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/*-
 * ============LICENSE_START=======================================================
 * OpenECOMP - org.openecomp.dmaapbc
 * ================================================================================
 * 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=========================================================
 */

//
// $Id$

package org.openecomp.dmaapbc.resources;



import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import io.swagger.annotations.ApiResponse;
import io.swagger.annotations.ApiResponses;

import javax.ws.rs.Consumes;
import javax.ws.rs.GET;
import javax.ws.rs.POST;
import javax.ws.rs.PUT;
import javax.ws.rs.Path;
import javax.ws.rs.Produces;
import javax.ws.rs.core.Context;
import javax.ws.rs.core.MediaType;
import javax.ws.rs.core.Response;
import javax.ws.rs.core.UriInfo;

import org.openecomp.dmaapbc.logging.BaseLoggingClass;
import org.openecomp.dmaapbc.model.ApiError;
import org.openecomp.dmaapbc.model.Dmaap;
import org.openecomp.dmaapbc.service.ApiService;
import org.openecomp.dmaapbc.service.DmaapService;



@Path("/dmaap")
@Api( value= "dmaap", description = "Endpoint for this instance of DMaaP object containing values for this OpenDCAE deployment" )
@Consumes(MediaType.APPLICATION_JSON)
@Produces(MediaType.APPLICATION_JSON)
@Authorization
public class DmaapResource extends BaseLoggingClass {


	DmaapService dmaapService = new DmaapService();
	
	@GET
	@ApiOperation( value = "return dmaap details", notes = "returns the `dmaap` object, which contains system wide configuration settings", response = Dmaap.class)
    @ApiResponses( value = {
        @ApiResponse( code = 200, message = "Success", response = Dmaap.class),
        @ApiResponse( code = 400, message = "Error", response = ApiError.class )
    })

	public Response getDmaap(@Context UriInfo uriInfo)  {
		ApiService check = new ApiService();
			
		Dmaap d =  dmaapService.getDmaap();
		return check.success(d);
	}
	
	@POST
	@ApiOperation( value = "return dmaap details", notes = "Create a new DMaaP set system wide configuration settings for the *dcaeEnvironment*.  Deprecated with introduction of persistence in 1610.", response = Dmaap.class)
    @ApiResponses( value = {
        @ApiResponse( code = 200, message = "Success", response = Dmaap.class),
        @ApiResponse( code = 400, message = "Error", response = ApiError.class )
    })
	public Response addDmaap( Dmaap obj ) {
		ApiService check = new ApiService();	

		try { //check for required fields
			check.required( "dmaapName", obj.getDmaapName(), "^\\S+$" );  //no white space allowed in dmaapName
			check.required( "dmaapProvUrl", obj.getDrProvUrl(), "" );
			check.required( "topicNsRoot", obj.getTopicNsRoot(), "" );
			check.required( "bridgeAdminTopic", obj.getBridgeAdminTopic(), "" );
		} catch( RequiredFieldException rfe ) {
			return check.error();
		}
	
		Dmaap d =  dmaapService.addDmaap(obj);
		if ( d == null ) {
			return check.notFound();

		} 

		return check.success(d);
	}
	
	@PUT
	@ApiOperation( value = "return dmaap details", notes = "Update system settings for *dcaeEnvironment*.", response = Dmaap.class)
    @ApiResponses( value = {
        @ApiResponse( code = 200, message = "Success", response = Dmaap.class),
        @ApiResponse( code = 400, message = "Error", response = ApiError.class )
    })
	public Response updateDmaap(  Dmaap obj ) {
		ApiService check = new ApiService();

		try { //check for required fields
			check.required( "dmaapName", obj.getDmaapName(), "^\\S+$" );  //no white space allowed in dmaapName
			check.required( "dmaapProvUrl", obj.getDrProvUrl(), "" );
			check.required( "topicNsRoot", obj.getTopicNsRoot(), "" );
			check.required( "bridgeAdminTopic", obj.getBridgeAdminTopic(), "" );
		} catch( RequiredFieldException rfe ) {
			return check.error();
		}
		Dmaap d =  dmaapService.updateDmaap(obj);
		if ( d != null ) {
			return check.success(d);
		} else {
			return check.notFound();	
		}	
	}
	
	
}