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script.js
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script.js
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"use strict";
/////////////////////////////////////////////////////////////
// Elements
/////////////////////////////////////////////////////////////
const modal = document.querySelector(".modal");
const overlay = document.querySelector(".overlay");
const btnsOpenModal = document.querySelectorAll(".btn--show-modal");
const btnCloseModal = document.querySelector(".btn--close-modal");
const nav = document.querySelector(".nav");
const navLinks = document.querySelector(".nav__links");
const header = document.querySelector(".header");
const toggleBtn = document.querySelector(".nav__toggle");
const btnScrollTo = document.querySelector(".btn--scroll-to");
const allSections = document.querySelectorAll(".section");
const section1 = document.querySelector("#section--1");
const tabsContainer = document.querySelector(".operations__tab-container");
const tabs = document.querySelectorAll(".operations__tab");
const tabsContent = document.querySelectorAll(".operations__content");
const cookieBody = document.querySelector(".cookie");
const cookieCloseBtn = document.querySelector(".cookie__close");
const imgTargets = document.querySelectorAll("img[data-src]");
//cookies
cookieCloseBtn.addEventListener("click", () => {
cookieBody.classList.add("hidden");
cookieBody.style.bottom = "-12rem";
});
//sticky navbar making
const navHeight = nav.getBoundingClientRect().height;
function stickyNavbar(entries) {
const entry = entries[0];
if (!entry.isIntersecting) {
nav.classList.add("sticky");
} else nav.classList.remove("sticky");
}
const headerObserver = new IntersectionObserver(stickyNavbar, {
root: null, //viewport
threshold: 0,
rootMargin: `-${navHeight}px`,
});
headerObserver.observe(header);
//section's reveling creation
function sectionRevealing(entries, observer) {
const [entry] = entries;
if (entry.isIntersecting) {
entry.target.classList.remove("section--hidden");
} else return;
observer.unobserve(entry.target);
}
const sectionObserver = new IntersectionObserver(sectionRevealing, {
root: null,
threshold: 0.2,
});
allSections.forEach((section) => {
sectionObserver.observe(section);
section.classList.add("section--hidden");
});
//modal window making
function openModal(e) {
e.preventDefault();
modal.classList.remove("hidden");
overlay.classList.remove("hidden");
}
function closeModal() {
modal.classList.add("hidden");
overlay.classList.add("hidden");
}
btnsOpenModal.forEach((btn) => btn.addEventListener("click", openModal));
btnCloseModal.addEventListener("click", closeModal);
overlay.addEventListener("click", closeModal);
// modal close by Esc button
document.addEventListener("keydown", function (e) {
if (e.key === "Escape" && !modal.classList.contains("hidden")) {
closeModal();
}
});
// smooth scroll behaviour
navLinks.addEventListener("click", (e) => {
e.preventDefault();
if (e.target.classList.contains("nav__link")) {
const attr = e.target.getAttribute("href");
document.querySelector(attr).scrollIntoView({ behavior: "smooth" });
}
});
// nav toggle activation
toggleBtn.addEventListener("click", function () {
if (navLinks.classList.contains("nav__open")) {
navLinks.classList.remove("nav__open");
document.querySelector("html").style.overflow = "visible";
} else {
navLinks.classList.add("nav__open");
document.querySelector("html").style.overflow = "hidden";
}
});
navLinks.addEventListener("click", () => {
navLinks.classList.contains("nav__open") &&
navLinks.classList.remove("nav__open");
document.querySelector("html").style.overflow = "visible";
});
//btn Scroll to a specific section
btnScrollTo.addEventListener("click", () => {
section1.scrollIntoView({ behavior: "smooth" });
});
//lazy loading
function loadImg(entries, observer) {
const entry = entries[0];
if (!entry.isIntersecting) return;
entry.target.src = entry.target.dataset.src;
entry.target.addEventListener("load", () => {
entry.target.classList.remove("lazy-img");
});
}
const imgObserver = new IntersectionObserver(loadImg, {
root: null,
threshold: 0,
rootMargin: "250px",
});
imgTargets.forEach((img) => imgObserver.observe(img));
// slider making with js
// slider making variables
const slides = document.querySelectorAll(".slide");
const slider = document.querySelector(".slider");
const btnLeft = document.querySelector(".slider__btn--left");
const btnRight = document.querySelector(".slider__btn--right");
const dotContainer = document.querySelector(".dots");
// slider state for the next and previous slide
let currentSlide = 0;
const maxSlide = slides.length - 1;
//creating dots
function creatingDots() {
slides.forEach((_, index) => {
const dot = `<button class="dots__dot" data-slide="${index}"></button>`;
dotContainer.insertAdjacentHTML("beforeend", dot);
});
}
creatingDots();
//active dot
function activateDot(slide) {
document
.querySelectorAll(".dots__dot")
.forEach((dot) => dot.classList.remove("dots__dot--active"));
document
.querySelector(`.dots__dot[data-slide="${slide}"]`)
.classList.add("dots__dot--active");
}
activateDot(0);
// // dot event handelar
dotContainer.addEventListener("click", (e) => {
if (e.target.classList.contains("dots__dot")) {
activateDot(e.target.dataset.slide);
updateSlide(e.target.dataset.slide);
}
});
//updating slide one by one
function updateSlide(currentSlide) {
slides.forEach(
(slide, i) =>
(slide.style.transform = `translateX(${100 * (i - currentSlide)}%)`)
);
}
updateSlide(0);
//slider
function previousSlide() {
console.log("pre");
if (currentSlide === 0) {
currentSlide = maxSlide;
} else currentSlide--;
updateSlide(currentSlide);
}
function nextSlide() {
console.log("next");
if (currentSlide === maxSlide) {
currentSlide = 0;
} else currentSlide++;
updateSlide(currentSlide);
}
// left and right btn event handelars
btnLeft.addEventListener("click", previousSlide);
btnRight.addEventListener("click", nextSlide);
////tabs
tabsContainer.addEventListener("click", function (e) {
const clicked = e.target.closest(".operations__tab");
// Guard clause
if (!clicked) return;
// Remove active classes
tabs.forEach((tab) => tab.classList.remove("operations__tab--active"));
tabsContent.forEach((tabContent) =>
tabContent.classList.remove("operations__content--active")
);
// Activate tab
clicked.classList.add("operations__tab--active");
// Activate content area
document
.querySelector(`.operations__content--${clicked.dataset.tab}`)
.classList.add("operations__content--active");
});