@splitsoftware/splitio-commons
Version:
Split JavaScript SDK common components
58 lines (57 loc) • 2.69 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.SegmentsCacheInRedis = void 0;
var lang_1 = require("../../utils/lang");
var constants_1 = require("../inLocalStorage/constants");
var SegmentsCacheInRedis = /** @class */ (function () {
function SegmentsCacheInRedis(log, keys, redis) {
this.log = log;
this.redis = redis;
this.keys = keys;
}
/**
* Update the given segment `name` with the lists of `addedKeys`, `removedKeys` and `changeNumber`.
* The returned promise is resolved if the operation success, with `true` if the segment was updated (i.e., some key was added or removed),
* or rejected if it fails (e.g., Redis operation fails).
*/
SegmentsCacheInRedis.prototype.update = function (name, addedKeys, removedKeys, changeNumber) {
var segmentKey = this.keys.buildSegmentNameKey(name);
return Promise.all([
addedKeys.length && this.redis.sadd(segmentKey, addedKeys),
removedKeys.length && this.redis.srem(segmentKey, removedKeys),
this.redis.set(this.keys.buildSegmentTillKey(name), changeNumber + '')
]).then(function () {
return addedKeys.length > 0 || removedKeys.length > 0;
});
};
SegmentsCacheInRedis.prototype.isInSegment = function (name, key) {
return this.redis.sismember(this.keys.buildSegmentNameKey(name), key).then(function (matches) { return matches !== 0; });
};
SegmentsCacheInRedis.prototype.getChangeNumber = function (name) {
var _this = this;
return this.redis.get(this.keys.buildSegmentTillKey(name)).then(function (value) {
var i = parseInt(value, 10);
return (0, lang_1.isNaNNumber)(i) ? undefined : i;
}).catch(function (e) {
_this.log.error(constants_1.LOG_PREFIX + 'Could not retrieve changeNumber from segments storage. Error: ' + e);
return undefined;
});
};
SegmentsCacheInRedis.prototype.registerSegments = function (segments) {
if (segments.length) {
return this.redis.sadd(this.keys.buildRegisteredSegmentsKey(), segments).then(function () { return true; });
}
else {
return Promise.resolve(true);
}
};
SegmentsCacheInRedis.prototype.getRegisteredSegments = function () {
return this.redis.smembers(this.keys.buildRegisteredSegmentsKey());
};
// @TODO remove or implement. It is not being used.
SegmentsCacheInRedis.prototype.clear = function () {
return Promise.resolve();
};
return SegmentsCacheInRedis;
}());
exports.SegmentsCacheInRedis = SegmentsCacheInRedis;