/*
    * 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.myfaces.tobago.convert;
  
  import org.apache.myfaces.tobago.config.TobagoConfig;
  import org.apache.myfaces.tobago.context.Theme;
  import org.slf4j.Logger;
  import org.slf4j.LoggerFactory;
  
  import javax.faces.component.UIComponent;
  import javax.faces.context.FacesContext;
  import javax.faces.convert.Converter;
  import javax.faces.convert.ConverterException;
  import java.lang.invoke.MethodHandles;
  
  @org.apache.myfaces.tobago.apt.annotation.Converter(forClass = "org.apache.myfaces.tobago.context.Theme")
  public class ThemeConverter implements Converter<Theme> {
  
    private static final Logger LOG = LoggerFactory.getLogger(MethodHandles.lookup().lookupClass());
  
    public static final String CONVERTER_ID = "org.apache.myfaces.tobago.Theme";
  
    @Override
    public String getAsString(
        final FacesContext facesContext, final UIComponent component, final Theme theme)
        throws ConverterException {
      try {
        return theme.getName();
      } catch (final ClassCastException e) {
        throw new ConverterException("object='" + theme + "'", e);
      }
    }
  
    @Override
    public Theme getAsObject(
        final FacesContext facesContext, final UIComponent component, final String string)
        throws ConverterException {
      try {
        return TobagoConfig.getInstance(facesContext).getTheme(string);
      } catch (final Exception e) {
        LOG.error("string='" + string + "'", e);
        throw new ConverterException("string='" + string + "'", e);
      }
    }
  
  }