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31 lines
807 B
JavaScript
31 lines
807 B
JavaScript
/**
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* ViewerCounter show the number of active viewers
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*/
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export class ViewerCounter {
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/**
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* @param {HTMLElement} element
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* @param {String} streamName
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*/
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constructor(element, streamName) {
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this.element = element;
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this.url = "/_stats/" + streamName;
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this.uid = Math.floor(1e19 * Math.random()).toString(16);
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}
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/**
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* Regulary update counter
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*
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* @param {Number} updatePeriod
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*/
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regularUpdate(updatePeriod) {
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setInterval(() => this.refreshViewersCounter(), updatePeriod);
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}
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refreshViewersCounter() {
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fetch(this.url + "?uid=" + this.uid)
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.then(response => response.json())
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.then((data) => this.element.innerText = data.ConnectedViewers)
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.catch(console.log);
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}
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}
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