lml-main/packages/cosmo-redux-pusher/dist/epics/healthcheck.js

This is now a mono repository published into many standalone packages.

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
var moment = require("moment");
var rxjs_1 = require("rxjs");
var selectors_1 = require("../selectors");
var actions_1 = require("../actions");
// we must have a
var MIN_HEALTHCHECK_INTERVAL = 120000;
exports.pusherHealthcheck = function (action$, store) {
    return action$.ofType(actions_1.PUSHER_CONNECTION_SUCCESS)
        .mergeMap(function (action) {
        return rxjs_1.Observable.interval(120000).map(function (i) {
            var state = store.getState();
            var metadata = selectors_1.getMetadataState(state);
            var now = moment();
            var timedoutChannels = Object.keys(metadata)
                .filter(function (channel) {
                var item = metadata[channel];
                var diff = now.diff(moment(item.timestamp));
                return diff > MIN_HEALTHCHECK_INTERVAL;
            });
            if (timedoutChannels.length) {
                return actions_1.pusherHealthcheckTimeout(timedoutChannels);
            }
            return actions_1.pusherHealthcheckSuccess();
        });
    });
};
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