/**
    * Copyright 2005-2013 The Kuali Foundation
    *
    * Licensed under the Educational Community 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.opensource.org/licenses/ecl2.php
    *
   * 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.kuali.rice.krad.uif.field;
  
  import org.apache.commons.lang.StringUtils;
  import org.kuali.rice.core.api.util.ConcreteKeyValue;
  import org.kuali.rice.core.api.util.KeyValue;
  import org.kuali.rice.krad.datadictionary.AttributeDefinition;
  import org.kuali.rice.krad.datadictionary.parse.BeanTag;
  import org.kuali.rice.krad.datadictionary.parse.BeanTagAttribute;
  import org.kuali.rice.krad.service.KRADServiceLocatorWeb;
  import org.kuali.rice.krad.uif.UifConstants;
  import org.kuali.rice.krad.uif.component.Component;
  import org.kuali.rice.krad.uif.control.CheckboxControl;
  import org.kuali.rice.krad.uif.control.Control;
  import org.kuali.rice.krad.uif.control.MultiValueControl;
  import org.kuali.rice.krad.uif.control.RadioGroupControl;
  import org.kuali.rice.krad.uif.control.TextAreaControl;
  import org.kuali.rice.krad.uif.element.Message;
  import org.kuali.rice.krad.uif.util.ComponentFactory;
  import org.kuali.rice.krad.uif.util.ComponentUtils;
  import org.kuali.rice.krad.uif.util.KeyMessage;
  import org.kuali.rice.krad.uif.view.View;
  import org.kuali.rice.krad.util.KRADConstants;
  import org.kuali.rice.krad.util.KRADPropertyConstants;
  
  import java.util.ArrayList;
  import java.util.List;
  
  /**
   * Custom <code>InputField</code> for search fields within a lookup view
   *
   * @author Kuali Rice Team (rice.collab@kuali.org)
   */
  @BeanTag(name = "lookupCriteriaInputField-bean", parent = "Uif-LookupCriteriaInputField")
  public class LookupInputField extends InputField {
      private static final long serialVersionUID = -8294275596836322699L;
  
      private boolean disableWildcardsAndOperators;
      private boolean addControlSelectAllOption;
      private boolean triggerOnChange;
      private boolean ranged;
  
      private RadioGroupControl radioGroupControl;
  
      public LookupInputField() {
          super();
  
          disableWildcardsAndOperators = false;
          addControlSelectAllOption = false;
          setTriggerOnChange(false);
      }
  
      /**
       * Replace checkbox control with radio group control
       *
       * @see Component#performApplyModel(org.kuali.rice.krad.uif.view.View, Object,
       * org.kuali.rice.krad.uif.component.Component)
       */
      @Override
      public void performApplyModel(View view, Object model, Component parent) {
          super.performApplyModel(view, model, parent);
  
          if (getControl() != null && getControl() instanceof CheckboxControl) {
              setControl(getRadioGroupControl());
          }
      }
  
      /**
       * The following actions are performed:
       *
       * <ul>
       * <li>Add all option if enabled and control is multi-value</li>
       * </ul>
       *
       * @see org.kuali.rice.krad.uif.component.ComponentBase#performFinalize(org.kuali.rice.krad.uif.view.View,
       *      java.lang.Object, org.kuali.rice.krad.uif.component.Component)
       */
      @Override
      public void performFinalize(View view, Object model, Component parent) {
          super.performFinalize(view, model, parent);
  
          // if enabled add option to select all values
          if (addControlSelectAllOption && (getControl() != null) && getControl() instanceof MultiValueControl) {
              String allOptionText = KRADServiceLocatorWeb.getMessageService().getMessageText(
                      UifConstants.MessageKeys.OPTION_ALL);
 
             MultiValueControl multiValueControl = (MultiValueControl) getControl();
             if (multiValueControl.getOptions() != null) {
                 multiValueControl.getOptions().add(0, new ConcreteKeyValue("", allOptionText));
             }
 
             if (multiValueControl.getRichOptions() != null) {
                 Message message = ComponentFactory.getMessage();
 
                 view.assignComponentIds(message);
                 message.setMessageText(allOptionText);
                 message.setGenerateSpan(false);
 
                 multiValueControl.getRichOptions().add(0, new KeyMessage("", allOptionText, message));
             }
         }
     }
 
     /**
      * Add radioGroupControl if the control is a checkbox control
      *
      * @see org.kuali.rice.krad.uif.component.Component#getPropertyReplacers()
      */
     @Override
     public List<Component> getComponentPrototypes() {
         List<Component> components = super.getComponentPrototypes();
         if (getControl() != null && getControl() instanceof CheckboxControl) {
             components.add(radioGroupControl);
         }
         return components;
     }
 
     /**
      * Override of InputField copy to setup properties necessary to make the field usable for inputting
      * search criteria
      *
      * @param attributeDefinition - AttributeDefinition instance the property values should be copied from
      * @see DataField#copyFromAttributeDefinition(org.kuali.rice.krad.uif.view.View,
      * org.kuali.rice.krad.datadictionary.AttributeDefinition)
      */
     @Override
     public void copyFromAttributeDefinition(View view, AttributeDefinition attributeDefinition) {
         // label
         if (StringUtils.isEmpty(getLabel())) {
             setLabel(attributeDefinition.getLabel());
         }
 
         // short label
         if (StringUtils.isEmpty(getShortLabel())) {
             setShortLabel(attributeDefinition.getShortLabel());
         }
 
         // security
         if (getDataFieldSecurity().getAttributeSecurity() == null) {
             getDataFieldSecurity().setAttributeSecurity(attributeDefinition.getAttributeSecurity());
         }
 
         // options
         if (getOptionsFinder() == null) {
             setOptionsFinder(attributeDefinition.getOptionsFinder());
         }
 
         // TODO: what about formatter?
 
         // use control from dictionary if not specified and convert for searching
         if (getControl() == null) {
             Control control = convertControlToLookupControl(attributeDefinition);
             view.assignComponentIds(control);
 
             setControl(control);
         }
 
         // overwrite maxLength to allow for wildcards and ranges
         setMaxLength(100);
 
         // set default value for active field to true
         if (StringUtils.isEmpty(getDefaultValue())) {
             if ((StringUtils.equals(getPropertyName(), KRADPropertyConstants.ACTIVE))) {
                 setDefaultValue(KRADConstants.YES_INDICATOR_VALUE);
             }
         }
 
         /*
            * TODO delyea: FieldUtils.createAndPopulateFieldsForLookup used to allow for a set of property names to be passed in via the URL
            * parameters of the lookup url to set fields as 'read only'
            */
 
     }
 
     /**
      * If control definition is defined on the given attribute definition, converts to an appropriate control for
      * searching (if necessary) and returns a copy for setting on the field
      *
      * @param attributeDefinition - attribute definition instance to retrieve control from
      * @return Control instance or null if not found
      */
     protected static Control convertControlToLookupControl(AttributeDefinition attributeDefinition) {
         if (attributeDefinition.getControlField() == null) {
             return null;
         }
 
         Control newControl = null;
 
         // convert checkbox to radio with yes/no/both options
         if (CheckboxControl.class.isAssignableFrom(attributeDefinition.getControlField().getClass())) {
             newControl = ComponentFactory.getRadioGroupControlHorizontal();
             List<KeyValue> options = new ArrayList<KeyValue>();
             options.add(new ConcreteKeyValue("Y", "Yes"));
             options.add(new ConcreteKeyValue("N", "No"));
             options.add(new ConcreteKeyValue("", "Both"));
 
             ((RadioGroupControl) newControl).setOptions(options);
         }
         // text areas get converted to simple text inputs
         else if (TextAreaControl.class.isAssignableFrom(attributeDefinition.getControlField().getClass())) {
             newControl = ComponentFactory.getTextControl();
         } else {
             newControl = ComponentUtils.copy(attributeDefinition.getControlField(), "");
         }
 
         return newControl;
     }
 
     /**
      * @return the treatWildcardsAndOperatorsAsLiteral
      */
     @BeanTagAttribute(name="disableWildcardsAndOperators")
     public boolean isDisableWildcardsAndOperators() {
         return this.disableWildcardsAndOperators;
     }
 
     /**
      * @param disableWildcardsAndOperators the treatWildcardsAndOperatorsAsLiteral to set
      */
     public void setDisableWildcardsAndOperators(boolean disableWildcardsAndOperators) {
         this.disableWildcardsAndOperators = disableWildcardsAndOperators;
     }
 
     /**
      * Indicates whether the option for all values (blank key, 'All' label) should be added to the lookup
      * field, note this is only supported for {@link org.kuali.rice.krad.uif.control.MultiValueControl} instance
      *
      * @return boolean true if all option should be added, false if not
      */
     @BeanTagAttribute(name="addControlSelectAllOption")
     public boolean isAddControlSelectAllOption() {
         return addControlSelectAllOption;
     }
 
     /**
      * Setter for the add all option indicator
      *
      * @param addControlSelectAllOption
      */
     public void setAddControlSelectAllOption(boolean addControlSelectAllOption) {
         this.addControlSelectAllOption = addControlSelectAllOption;
     }
 
     /**
      * Indicates that the search must execute on changing of a value in the lookup input field
      *
      * @return boolean
      */
     public boolean isTriggerOnChange() {
         return triggerOnChange;
     }
 
     /**
      * Setter for the trigger search on change flag
      *
      * @param triggerOnChange
      */
     public void setTriggerOnChange(boolean triggerOnChange) {
         this.triggerOnChange = triggerOnChange;
     }
 
     /**
      * The radio group control prototype that will replace the checkbox control
      *
      * @return RadioGroupControl
      */
     public RadioGroupControl getRadioGroupControl() {
         return radioGroupControl;
     }
 
     /**
      * Setter for the radio group control
      *
      * @param radioGroupControl
      */
     public void setRadioGroupControl(RadioGroupControl radioGroupControl) {
         this.radioGroupControl = radioGroupControl;
     }
 
     /**
      * Indicates that a field must be rendered as a from and to value
      *
      * @return
      */
     public boolean isRanged() {
         return ranged;
     }
 
     /**
      * Setter for ranged flag to indicate this is a range field
      *
      * @param ranged
      */
     public void setRanged(boolean ranged) {
         this.ranged = ranged;
     }
 }