/**
 * 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 {
  type V1_ValueSpecificationVisitor,
  V1_ValueSpecification,
} from '../../../model/valueSpecification/V1_ValueSpecification.js';
import { V1_Multiplicity } from '../../../model/packageableElements/domain/V1_Multiplicity.js';
import { CORE_HASH_STRUCTURE } from '../../../../../../../graph/Core_HashUtils.js';
import { hashArray } from '@finos/legend-shared';

export class V1_Collection extends V1_ValueSpecification {
  multiplicity = V1_Multiplicity.ONE_MANY;
  values: V1_ValueSpecification[] = [];

  accept_ValueSpecificationVisitor<T>(
    visitor: V1_ValueSpecificationVisitor<T>,
  ): T {
    return visitor.visit_Collection(this);
  }

  override get hashCode(): string {
    return hashArray([
      CORE_HASH_STRUCTURE.COLLECTION_INSTANCE_VALUE,
      this.multiplicity,
      hashArray(this.values),
    ]);
  }
}