radial sugiyama positioning integration

frontend/src/selection_queries/api.ts

@@ -1,4 +1,53 @@
-import type { GraphMeta, SelectionQueryMeta } from "./types";
+import type {
+  GraphMeta,
+  SelectionQueryMeta,
+  SelectionQueryResult,
+  SelectionTriple,
+  SelectionTripleResult,
+  SelectionTripleTerm,
+} from "./types";
+
+function numberArray(value: unknown): number[] {
+  if (!Array.isArray(value)) return [];
+  const out: number[] = [];
+  for (const item of value) {
+    if (typeof item === "number") out.push(item);
+  }
+  return out;
+}
+
+function tripleTerm(value: unknown): SelectionTripleTerm | null {
+  if (!value || typeof value !== "object") return null;
+  const record = value as Record<string, unknown>;
+  if (typeof record.type !== "string" || typeof record.value !== "string") return null;
+  return {
+    type: record.type,
+    value: record.value,
+    lang: typeof record.lang === "string" ? record.lang : undefined,
+  };
+}
+
+function tripleArray(value: unknown): SelectionTriple[] {
+  if (!Array.isArray(value)) return [];
+  const out: SelectionTriple[] = [];
+  for (const item of value) {
+    if (!item || typeof item !== "object") continue;
+    const record = item as Record<string, unknown>;
+    const s = tripleTerm(record.s);
+    const p = tripleTerm(record.p);
+    const o = tripleTerm(record.o);
+    if (!s || !p || !o) continue;
+    out.push({
+      s,
+      p,
+      o,
+      subject_id: typeof record.subject_id === "number" ? record.subject_id : undefined,
+      predicate_id: typeof record.predicate_id === "number" ? record.predicate_id : undefined,
+      object_id: typeof record.object_id === "number" ? record.object_id : undefined,
+    });
+  }
+  return out;
+}
 
 export async function fetchSelectionQueries(signal?: AbortSignal): Promise<SelectionQueryMeta[]> {
   const res = await fetch("/api/selection_queries", { signal });
@@ -12,7 +61,7 @@ export async function runSelectionQuery(
   selectedIds: number[],
   graphMeta: GraphMeta | null,
   signal: AbortSignal
-): Promise<number[]> {
+): Promise<SelectionQueryResult> {
   const body = {
     query_id: queryId,
     selected_ids: selectedIds,
@@ -29,9 +78,40 @@ export async function runSelectionQuery(
   });
   if (!res.ok) throw new Error(`POST /api/selection_query failed: ${res.status}`);
   const data = await res.json();
-  const ids: unknown = data?.neighbor_ids;
-  if (!Array.isArray(ids)) return [];
-  const out: number[] = [];
-  for (const id of ids) if (typeof id === "number") out.push(id);
-  return out;
+
+  return {
+    queryId: typeof data?.query_id === "string" ? data.query_id : queryId,
+    selectedIds: numberArray(data?.selected_ids),
+    neighborIds: numberArray(data?.neighbor_ids),
+  };
+}
+
+export async function runSelectionTripleQuery(
+  queryId: string,
+  selectedIds: number[],
+  graphMeta: GraphMeta | null,
+  signal: AbortSignal
+): Promise<SelectionTripleResult> {
+  const body = {
+    query_id: queryId,
+    selected_ids: selectedIds,
+    node_limit: typeof graphMeta?.node_limit === "number" ? graphMeta.node_limit : undefined,
+    edge_limit: typeof graphMeta?.edge_limit === "number" ? graphMeta.edge_limit : undefined,
+    graph_query_id: typeof graphMeta?.graph_query_id === "string" ? graphMeta.graph_query_id : undefined,
+  };
+
+  const res = await fetch("/api/selection_triples", {
+    method: "POST",
+    headers: { "content-type": "application/json" },
+    body: JSON.stringify(body),
+    signal,
+  });
+  if (!res.ok) throw new Error(`POST /api/selection_triples failed: ${res.status}`);
+  const data = await res.json();
+
+  return {
+    queryId: typeof data?.query_id === "string" ? data.query_id : queryId,
+    selectedIds: numberArray(data?.selected_ids),
+    triples: tripleArray(data?.triples),
+  };
 }