74 lines
2.5 KiB
Java
74 lines
2.5 KiB
Java
package envoy.server.processors;
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import static envoy.data.Message.MessageStatus.READ;
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import java.time.Instant;
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import java.util.Collections;
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import java.util.logging.*;
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import envoy.data.Message.MessageStatus;
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import envoy.event.*;
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import envoy.util.EnvoyLog;
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import envoy.server.data.*;
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import envoy.server.net.*;
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import envoy.server.util.UserAuthenticationUtil;
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/**
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* @author Maximilian Käfer
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* @since Envoy Server Standalone v0.1-beta
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*/
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public final class GroupMessageStatusChangeProcessor
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implements ObjectProcessor<GroupMessageStatusChange> {
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private static final ConnectionManager connectionManager = ConnectionManager.getInstance();
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private static final PersistenceManager persistenceManager = PersistenceManager.getInstance();
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private static final Logger logger =
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EnvoyLog.getLogger(MessageStatusChangeProcessor.class);
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@Override
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public void process(GroupMessageStatusChange statusChange, long socketID,
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ObjectWriteProxy writeProxy) {
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// Check whether the message has the expected parameters
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if (!UserAuthenticationUtil.isExpectedUser(statusChange.getMemberID(), socketID)) {
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logger.log(Level.INFO,
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"Received a group message with invalid parameters");
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return;
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}
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GroupMessage gmsg = (GroupMessage) persistenceManager.getMessageByID(statusChange.getID());
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if (gmsg == null)
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return;
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// Any other status than READ is not supposed to be sent to the server
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if (statusChange.get() != MessageStatus.READ) {
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logger.log(Level.WARNING, "Invalid " + statusChange);
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return;
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}
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// Apply the status change
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gmsg.getMemberMessageStatus().replace(statusChange.getMemberID(), statusChange.get());
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gmsg.setLastStatusChangeDate(Instant.now());
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// Notifying the other members about the status change
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final var userID = connectionManager.getUserIDBySocketID(socketID);
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gmsg.getMemberMessageStatus()
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.keySet()
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.stream()
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.filter(k -> userID != k)
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.filter(connectionManager::isOnline)
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.forEach(k -> writeProxy.write(connectionManager.getSocketID(k), statusChange));
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// Increment overall status to READ if necessary
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if (Collections.min(gmsg.getMemberMessageStatus().values()) == READ) {
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gmsg.read();
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// Notify online members about the status change
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writeProxy.writeToOnlineContacts(gmsg.getRecipient().getContacts(),
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new MessageStatusChange(gmsg.getID(), gmsg.getStatus(), Instant.now()));
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}
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persistenceManager.updateMessage(gmsg);
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}
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}
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