resource.service.ts
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///
/// Copyright © 2016-2024 The Thingsboard Authors
///
/// Licensed 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 { Injectable } from '@angular/core';
import { HttpClient } from '@angular/common/http';
import { PageLink } from '@shared/models/page/page-link';
import { defaultHttpOptionsFromConfig, RequestConfig } from '@core/http/http-utils';
import { forkJoin, Observable, of } from 'rxjs';
import { PageData } from '@shared/models/page/page-data';
import { Resource, ResourceInfo, ResourceType } from '@shared/models/resource.models';
import { catchError, mergeMap } from 'rxjs/operators';
import { isNotEmptyStr } from '@core/utils';
import { ResourcesService } from '@core/services/resources.service';
@Injectable({
providedIn: 'root'
})
export class ResourceService {
constructor(
private http: HttpClient,
private resourcesService: ResourcesService
) {
}
public getResources(pageLink: PageLink, resourceType?: ResourceType, config?: RequestConfig): Observable<PageData<ResourceInfo>> {
let url = `/api/resource${pageLink.toQuery()}`;
if (isNotEmptyStr(resourceType)) {
url += `&resourceType=${resourceType}`;
}
return this.http.get<PageData<ResourceInfo>>(url, defaultHttpOptionsFromConfig(config));
}
public getTenantResources(pageLink: PageLink, config?: RequestConfig): Observable<PageData<ResourceInfo>> {
return this.http.get<PageData<ResourceInfo>>(`/api/resource/tenant${pageLink.toQuery()}`, defaultHttpOptionsFromConfig(config));
}
public getResource(resourceId: string, config?: RequestConfig): Observable<Resource> {
return this.http.get<Resource>(`/api/resource/${resourceId}`, defaultHttpOptionsFromConfig(config));
}
public getResourceInfo(resourceId: string, config?: RequestConfig): Observable<ResourceInfo> {
return this.http.get<Resource>(`/api/resource/info/${resourceId}`, defaultHttpOptionsFromConfig(config));
}
public downloadResource(resourceId: string): Observable<any> {
return this.resourcesService.downloadResource(`/api/resource/${resourceId}/download`);
}
public saveResources(resources: Resource[], config?: RequestConfig): Observable<Resource[]> {
let partSize = 100;
partSize = resources.length > partSize ? partSize : resources.length;
const resourceObservables: Observable<Resource>[] = [];
for (let i = 0; i < partSize; i++) {
resourceObservables.push(this.saveResource(resources[i], config).pipe(catchError(() => of({} as Resource))));
}
return forkJoin(resourceObservables).pipe(
mergeMap((resource) => {
resources.splice(0, partSize);
if (resources.length) {
return this.saveResources(resources, config);
} else {
return of(resource);
}
})
);
}
public saveResource(resource: Resource, config?: RequestConfig): Observable<Resource> {
return this.http.post<Resource>('/api/resource', resource, defaultHttpOptionsFromConfig(config));
}
public deleteResource(resourceId: string, config?: RequestConfig) {
return this.http.delete(`/api/resource/${resourceId}`, defaultHttpOptionsFromConfig(config));
}
}