44 lines
1.4 KiB
TypeScript
44 lines
1.4 KiB
TypeScript
///
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/// Copyright © 2016-2024 The Thingsboard Authors
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///
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/// Licensed under the Apache License, Version 2.0 (the "License");
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/// you may not use this file except in compliance with the License.
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/// You may obtain a copy of the License at
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///
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/// http://www.apache.org/licenses/LICENSE-2.0
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///
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/// Unless required by applicable law or agreed to in writing, software
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/// distributed under the License is distributed on an "AS IS" BASIS,
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/// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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/// See the License for the specific language governing permissions and
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/// limitations under the License.
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///
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import { Injectable } from '@angular/core';
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import { HttpClient } from '@angular/common/http';
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import { defaultHttpOptions, defaultHttpOptionsFromConfig, RequestConfig } from '@core/http/http-utils';
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import { Observable } from 'rxjs';
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import { publishReplay, refCount } from 'rxjs/operators';
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@Injectable({
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providedIn: 'root'
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})
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export class UiSettingsService {
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private helpBaseUrlObservable: Observable<string>;
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constructor(
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private http: HttpClient
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) { }
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public getHelpBaseUrl(): Observable<string> {
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if (!this.helpBaseUrlObservable) {
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this.helpBaseUrlObservable = this.http.get('/api/uiSettings/helpBaseUrl', {responseType: 'text', ...defaultHttpOptions(true)}).pipe(
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publishReplay(1),
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refCount()
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);
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}
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return this.helpBaseUrlObservable;
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}
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}
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