@splitsoftware/splitio-commons
Version:
Split JavaScript SDK common components
79 lines (78 loc) • 4.33 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.impressionsTrackerFactory = void 0;
var objectAssign_1 = require("../utils/lang/objectAssign");
var thenable_1 = require("../utils/promise/thenable");
var constants_1 = require("../logger/constants");
var constants_2 = require("../utils/constants");
/**
* Impressions tracker stores impressions in cache and pass them to the listener and integrations manager if provided.
*/
function impressionsTrackerFactory(settings, impressionsCache, noneStrategy, strategy, whenInit, integrationsManager, telemetryCache) {
var log = settings.log, impressionListener = settings.impressionListener, _a = settings.runtime, ip = _a.ip, hostname = _a.hostname, version = settings.version;
return {
track: function (impressions, attributes) {
if (settings.userConsent === constants_2.CONSENT_DECLINED)
return;
var impressionsToStore = impressions.filter(function (_a) {
var imp = _a.imp, disabled = _a.disabled;
return disabled ?
noneStrategy.process(imp) :
strategy.process(imp);
});
var impressionsLength = impressions.length;
var impressionsToStoreLength = impressionsToStore.length;
if (impressionsToStoreLength) {
var res = impressionsCache.track(impressionsToStore.map(function (item) { return item.imp; }));
// If we're on an async storage, handle error and log it.
if ((0, thenable_1.thenable)(res)) {
res.then(function () {
log.info(constants_1.IMPRESSIONS_TRACKER_SUCCESS, [impressionsLength]);
}).catch(function (err) {
log.error(constants_1.ERROR_IMPRESSIONS_TRACKER, [impressionsLength, err]);
});
}
else {
// Record when impressionsCache is sync only (standalone mode)
// @TODO we are not dropping impressions on full queue yet, so DROPPED stats are not recorded
if (telemetryCache) {
telemetryCache.recordImpressionStats(constants_2.QUEUED, impressionsToStoreLength);
telemetryCache.recordImpressionStats(constants_2.DEDUPED, impressionsLength - impressionsToStoreLength);
}
}
}
// @TODO next block might be handled by the integration manager. In that case, the metadata object doesn't need to be passed in the constructor
if (impressionListener || integrationsManager) {
var _loop_1 = function (i) {
var impressionData = {
// copy of impression, to avoid unexpected behavior if modified by integrations or impressionListener
impression: (0, objectAssign_1.objectAssign)({}, impressions[i].imp),
attributes: attributes,
ip: ip,
hostname: hostname,
sdkLanguageVersion: version
};
whenInit(function () {
// Wrap in a timeout because we don't want it to be blocking.
setTimeout(function () {
// integrationsManager.handleImpression does not throw errors
if (integrationsManager)
integrationsManager.handleImpression(impressionData);
try { // @ts-ignore. An exception on the listeners should not break the SDK.
if (impressionListener)
impressionListener.logImpression(impressionData);
}
catch (err) {
log.error(constants_1.ERROR_IMPRESSIONS_LISTENER, [err]);
}
});
});
};
for (var i = 0; i < impressionsLength; i++) {
_loop_1(i);
}
}
}
};
}
exports.impressionsTrackerFactory = impressionsTrackerFactory;