forked from hero/www_hero
246 lines
9.1 KiB
JavaScript
246 lines
9.1 KiB
JavaScript
"use strict";
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var __assign = (this && this.__assign) || function () {
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__assign = Object.assign || function(t) {
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for (var s, i = 1, n = arguments.length; i < n; i++) {
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s = arguments[i];
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for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p))
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t[p] = s[p];
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}
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return t;
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};
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return __assign.apply(this, arguments);
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};
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Object.defineProperty(exports, "__esModule", { value: true });
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exports.initCarousels = void 0;
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var Default = {
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defaultPosition: 0,
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indicators: {
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items: [],
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activeClasses: 'bg-white dark:bg-gray-800',
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inactiveClasses: 'bg-white/50 dark:bg-gray-800/50 hover:bg-white dark:hover:bg-gray-800',
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},
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interval: 3000,
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onNext: function () { },
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onPrev: function () { },
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onChange: function () { },
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};
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var Carousel = /** @class */ (function () {
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function Carousel(items, options) {
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if (items === void 0) { items = []; }
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if (options === void 0) { options = Default; }
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this._items = items;
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this._options = __assign(__assign(__assign({}, Default), options), { indicators: __assign(__assign({}, Default.indicators), options.indicators) });
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this._activeItem = this.getItem(this._options.defaultPosition);
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this._indicators = this._options.indicators.items;
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this._intervalDuration = this._options.interval;
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this._intervalInstance = null;
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this._init();
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}
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/**
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* initialize carousel and items based on active one
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*/
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Carousel.prototype._init = function () {
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var _this = this;
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this._items.map(function (item) {
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item.el.classList.add('absolute', 'inset-0', 'transition-transform', 'transform');
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});
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// if no active item is set then first position is default
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if (this._getActiveItem()) {
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this.slideTo(this._getActiveItem().position);
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}
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else {
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this.slideTo(0);
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}
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this._indicators.map(function (indicator, position) {
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indicator.el.addEventListener('click', function () {
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_this.slideTo(position);
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});
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});
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};
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Carousel.prototype.getItem = function (position) {
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return this._items[position];
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};
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/**
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* Slide to the element based on id
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* @param {*} position
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*/
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Carousel.prototype.slideTo = function (position) {
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var nextItem = this._items[position];
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var rotationItems = {
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left: nextItem.position === 0
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? this._items[this._items.length - 1]
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: this._items[nextItem.position - 1],
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middle: nextItem,
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right: nextItem.position === this._items.length - 1
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? this._items[0]
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: this._items[nextItem.position + 1],
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};
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this._rotate(rotationItems);
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this._setActiveItem(nextItem);
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if (this._intervalInstance) {
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this.pause();
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this.cycle();
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}
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this._options.onChange(this);
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};
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/**
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* Based on the currently active item it will go to the next position
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*/
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Carousel.prototype.next = function () {
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var activeItem = this._getActiveItem();
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var nextItem = null;
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// check if last item
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if (activeItem.position === this._items.length - 1) {
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nextItem = this._items[0];
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}
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else {
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nextItem = this._items[activeItem.position + 1];
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}
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this.slideTo(nextItem.position);
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// callback function
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this._options.onNext(this);
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};
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/**
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* Based on the currently active item it will go to the previous position
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*/
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Carousel.prototype.prev = function () {
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var activeItem = this._getActiveItem();
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var prevItem = null;
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// check if first item
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if (activeItem.position === 0) {
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prevItem = this._items[this._items.length - 1];
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}
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else {
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prevItem = this._items[activeItem.position - 1];
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}
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this.slideTo(prevItem.position);
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// callback function
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this._options.onPrev(this);
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};
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/**
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* This method applies the transform classes based on the left, middle, and right rotation carousel items
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* @param {*} rotationItems
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*/
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Carousel.prototype._rotate = function (rotationItems) {
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// reset
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this._items.map(function (item) {
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item.el.classList.add('hidden');
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});
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// left item (previously active)
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rotationItems.left.el.classList.remove('-translate-x-full', 'translate-x-full', 'translate-x-0', 'hidden', 'z-20');
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rotationItems.left.el.classList.add('-translate-x-full', 'z-10');
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// currently active item
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rotationItems.middle.el.classList.remove('-translate-x-full', 'translate-x-full', 'translate-x-0', 'hidden', 'z-10');
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rotationItems.middle.el.classList.add('translate-x-0', 'z-20');
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// right item (upcoming active)
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rotationItems.right.el.classList.remove('-translate-x-full', 'translate-x-full', 'translate-x-0', 'hidden', 'z-20');
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rotationItems.right.el.classList.add('translate-x-full', 'z-10');
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};
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/**
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* Set an interval to cycle through the carousel items
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*/
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Carousel.prototype.cycle = function () {
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var _this = this;
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if (typeof window !== 'undefined') {
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this._intervalInstance = window.setInterval(function () {
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_this.next();
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}, this._intervalDuration);
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}
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};
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/**
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* Clears the cycling interval
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*/
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Carousel.prototype.pause = function () {
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clearInterval(this._intervalInstance);
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};
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/**
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* Get the currently active item
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*/
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Carousel.prototype._getActiveItem = function () {
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return this._activeItem;
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};
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/**
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* Set the currently active item and data attribute
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* @param {*} position
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*/
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Carousel.prototype._setActiveItem = function (item) {
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var _a, _b;
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var _this = this;
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this._activeItem = item;
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var position = item.position;
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// update the indicators if available
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if (this._indicators.length) {
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this._indicators.map(function (indicator) {
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var _a, _b;
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indicator.el.setAttribute('aria-current', 'false');
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(_a = indicator.el.classList).remove.apply(_a, _this._options.indicators.activeClasses.split(' '));
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(_b = indicator.el.classList).add.apply(_b, _this._options.indicators.inactiveClasses.split(' '));
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});
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(_a = this._indicators[position].el.classList).add.apply(_a, this._options.indicators.activeClasses.split(' '));
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(_b = this._indicators[position].el.classList).remove.apply(_b, this._options.indicators.inactiveClasses.split(' '));
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this._indicators[position].el.setAttribute('aria-current', 'true');
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}
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};
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return Carousel;
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}());
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function initCarousels() {
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document.querySelectorAll('[data-carousel]').forEach(function ($carouselEl) {
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var interval = $carouselEl.getAttribute('data-carousel-interval');
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var slide = $carouselEl.getAttribute('data-carousel') === 'slide'
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? true
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: false;
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var items = [];
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var defaultPosition = 0;
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if ($carouselEl.querySelectorAll('[data-carousel-item]').length) {
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Array.from($carouselEl.querySelectorAll('[data-carousel-item]')).map(function ($carouselItemEl, position) {
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items.push({
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position: position,
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el: $carouselItemEl,
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});
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if ($carouselItemEl.getAttribute('data-carousel-item') ===
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'active') {
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defaultPosition = position;
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}
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});
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}
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var indicators = [];
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if ($carouselEl.querySelectorAll('[data-carousel-slide-to]').length) {
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Array.from($carouselEl.querySelectorAll('[data-carousel-slide-to]')).map(function ($indicatorEl) {
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indicators.push({
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position: parseInt($indicatorEl.getAttribute('data-carousel-slide-to')),
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el: $indicatorEl,
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});
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});
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}
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var carousel = new Carousel(items, {
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defaultPosition: defaultPosition,
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indicators: {
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items: indicators,
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},
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interval: interval ? interval : Default.interval,
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});
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if (slide) {
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carousel.cycle();
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}
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// check for controls
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var carouselNextEl = $carouselEl.querySelector('[data-carousel-next]');
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var carouselPrevEl = $carouselEl.querySelector('[data-carousel-prev]');
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if (carouselNextEl) {
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carouselNextEl.addEventListener('click', function () {
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carousel.next();
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});
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}
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if (carouselPrevEl) {
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carouselPrevEl.addEventListener('click', function () {
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carousel.prev();
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});
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}
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});
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}
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exports.initCarousels = initCarousels;
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if (typeof window !== 'undefined') {
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window.Carousel = Carousel;
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window.initCarousels = initCarousels;
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}
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exports.default = Carousel;
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//# sourceMappingURL=index.js.map
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