@splitsoftware/splitio-commons
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Split JavaScript SDK common components
60 lines (59 loc) • 2.82 kB
JavaScript
import { __extends } from "tslib";
import { UniqueKeysCacheInMemory } from '../inMemory/UniqueKeysCacheInMemory';
import { DEFAULT_CACHE_SIZE, REFRESH_RATE } from '../inRedis/constants';
import { LOG_PREFIX } from './constants';
import { setToArray } from '../../utils/lang/sets';
var UniqueKeysCachePluggable = /** @class */ (function (_super) {
__extends(UniqueKeysCachePluggable, _super);
function UniqueKeysCachePluggable(log, key, wrapper, uniqueKeysQueueSize, refreshRate) {
if (uniqueKeysQueueSize === void 0) { uniqueKeysQueueSize = DEFAULT_CACHE_SIZE; }
if (refreshRate === void 0) { refreshRate = REFRESH_RATE; }
var _this = _super.call(this, uniqueKeysQueueSize) || this;
_this.log = log;
_this.key = key;
_this.wrapper = wrapper;
_this.refreshRate = refreshRate;
_this.onFullQueue = function () { _this.storeUniqueKeys(); };
return _this;
}
UniqueKeysCachePluggable.prototype.storeUniqueKeys = function () {
var _this = this;
var featureNames = Object.keys(this.uniqueKeysTracker);
if (!featureNames.length)
return Promise.resolve(false);
var uniqueKeysArray = featureNames.map(function (featureName) {
var featureKeys = setToArray(_this.uniqueKeysTracker[featureName]);
var uniqueKeysPayload = {
f: featureName,
ks: featureKeys
};
return JSON.stringify(uniqueKeysPayload);
});
this.clear();
return this.wrapper.pushItems(this.key, uniqueKeysArray)
.catch(function (err) {
_this.log.error("".concat(LOG_PREFIX, "Error in uniqueKeys pipeline: ").concat(err, "."));
return false;
});
};
UniqueKeysCachePluggable.prototype.start = function () {
this.intervalId = setInterval(this.storeUniqueKeys.bind(this), this.refreshRate);
};
UniqueKeysCachePluggable.prototype.stop = function () {
clearInterval(this.intervalId);
return this.storeUniqueKeys();
};
/**
* Async consumer API, used by synchronizer.
* @param count - number of items to pop from the queue. If not provided or equal 0, all items will be popped.
*/
UniqueKeysCachePluggable.prototype.popNRaw = function (count) {
var _this = this;
if (count === void 0) { count = 0; }
return Promise.resolve(count || this.wrapper.getItemsCount(this.key))
.then(function (count) { return _this.wrapper.popItems(_this.key, count); })
.then(function (uniqueKeyItems) { return uniqueKeyItems.map(function (uniqueKeyItem) { return JSON.parse(uniqueKeyItem); }); });
};
return UniqueKeysCachePluggable;
}(UniqueKeysCacheInMemory));
export { UniqueKeysCachePluggable };