60 lines
1.5 KiB
JavaScript
60 lines
1.5 KiB
JavaScript
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this file,
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* You can obtain one at http://mozilla.org/MPL/2.0/. */
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import React, { useEffect } from "react";
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import { Localized } from "./MSLocalized";
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const MS_STRING_PROP = "string_id";
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const ZAP_SIZE_THRESHOLD = 160;
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function calculateZapLength() {
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let span = document.querySelector(".zap");
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if (!span) {
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return;
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}
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let rect = span.getBoundingClientRect();
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if (rect && rect.width > ZAP_SIZE_THRESHOLD) {
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span.classList.add("long");
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} else {
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span.classList.add("short");
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}
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}
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export const Zap = props => {
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useEffect(() => {
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requestAnimationFrame(() => calculateZapLength());
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});
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if (!props.text) {
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return null;
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}
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if (props.hasZap) {
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if (typeof props.text === "object" && props.text[MS_STRING_PROP]) {
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return (
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<Localized text={props.text}>
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<h1 className="welcomeZap">
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<span data-l10n-name="zap" className="zap" />
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</h1>
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</Localized>
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);
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} else if (typeof props.text === "string") {
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// Parse string to zap style last word of the props.text
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let titleArray = props.text.split(" ");
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let lastWord = `${titleArray.pop()}`;
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return (
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<h1 className="welcomeZap">
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{titleArray.join(" ").concat(" ")}
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<span className="zap">{lastWord}</span>
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</h1>
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);
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}
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} else {
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return (
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<Localized text={props.text}>
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<h1 />
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</Localized>
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);
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}
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return null;
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};
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