lbry-desktop/ui/redux/actions/websocket.js

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import * as ACTIONS from 'constants/action_types';
import { getAuthToken } from 'util/saved-passwords';
import { doNotificationList } from 'redux/actions/notifications';
const NOTIFICATION_WS_URL = 'wss://api.lbry.com/subscribe?auth_token=';
const COMMENT_WS_URL = `wss://comments.lbry.com/api/v2/live-chat/subscribe?subscription_id=`;
let sockets = {};
let closingSockets = {};
let retryCount = 0;
export const doSocketConnect = (url, cb) => {
function connectToSocket() {
if (sockets[url] !== undefined && sockets[url] !== null) {
sockets[url].close();
sockets[url] = null;
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}
const timeToWait = retryCount ** 2 * 1000;
setTimeout(() => {
sockets[url] = new WebSocket(url);
sockets[url].onopen = (e) => {
retryCount = 0;
console.log('\nConnected to WS \n\n'); // eslint-disable-line
};
sockets[url].onmessage = (e) => {
const data = JSON.parse(e.data);
cb(data);
};
sockets[url].onerror = (e) => {
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console.error('websocket onerror', e); // eslint-disable-line
// onerror and onclose will both fire, so nothing is needed here
};
sockets[url].onclose = () => {
console.log('\n Disconnected from WS\n\n'); // eslint-disable-line
if (!closingSockets[url]) {
retryCount += 1;
connectToSocket();
} else {
closingSockets[url] = null;
}
};
}, timeToWait);
}
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connectToSocket();
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};
export const doSocketDisconnect = (url) => (dispatch) => {
if (sockets[url] !== undefined && sockets[url] !== null) {
closingSockets[url] = true;
sockets[url].close();
sockets[url] = null;
dispatch({
type: ACTIONS.WS_DISCONNECT,
});
}
};
export const doNotificationSocketConnect = (enableNotifications) => (dispatch) => {
const authToken = getAuthToken();
if (!authToken) {
console.error('Unable to connect to web socket because auth token is missing'); // eslint-disable-line
return;
}
const url = `${NOTIFICATION_WS_URL}${authToken}`;
doSocketConnect(url, (data) => {
switch (data.type) {
case 'pending_notifications':
if (enableNotifications) {
dispatch(doNotificationList());
}
break;
case 'swap-status':
dispatch({
type: ACTIONS.COIN_SWAP_STATUS_RECEIVED,
data: data.data,
});
break;
}
});
};
export const doCommentSocketConnect = (uri, claimId) => (dispatch) => {
const url = `${COMMENT_WS_URL}${claimId}`;
doSocketConnect(url, (response) => {
if (response.type === 'delta') {
const newComment = response.data.comment;
dispatch({
type: ACTIONS.COMMENT_RECEIVED,
data: { comment: newComment, claimId, uri },
});
}
});
};
export const doCommentSocketDisconnect = (claimId) => (dispatch) => {
const url = `${COMMENT_WS_URL}${claimId}`;
dispatch(doSocketDisconnect(url));
};