// Copyright 2012,2013 Vaughn Vernon
//
// 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.
package com.saasovation.agilepm.port.adapter.messaging.rabbitmq;
import java.util.Date;
import java.util.Properties;
import com.saasovation.agilepm.application.product.ProductApplicationService;
import com.saasovation.agilepm.application.product.StartDiscussionInitiationCommand;
import com.saasovation.agilepm.port.adapter.messaging.ProductDiscussionExclusiveOwnerId;
import com.saasovation.common.notification.NotificationReader;
import com.saasovation.common.port.adapter.messaging.Exchanges;
import com.saasovation.common.port.adapter.messaging.rabbitmq.ConnectionSettings;
import com.saasovation.common.port.adapter.messaging.rabbitmq.Exchange;
import com.saasovation.common.port.adapter.messaging.rabbitmq.ExchangeListener;
import com.saasovation.common.port.adapter.messaging.rabbitmq.MessageParameters;
import com.saasovation.common.port.adapter.messaging.rabbitmq.MessageProducer;
import com.saasovation.common.serializer.PropertiesSerializer;
public class RabbitMQProductDiscussionRequestedListener
extends ExchangeListener {
private static final String COMMAND =
"com.saasovation.collaboration.discussion.CreateExclusiveDiscussion";
private ProductApplicationService productApplicationService;
protected RabbitMQProductDiscussionRequestedListener(
ProductApplicationService aProductApplicationService) {
super();
this.productApplicationService = aProductApplicationService;
}
@Override
protected String exchangeName() {
return Exchanges.AGILEPM_EXCHANGE_NAME;
}
@Override
protected void filteredDispatch(String aType, String aTextMessage) {
NotificationReader reader = new NotificationReader(aTextMessage);
if (!reader.eventBooleanValue("requestingDiscussion")) {
return;
}
String tenantId = reader.eventStringValue("tenantId.id");
String productId = reader.eventStringValue("product.id");
this.productApplicationService.startDiscussionInitiation(
new StartDiscussionInitiationCommand(
tenantId,
productId));
Properties parameters = this.parametersFrom(reader);
PropertiesSerializer serializer = PropertiesSerializer.instance();
String serialization = serializer.serialize(parameters);
String commandId = this.commandIdFrom(parameters);
this.messageProducer()
.send(
serialization,
MessageParameters
.durableTextParameters(
COMMAND,
commandId,
new Date()))
.close();
}
@Override
protected String[] listensTo() {
return new String[] {
"com.saasovation.agilepm.domain.model.product.ProductCreated",
"com.saasovation.agilepm.domain.model.product.ProductDiscussionRequested"
};
}
private String commandIdFrom(Properties aProperties) {
String commandId =
aProperties.getProperty("tenantId")
+ ":"
+ aProperties.getProperty("productId");
return commandId;
}
private MessageProducer messageProducer() {
Exchange exchange =
Exchange.fanOutInstance(
ConnectionSettings.instance(),
Exchanges.COLLABORATION_EXCHANGE_NAME,
true);
MessageProducer messageProducer =
MessageProducer.instance(exchange);
return messageProducer;
}
private Properties parametersFrom(NotificationReader aReader) {
Properties properties = new Properties();
properties.put("command", COMMAND);
properties.put("tenantId",
aReader.eventStringValue("tenantId.id"));
ProductDiscussionExclusiveOwnerId exclusiveOwnerId =
new ProductDiscussionExclusiveOwnerId(
aReader.eventStringValue("productId.id"));
properties.put("exclusiveOwnerId",
exclusiveOwnerId.encoded());
properties.put("forumSubject",
"ProjectOvation Forum: " + aReader.eventStringValue("name"));
properties.put("forumDescription",
"About: " + aReader.eventStringValue("description"));
properties.put("discussionSubject",
"Product Discussion: " + aReader.eventStringValue("name"));
String productOwnerId =
aReader.eventStringValue("productOwnerId.id");
properties.put("creatorId", productOwnerId);
properties.put("moderatorId", productOwnerId);
return properties;
}
}