/*
    * 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.chemistry.opencmis.client.bindings.spi.webservices;
  
  import static org.apache.chemistry.opencmis.commons.impl.WSConverter.convert;
  import static org.apache.chemistry.opencmis.commons.impl.WSConverter.convertExtensionHolder;
  import static org.apache.chemistry.opencmis.commons.impl.WSConverter.convertTypeContainerList;
  import static org.apache.chemistry.opencmis.commons.impl.WSConverter.setExtensionValues;
  
  import java.math.BigInteger;
  import java.util.ArrayList;
  import java.util.List;
  
  import org.apache.chemistry.opencmis.client.bindings.impl.CmisBindingsHelper;
  import org.apache.chemistry.opencmis.client.bindings.spi.BindingSession;
  import org.apache.chemistry.opencmis.commons.data.ExtensionsData;
  import org.apache.chemistry.opencmis.commons.data.RepositoryInfo;
  import org.apache.chemistry.opencmis.commons.definitions.TypeDefinition;
  import org.apache.chemistry.opencmis.commons.definitions.TypeDefinitionContainer;
  import org.apache.chemistry.opencmis.commons.definitions.TypeDefinitionList;
  import org.apache.chemistry.opencmis.commons.enums.CmisVersion;
  import org.apache.chemistry.opencmis.commons.exceptions.CmisBaseException;
  import org.apache.chemistry.opencmis.commons.exceptions.CmisNotSupportedException;
  import org.apache.chemistry.opencmis.commons.exceptions.CmisRuntimeException;
  import org.apache.chemistry.opencmis.commons.impl.dataobjects.RepositoryInfoImpl;
  import org.apache.chemistry.opencmis.commons.impl.jaxb.CmisException;
  import org.apache.chemistry.opencmis.commons.impl.jaxb.CmisExtensionType;
  import org.apache.chemistry.opencmis.commons.impl.jaxb.CmisRepositoryEntryType;
  import org.apache.chemistry.opencmis.commons.impl.jaxb.CmisRepositoryInfoType;
  import org.apache.chemistry.opencmis.commons.impl.jaxb.CmisTypeDefinitionType;
  import org.apache.chemistry.opencmis.commons.impl.jaxb.RepositoryServicePort;
  import org.apache.chemistry.opencmis.commons.spi.RepositoryService;
  
  /**
   * Repository Service Web Services client.
   */
  public class RepositoryServiceImpl extends AbstractWebServicesService implements RepositoryService {
  
      private final AbstractPortProvider portProvider;
  
      /**
       * Constructor.
       */
      public RepositoryServiceImpl(BindingSession session, AbstractPortProvider portProvider) {
          setSession(session);
          this.portProvider = portProvider;
      }
  
      @Override
      public List<RepositoryInfo> getRepositoryInfos(ExtensionsData extension) {
          CmisVersion cmisVersion = CmisBindingsHelper.getForcedCmisVersion(getSession());
          if (cmisVersion == null) {
              cmisVersion = CmisVersion.CMIS_1_1;
          }
  
          RepositoryServicePort port = portProvider.getRepositoryServicePort(cmisVersion, "getRepositories");
  
          List<CmisRepositoryEntryType> entries = null;
          try {
              // get the list of repositories
              entries = port.getRepositories(convert(extension));
          } catch (CmisException e) {
              throw convertException(e);
          } catch (Exception e) {
              throw new CmisRuntimeException("Error: " + e.getMessage(), e);
          } finally {
              portProvider.endCall(port);
          }
  
          List<RepositoryInfo> infos = null;
          if (entries != null) {
              port = portProvider.getRepositoryServicePort(cmisVersion, "getRepositoryInfo");
  
              try {
                  infos = new ArrayList<RepositoryInfo>();
  
                  // iterate through the list and fetch repository infos
                  for (CmisRepositoryEntryType entry : entries) {
                      try {
                          CmisRepositoryInfoType info = port.getRepositoryInfo(entry.getRepositoryId(), null);
                          infos.add(convert(info));
                      } catch (CmisBaseException e) {
                          // getRepositoryInfo() failed for whatever reason
                         // -> provide at least a repository info stub
                         RepositoryInfoImpl info = new RepositoryInfoImpl();
                         info.setId(entry.getRepositoryId());
                         info.setName(entry.getRepositoryName());
                         infos.add(info);
                     }
                 }
             } catch (CmisException e) {
                 throw convertException(e);
             } catch (Exception e) {
                 throw new CmisRuntimeException("Error: " + e.getMessage(), e);
             } finally {
                 portProvider.endCall(port);
             }
         }
 
         return infos;
     }
 
     @Override
     public RepositoryInfo getRepositoryInfo(String repositoryId, ExtensionsData extension) {
         CmisVersion cmisVersion = CmisBindingsHelper.getForcedCmisVersion(getSession());
         if (cmisVersion == null) {
             cmisVersion = CmisVersion.CMIS_1_1;
         }
 
         RepositoryServicePort port = portProvider.getRepositoryServicePort(cmisVersion, "getRepositoryInfo");
 
         try {
             return convert(port.getRepositoryInfo(repositoryId, convert(extension)));
         } catch (CmisException e) {
             throw convertException(e);
         } catch (Exception e) {
             throw new CmisRuntimeException("Error: " + e.getMessage(), e);
         } finally {
             portProvider.endCall(port);
         }
     }
 
     @Override
     public TypeDefinition getTypeDefinition(String repositoryId, String typeId, ExtensionsData extension) {
         RepositoryServicePort port = portProvider.getRepositoryServicePort(getCmisVersion(repositoryId),
                 "getTypeDefinition");
 
         try {
             return convert(port.getTypeDefinition(repositoryId, typeId, convert(extension)));
         } catch (CmisException e) {
             throw convertException(e);
         } catch (Exception e) {
             throw new CmisRuntimeException("Error: " + e.getMessage(), e);
         } finally {
             portProvider.endCall(port);
         }
     }
 
     @Override
     public TypeDefinitionList getTypeChildren(String repositoryId, String typeId, Boolean includePropertyDefinitions,
             BigInteger maxItems, BigInteger skipCount, ExtensionsData extension) {
         RepositoryServicePort port = portProvider.getRepositoryServicePort(getCmisVersion(repositoryId),
                 "getTypeChildren");
 
         try {
             return convert(port.getTypeChildren(repositoryId, typeId, includePropertyDefinitions, maxItems, skipCount,
                     convert(extension)));
         } catch (CmisException e) {
             throw convertException(e);
         } catch (Exception e) {
             throw new CmisRuntimeException("Error: " + e.getMessage(), e);
         } finally {
             portProvider.endCall(port);
         }
     }
 
     @Override
     public List<TypeDefinitionContainer> getTypeDescendants(String repositoryId, String typeId, BigInteger depth,
             Boolean includePropertyDefinitions, ExtensionsData extension) {
         RepositoryServicePort port = portProvider.getRepositoryServicePort(getCmisVersion(repositoryId),
                 "getTypeDescendants");
 
         try {
             return convertTypeContainerList(port.getTypeDescendants(repositoryId, typeId, depth,
                     includePropertyDefinitions, convert(extension)));
         } catch (CmisException e) {
             throw convertException(e);
         } catch (Exception e) {
             throw new CmisRuntimeException("Error: " + e.getMessage(), e);
         } finally {
             portProvider.endCall(port);
         }
     }
 
     @Override
     public TypeDefinition createType(String repositoryId, TypeDefinition type, ExtensionsData extension) {
         if (getCmisVersion(repositoryId) == CmisVersion.CMIS_1_0) {
             throw new CmisNotSupportedException("Repository is a CMIS 1.0 repository!");
         }
 
         RepositoryServicePort port = portProvider.getRepositoryServicePort(CmisVersion.CMIS_1_1, "createType");
 
         try {
             javax.xml.ws.Holder<CmisTypeDefinitionType> typeDef = new javax.xml.ws.Holder<CmisTypeDefinitionType>(
                     convert(type));
 
             port.createType(repositoryId, typeDef, convert(extension));
 
             return convert(typeDef.value);
         } catch (CmisException e) {
             throw convertException(e);
         } catch (Exception e) {
             throw new CmisRuntimeException("Error: " + e.getMessage(), e);
         } finally {
             portProvider.endCall(port);
         }
     }
 
     @Override
     public TypeDefinition updateType(String repositoryId, TypeDefinition type, ExtensionsData extension) {
         if (getCmisVersion(repositoryId) == CmisVersion.CMIS_1_0) {
             throw new CmisNotSupportedException("Repository is a CMIS 1.0 repository!");
         }
 
         RepositoryServicePort port = portProvider.getRepositoryServicePort(CmisVersion.CMIS_1_1, "updateType");
 
         try {
             javax.xml.ws.Holder<CmisTypeDefinitionType> typeDef = new javax.xml.ws.Holder<CmisTypeDefinitionType>(
                     convert(type));
 
             port.updateType(repositoryId, typeDef, convert(extension));
 
             return convert(typeDef.value);
         } catch (CmisException e) {
             throw convertException(e);
         } catch (Exception e) {
             throw new CmisRuntimeException("Error: " + e.getMessage(), e);
         } finally {
             portProvider.endCall(port);
         }
     }
 
     @Override
     public void deleteType(String repositoryId, String typeId, ExtensionsData extension) {
         if (getCmisVersion(repositoryId) == CmisVersion.CMIS_1_0) {
             throw new CmisNotSupportedException("Repository is a CMIS 1.0 repository!");
         }
 
         RepositoryServicePort port = portProvider.getRepositoryServicePort(CmisVersion.CMIS_1_1, "deleteType");
 
         try {
             javax.xml.ws.Holder<CmisExtensionType> portExtension = convertExtensionHolder(extension);
 
             port.deleteType(repositoryId, typeId, portExtension);
 
             setExtensionValues(portExtension, extension);
         } catch (CmisException e) {
             throw convertException(e);
         } catch (Exception e) {
             throw new CmisRuntimeException("Error: " + e.getMessage(), e);
         } finally {
             portProvider.endCall(port);
         }
     }
 }