/*-
 * ============LICENSE_START=======================================================
 * ONAP - SO
 * ================================================================================
 * Copyright (C) 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=========================================================
 */

package org.openecomp.mso.client.grm;

import org.openecomp.mso.client.grm.beans.ServiceEndPointList;
import org.openecomp.mso.client.grm.beans.ServiceEndPointLookup;
import org.openecomp.mso.client.grm.beans.ServiceEndPointLookupRequest;
import org.openecomp.mso.client.grm.beans.ServiceEndPointRequest;
import org.openecomp.mso.client.grm.beans.VersionLookup;
import org.openecomp.mso.client.grm.exceptions.GRMClientCallFailed;

public class GRMClient {

	public String findRunningServicesAsString(String name, int majorVersion, String env) throws Exception {
		
		ServiceEndPointLookupRequest request = buildServiceEndPointlookupRequest(name, majorVersion, env);		
		try {
			GRMRestInvoker invoker = this.getInvoker(GRMAction.FIND_RUNNING);
			return invoker.post(request, String.class);
		}
		catch(Exception e) {
			throw new GRMClientCallFailed("Call to GRM findRunning failed: " + e.getMessage(), e);
		}
	}
	
	public ServiceEndPointList findRunningServices(String name, int majorVersion, String env) throws Exception {
		
		ServiceEndPointLookupRequest request = buildServiceEndPointlookupRequest(name, majorVersion, env);
		try {
			GRMRestInvoker invoker = this.getInvoker(GRMAction.FIND_RUNNING);
			return invoker.post(request, ServiceEndPointList.class);
		}
		catch(Exception e) {
			throw new GRMClientCallFailed("Call to GRM findRunning failed: " + e.getMessage(), e);
		}
	}
	
	protected ServiceEndPointLookupRequest buildServiceEndPointlookupRequest(String name, int majorVersion, String env) {
		VersionLookup version = new VersionLookup();
		version.setMajor(majorVersion);
		
		ServiceEndPointLookup endpoint = new ServiceEndPointLookup();
		endpoint.setName(name);
		endpoint.setVersion(version);
		
		ServiceEndPointLookupRequest request = new ServiceEndPointLookupRequest();
		request.setServiceEndPoint(endpoint);
		request.setEnv(env);
		return request;
	}
	
	public void addServiceEndPoint(ServiceEndPointRequest request) throws Exception {
		try {
			GRMRestInvoker invoker = this.getInvoker(GRMAction.ADD);
			invoker.post(request);
		}
		catch(Exception e) {
			throw new GRMClientCallFailed("Call to GRM addServiceEndPoint failed: " + e.getMessage(), e);
		}
	}
	
	protected GRMRestInvoker getInvoker(GRMAction action) {
		return new GRMRestInvoker(action);
	}
}