@splitsoftware/splitio-commons
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Split JavaScript SDK common components
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JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.UniqueKeysCacheInRedis = void 0;
var tslib_1 = require("tslib");
var UniqueKeysCacheInMemory_1 = require("../inMemory/UniqueKeysCacheInMemory");
var constants_1 = require("./constants");
var constants_2 = require("./constants");
var sets_1 = require("../../utils/lang/sets");
var UniqueKeysCacheInRedis = /** @class */ (function (_super) {
tslib_1.__extends(UniqueKeysCacheInRedis, _super);
function UniqueKeysCacheInRedis(log, key, redis, uniqueKeysQueueSize, refreshRate) {
if (uniqueKeysQueueSize === void 0) { uniqueKeysQueueSize = constants_1.DEFAULT_CACHE_SIZE; }
if (refreshRate === void 0) { refreshRate = constants_1.REFRESH_RATE; }
var _this = _super.call(this, uniqueKeysQueueSize) || this;
_this.log = log;
_this.key = key;
_this.redis = redis;
_this.refreshRate = refreshRate;
_this.onFullQueue = function () { _this.postUniqueKeysInRedis(); };
return _this;
}
UniqueKeysCacheInRedis.prototype.postUniqueKeysInRedis = function () {
var _a;
var _this = this;
var featureNames = Object.keys(this.uniqueKeysTracker);
if (!featureNames.length)
return Promise.resolve(false);
var uniqueKeysArray = featureNames.map(function (featureName) {
var featureKeys = (0, sets_1.setToArray)(_this.uniqueKeysTracker[featureName]);
var uniqueKeysPayload = {
f: featureName,
ks: featureKeys
};
return JSON.stringify(uniqueKeysPayload);
});
this.clear();
return (_a = this.redis).rpush.apply(_a, tslib_1.__spreadArray([this.key], uniqueKeysArray, false)).then(function (data) {
// If this is the creation of the key on Redis, set the expiration for it in 3600 seconds.
if (data === featureNames.length) {
return _this.redis.expire(_this.key, constants_1.TTL_REFRESH);
}
})
.catch(function (err) {
_this.log.error("".concat(constants_2.LOG_PREFIX, "Error in uniqueKeys pipeline: ").concat(err, "."));
return false;
});
};
UniqueKeysCacheInRedis.prototype.start = function () {
this.intervalId = setInterval(this.postUniqueKeysInRedis.bind(this), this.refreshRate);
};
UniqueKeysCacheInRedis.prototype.stop = function () {
clearInterval(this.intervalId);
return this.postUniqueKeysInRedis();
};
/**
* 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.
*/
UniqueKeysCacheInRedis.prototype.popNRaw = function (count) {
var _this = this;
if (count === void 0) { count = 0; }
return this.redis.lrange(this.key, 0, count - 1).then(function (uniqueKeyItems) {
return _this.redis.ltrim(_this.key, uniqueKeyItems.length, -1)
.then(function () { return uniqueKeyItems.map(function (uniqueKeyItem) { return JSON.parse(uniqueKeyItem); }); });
});
};
return UniqueKeysCacheInRedis;
}(UniqueKeysCacheInMemory_1.UniqueKeysCacheInMemory));
exports.UniqueKeysCacheInRedis = UniqueKeysCacheInRedis;