/*
    * Copyright 2014 James Pether Sörling
    *
    * 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.
   *
   *	$Id$
   *  $HeadURL$
  */
  package com.hack23.cia.web.impl.ui.application.views.common.formfactory.impl;
  
  import java.io.Serializable;
  import java.text.MessageFormat;
  import java.util.Collection;
  import java.util.List;
  
  import org.slf4j.Logger;
  import org.slf4j.LoggerFactory;
  import org.springframework.stereotype.Service;
  
  import com.hack23.cia.web.impl.ui.application.views.common.formfactory.api.FormFactory;
  import com.hack23.cia.web.impl.ui.application.views.common.sizing.ContentRatio;
  import com.hack23.cia.web.impl.ui.application.views.common.sizing.ContentSize;
  import com.hack23.cia.web.impl.ui.application.views.pageclicklistener.CommitFormWrapperClickListener;
  import com.vaadin.data.fieldgroup.BeanFieldGroup;
  import com.vaadin.data.util.BeanItem;
  import com.vaadin.server.FontAwesome;
  import com.vaadin.ui.AbstractOrderedLayout;
  import com.vaadin.ui.Alignment;
  import com.vaadin.ui.Button;
  import com.vaadin.ui.Button.ClickListener;
  import com.vaadin.ui.Field;
  import com.vaadin.ui.FormLayout;
  import com.vaadin.ui.Panel;
  import com.vaadin.ui.PasswordField;
  import com.vaadin.ui.VerticalLayout;
  
  /**
   * The Class FormFactoryImpl.
   */
  @Service
  public final class FormFactoryImpl implements FormFactory {
  
  	/** The Constant LOG_MSG_PROPERTY. */
  	private static final String LOG_MSG_PROPERTY = "property:{}";
  
  	/** The Constant HIDDEN_FIELD_NAME. */
  	private static final String HIDDEN_FIELD_NAME = "password";
  
  	/** The Constant LOGGER. */
  	private static final Logger LOGGER = LoggerFactory.getLogger(FormFactoryImpl.class);
  
  	@Override
  	public <T extends Serializable> void addRequestInputFormFields(final FormLayout panelContent, final BeanItem<T> item,
  			final Class<T> beanType, final List<String> displayProperties,final String buttonLabel,final ClickListener buttonListener) {
  		final BeanFieldGroup<T> fieldGroup = new BeanFieldGroup<>(beanType);
  		fieldGroup.setItemDataSource(item);
  		fieldGroup.setReadOnly(true);
  
  		for (final String property : displayProperties) {
  
  			final Field<?> buildAndBind;
  			if (property.contains(HIDDEN_FIELD_NAME)) {
  				buildAndBind = fieldGroup.buildAndBind(property,property, PasswordField.class);
  			} else {
  				buildAndBind = fieldGroup.buildAndBind(property);
  			}
  
  			buildAndBind.setId(MessageFormat.format("{0}.{1}", buttonLabel, property));
  			buildAndBind.setReadOnly(false);
  			buildAndBind.setWidth(ContentSize.HALF_SIZE);
  
  			panelContent.addComponent(buildAndBind);
  		}
  		final Collection<Object> unboundPropertyIds = fieldGroup.getUnboundPropertyIds();
  		for (final Object property : unboundPropertyIds) {
  			LOGGER.debug(LOG_MSG_PROPERTY, property);
  		}
  
  		final VerticalLayout verticalLayout = new VerticalLayout();
  		verticalLayout.setWidth("50%");
  
  		final Button button = new Button(buttonLabel,new CommitFormWrapperClickListener(fieldGroup,buttonListener));
  		button.setId(buttonLabel);
  		button.setWidth("25%");
  		button.setIcon(FontAwesome.PAW);
  
  		verticalLayout.addComponent(button);
  		verticalLayout.setComponentAlignment(button, Alignment.MIDDLE_RIGHT);
  
 		panelContent.addComponent(verticalLayout);
 	}
 
 	@Override
 	public <T extends Serializable> void addFormPanelTextFields(final AbstractOrderedLayout panelContent, final BeanItem<T> item,
 			final Class<T> beanType, final List<String> displayProperties) {
 
 
 		final Panel formPanel = new Panel();
 		formPanel.setSizeFull();
 
 		panelContent.addComponent(formPanel);
 		panelContent.setExpandRatio(formPanel, ContentRatio.GRID);
 
 		final FormLayout formContent = new FormLayout();
 		formPanel.setContent(formContent);
 
 
 		final BeanFieldGroup<T> fieldGroup = new BeanFieldGroup<>(beanType);
 		fieldGroup.setItemDataSource(item);
 		fieldGroup.setReadOnly(true);
 
 		for (final String property : displayProperties) {
 
 			final Field<?> buildAndBind = fieldGroup.buildAndBind(property);
 			buildAndBind.setWidth(ContentSize.FULL_SIZE);
 
 			formContent.addComponent(buildAndBind);
 		}
 		final Collection<Object> unboundPropertyIds = fieldGroup.getUnboundPropertyIds();
 		for (final Object property : unboundPropertyIds) {
 			LOGGER.debug(LOG_MSG_PROPERTY, property);
 		}
 
 
 	}
 
 
 
 }