62 lines
1.8 KiB
JavaScript
62 lines
1.8 KiB
JavaScript
export const addRemoveClass = (el, bool, className) => {
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el.classList[bool ? 'add' : 'remove'](className);
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}
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export const createSpanEl = (attributes) => {
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const el = document.createElement('span');
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attributes = attributes || {};
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for (let key in attributes) {
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el.setAttribute(key, attributes[key]);
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}
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return el;
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}
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export const inRange = (value, min, max) => {
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return /^\d+$/.test(value) && min <= value && value <= max;
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}
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export const insertSpanEl = (el, after, attributes) => {
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const newEl = createSpanEl(attributes);
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el.parentNode.insertBefore(newEl, after ? el.nextSibling : el);
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return newEl;
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}
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export const isEmpty = (el) => {
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return null === el.getAttribute('value') || '' === el.value;
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}
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export const merge = (...args) => { // adapted from https://github.com/firstandthird/aug
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const results = {};
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args.forEach(prop => {
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Object.keys(prop || {}).forEach(propName => {
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if (args[0][propName] === undefined) return; // restrict keys to the defaults
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const propValue = prop[propName];
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if (type(propValue) === 'Object' && type(results[propName]) === 'Object') {
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results[propName] = merge(results[propName], propValue);
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return;
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}
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results[propName] = propValue;
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});
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});
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return results;
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}
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export const type = (value) => {
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return {}.toString.call(value).slice(8, -1);
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};
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export const values = (selectEl) => {
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const values = [];
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[].forEach.call(selectEl.options, (el) => {
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const value = parseInt(el.value, 10) || 0;
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if (value > 0) {
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values.push({
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index: el.index,
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text: el.text,
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value: value,
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})
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}
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});
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return values.sort((a, b) => a.value - b.value);
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}
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