/**
 * 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_PackageableElementPointer,
  type V1_PackageableElementVisitor,
  type V1_RawLambda,
  type V1_StereotypePtr,
  type V1_TaggedValue,
  type V1_RawVariable,
  hashRawLambda,
  V1_PackageableElement,
} from '@finos/legend-graph';
import { type Hashable, hashArray } from '@finos/legend-shared';
import { DATA_QUALITY_HASH_STRUCTURE } from '../../../../graph/metamodel/DSL_DataQuality_HashUtils.js';
import { type V1_DataQualityRootGraphFetchTree } from './model/graphFetch/V1_DataQualityRootGraphFetchTree.js';
import { type RelationValidationType } from '../../../../graph/metamodel/pure/packageableElements/data-quality/DataQualityValidationConfiguration.js';

export abstract class V1_DataQualityExecutionContext implements Hashable {
  abstract get hashCode(): string;
}

export class V1_DataSpaceDataQualityExecutionContext extends V1_DataQualityExecutionContext {
  context!: string;
  dataSpace!: V1_PackageableElementPointer;

  override get hashCode(): string {
    return hashArray([
      DATA_QUALITY_HASH_STRUCTURE.DATA_QUALTIY_DATASPACE_EXECUTION_CONTEXT,
      this.context,
      this.dataSpace.path,
    ]);
  }
}

export class V1_MappingAndRuntimeDataQualityExecutionContext extends V1_DataQualityExecutionContext {
  mapping!: V1_PackageableElementPointer;
  runtime!: V1_PackageableElementPointer;

  override get hashCode(): string {
    return hashArray([
      DATA_QUALITY_HASH_STRUCTURE.DATA_QUALITY_MAPPING_AND_RUNTIME_EXECUTION_CONTEXT,
      this.mapping.path,
      this.runtime.path,
    ]);
  }
}

export class V1_DataQualityRelationValidation implements Hashable {
  name!: string;
  description: string | undefined;
  assertion!: V1_RawLambda;
  type?: RelationValidationType;

  get hashCode(): string {
    return hashArray([
      DATA_QUALITY_HASH_STRUCTURE.DATA_QUALITY_RELATION_VALIDATION,
      this.name,
      this.type ?? '',
      this.description ?? '',
      this.assertion,
    ]);
  }
}

export abstract class V1_DataQualityValidationsConfiguration extends V1_PackageableElement {}

export class V1_DataQualityClassValidationsConfiguration
  extends V1_DataQualityValidationsConfiguration
  implements Hashable
{
  context!: V1_DataQualityExecutionContext;
  dataQualityRootGraphFetchTree: V1_DataQualityRootGraphFetchTree | undefined;
  filter?: V1_RawLambda | undefined;
  taggedValues: V1_TaggedValue[] = [];
  stereotypes: V1_StereotypePtr[] = [];

  override get hashCode(): string {
    return hashArray([
      DATA_QUALITY_HASH_STRUCTURE.DATA_QUALITY_CONSTRAINTS_CONFIGURATION,
      this.context,
      this.filter ?? '',
      this.dataQualityRootGraphFetchTree ?? '',
    ]);
  }

  accept_PackageableElementVisitor<T>(
    visitor: V1_PackageableElementVisitor<T>,
  ): T {
    return visitor.visit_PackageableElement(this);
  }
}

export class V1_DataQualityServiceValidationsConfiguration
  extends V1_DataQualityValidationsConfiguration
  implements Hashable
{
  contextName?: string | undefined;
  serviceName?: string | undefined;
  dataQualityRootGraphFetchTree?: V1_DataQualityRootGraphFetchTree | undefined;

  override get hashCode(): string {
    return hashArray([
      DATA_QUALITY_HASH_STRUCTURE.DATA_QUALITY_SERVICE_VALIDATION_CONFIGURATION,
      this.contextName ?? '',
      this.serviceName ?? '',
      this.dataQualityRootGraphFetchTree ?? '',
    ]);
  }

  accept_PackageableElementVisitor<T>(
    visitor: V1_PackageableElementVisitor<T>,
  ): T {
    return visitor.visit_PackageableElement(this);
  }
}

export class V1_DataQualityRelationQueryLambda implements Hashable {
  body?: object | undefined;
  parameters: V1_RawVariable[] = [];

  get hashCode(): string {
    return hashArray([
      DATA_QUALITY_HASH_STRUCTURE.DATA_QUALITY_RELATION_VALIDATION_QUERY,
      hashArray(this.parameters),
      hashRawLambda(undefined, this.body),
    ]);
  }
}

export class V1_DataQualityRelationValidationsConfiguration
  extends V1_DataQualityValidationsConfiguration
  implements Hashable
{
  query!: V1_DataQualityRelationQueryLambda;
  validations: V1_DataQualityRelationValidation[] = [];
  runtime?: V1_PackageableElementPointer | undefined;
  taggedValues: V1_TaggedValue[] = [];
  stereotypes: V1_StereotypePtr[] = [];

  override get hashCode(): string {
    return hashArray([
      DATA_QUALITY_HASH_STRUCTURE.DATA_QUALITY_RELATION_VALIDATION_CONFIGURATION,
      this.query,
      hashArray(this.validations),
    ]);
  }

  accept_PackageableElementVisitor<T>(
    visitor: V1_PackageableElementVisitor<T>,
  ): T {
    return visitor.visit_PackageableElement(this);
  }
}

export abstract class V1_ReconStrategy implements Hashable {
  abstract get hashCode(): string;
}

export class V1_MD5HashStrategy extends V1_ReconStrategy {
  sourceHashColumn?: string | undefined;
  targetHashColumn?: string | undefined;
  aggregatedHash?: boolean | undefined;

  override get hashCode(): string {
    return hashArray([
      DATA_QUALITY_HASH_STRUCTURE.DATA_QUALITY_MD5_HASH_STRATEGY,
      this.sourceHashColumn ?? '',
      this.targetHashColumn ?? '',
      this.aggregatedHash ?? false,
    ]);
  }
}

export class V1_DataQualityRelationComparisonConfiguration
  extends V1_DataQualityValidationsConfiguration
  implements Hashable
{
  source!: V1_DataQualityRelationQueryLambda;
  target!: V1_DataQualityRelationQueryLambda;
  keys: string[] = [];
  columnsToCompare: string[] = [];
  strategy!: V1_ReconStrategy;
  expectedMatch?: number | undefined;

  override get hashCode(): string {
    return hashArray([
      DATA_QUALITY_HASH_STRUCTURE.DATA_QUALITY_RELATION_COMPARISON_HASH_STRUCTURE,
      this.source,
      this.target,
      hashArray(this.keys),
      hashArray(this.columnsToCompare),
      String(this.expectedMatch ?? ''),
      this.strategy,
    ]);
  }

  accept_PackageableElementVisitor<T>(
    visitor: V1_PackageableElementVisitor<T>,
  ): T {
    return visitor.visit_PackageableElement(this);
  }
}