/**
 * 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 { hashArray, type Hashable } from '@finos/legend-shared';
import { CORE_HASH_STRUCTURE } from '../../../../../../../graph/Core_HashUtils.js';
import { Store } from '../../Store.js';
import type { PackageableElementVisitor } from '../../../PackageableElement.js';
import type { Schema } from './Schema.js';
import type { Join } from './Join.js';
import type { Filter } from './Filter.js';
import type { IncludeStore } from './IncludeStore.js';
import type { DataProduct } from '../../../../dataProduct/DataProduct.js';
import type { IngestDefinition } from '../../../ingest/IngestDefinition.js';

export class Database extends Store implements Hashable {
  schemas: Schema[] = [];
  joins: Join[] = [];
  filters: Filter[] = [];
  includedStoreSpecifications: IncludeStore[] = [];

  protected override get _elementHashCode(): string {
    return hashArray([
      CORE_HASH_STRUCTURE.DATABASE,
      this.path,
      hashArray(
        this.includes.map((include) => include.valueForSerialization ?? ''),
      ),
      hashArray(this.schemas),
      hashArray(this.joins),
      hashArray(this.filters),
      hashArray(this.stereotypes.map((val) => val.pointerHashCode)),
      hashArray(this.taggedValues),
      hashArray(this.includedStoreSpecifications),
    ]);
  }

  accept_PackageableElementVisitor<T>(
    visitor: PackageableElementVisitor<T>,
  ): T {
    return visitor.visit_Database(this);
  }
}

export class INTERNAL__LakehouseGeneratedDatabase extends Database {
  readonly generatorElement: DataProduct | IngestDefinition;
  readonly OWNER: Database;
  constructor(
    generatorElement: DataProduct | IngestDefinition,
    owner: Database,
  ) {
    super(owner.name);
    this.generatorElement = generatorElement;
    this.OWNER = owner;
  }
  override accept_PackageableElementVisitor<T>(
    visitor: PackageableElementVisitor<T>,
  ): T {
    return visitor.visit_Database(this);
  }

  override get path(): string {
    return `${this.generatorElement.path}`;
  }
}