77 lines
1.7 KiB
JavaScript
77 lines
1.7 KiB
JavaScript
const logger = require("jitsi-meet-logger").getLogger(__filename);
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/**
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* Create deferred object.
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*
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* @returns {{promise, resolve, reject}}
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*/
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export function createDeferred() {
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const deferred = {};
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deferred.promise = new Promise((resolve, reject) => {
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deferred.resolve = resolve;
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deferred.reject = reject;
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});
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return deferred;
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}
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/**
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* Reload page.
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*/
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export function reload() {
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window.location.reload();
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}
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/**
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* Redirects to a specific new URL by replacing the current location (in the
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* history).
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*
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* @param {string} url the URL pointing to the location where the user should
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* be redirected to.
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*/
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export function replace(url) {
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window.location.replace(url);
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}
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/**
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* Prints the error and reports it to the global error handler.
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*
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* @param e {Error} the error
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* @param msg {string} [optional] the message printed in addition to the error
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*/
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export function reportError(e, msg = "") {
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logger.error(msg, e);
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window.onerror && window.onerror(msg, null, null, null, e);
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}
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/**
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* Creates a debounced function that delays invoking func until after wait
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* milliseconds have elapsed since the last time the debounced function was
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* invoked.
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*
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* @param fn
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* @param wait
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* @param options
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* @returns {function(...[*])}
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*/
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export function debounce(fn, wait = 0, options = {}) {
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const leading = options.leading || false;
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const trailing
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= (typeof options.trailing === 'undefined') || options.trailing;
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let called = false;
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return (...args) => {
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if (!called) {
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leading && fn(...args);
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setTimeout(() => {
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called = false;
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trailing && fn(...args);
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}, wait);
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called = true;
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}
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};
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}
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