| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| import {Component, OnDestroy, OnInit} from '@angular/core' |
| import {NlpProbe} from '../../services/nlp/nlp.model' |
| import {NlpService} from '../../services/nlp/nlp.service' |
| |
| @Component({ |
| selector: 'app-main', |
| templateUrl: './main.component.html', |
| styleUrls: ['./main.component.css'] |
| }) |
| export class MainComponent implements OnInit, OnDestroy { |
| private _error: any |
| |
| private _loading = false |
| |
| private _allProbes: NlpProbe[] |
| |
| private _timer: number |
| |
| constructor( |
| private _nlp: NlpService |
| ) { |
| // No-op. |
| } |
| |
| get error(): any { |
| return this._error |
| } |
| |
| get loading(): boolean { |
| return this._loading |
| } |
| |
| get hasProbes(): boolean { |
| return this._allProbes && this._allProbes.length > 0 |
| } |
| |
| get allProbes(): NlpProbe[] { |
| return this._allProbes |
| } |
| |
| async ngOnInit() { |
| this._timer = setInterval(async () => { |
| await this.loadProbes() |
| }, 1000) |
| |
| try { |
| this._loading = true |
| |
| await this.loadProbes() |
| } finally { |
| this._loading = false |
| } |
| } |
| |
| ngOnDestroy(): void { |
| clearInterval(this._timer) |
| } |
| |
| private async loadProbes() { |
| try { |
| this._allProbes = (await this._nlp.allProbes().toPromise()).probes |
| |
| if (!this.hasProbes) { |
| this._error = 'No NLPCraft Probe to talk to :(' |
| } else { |
| this._error = null |
| } |
| } catch (e) { |
| this._allProbes = null |
| |
| this._error = e |
| } |
| } |
| } |