/*
 *  ============LICENSE_START=======================================================
 *  Copyright (C) 2021 Pantheon.tech
 *  Modifications Copyright (C) 2021-2023 Nordix Foundation
 *  ================================================================================
 *  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.
 *
 *  SPDX-License-Identifier: Apache-2.0
 *  ============LICENSE_END=========================================================
 */

package org.onap.cps.spi.repository;

import java.util.Collection;
import java.util.Optional;
import javax.validation.constraints.NotNull;
import org.onap.cps.spi.entities.AnchorEntity;
import org.onap.cps.spi.entities.DataspaceEntity;
import org.onap.cps.spi.entities.SchemaSetEntity;
import org.onap.cps.spi.exceptions.AnchorNotFoundException;
import org.springframework.data.jpa.repository.JpaRepository;
import org.springframework.data.jpa.repository.Query;
import org.springframework.data.repository.query.Param;
import org.springframework.stereotype.Repository;

@Repository
public interface AnchorRepository extends JpaRepository<AnchorEntity, Integer> {

    Optional<AnchorEntity> findByDataspaceAndName(@NotNull DataspaceEntity dataspaceEntity, @NotNull String name);

    default AnchorEntity getByDataspaceAndName(@NotNull DataspaceEntity dataspace,
        @NotNull String anchorName) {
        return findByDataspaceAndName(dataspace, anchorName)
            .orElseThrow(() -> new AnchorNotFoundException(anchorName, dataspace.getName()));
    }

    Collection<AnchorEntity> findAllByDataspace(@NotNull DataspaceEntity dataspaceEntity);

    Collection<AnchorEntity> findAllBySchemaSet(@NotNull SchemaSetEntity schemaSetEntity);

    Collection<AnchorEntity> findAllByDataspaceAndNameIn(@NotNull DataspaceEntity dataspaceEntity,
                                                         @NotNull Collection<String> anchorNames);

    Collection<AnchorEntity> findAllByDataspaceAndSchemaSetNameIn(@NotNull DataspaceEntity dataspaceEntity,
                                                                  @NotNull Collection<String> schemaSetNames);

    Integer countByDataspace(@NotNull DataspaceEntity dataspaceEntity);

    @Query(value = "SELECT anchor.* FROM yang_resource\n"
        + "JOIN schema_set_yang_resources ON schema_set_yang_resources.yang_resource_id = yang_resource.id\n"
        + "JOIN schema_set ON schema_set.id = schema_set_yang_resources.schema_set_id\n"
        + "JOIN anchor ON anchor.schema_set_id = schema_set.id\n"
        + "WHERE schema_set.dataspace_id = :dataspaceId AND module_name IN (:moduleNames)\n"
        + "GROUP BY anchor.id, anchor.name, anchor.dataspace_id, anchor.schema_set_id\n"
        + "HAVING COUNT(DISTINCT module_name) = :sizeOfModuleNames", nativeQuery = true)
    Collection<AnchorEntity> getAnchorsByDataspaceIdAndModuleNames(@Param("dataspaceId") int dataspaceId,
        @Param("moduleNames") Collection<String> moduleNames, @Param("sizeOfModuleNames") int sizeOfModuleNames);

    void deleteAllByDataspaceAndNameIn(@NotNull DataspaceEntity dataspaceEntity,
                                       @NotNull Collection<String> anchorNames);
}