/*
    * Copyright (c) 2002-2015, Mairie de Paris
    * All rights reserved.
    *
    * Redistribution and use in source and binary forms, with or without
    * modification, are permitted provided that the following conditions
    * are met:
    *
    *  1. Redistributions of source code must retain the above copyright notice
   *     and the following disclaimer.
   *
   *  2. Redistributions in binary form must reproduce the above copyright notice
   *     and the following disclaimer in the documentation and/or other materials
   *     provided with the distribution.
   *
   *  3. Neither the name of 'Mairie de Paris' nor 'Lutece' nor the names of its
   *     contributors may be used to endorse or promote products derived from
   *     this software without specific prior written permission.
   *
   * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
   * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE
   * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
   * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
   * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
   * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
   * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
   * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
   * POSSIBILITY OF SUCH DAMAGE.
   *
   * License 1.0
   */
  package fr.paris.lutece.plugins.customerprovisioning.services;
  
  import fr.paris.lutece.plugins.customerprovisioning.business.UserDTO;
  import fr.paris.lutece.plugins.grubusiness.business.customer.Customer;
  import fr.paris.lutece.portal.service.util.AppLogService;
  
  import org.apache.commons.lang.StringUtils;
  
  
  /**
   * The Class ProvisioningService.
   */
  public final class ProvisioningService
  {
      /**
       * Instantiates a new provisioning service.
       */
      private ProvisioningService(  )
      {
      }
  
      /**
       * Process guid cuid.
       *
       * @param strGuid
       *            the str guid
       * @param strCuid
       *            the str cuid
       * @param userDto
       *            the user dto
       * @return the customer
       */
      public static Customer processGuidCuid( String strGuid, String strCuid, UserDTO userDto )
      {
          if ( AppLogService.isDebugEnabled(  ) )
          {
              AppLogService.debug( "\n" + "Provisionning - Info : GUID : " + strGuid + "\n" );
              AppLogService.debug( "Provisionning - Info : CID : " + strCuid + "\n" );
              AppLogService.debug( "Provisionning - Info : user : " + userDto + "\n" );
          }
  
          Customer gruCustomer = null;
  
          // CASE 1 NOT CID
          if ( ( strCuid == null ) || StringUtils.isEmpty( strCuid ) || !StringUtils.isNumeric( strCuid ) )
          {
              // CASE 1.1 : no cid and no guid: break the flux and wait for a new
              // flux with one of them
              if ( ( ( strCuid == null ) || !StringUtils.isNumeric( strCuid ) ) &&
                      ( ( strGuid == null ) || StringUtils.isEmpty( strGuid ) ) && ( userDto == null ) )
              {
                  AppLogService.error( "Provisionning - Error : JSON doesnot contains any GUID nor Customer ID : " +
                      strCuid );
              } // CASE 1.2 : no cid and guid: look for a mapping beween an
                // existing guid
  
              else if ( ( strGuid != null ) && !StringUtils.isEmpty( strGuid ) )
              {
                  gruCustomer = getCustomerByGuid( strGuid );
  
                  if ( gruCustomer == null )
                  {
                      gruCustomer = createCustomerByGuid( strGuid );
  
                      if ( AppLogService.isDebugEnabled(  ) )
                      {
                         AppLogService.debug( "Provisionning - New user created into the GRU for the guid : " + strGuid +
                             " its customer id is : " + gruCustomer.getId(  ) );
                     }
                 }
             }
             else if ( userDto != null )
             {
                 gruCustomer = createCustomerByGuid( userDto, strGuid );
             }
         } // CASE 2 : cid and (guid or no guid): find customer info in GRU
           // database
 
         else if ( StringUtils.isNumeric( strCuid ) )
         {
             // MUST CONTROL IF COSTUMER CUID IS NUMBER FORMAT, ELSE :
             // java.lang.NumberFormatException: For input string:
             gruCustomer = getCustomerByCuid( strCuid );
 
             if ( gruCustomer == null )
             {
                 AppLogService.error( "Provisionning - Error : No user found with the customer ID : " + strCuid );
             }
         }
 
         return gruCustomer;
     }
 
     /**
      * Gets the customer by guid.
      *
      * @param strGuid
      *            the str guid
      * @return the customer by guid
      */
     public static Customer getCustomerByGuid( String strGuid )
     {
         Customer grusupplyCustomer = CustomerService.instance(  ).getCustomerByGuid( strGuid );
 
         return grusupplyCustomer;
     }
 
     /**
      * Creates the customer by guid.
      *
      * @param strGuid
      *            the str guid
      * @return the customer
      */
     public static Customer createCustomerByGuid( String strGuid )
     {
         UserDTO user = UserInfoService.instance(  ).getUserInfo( strGuid );
         Customer costumer = CustomerService.instance(  ).createCustomer( buildCustomer( user, strGuid ) );
 
         return costumer;
     }
 
     /**
      * Creates the customer by guid.
      *
      * @param userDto
      *            the user dto
      * @param strGuidFromTicket
      *            the str guid from ticket
      * @return the customer
      */
     public static Customer createCustomerByGuid( UserDTO userDto, String strGuidFromTicket )
     {
         Customer costumer = CustomerService.instance(  ).createCustomer( buildCustomer( userDto, strGuidFromTicket ) );
 
         return costumer;
     }
 
     /**
      * Gets the customer by cuid.
      *
      * @param strCuid
      *            the str cuid
      * @return the customer by cuid
      */
     public static Customer getCustomerByCuid( String strCuid )
     {
         Customer grusupplyCustomer = CustomerService.instance(  ).getCustomerByCid( strCuid );
 
         return grusupplyCustomer;
     }
 
     /**
      * Builds the customer.
      *
      * @param user
      *            the user
      * @param strUserId
      *            the str user id
      * @return the customer
      */
     private static Customer buildCustomer( UserDTO user, String strUserId )
     {
         Customer gruCustomer = new Customer(  );
         gruCustomer.setFirstname( setEmptyValueWhenNullValue( user.getFirstname(  ) ) );
         gruCustomer.setLastname( setEmptyValueWhenNullValue( user.getLastname(  ) ) );
         gruCustomer.setEmail( setEmptyValueWhenNullValue( user.getEmail(  ) ) );
         gruCustomer.setAccountGuid( setEmptyValueWhenNullValue( strUserId ) );
         gruCustomer.setAccountLogin( setEmptyValueWhenNullValue( user.getEmail(  ) ) );
         gruCustomer.setMobilePhone( setEmptyValueWhenNullValue( user.getTelephoneNumber(  ) ) );
         gruCustomer.setFixedPhoneNumber( setEmptyValueWhenNullValue( user.getFixedPhoneNumber(  ) ) );
         gruCustomer.setExtrasAttributes( "NON RENSEIGNE" );
 
         return gruCustomer;
     }
 
     /**
      * Sets the empty value when null value.
      *
      * @param value
      *            the value
      * @return the string
      */
     private static String setEmptyValueWhenNullValue( String value )
     {
         return ( StringUtils.isEmpty( value ) ) ? "" : value;
     }
 }