/*
    * Licensed to the Apache Software Foundation (ASF) under one
    * or more contributor license agreements.  See the NOTICE file
    * distributed with this work for additional information
    * regarding copyright ownership.  The ASF licenses this file
    * to you 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.apache.syncope.common.rest.api.beans;
  
  import java.io.Serializable;
  import java.util.Collection;
  import java.util.HashSet;
  import java.util.Optional;
  import java.util.Set;
  import java.util.stream.Collectors;
  import java.util.stream.Stream;
  import javax.validation.constraints.Max;
  import javax.validation.constraints.Min;
  import javax.ws.rs.DefaultValue;
  import javax.ws.rs.QueryParam;
  import org.apache.syncope.common.rest.api.service.JAXRSService;
  
  public class ConnObjectTOQuery implements Serializable {
  
      private static final long serialVersionUID = -371488230250055359L;
  
      private static final int MAX_SIZE = 100;
  
      public static class Builder {
  
          private final ConnObjectTOQuery instance = new ConnObjectTOQuery();
  
          public Builder size(final Integer size) {
              instance.setSize(size);
              return this;
          }
  
          public Builder pagedResultsCookie(final String pagedResultsCookie) {
              instance.setPagedResultsCookie(pagedResultsCookie);
              return this;
          }
  
          public Builder orderBy(final String orderBy) {
              instance.setOrderBy(orderBy);
              return this;
          }
  
          public Builder fiql(final String fiql) {
              instance.setFiql(fiql);
              return this;
          }
  
          public Builder moreAttrsToGet(final String... moreAttrsToGet) {
              if (moreAttrsToGet != null) {
                  Set<String> matg = Optional.ofNullable(instance.getMoreAttrsToGet()).orElseGet(HashSet::new);
                  matg.addAll(Stream.of(moreAttrsToGet).collect(Collectors.toSet()));
                  instance.setMoreAttrsToGet(matg);
              }
              return this;
          }
  
          public Builder moreAttrsToGet(final Collection<String> moreAttrsToGet) {
              if (moreAttrsToGet != null) {
                  Set<String> matg = Optional.ofNullable(instance.getMoreAttrsToGet()).orElseGet(HashSet::new);
                  matg.addAll(moreAttrsToGet);
                  instance.setMoreAttrsToGet(matg);
              }
              return this;
          }
  
          public ConnObjectTOQuery build() {
              return instance;
          }
      }
  
      private Integer size;
  
      private String pagedResultsCookie;
  
      private String orderBy;
  
      private String fiql;
  
      private Set<String> moreAttrsToGet;
  
      public Integer getSize() {
          return size == null
                  ? 25
                 : size > MAX_SIZE
                         ? MAX_SIZE
                         : size;
     }
 
     @Min(1)
     @Max(MAX_SIZE)
     @QueryParam(JAXRSService.PARAM_SIZE)
     @DefaultValue("25")
     public void setSize(final Integer size) {
         this.size = size;
     }
 
     public String getPagedResultsCookie() {
         return pagedResultsCookie;
     }
 
     @QueryParam(JAXRSService.PARAM_CONNID_PAGED_RESULTS_COOKIE)
     public void setPagedResultsCookie(final String pagedResultsCookie) {
         this.pagedResultsCookie = pagedResultsCookie;
     }
 
     @QueryParam(JAXRSService.PARAM_ORDERBY)
     public String getOrderBy() {
         return orderBy;
     }
 
     public void setOrderBy(final String orderBy) {
         this.orderBy = orderBy;
     }
 
     public String getFiql() {
         return fiql;
     }
 
     @QueryParam(JAXRSService.PARAM_FIQL)
     public void setFiql(final String fiql) {
         this.fiql = fiql;
     }
 
     public Set<String> getMoreAttrsToGet() {
         return moreAttrsToGet;
     }
 
     @QueryParam("moreAttrsToGet")
     public void setMoreAttrsToGet(final Set<String> moreAttrsToGet) {
         this.moreAttrsToGet = moreAttrsToGet;
     }
 }