ekuster/visualizador_instanciados
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

radial sugiyama positioning integration

Browse Source
This commit is contained in:
Oxy8
2026-03-23 11:13:27 -03:00
parent 6b9115e43b
commit 696844f341
51 changed files with 10089 additions and 364 deletions
Download Patch File Download Diff File Expand all files Collapse all files

134
backend_go/server.go
View File

@@ -26,6 +26,7 @@ func (s *APIServer) handler() http.Handler {
mux.HandleFunc("/api/graph_queries", s.handleGraphQueries)
mux.HandleFunc("/api/selection_queries", s.handleSelectionQueries)
mux.HandleFunc("/api/selection_query", s.handleSelectionQuery)
mux.HandleFunc("/api/selection_triples", s.handleSelectionTriples)
mux.HandleFunc("/api/neighbors", s.handleNeighbors)
return s.corsMiddleware(mux)
@@ -134,14 +135,14 @@ func (s *APIServer) handleGraph(w http.ResponseWriter, r *http.Request) {
return
}
graphQueryID := strings.TrimSpace(r.URL.Query().Get("graph_query_id"))
if graphQueryID == "" {
graphQueryID = graphqueries.DefaultID
}
if _, ok := graphqueries.Get(graphQueryID); !ok {
writeError(w, http.StatusUnprocessableEntity, "unknown graph_query_id")
return
}
graphQueryID := strings.TrimSpace(r.URL.Query().Get("graph_query_id"))
if graphQueryID == "" {
graphQueryID = graphqueries.DefaultID
}
if _, ok := graphqueries.Get(graphQueryID); !ok {
writeError(w, http.StatusUnprocessableEntity, "unknown graph_query_id")
return
}
snap, err := s.snapshots.Get(r.Context(), nodeLimit, edgeLimit, graphQueryID)
if err != nil {
@@ -225,8 +226,18 @@ func (s *APIServer) handleSelectionQuery(w http.ResponseWriter, r *http.Request)
return
}
ids, err := runSelectionQuery(r.Context(), s.sparql, snap, req.QueryID, req.SelectedIDs, s.cfg.IncludeBNodes)
result, err := runSelectionQuery(r.Context(), s.sparql, snap, req.QueryID, req.SelectedIDs, s.cfg.IncludeBNodes)
if err != nil {
log.Printf(
"handleSelectionQuery: returning 502 query_id=%s graph_query_id=%s selected_ids=%v node_limit=%d edge_limit=%d include_bnodes=%t err=%v",
req.QueryID,
graphQueryID,
req.SelectedIDs,
nodeLimit,
edgeLimit,
s.cfg.IncludeBNodes,
err,
)
writeError(w, http.StatusBadGateway, err.Error())
return
}
@@ -234,23 +245,31 @@ func (s *APIServer) handleSelectionQuery(w http.ResponseWriter, r *http.Request)
writeJSON(w, http.StatusOK, SelectionQueryResponse{
QueryID: req.QueryID,
SelectedIDs: req.SelectedIDs,
NeighborIDs: ids,
NeighborIDs: result.NeighborIDs,
})
}
func (s *APIServer) handleNeighbors(w http.ResponseWriter, r *http.Request) {
func (s *APIServer) handleSelectionTriples(w http.ResponseWriter, r *http.Request) {
if r.Method != http.MethodPost {
w.WriteHeader(http.StatusMethodNotAllowed)
return
}
var req NeighborsRequest
if err := decodeJSON(r.Body, &req); err != nil {
var req SelectionQueryRequest
if err := decodeJSON(r.Body, &req); err != nil || strings.TrimSpace(req.QueryID) == "" {
writeError(w, http.StatusUnprocessableEntity, "invalid request body")
return
}
if _, ok := selectionqueries.Get(req.QueryID); !ok {
writeError(w, http.StatusUnprocessableEntity, "unknown query_id")
return
}
if len(req.SelectedIDs) == 0 {
writeJSON(w, http.StatusOK, NeighborsResponse{SelectedIDs: req.SelectedIDs, NeighborIDs: []uint32{}})
writeJSON(w, http.StatusOK, SelectionTriplesResponse{
QueryID: req.QueryID,
SelectedIDs: req.SelectedIDs,
Triples: []selectionqueries.Triple{},
})
return
}
@@ -282,13 +301,96 @@ func (s *APIServer) handleNeighbors(w http.ResponseWriter, r *http.Request) {
return
}
nbrs, err := runSelectionQuery(r.Context(), s.sparql, snap, "neighbors", req.SelectedIDs, s.cfg.IncludeBNodes)
result, err := runSelectionQuery(r.Context(), s.sparql, snap, req.QueryID, req.SelectedIDs, s.cfg.IncludeBNodes)
if err != nil {
log.Printf(
"handleSelectionTriples: returning 502 query_id=%s graph_query_id=%s selected_ids=%v node_limit=%d edge_limit=%d include_bnodes=%t err=%v",
req.QueryID,
graphQueryID,
req.SelectedIDs,
nodeLimit,
edgeLimit,
s.cfg.IncludeBNodes,
err,
)
writeError(w, http.StatusBadGateway, err.Error())
return
}
writeJSON(w, http.StatusOK, NeighborsResponse{SelectedIDs: req.SelectedIDs, NeighborIDs: nbrs})
writeJSON(w, http.StatusOK, SelectionTriplesResponse{
QueryID: req.QueryID,
SelectedIDs: req.SelectedIDs,
Triples: result.Triples,
})
}
func (s *APIServer) handleNeighbors(w http.ResponseWriter, r *http.Request) {
if r.Method != http.MethodPost {
w.WriteHeader(http.StatusMethodNotAllowed)
return
}
var req NeighborsRequest
if err := decodeJSON(r.Body, &req); err != nil {
writeError(w, http.StatusUnprocessableEntity, "invalid request body")
return
}
if len(req.SelectedIDs) == 0 {
writeJSON(w, http.StatusOK, NeighborsResponse{
SelectedIDs: req.SelectedIDs,
NeighborIDs: []uint32{},
})
return
}
graphQueryID := graphqueries.DefaultID
if req.GraphQueryID != nil && strings.TrimSpace(*req.GraphQueryID) != "" {
graphQueryID = strings.TrimSpace(*req.GraphQueryID)
}
if _, ok := graphqueries.Get(graphQueryID); !ok {
writeError(w, http.StatusUnprocessableEntity, "unknown graph_query_id")
return
}
nodeLimit := s.cfg.DefaultNodeLimit
edgeLimit := s.cfg.DefaultEdgeLimit
if req.NodeLimit != nil {
nodeLimit = *req.NodeLimit
}
if req.EdgeLimit != nil {
edgeLimit = *req.EdgeLimit
}
if nodeLimit < 1 || nodeLimit > s.cfg.MaxNodeLimit || edgeLimit < 1 || edgeLimit > s.cfg.MaxEdgeLimit {
writeError(w, http.StatusUnprocessableEntity, "invalid node_limit/edge_limit")
return
}
snap, err := s.snapshots.Get(r.Context(), nodeLimit, edgeLimit, graphQueryID)
if err != nil {
writeError(w, http.StatusInternalServerError, err.Error())
return
}
result, err := runSelectionQuery(r.Context(), s.sparql, snap, "neighbors", req.SelectedIDs, s.cfg.IncludeBNodes)
if err != nil {
log.Printf(
"handleNeighbors: returning 502 query_id=%s graph_query_id=%s selected_ids=%v node_limit=%d edge_limit=%d include_bnodes=%t err=%v",
"neighbors",
graphQueryID,
req.SelectedIDs,
nodeLimit,
edgeLimit,
s.cfg.IncludeBNodes,
err,
)
writeError(w, http.StatusBadGateway, err.Error())
return
}
writeJSON(w, http.StatusOK, NeighborsResponse{
SelectedIDs: req.SelectedIDs,
NeighborIDs: result.NeighborIDs,
})
}
func intQuery(r *http.Request, name string, def int) (int, error) {