/*
 * 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 {Injectable} from "@angular/core";
import {HttpClient} from "@angular/common/http";
import {Observable} from "rxjs";
import {
  DataProcessorInvocation,
  DataSinkInvocation,
  PipelineElementTemplate
} from "../../core-model/gen/streampipes-model";
import {PlatformServicesCommons} from "./commons.service";
import {map} from "rxjs/operators";

@Injectable()
export class PipelineElementTemplateService {

  constructor(private http: HttpClient,
              private platformServicesCommons: PlatformServicesCommons) {

  }

  getPipelineElementTemplates(appId: string): Observable<Array<PipelineElementTemplate>> {
    return this.http
        .get(this.platformServicesCommons.authUserBasePath()
            + "/pipeline-element-templates?appId=" + appId)
        .pipe(map(data => {
          console.log(data);
          return (data as []).map(dpi => PipelineElementTemplate.fromData(dpi));
        }));
  }

  getConfiguredDataProcessorForTemplate(templateId: string, invocation: DataProcessorInvocation): Observable<DataProcessorInvocation> {
    return this.http.post(this.platformServicesCommons.authUserBasePath()
        + "/pipeline-element-templates/" + templateId + "/processor", invocation)
        .pipe(map(response => {
          return DataProcessorInvocation.fromData(response as DataProcessorInvocation);
        }));
  }

  getConfiguredDataSinkForTemplate(templateId: string, invocation: DataSinkInvocation): Observable<DataSinkInvocation> {
    return this.http.post(this.platformServicesCommons.authUserBasePath()
        + "/pipeline-element-templates/" + templateId + "/sink", invocation)
        .pipe(map(response => {
          return DataSinkInvocation.fromData(response as DataSinkInvocation);
        }));
  }

  storePipelineElementTemplate(template: PipelineElementTemplate) {
    return this.http.post(this.platformServicesCommons.authUserBasePath() + "/pipeline-element-templates", template);
  }


}
