@iotize/ionic
Version:
Iotize specific building blocks on top of @ionic/angular.
57 lines • 7.17 kB
JavaScript
import { Injectable } from '@angular/core';
import { BehaviorSubject, ReplaySubject } from 'rxjs';
import * as i0 from "@angular/core";
export class DefaultDataSourceProvider {
constructor() {
this._streamsChange = new BehaviorSubject({});
}
getAvailableStreamIds() {
return Object.keys(this._streamsChange.value);
}
/**
* @deprecated
* @param streamId
* @returns
*/
getEditableStream(streamId) {
throw new Error('Method not implemented.');
}
getStream(streamId) {
return this._getOrCreateStream(streamId).asObservable();
}
clearAll() {
const streams = this._streamsChange.value;
for (const [streamId, stream] of Object.entries(streams)) {
stream.complete();
delete streams[streamId];
}
this._streamsChange.next(streams);
}
_getOrCreateStream(streamId) {
const existingStream = this._streamsChange.value[streamId];
if (!existingStream) {
return this._createStream(streamId);
}
else {
return existingStream;
}
}
_createStream(streamId, value) {
const streams = this._streamsChange.value;
const newStream = arguments.length > 1 && value !== undefined
? new BehaviorSubject(value)
: new ReplaySubject(1);
streams[streamId] = newStream;
this._streamsChange.next(streams);
return newStream;
}
notifyValue(streamId, value) {
this._getOrCreateStream(streamId).next(value);
}
}
/** @nocollapse */ DefaultDataSourceProvider.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "15.2.10", ngImport: i0, type: DefaultDataSourceProvider, deps: [], target: i0.ɵɵFactoryTarget.Injectable });
/** @nocollapse */ DefaultDataSourceProvider.ɵprov = i0.ɵɵngDeclareInjectable({ minVersion: "12.0.0", version: "15.2.10", ngImport: i0, type: DefaultDataSourceProvider });
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "15.2.10", ngImport: i0, type: DefaultDataSourceProvider, decorators: [{
type: Injectable
}], ctorParameters: function () { return []; } });
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