/*
 * 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,
  DataSourceDescription, PipelineCanvasMetadata, SpDataSet, SpDataStream
} from "../../core-model/gen/streampipes-model";
import {PlatformServicesCommons} from "./commons.service";
import {map} from "rxjs/operators";

@Injectable()
export class PipelineCanvasMetadataService {

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

  }

  addPipelineCanvasMetadata(pipelineCanvasMetadata: PipelineCanvasMetadata) {
    return this.http.post(this.pipelineCanvasMetadataBasePath, pipelineCanvasMetadata);
  }

  getPipelineCanvasMetadata(pipelineId: string): Observable<PipelineCanvasMetadata> {
    return this.http.get(this.pipelineCanvasMetadataPipelinePath
        + pipelineId).pipe(map(response => PipelineCanvasMetadata.fromData(response as any)));
  }

  updatePipelineCanvasMetadata(pipelineCanvasMetadata: PipelineCanvasMetadata) {
    return this.http.put(this.pipelineCanvasMetadataBasePath
        + "/"
        + pipelineCanvasMetadata.pipelineId, pipelineCanvasMetadata);
  }

  deletePipelineCanvasMetadata(pipelineId: string) {
    return this.http.delete(this.pipelineCanvasMetadataPipelinePath
        + pipelineId);
  }

  private get pipelineCanvasMetadataBasePath() {
    return this.platformServicesCommons.authUserBasePath() + "/pipeline-canvas-metadata";
  }

  private get pipelineCanvasMetadataPipelinePath() {
    return this.pipelineCanvasMetadataBasePath + "/pipeline/";
  }
}
