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/** |
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* Internal dependencies |
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*/ |
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import { exposeComponent } from "./utils"; |
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|
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function normalizeData(value) { |
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if (value === "true") { |
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return true; |
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} |
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|
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if (value === "false") { |
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return false; |
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} |
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|
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if (value === Number(value).toString()) { |
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return Number(value); |
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} |
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|
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if (value === "" || value === "null") { |
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return null; |
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} |
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|
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if (typeof value !== "string") { |
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return value; |
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} |
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|
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try { |
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return JSON.parse(decodeURIComponent(value)); |
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} catch { |
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return value; |
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} |
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} |
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|
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function normalizeDataKey(key) { |
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return key.replace(/[A-Z]/g, (chr) => `-${chr.toLowerCase()}`); |
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} |
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|
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function getDataAttributes( |
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element, |
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filterKey = (key) => key, |
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refineKey = (key) => key |
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) { |
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if (!element) { |
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return {}; |
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} |
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|
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const attributes = {}; |
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const dataKeys = Object.keys(element.dataset).filter(filterKey); |
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|
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for (const key of dataKeys) { |
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// let pureKey = key.replace(/^prefix/, ""); |
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let pureKey = refineKey(key); |
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pureKey = |
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pureKey.charAt(0).toLowerCase() + pureKey.slice(1, pureKey.length); |
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attributes[pureKey] = normalizeData(element.dataset[key]); |
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} |
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|
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return attributes; |
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} |
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|
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function getDataAttribute(element, key) { |
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return normalizeData(element.getAttribute(`data-${normalizeDataKey(key)}`)); |
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} |
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|
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function setDataAttribute(element, key, value) { |
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element.setAttribute(`data-${normalizeDataKey(key)}`, value); |
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} |
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|
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function removeDataAttribute(element, key) { |
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element.removeAttribute(`data-${normalizeDataKey(key)}`); |
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} |
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|
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exposeComponent("Dataset", { |
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normalizeData, |
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normalizeDataKey, |
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getDataAttributes, |
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getDataAttribute, |
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setDataAttribute, |
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removeDataAttribute, |
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}); |
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|
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export { |
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normalizeData, |
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normalizeDataKey, |
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getDataAttributes, |
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getDataAttribute, |
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setDataAttribute, |
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removeDataAttribute, |
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}; |
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|
