60 lines
1.9 KiB
Java
60 lines
1.9 KiB
Java
package envoy.server.processors;
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import java.time.Instant;
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import java.util.logging.Level;
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import envoy.event.GroupResize;
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import envoy.util.EnvoyLog;
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import envoy.server.data.*;
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import envoy.server.net.ObjectWriteProxy;
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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 GroupResizeProcessor implements ObjectProcessor<GroupResize> {
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private static final PersistenceManager persistenceManager = PersistenceManager.getInstance();
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@Override
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public void process(GroupResize groupResize, long socketID, ObjectWriteProxy writeProxy) {
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// Acquire the group to resize from the database
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final var group = persistenceManager.getGroupByID(groupResize.getGroupID());
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final var sender = persistenceManager.getUserByID(groupResize.get().getID());
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// TODO: Inform the sender that this group has already been deleted
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if (group == null)
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return;
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// Perform the desired operation
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switch (groupResize.getOperation()) {
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case ADD:
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persistenceManager.addContactBidirectional(sender, group);
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writeProxy.writeToOnlineContacts(group.getContacts(), group.toCommon());
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return;
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case REMOVE:
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persistenceManager.removeContactBidirectional(sender, group);
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sender.setLatestContactDeletion(Instant.now());
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// The group has no more members and hence will be deleted
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if (group.getContacts().isEmpty()) {
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EnvoyLog.getLogger(GroupResizeProcessor.class).log(Level.INFO,
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"Deleting now empty group " + group.getName());
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persistenceManager.deleteContact(group);
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} else {
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// Informing the other members
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writeProxy.writeToOnlineContacts(group.getContacts(), groupResize);
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group.getContacts()
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.forEach(c -> ((User) c).setLatestContactDeletion(Instant.now()));
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}
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group.getContacts()
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.remove(persistenceManager.getUserByID(groupResize.get().getID()));
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return;
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}
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}
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}
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