UNPKG

@push.rocks/lik

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Provides a collection of lightweight helpers and utilities for Node.js projects.

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import * as plugins from './classes.plugins.js'; import { InterestMap } from './classes.interestmap.js'; export class Interest { options; interestMapRef; originalInterest; comparisonFunc; destructionTimer = new plugins.smarttime.Timer(10000); isFullfilled = false; isDestroyed = false; /** * a generic store to store objects in that are needed for fullfillment; */ fullfillmentStore = []; /** * a cancellable timeout for the markLostAfterDefault feature */ markLostTimeout = null; /** * quick access to a string that makes the interest comparable for checking for similar interests */ get comparisonString() { return this.comparisonFunc(this.originalInterest); } interestDeferred = new plugins.smartpromise.Deferred(); interestFullfilled = this.interestDeferred.promise; /** * fullfill the interest */ fullfillInterest(objectArg) { this.isFullfilled = true; this.fullfillmentStore = []; this.interestDeferred.resolve(objectArg); this.destroy(); } constructor(interestMapArg, interestArg, comparisonFuncArg, optionsArg) { this.interestMapRef = interestMapArg; this.originalInterest = interestArg; this.comparisonFunc = comparisonFuncArg; this.options = optionsArg; this.destructionTimer.completed.then(() => { if (!this.isDestroyed) { this.destroy(); } }); if (this.options?.markLostAfterDefault) { this.markLostTimeout = new plugins.smartdelay.Timeout(this.options.markLostAfterDefault); this.markLostTimeout.promise.then(() => { if (!this.isDestroyed) { this.markLost(); } }); } } // =============================== // LIFECYCLE MANAGEMENT // =============================== /** * self destructs the interest */ destroy() { if (this.isDestroyed) { return; } this.isDestroyed = true; // Cancel timers to release references this.destructionTimer.reset(); if (this.markLostTimeout) { this.markLostTimeout.cancel(); this.markLostTimeout = null; } // Clear the fulfillment store this.fullfillmentStore = []; // Remove from the InterestMap this.interestMapRef.removeInterest(this); // Fulfill with default if not yet fulfilled (inlined to avoid mutual recursion) if (!this.isFullfilled && this.options?.defaultFullfillment) { this.isFullfilled = true; this.interestDeferred.resolve(this.options.defaultFullfillment); } } /** * notifies the interest that the interest in it has been lost */ markLost() { this.destructionTimer.start(); } /** * notifies the interest that the interest in it has been restored */ renew() { this.destructionTimer.reset(); } } //# sourceMappingURL=data:application/json;base64,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