sync: update from private repo (6fcb0d0)

ui/src/lib/splitPieces.ts

@@ -0,0 +1,57 @@
+import type { PieceSummary } from '../api';
+
+export interface SplitPieces {
+  defaults: PieceSummary[];
+  customs: PieceSummary[];
+}
+
+/**
+ * Split a flat list of PieceSummary into Default (built-in) and Custom sections.
+ * Pieces with source === 'builtin' go to defaults; all others go to customs.
+ */
+export function splitPieces(pieces: PieceSummary[]): SplitPieces {
+  const defaults: PieceSummary[] = [];
+  const customs: PieceSummary[] = [];
+  for (const p of pieces) {
+    if (p.source === 'builtin') {
+      defaults.push(p);
+    } else {
+      customs.push(p);
+    }
+  }
+  return { defaults, customs };
+}
+
+/**
+ * De-duplicate a flat list of PieceSummary by name, keeping the highest-priority
+ * source for each name — mirroring the executor's resolution order:
+ *   user-custom  >  global-custom  >  builtin
+ *
+ * Use this wherever a piece is SELECTED TO RUN (task creation, scheduled tasks,
+ * continue-with-piece dialogs). The result matches what the executor will actually
+ * run, so the user sees exactly one "chat" entry rather than two.
+ *
+ * Do NOT use this in the management/PiecesPage view — that view intentionally
+ * shows both the builtin and any same-named custom side-by-side.
+ */
+export function resolvePieceOptions(pieces: PieceSummary[]): PieceSummary[] {
+  const PRIORITY: Record<string, number> = {
+    'user-custom': 0,
+    'global-custom': 1,
+    builtin: 2,
+  };
+  const seen = new Map<string, PieceSummary>();
+  for (const p of pieces) {
+    const existing = seen.get(p.name);
+    const pPrio = PRIORITY[p.source ?? 'builtin'] ?? 2;
+    if (!existing) {
+      seen.set(p.name, p);
+    } else {
+      const existingPrio = PRIORITY[existing.source ?? 'builtin'] ?? 2;
+      if (pPrio < existingPrio) {
+        seen.set(p.name, p);
+      }
+    }
+  }
+  return Array.from(seen.values());
+}