@nent/core
Version:
47 lines (44 loc) • 1.33 kB
JavaScript
/*!
* NENT 2022
*/
import { f as forceUpdate } from './index-916ca544.js';
import { e as eventBus } from './index-f7016b94.js';
import { a as state, o as onChange } from './state-27a8a5bc.js';
/* istanbul ignore file */
/* It subscribes to an event on the event bus and calls forceUpdate on the component when the event is
emitted */
class CommonStateSubscriber {
constructor(component, commonSetting, eventName, events = eventBus) {
this.component = component;
this.eventName = eventName;
this.events = events;
if (state[commonSetting]) {
this.subscribeToEvents();
}
else {
this.stateSubscription = onChange(commonSetting, enabled => {
var _a;
if (enabled) {
this.subscribeToEvents();
}
else {
(_a = this.subscription) === null || _a === void 0 ? void 0 : _a.call(this);
}
});
}
}
subscribeToEvents() {
this.subscription = this.events.on(this.eventName, () => {
forceUpdate(this.component);
});
}
/**
* It unsubscribes from the observable.
*/
destroy() {
var _a, _b;
(_a = this.subscription) === null || _a === void 0 ? void 0 : _a.call(this);
(_b = this.stateSubscription) === null || _b === void 0 ? void 0 : _b.call(this);
}
}
export { CommonStateSubscriber as C };