package io.lumify.web.routes.workspace;
import com.google.inject.Inject;
import io.lumify.core.config.Configuration;
import io.lumify.core.model.properties.LumifyProperties;
import io.lumify.core.model.user.UserRepository;
import io.lumify.core.model.workspace.Workspace;
import io.lumify.core.model.workspace.WorkspaceEntity;
import io.lumify.core.model.workspace.WorkspaceRepository;
import io.lumify.core.user.User;
import io.lumify.core.util.GraphUtil;
import io.lumify.core.util.LumifyLogger;
import io.lumify.core.util.LumifyLoggerFactory;
import io.lumify.miniweb.HandlerChain;
import io.lumify.web.BaseRequestHandler;
import io.lumify.web.clientapi.model.ClientApiWorkspaceEdges;
import org.securegraph.Authorizations;
import org.securegraph.Direction;
import org.securegraph.Edge;
import org.securegraph.Graph;
import org.securegraph.util.ConvertingIterable;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.util.Collections;
import java.util.List;
import static org.securegraph.util.IterableUtils.toList;
public class WorkspaceEdges extends BaseRequestHandler {
private static final LumifyLogger LOGGER = LumifyLoggerFactory.getLogger(WorkspaceEdges.class);
private final Graph graph;
private final WorkspaceRepository workspaceRepository;
@Inject
public WorkspaceEdges(
final Graph graph,
final UserRepository userRepository,
final Configuration configuration,
final WorkspaceRepository workspaceRepository) {
super(userRepository, workspaceRepository, configuration);
this.graph = graph;
this.workspaceRepository = workspaceRepository;
}
@Override
public void handle(HttpServletRequest request, HttpServletResponse response, HandlerChain chain) throws Exception {
String[] additionalIds = getOptionalParameterAsStringArray(request, "ids[]"); // additional graph vertex ids to search for
if (additionalIds == null) {
additionalIds = new String[0];
}
User user = getUser(request);
Authorizations authorizations = getAuthorizations(request, user);
String workspaceId = getActiveWorkspaceId(request);
long startTime = System.nanoTime();
Workspace workspace = workspaceRepository.findById(workspaceId, user);
List<WorkspaceEntity> workspaceEntities = workspaceRepository.findEntities(workspace, user);
List<String> allIds = toList(new ConvertingIterable<WorkspaceEntity, String>(workspaceEntities) {
@Override
protected String convert(WorkspaceEntity workspaceEntity) {
return workspaceEntity.getEntityVertexId();
}
});
Collections.addAll(allIds, additionalIds);
List<Edge> edges = toList(graph.getEdges(graph.findRelatedEdges(allIds, authorizations), authorizations));
ClientApiWorkspaceEdges results = new ClientApiWorkspaceEdges();
for (Edge edge : edges) {
ClientApiWorkspaceEdges.Edge e = new ClientApiWorkspaceEdges.Edge();
e.setFrom(edge.getVertexId(Direction.OUT));
e.setTo(edge.getVertexId(Direction.IN));
e.setRelationshipType(edge.getLabel());
e.setId(edge.getId());
e.setDiffType(GraphUtil.getSandboxStatus(edge, workspaceId));
e.setVisibilityJson(LumifyProperties.VISIBILITY_JSON.getPropertyValue(edge));
results.getEdges().add(e);
}
long endTime = System.nanoTime();
LOGGER.debug("Retrieved %d in %dms", edges.size(), (endTime - startTime) / 1000 / 1000);
respondWithClientApiObject(response, results);
}
}