name="이미지4">
                    <img src="../assets/img/bg9.jpg" alt="이미지4">
                </div>
                <div class="slider" data-name="이미지5">
                    <img src="../assets/img/bg1.jpg" alt="이미지5">
                </div>
            </div>
        </div>
    </div>
</main>
<!-- //contents -->

/* slider */
.slider-wrap {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100vh;
}
.slider-img {
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    width: 800px;
    height: 480px;
    overflow: hidden;
}
.slider-img img {
    width: 100%;
}
.slider-inner {
    position: relative;
    width: 4800px;
    height: 480px;
    overflow: hidden;
}
.slider-inner .slider {
    float: left;
    width: 800px;
    height: 480px;
    position: relative;
}
.slider-inner .slider::before {
    position: absolute;
    left: 5px;
    top: 5px;
    background: rgba(0,0,0,.4);
    color: #fff;
    padding: 5px 10px 3px;
    font-family: 'NEXONLv1Gothic';
}
.slider-inner .slider:nth-child(1) {
    z-index: 5;
}
.slider-inner .slider:nth-child(2) {
    z-index: 4;
}
.slider-inner .slider:nth-child(3) {
    z-index: 3;
}
.slider-inner .slider:nth-child(4) {
    z-index: 2;
}
.slider-inner .slider:nth-child(5) {
    z-index: 1;
}
.slider-inner .slider::before {
    content: attr(data-name);
}

const sliderWrap = document.querySelector(".slider-wrap");
const sliderImg = document.querySelector(".slider-img");
const sliderInner = document.querySelector(".slider-inner");
const slider = document.querySelectorAll(".slider");

let currentIndex = 0;
let sliderWidth = document.querySelector(".slider").offsetWidth;
let sliderCount = slider.length;
let sliderClone = sliderInner.firstElementChild.cloneNode(true);
sliderInner.appendChild(sliderClone);

setInterval(() => {
    currentIndex++;  // 0 1 2 3 4 5 6 7 8 9
    sliderInner.style.transition = "all 0.3s";
    sliderInner.style.transform = "translate(" + (-sliderWidth * currentIndex) + "px)";

    if(currentIndex == sliderCount){
        setTimeout(() => {
            sliderInner.style.transition = "0s";
            sliderInner.style.transform = "translateX(0)";
        }, 300);
        currentIndex = 0;
    };
}, 3000);

// 소스보기 실행함수
modal();