lbry-desktop/ui/page/livestream/view.jsx
DispatchCommit 1e0afd1b86 Add live detection to livestream page
- reduce interval from 15 seconds to 10 seconds
2021-03-22 15:30:24 -07:00

97 lines
2.6 KiB
JavaScript

// @flow
import { BITWAVE_API } from 'constants/livestream';
import React from 'react';
import Page from 'component/page';
import LivestreamLayout from 'component/livestreamLayout';
import analytics from 'analytics';
type Props = {
uri: string,
claim: StreamClaim,
doSetPlayingUri: ({ uri: ?string }) => void,
isAuthenticated: boolean,
doUserSetReferrer: (string) => void,
channelClaim: ChannelClaim,
};
export default function LivestreamPage(props: Props) {
const {
uri,
claim,
doSetPlayingUri,
isAuthenticated,
doUserSetReferrer,
channelClaim,
} = props;
const [activeViewers, setActiveViewers] = React.useState(0);
const [isLive, setIsLive] = React.useState(false);
const livestreamChannelId = channelClaim && channelClaim.signing_channel && channelClaim.signing_channel.claim_id;
React.useEffect(() => {
function checkIsLive() {
fetch(`${BITWAVE_API}/${livestreamChannelId}`)
.then((res) => res.json())
.then((res) => {
if (!res || !res.data) {
setIsLive(false);
return;
}
setActiveViewers(res.data.viewCount);
if (res.data.hasOwnProperty('live')) {
setIsLive(res.data.live);
}
});
}
let interval;
if (livestreamChannelId) {
if (!interval) checkIsLive();
interval = setInterval(checkIsLive, 10 * 1000);
}
return () => {
if (interval) {
clearInterval(interval);
}
};
}, [livestreamChannelId]);
const stringifiedClaim = JSON.stringify(claim);
React.useEffect(() => {
if (uri && stringifiedClaim) {
const jsonClaim = JSON.parse(stringifiedClaim);
if (jsonClaim) {
const { txid, nout, claim_id: claimId } = jsonClaim;
const outpoint = `${txid}:${nout}`;
analytics.apiLogView(uri, outpoint, claimId);
}
if (!isAuthenticated) {
const uri = jsonClaim.signing_channel && jsonClaim.signing_channel.permanent_url;
if (uri) {
doUserSetReferrer(uri.replace('lbry://', ''));
}
}
}
}, [uri, stringifiedClaim, isAuthenticated]);
React.useEffect(() => {
// Set playing uri to null so the popout player doesnt start playing the dummy claim if a user navigates back
// This can be removed when we start using the app video player, not a bitwave iframe
doSetPlayingUri({ uri: null });
}, [doSetPlayingUri]);
return (
<Page className="file-page" filePage livestream>
<LivestreamLayout
uri={uri}
activeViewers={activeViewers}
isLive={isLive}
/>
</Page>
);
}