/*
    * Copyright 2003 - 2013 The eFaps Team
    *
    * 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.
   *
   * Revision:        $Rev$
   * Last Changed:    $Date$
   * Last Changed By: $Author$
   */
  
  package org.efaps.admin.datamodel.ui;
  
  import org.apache.commons.lang3.StringEscapeUtils;
  import org.efaps.admin.datamodel.Dimension;
  import org.efaps.admin.datamodel.Dimension.UoM;
  import org.efaps.admin.dbproperty.DBProperties;
  import org.efaps.admin.ui.AbstractUserInterfaceObject.TargetMode;
  import org.efaps.admin.ui.field.Field;
  import org.efaps.util.EFapsException;
  import org.efaps.util.cache.CacheReloadException;
  
  /**
   * Class to represent a String for the user interface.
   *
   * @author The eFaps Team
   * @version $Id$
   *
   */
  public class StringWithUoMUI
      extends AbstractUI
  {
  
      /**
       * Needed for serialization.
       */
      private static final long serialVersionUID = 1L;
  
      /**
       * {@inheritDoc}
       */
      @Override
      public String getReadOnlyHtml(final FieldValue _fieldValue)
      {
          final StringBuilder ret = new StringBuilder();
          final Field field = _fieldValue.getField();
          final Object value = _fieldValue.getValue();
  
          if (value instanceof Object[]) {
              final Object[] values =  (Object[]) value;
              final String tmp = values[0] != null ?  values[0].toString() : "";
              final UoM uom = (UoM) values[1];
              ret.append("<span><span name=\"").append(field.getName()).append("\" ")
                  .append(UIInterface.EFAPSTMPTAG).append(">")
                  .append(StringEscapeUtils.escapeHtml4(tmp).replaceAll("\\n", "<br/>"))
                  .append("</span>&nbsp;")
                  .append("<span name=\"").append(field.getName()).append("UoM\" ").append(">")
                  .append(uom.getName()).append("</span></span>");
          }
          return ret.toString();
      }
  
      /**
       * {@inheritDoc}
       */
      @Override
      public String getEditHtml(final FieldValue _fieldValue)
          throws EFapsException
      {
          final StringBuilder ret = new StringBuilder();
          final Field field = _fieldValue.getField();
          final Object value = _fieldValue.getValue();
          String strValue = null;
          UoM uomValue = null;
          if (value instanceof Object[]) {
              final Object[] values =  (Object[]) value;
              strValue = values[0] != null ?  values[0].toString() : "";
              uomValue = (UoM) values[1];
          }
  
          if (_fieldValue.getTargetMode().equals(TargetMode.SEARCH)) {
              ret.append("<input type=\"text\"").append(" size=\"").append(field.getCols()).append("\" name=\"").append(
                             field.getName()).append("\" value=\"").append(value != null ? value : "*").append("\" />");
          } else {
              ret.append("<span><input type=\"text\" size=\"").append(field.getCols())
                  .append("\" name=\"").append(field.getName())
                  .append("\" value=\"").append(strValue != null ? strValue : "").append("\"")
                  .append(UIInterface.EFAPSTMPTAG).append("/>")
                  .append("<select name=\"").append(_fieldValue.getField().getName()).append("UoM\" size=\"1\">");
  
             final Dimension dim = _fieldValue.getAttribute().getDimension();
             for (final UoM uom : dim.getUoMs()) {
                 ret.append("<option value=\"").append(uom.getId());
                 if ((uomValue == null && uom.equals(dim.getBaseUoM())) || (uomValue != null && uomValue.equals(uom))) {
                     ret.append("\" selected=\"selected");
                 }
                 ret.append("\">").append(uom.getName()).append("</option>");
             }
             ret.append("</select></span>");
 
         }
         return ret.toString();
     }
 
     /**
      * {@inheritDoc}
      */
     @Override
     public String getStringValue(final FieldValue _fieldValue)
         throws EFapsException
     {
         return _fieldValue.getValue() == null ? "" : _fieldValue.getValue().toString();
     }
 
     /**
      * {@inheritDoc}
      */
     @Override
     public int compare(final FieldValue _fieldValue,
                        final FieldValue _fieldValue2)
     {
         final String value = _fieldValue.getValue().toString();
         final String value2 = _fieldValue2.getValue().toString();
         return value.compareTo(value2);
     }
 
     /**
      * {@inheritDoc}
      */
     @Override
     public String validateValue(final UIValue _value)
         throws CacheReloadException
     {
         String ret = null;
         if (_value.getAttribute() != null && _value.getDbValue() != null) {
             if (String.valueOf(_value.getDbValue()).length() > _value.getAttribute().getSize()) {
                 ret = DBProperties.getProperty(StringWithUoMUI.class.getName() + ".InvalidValue") + " "
                                 + _value.getAttribute().getSize();
             }
         }
         return ret;
     }
 }