Fixed bugs

src/helpers/outer-damage-parts.ts

@@ -298,6 +298,40 @@ export function partIdentityKey(p: DamageSelectedPartV2): string {
   return `${p.side}|${p.name}`;
 }
 
+/**
+ * Same canonical identity as `partIdentityKey`, but derived directly from a
+ * unified `carPartDamage` snapshot (the shape we persist on
+ * `evaluation.damageExpertReply*.parts[].carPartDamage`).
+ *
+ * Returns `null` when the input cannot produce an identity (no `id`, no
+ * `name`). Callers should treat that as an invalid expert reply line.
+ */
+export function partIdentityKeyFromCarPartDamage(
+  carPartDamage: unknown,
+): string | null {
+  if (
+    !carPartDamage ||
+    typeof carPartDamage !== "object" ||
+    Array.isArray(carPartDamage)
+  ) {
+    return null;
+  }
+  const o = carPartDamage as Record<string, unknown>;
+  const idRaw = o.id;
+  const id =
+    typeof idRaw === "number" && Number.isFinite(idRaw)
+      ? idRaw
+      : typeof idRaw === "string" &&
+          idRaw.trim() &&
+          Number.isFinite(Number(idRaw))
+        ? Number(idRaw)
+        : null;
+  const name = typeof o.name === "string" ? o.name.trim() : "";
+  const side = typeof o.side === "string" ? o.side.trim() : "";
+  if (id == null && !name) return null;
+  return partIdentityKey({ id, name, side, label_fa: "" });
+}
+
 function normPartSegment(s: string): string {
   return String(s ?? "").replace(/[^a-z0-9]/gi, "").toLowerCase();
 }