package eu.ehri.project.definitions;
   
   import com.google.common.collect.Lists;
   
   import java.util.Map;
   import java.util.MissingResourceException;
   import java.util.ResourceBundle;
   import java.util.stream.Collectors;
   
  public interface DefinitionList {
  
      Boolean isMultiValued();
      String name();
  
      static ResourceBundle bundle = ResourceBundle.getBundle("eu.ehri.project.definitions.messages");
  
      static Map<String,String> getMap(DefinitionList[] items, Boolean multivalued) {
          return Lists.newArrayList(items).stream()
                  .filter(i -> multivalued == null || i.isMultiValued() == multivalued)
                  .map(i -> Lists.newArrayList(i.getName(), i.getDescription()))
                  .collect(Collectors.toMap(i -> i.get(0), i -> i.get(1)));
      }
  
      static Map<String,String> getMap(DefinitionList[] items) {
          return getMap(items, null);
      }
  
      default String getResourceKey(String key) {
          try {
              return bundle.getString(key);
          } catch (MissingResourceException e) {
              return "!" + key + "!";
          }
      }
  
      default String messageKey() {
          return String.format("%s.%s", getClass().getSimpleName(), name());
      }
  
      default String getName() {
          return getResourceKey(messageKey());
      }
  
      default String getDescription() {
          return getResourceKey(String.format("%s.description", messageKey()));
      }
  }