/*
 * Copyright 2024 The Backstage 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 {
  Extension,
  FeatureFlagConfig,
  FrontendPlugin,
} from '@backstage/frontend-plugin-api';
import { JsonObject } from '@backstage/types';
import { OpaqueType } from '@internal/opaque';

export const OpaqueFrontendPlugin = OpaqueType.create<{
  public: FrontendPlugin;
  versions: {
    readonly version: 'v1';
    readonly extensions: Extension<unknown>[];
    readonly featureFlags: FeatureFlagConfig[];
    readonly infoOptions?: {
      packageJson?: () => Promise<JsonObject>;
      manifest?: () => Promise<JsonObject>;
    };
  };
}>({
  type: '@backstage/FrontendPlugin',
  versions: ['v1'],
});