Current directory: /home/klas4s23/domains/585455.klas4s23.mid-ica.nl/public_html/Gastenboek/uploads
const slider = document.querySelector(".items");
const slides = document.querySelectorAll(".item");
const button = document.querySelectorAll(".button");
let current = 0;
let prev = slides.length - 1;
let next = 1;
for (let i = 0; i < button.length; i++) {
button[i].addEventListener("click", () => i == 0 ? gotoPrev() : gotoNext());
}
const gotoPrev = () => current > 0 ? gotoNum(current - 1) : gotoNum(slides.length - 1);
const gotoNext = () => current < slides.length - 1 ? gotoNum(current + 1) : gotoNum(0);
const gotoNum = number => {
current = number;
prev = current - 1;
next = current + 1;
for (let i = 0; i < slides.length; i++) {
slides[i].classList.remove("active");
slides[i].classList.remove("prev");
slides[i].classList.remove("next");
}
if (next == slides.length) {
next = 0;
}
if (prev == -1) {
prev = slides.length - 1;
}
slides[current].classList.add("active");
slides[prev].classList.add("prev");
slides[next].classList.add("next");
}