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.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.*;
  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.Map;
  
  /**
   * Created by angelind on 8/3/15.
   *
   * Overridden for fixing the issue with setting maxLength for the lookup fields.
   * Modified method name: copyFromAttributeDefinition.
   * Changes description : Getting the maxLength from attributeDefinition if the attribute definition is having maxLength.
   */
  @BeanTag(name = "lookupCriteriaInputField-bean", parent = "Uif-LookupCriteriaInputField")
  public class LookupInputField extends InputField {
      private static final long serialVersionUID = -8294275596836322699L;
  
      public static final String CHECKBOX_CONVERTED_RADIO_CONTROL = "Uif-CheckboxConvertedRadioControl";
  
      private boolean disableWildcardsAndOperators;
      private boolean addControlSelectAllOption;
      private boolean triggerOnChange;
      private boolean ranged;
  
      public LookupInputField() {
          super();
  
          disableWildcardsAndOperators = false;
          addControlSelectAllOption = false;
          setTriggerOnChange(false);
      }
  
      /**
       * 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));
              }
          }
      }
  
      /**
       * 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);
         /* Modified by 'Angelin Dayana' for fixing the issue with setting maxLength for the lookup fields.
         * Getting the maxLength from attributeDefinition if the attribute definition is having maxLength. */
         if ( attributeDefinition.getMaxLength()!=null && (attributeDefinition.getMaxLength() > 100)) {
             setMaxLength(attributeDefinition.getMaxLength());
         }
 
         // 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 = getCheckboxConvertedRadioControl();
         }
         // 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;
     }
 
     /**
      * 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;
     }
 
     /**
      * Remove any search criteria that are not part of the database lookup
      *
      * @param searchCriteria the search criteria to be filtered
      * @return the filteredSearchCriteria
      */
     public Map<String, String> filterSearchCriteria(Map<String, String> searchCriteria) {
         if (getControl() instanceof FilterableLookupCriteriaControl) {
             return ((FilterableLookupCriteriaControl) getControl()).filterSearchCriteria(getPropertyName(),
                     searchCriteria);
         } else {
             return searchCriteria;
         }
     }
 
     /**
      * @see org.kuali.rice.krad.uif.component.ComponentBase#copy()
      */
     @Override
     protected <T> void copyProperties(T component) {
         super.copyProperties(component);
         LookupInputField lookupInputFieldCopy = (LookupInputField) component;
         lookupInputFieldCopy.setDisableWildcardsAndOperators(this.disableWildcardsAndOperators);
         lookupInputFieldCopy.setAddControlSelectAllOption(this.addControlSelectAllOption);
         lookupInputFieldCopy.setTriggerOnChange(this.triggerOnChange);
         lookupInputFieldCopy.setRanged(this.ranged);
     }
 
     /**
      * Retrieves a new radio group control instance for converted lookup criteria checkboxes from Spring
      * (initialized by the bean definition with the given id)
      *
      * @return RadioGroupControl
      */
     private static RadioGroupControl getCheckboxConvertedRadioControl() {
         return (RadioGroupControl) ComponentFactory.getNewComponentInstance(CHECKBOX_CONVERTED_RADIO_CONTROL);
     }
 }