content: /*
   * Copyright 2017-2025 Hyland Software, Inc. and its affiliates.
   *
   * 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.
   */
  package org.activiti.cloud.services.core.pageable;
  
  import java.util.ArrayList;
  import java.util.List;
  import org.activiti.api.runtime.shared.query.Order;
  import org.springframework.data.domain.Page;
  import org.springframework.data.domain.PageImpl;
  import org.springframework.data.domain.Pageable;
  import org.springframework.data.domain.Sort;
  
  public class SpringPageConverter {
  
      private static String DEFAULT_ORDER_ATTRIBUTE = "id";
  
      public <BASIC_TYPE, FLUENT_TYPE extends BASIC_TYPE> Page<BASIC_TYPE> toSpringPage(
          Pageable pageable,
          org.activiti.api.runtime.shared.query.Page<FLUENT_TYPE> apiPage
      ) {
          List<BASIC_TYPE> list = new ArrayList<>(apiPage.getContent());
          return new PageImpl<>(list, pageable, apiPage.getTotalItems());
      }
  
      public org.activiti.api.runtime.shared.query.Pageable toAPIPageable(
          org.springframework.data.domain.Pageable springPageable
      ) {
          Sort.Order order = springPageable.getSort().stream().findFirst().orElse(Sort.Order.by(DEFAULT_ORDER_ATTRIBUTE));
  
          return org.activiti.api.runtime.shared.query.Pageable.of(
              Math.toIntExact(springPageable.getOffset()),
              springPageable.getPageSize(),
              Order.by(order.getProperty(), Order.Direction.valueOf(order.getDirection().name()))
          );
      }
  }
  