/*******************************************************************************
 *  ============LICENSE_START=======================================================
 *  org.onap.dmaap
 *  ================================================================================
 *  Copyright © 2017 AT&T Intellectual Property. All rights reserved.
 *  ================================================================================
 *  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.
 *  ============LICENSE_END=========================================================
 *
 *  ECOMP is a trademark and service mark of AT&T Intellectual Property.
 *  
 *******************************************************************************/
package org.onap.dmaap.mr.tools;

import java.io.PrintStream;

import com.att.nsa.cmdtool.Command;
import com.att.nsa.cmdtool.CommandNotReadyException;

public class AuthCommand implements Command<MRCommandContext>
{
	@Override
	public void checkReady ( MRCommandContext context ) throws CommandNotReadyException
	{
	}

	@Override
	public void execute ( String[] parts, MRCommandContext context, PrintStream out ) throws CommandNotReadyException
	{
		if ( parts.length > 0 )
		{
			context.setAuth ( parts[0], parts[1] );
			out.println ( "Now authenticating with " + parts[0] );
		}
		else
		{
			context.clearAuth ();
			out.println ( "No longer authenticating." );
		}
	}

	@Override
	public void displayHelp ( PrintStream out )
	{
		out.println ( "auth <apiKey> <apiSecret>" );
		out.println ( "\tuse these credentials on subsequent transactions" );
		out.println ( "noauth" );
		out.println ( "\tdo not use credentials on subsequent transactions" );
	}

	@Override
	public String[] getMatches ()
	{
		return new String[]
		{
			"auth (\\S*) (\\S*)",
			"noauth"
		};
	}
}