/*
 * 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 { JsplumbConfigService } from './jsplumb-config.service';

@Injectable()
export class JsplumbEndpointService {

  constructor(private jsplumbConfigService: JsplumbConfigService) {

  }

  getJsplumbConfig(preview): any {
    return preview ? this.jsplumbConfigService.getPreviewConfig() : this.jsplumbConfigService.getEditorConfig();
  }

  getStreamEndpoint(preview: boolean,
                    pipelineElementDomId: string) {
    const jsplumbConfig = this.getJsplumbConfig(preview);
    const config = jsplumbConfig.streamEndpointOptions;
    config.uuid = 'out-' + pipelineElementDomId;
    return config;
  }

  getInputEndpoint(preview, pipelineElementDomId, index): any {
    const jsplumbConfig = this.getJsplumbConfig(preview);
    const inConfig = jsplumbConfig.leftTargetPointOptions;
    inConfig.uuid = 'in-' + index + '-' + pipelineElementDomId;
    return inConfig;
  }

  getOutputEndpoint(preview, pipelineElementDomId): any {
    const jsplumbConfig = this.getJsplumbConfig(preview);
    const outConfig = jsplumbConfig.sepaEndpointOptions;
    outConfig.uuid = 'out-' + pipelineElementDomId;
    return outConfig;
  }

  getNewTargetPoint(preview, x, y, pipelineElementDomId, index): any {
    const inConfig = this.getInputEndpoint(preview, pipelineElementDomId, index);
    inConfig.type = 'empty';
    inConfig.anchor = [x, y, -1, 0];
    inConfig.isTarget = true;

    return inConfig;
  }
}
