/**
 * ============LICENSE_START====================================================
 * org.onap.aaf
 * ===========================================================================
 * Copyright (c) 2018 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====================================================
 *
 */

package org.onap.aaf.auth.cmd.perm;


import java.io.UnsupportedEncodingException;
import java.net.URLEncoder;

import org.onap.aaf.auth.cmd.AAFcli;
import org.onap.aaf.auth.cmd.Cmd;
import org.onap.aaf.auth.cmd.Param;
import org.onap.aaf.auth.rserv.HttpMethods;
import org.onap.aaf.cadi.CadiException;
import org.onap.aaf.cadi.LocatorException;
import org.onap.aaf.cadi.client.Future;
import org.onap.aaf.cadi.client.Rcli;
import org.onap.aaf.cadi.client.Retryable;
import org.onap.aaf.cadi.config.Config;
import org.onap.aaf.misc.env.APIException;

import aaf.v2_0.PermRequest;

public class Rename extends Cmd {
    public Rename(Perm parent) {
        super(parent,"rename", 
                new Param("type",true), 
                new Param("instance",true),
                new Param("action", true),
                new Param("new type",true), 
                new Param("new instance",true),
                new Param("new action", true)
                );
    }
    
    @Override
    public int _exec(final int index, final String ... args) throws CadiException, APIException, LocatorException {
        return same(new Retryable<Integer>() {
            @Override
            public Integer code(Rcli<?> client) throws CadiException, APIException {
                int idx = index;
                String origType = args[idx++];
                String origInstance = args[idx++];
                String origAction = args[idx++];
                
                //Create new permission
                PermRequest pr = new PermRequest();
                pr.setType(args[idx++]);
                pr.setInstance(args[idx++]);
                pr.setAction(args[idx++]);
                
                // Set Start/End commands
                setStartEnd(pr);
                try {
                    Future<PermRequest> fp = client.update(
                            "/authz/perm/"+
                            origType+ '/' +
                            URLEncoder.encode(origInstance,Config.UTF_8) + '/' +
                            origAction,
                            getDF(PermRequest.class),
                            pr
                            );
                    int rv;
                    if (fp.get(AAFcli.timeout())) {
                        rv = fp.code();
                        pw().println("Updated Permission");
                    } else {
                        rv = fp.code();
                        if (rv==202) {
                            pw().println("Permission Update Accepted, but requires Approvals before actualizing");
                        } else {
                            error(fp);
                        }
                    }
                    return rv;
                } catch (UnsupportedEncodingException e) {
                    throw new CadiException(e);
                }
            }
        });
        
    }
    
    @Override
    public void detailedHelp(int indent, StringBuilder sb) {
        detailLine(sb,indent,"Rename a Permission from:");
        detailLine(sb,indent+2,"<type> <instance> <action>");
        detailLine(sb,indent,"to:");
        detailLine(sb,indent+2,"<new type> <new instance> <new action>");
        sb.append('\n');
        detailLine(sb,indent,"Namespace must be the same in <type> and <new type>");
        detailLine(sb,indent+4,"see Create for definitions of type,instance and action");
        api(sb,indent,HttpMethods.PUT,"authz/perm/<type>/<instance>/<action>",PermRequest.class,true);
    }
}