@magicbell/core
Version:
Official MagicBell API wrapper
26 lines • 825 B
JavaScript
import Notification from './Notification.js';
/**
* A factory to create notifications. It implements identity map so there is
* one and only one representation of a notification in the system.
*
* @example
* const notification = NotificationFactory.create({ id });
* notification.fetch();
*/
export default class NotificationFactory {
static identityMap = new Map();
static create(data) {
if (data instanceof Notification)
return data;
let instance = this.identityMap.get(data.id);
if (!instance) {
instance = new Notification(data);
this.cacheInstance(instance);
}
return instance;
}
static cacheInstance(instance) {
this.identityMap.set(instance.id, instance);
}
}
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