153 lines
3.6 KiB
JavaScript
153 lines
3.6 KiB
JavaScript
export const getRandomNumber = (min, max) =>
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Math.floor(Math.random() * (max - min) + min);
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export const generateChars = length => {
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let chars = '';
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for (let i = 0; i < length; i++) {
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const randomChar = getRandomNumber(0, 36);
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chars += randomChar.toString(36);
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}
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return chars;
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};
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export const generateId = (element, prefix) => {
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let id =
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element.id ||
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(element.name && `${element.name}-${generateChars(2)}`) ||
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generateChars(4);
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id = id.replace(/(:|\.|\[|\]|,)/g, '');
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id = `${prefix}-${id}`;
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return id;
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};
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export const getType = obj => Object.prototype.toString.call(obj).slice(8, -1);
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export const isType = (type, obj) =>
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obj !== undefined && obj !== null && getType(obj) === type;
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export const wrap = (element, wrapper = document.createElement('div')) => {
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if (element.nextSibling) {
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element.parentNode.insertBefore(wrapper, element.nextSibling);
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} else {
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element.parentNode.appendChild(wrapper);
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}
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return wrapper.appendChild(element);
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};
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/**
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* @param {HTMLElement} el
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* @param {string} attr
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*/
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export const findAncestorByAttrName = (el, attr) => el.closest(`[${attr}]`);
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export const getAdjacentEl = (startEl, className, direction = 1) => {
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if (!startEl || !className) {
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return;
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}
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const parent = startEl.parentNode.parentNode;
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const children = Array.from(parent.querySelectorAll(className));
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const startPos = children.indexOf(startEl);
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const operatorDirection = direction > 0 ? 1 : -1;
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return children[startPos + operatorDirection];
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};
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export const isScrolledIntoView = (el, parent, direction = 1) => {
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if (!el) {
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return;
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}
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let isVisible;
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if (direction > 0) {
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// In view from bottom
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isVisible =
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parent.scrollTop + parent.offsetHeight >= el.offsetTop + el.offsetHeight;
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} else {
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// In view from top
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isVisible = el.offsetTop >= parent.scrollTop;
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}
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return isVisible;
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};
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export const sanitise = value => {
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if (typeof value !== 'string') {
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return value;
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}
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return value
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.replace(/&/g, '&')
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.replace(/>/g, '&rt;')
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.replace(/</g, '<')
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.replace(/"/g, '"');
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};
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export const strToEl = (() => {
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const tmpEl = document.createElement('div');
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return str => {
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const cleanedInput = str.trim();
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tmpEl.innerHTML = cleanedInput;
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const firldChild = tmpEl.children[0];
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while (tmpEl.firstChild) {
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tmpEl.removeChild(tmpEl.firstChild);
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}
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return firldChild;
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};
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})();
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export const sortByAlpha =
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/**
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* @param {{ label?: string, value: string }} a
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* @param {{ label?: string, value: string }} b
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* @returns {number}
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*/
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({ value, label = value }, { value: value2, label: label2 = value2 }) =>
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label.localeCompare(label2, [], {
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sensitivity: 'base',
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ignorePunctuation: true,
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numeric: true,
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});
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export const sortByScore = (a, b) => a.score - b.score;
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export const dispatchEvent = (element, type, customArgs = null) => {
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const event = new CustomEvent(type, {
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detail: customArgs,
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bubbles: true,
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cancelable: true,
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});
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return element.dispatchEvent(event);
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};
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export const isIE11 = userAgent =>
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!!(userAgent.match(/Trident/) && userAgent.match(/rv[ :]11/));
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export const existsInArray = (array, value, key = 'value') =>
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array.some(item => {
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if (typeof value === 'string') {
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return item[key] === value.trim();
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}
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return item[key] === value;
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});
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export const cloneObject = obj => JSON.parse(JSON.stringify(obj));
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export const diff = (a, b) => {
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const aKeys = Object.keys(a).sort();
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const bKeys = Object.keys(b).sort();
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return aKeys.filter(i => bKeys.indexOf(i) < 0);
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};
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