package org.argeo.connect.ui.widgets;
   
   import java.util.ArrayList;
   import java.util.LinkedHashMap;
   import java.util.List;
   import java.util.Map;
   
   import org.argeo.connect.UserAdminService;
   import org.argeo.eclipse.ui.EclipseUiUtils;
  import org.eclipse.swt.widgets.Text;
  import org.osgi.service.useradmin.User;
  
  /** Drop down that displays the list of existing groups */
  @Deprecated
  public class ExistingGroupsDropDown extends ConnectAbstractDropDown {
  	private final UserAdminService userService;
  	private final boolean includeUsers;
  	private final boolean includeSystemRoles;
  
  	// We use a map: the displayed value is not the key we want to retrieve
  	// use a linked map to keep ordered returned by the query
  	private Map<String, User> userMap = new LinkedHashMap<String, User>();
  
  	/**
  	 * @param text
  	 * @param userAdminService
  	 * @param includeUsers
  	 * @param includeSystemRoles
  	 */
  	public ExistingGroupsDropDown(Text text, UserAdminService userAdminService, boolean includeUsers,
  			boolean includeSystemRoles) {
  		super(text);
  		this.userService = userAdminService;
  		this.includeUsers = includeUsers;
  		this.includeSystemRoles = includeSystemRoles;
  		init();
  	}
  
  	public void resetDN(String dn) {
  		if (EclipseUiUtils.notEmpty(dn))
  			reset(userService.getUserDisplayName(dn));
  		else
  			reset("");
  	}
  
  	@Override
  	public String getText() {
  		String groupId = null;
  		String dname = super.getText();
  		if (EclipseUiUtils.notEmpty(dname))
  			groupId = userMap.get(dname).getName();
  		return groupId;
  	}
  
  	@Override
  	protected List<String> getFilteredValues(String filter) {
  		List<User> users = userService.listGroups(filter, includeUsers, includeSystemRoles);
  		userMap.clear();
  		List<String> res = new ArrayList<String>();
  
  		for (User user : users) {
  			String dn = user.getName();
  			String userDName = userService.getUserDisplayName(dn);
  			userMap.put(userDName, user);
  			res.add(userDName);
  		}
  		return res;
  	}
  }