@finos/legend-extension-dsl-diagram/src/graph/DSL_Diagram_PureGraphPlugin.ts

Legend extension for Diagram DSL

/**
 * Copyright (c) 2020-present, Goldman Sachs
 *
 * 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 packageJson from '../../package.json' with { type: 'json' };
import type { Clazz } from '@finos/legend-shared';
import {
  PureGraphPlugin,
  type DeadReferencesCleaner,
  type PackageableElement,
  type PureModel,
} from '@finos/legend-graph';
import { Diagram } from '../graph/metamodel/pure/packageableElements/diagram/DSL_Diagram_Diagram.js';
import { cleanUpDeadReferencesInDiagram } from '../graph/helpers/DSL_Diagram_Helper.js';

export class DSL_Diagram_PureGraphPlugin extends PureGraphPlugin {
  constructor() {
    super(packageJson.extensions.pureGraphPlugin, packageJson.version);
  }

  override getExtraPureGraphExtensionClasses(): Clazz<PackageableElement>[] {
    return [Diagram];
  }

  override getExtraDeadReferencesCleaners(): DeadReferencesCleaner[] {
    return [
      (graph: PureModel): void => {
        graph
          .getExtensionForElementClass(Diagram)
          .elements.forEach((diagram) =>
            cleanUpDeadReferencesInDiagram(diagram, graph),
          );
      },
    ];
  }
}