@splitsoftware/splitio-commons
Version:
Split JavaScript SDK common components
65 lines (64 loc) • 2.68 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.EventsCachePluggable = void 0;
var constants_1 = require("./constants");
var EventsCachePluggable = /** @class */ (function () {
function EventsCachePluggable(log, key, wrapper, metadata) {
this.log = log;
this.key = key;
this.wrapper = wrapper;
this.metadata = metadata;
}
/**
* Push given event to the storage.
* @param eventData - Event item to push.
* @returns A promise that is resolved with a boolean value indicating if the push operation succeeded or failed.
* Unlike `impressions::track`, The promise will never be rejected.
*/
EventsCachePluggable.prototype.track = function (eventData) {
var _this = this;
return this.wrapper.pushItems(this.key, [this._toJSON(eventData)])
// We use boolean values to signal successful queueing
.then(function () { return true; })
.catch(function (e) {
_this.log.error(constants_1.LOG_PREFIX + "Error adding event to queue: " + e + ".");
return false;
});
};
EventsCachePluggable.prototype._toJSON = function (eventData) {
return JSON.stringify({
m: this.metadata,
e: eventData
});
};
/**
* Returns a promise that resolves with the count of stored events, or 0 if there was some error.
* The promise will never be rejected.
*/
EventsCachePluggable.prototype.count = function () {
return this.wrapper.getItemsCount(this.key).catch(function () { return 0; });
};
/**
* Removes the given number of events from the store. If a number is not provided, it deletes all items.
* The returned promise rejects if the wrapper operation fails.
*/
EventsCachePluggable.prototype.drop = function (count) {
if (!count)
return this.wrapper.del(this.key);
return this.wrapper.popItems(this.key, count).then(function () { });
};
/**
* Pop the given number of events from the storage.
* The returned promise rejects if the wrapper operation fails.
*
* NOTE: this method doesn't take into account MAX_EVENT_SIZE or MAX_QUEUE_BYTE_SIZE limits.
* It is the submitter responsability to handle that.
*/
EventsCachePluggable.prototype.popNWithMetadata = function (count) {
return this.wrapper.popItems(this.key, count).then(function (items) {
return items.map(function (item) { return JSON.parse(item); });
});
};
return EventsCachePluggable;
}());
exports.EventsCachePluggable = EventsCachePluggable;