75 lines
3.2 KiB
TypeScript
75 lines
3.2 KiB
TypeScript
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///
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/// Copyright © 2016-2019 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 { defaultHttpOptions } from './http-utils';
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import { forkJoin, Observable, of } from 'rxjs/index';
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import { HttpClient } from '@angular/common/http';
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import { EntityId } from '@shared/models/id/entity-id';
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import { AttributeData, AttributeScope } from '@shared/models/telemetry/telemetry.models';
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@Injectable({
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providedIn: 'root'
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})
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export class AttributeService {
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constructor(
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private http: HttpClient
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) { }
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public getEntityAttributes(entityId: EntityId, attributeScope: AttributeScope,
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ignoreErrors: boolean = false, ignoreLoading: boolean = false): Observable<Array<AttributeData>> {
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return this.http.get<Array<AttributeData>>(`/api/plugins/telemetry/${entityId.entityType}/${entityId.id}/values/attributes/` +
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`${attributeScope}`,
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defaultHttpOptions(ignoreLoading, ignoreErrors));
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}
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public deleteEntityAttributes(entityId: EntityId, attributeScope: AttributeScope, attributes: Array<AttributeData>,
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ignoreErrors: boolean = false, ignoreLoading: boolean = false): Observable<any> {
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const keys = attributes.map(attribute => attribute.key).join(',');
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return this.http.delete(`/api/plugins/telemetry/${entityId.entityType}/${entityId.id}/${attributeScope}` +
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`?keys=${keys}`,
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defaultHttpOptions(ignoreLoading, ignoreErrors));
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}
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public saveEntityAttributes(entityId: EntityId, attributeScope: AttributeScope, attributes: Array<AttributeData>,
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ignoreErrors: boolean = false, ignoreLoading: boolean = false): Observable<any> {
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const attributesData: {[key: string]: any} = {};
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const deleteAttributes: AttributeData[] = [];
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attributes.forEach((attribute) => {
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if (attribute.value !== null) {
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attributesData[attribute.key] = attribute.value;
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} else {
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deleteAttributes.push(attribute);
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}
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});
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let deleteEntityAttributesObservable: Observable<any>;
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if (deleteAttributes.length) {
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deleteEntityAttributesObservable = this.deleteEntityAttributes(entityId, attributeScope, deleteAttributes);
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} else {
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deleteEntityAttributesObservable = of(null);
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}
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let saveEntityAttributesObservable: Observable<any>;
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if (Object.keys(attributesData).length) {
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saveEntityAttributesObservable = this.http.post(`/api/plugins/telemetry/${entityId.entityType}/${entityId.id}/${attributeScope}`,
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attributesData, defaultHttpOptions(ignoreLoading, ignoreErrors));
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} else {
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saveEntityAttributesObservable = of(null);
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}
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return forkJoin(saveEntityAttributesObservable, deleteEntityAttributesObservable);
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}
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}
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