Fix online board time range guard

src/routes/[lang]/onlineboard/_guards.test.ts

@@ -5,7 +5,7 @@
  */
 
 import { describe, it, expect, vi, beforeEach, afterEach } from "vitest";
-import { boardDateRedirect } from "./_guards.js";
+import { boardDateRedirect, boardSearchRedirect } from "./_guards.js";
 
 describe("boardDateRedirect (clock frozen 2026-05-15)", () => {
   beforeEach(() => {
@@ -40,3 +40,53 @@ describe("boardDateRedirect (clock frozen 2026-05-15)", () => {
     expect(boardDateRedirect("en-us", "20260101")).toBe("/en-us/onlineboard");
   });
 });
+
+describe("boardSearchRedirect time-range guard", () => {
+  beforeEach(() => {
+    vi.useFakeTimers();
+    vi.setSystemTime(new Date(2026, 4, 15, 12)); // May 15 2026 noon
+  });
+  afterEach(() => {
+    vi.useRealTimers();
+  });
+
+  it("allows a valid time-range suffix", () => {
+    expect(
+      boardSearchRedirect("ru-ru", {
+        date: "20260515",
+        timeFrom: "1400",
+        timeTo: "1800",
+      }),
+    ).toBeNull();
+  });
+
+  it("allows 2400 as the upper bound", () => {
+    expect(
+      boardSearchRedirect("ru-ru", {
+        date: "20260515",
+        timeFrom: "2359",
+        timeTo: "2400",
+      }),
+    ).toBeNull();
+  });
+
+  it("redirects when the time range is reversed", () => {
+    expect(
+      boardSearchRedirect("ru-ru", {
+        date: "20260515",
+        timeFrom: "1800",
+        timeTo: "1400",
+      }),
+    ).toBe("/ru-ru/onlineboard");
+  });
+
+  it("redirects when a time component is outside HHmm bounds", () => {
+    expect(
+      boardSearchRedirect("ru-ru", {
+        date: "20260515",
+        timeFrom: "1460",
+        timeTo: "1800",
+      }),
+    ).toBe("/ru-ru/onlineboard");
+  });
+});

src/routes/[lang]/onlineboard/_guards.ts

@@ -17,3 +17,46 @@ export function boardDateRedirect(locale: string, yyyymmdd: string): string | nu
   if (!isInBoardWindow(yyyymmdd)) return `/${locale}/onlineboard`;
   return null;
 }
+
+function hhmmToMinutes(value: string): number | null {
+  if (!/^\d{4}$/.test(value)) return null;
+  const hours = Number(value.slice(0, 2));
+  const minutes = Number(value.slice(2, 4));
+  if (hours === 24 && minutes === 0) return 24 * 60;
+  if (hours < 0 || hours > 23 || minutes < 0 || minutes > 59) return null;
+  return hours * 60 + minutes;
+}
+
+/**
+ * Angular parity for Online-Board date + optional `Время рейса` URL guards.
+ *
+ * A missing time range is valid. When a range is present, both ends must be
+ * valid HHmm values and `timeFrom` must be strictly before `timeTo`.
+ * `2400` is accepted as the upper bound, matching Angular/moment behavior.
+ */
+export function boardSearchRedirect(
+  locale: string,
+  params: { date: string; timeFrom?: string; timeTo?: string },
+): string | null {
+  const dateRedirect = boardDateRedirect(locale, params.date);
+  if (dateRedirect) return dateRedirect;
+
+  const hasFrom = params.timeFrom !== undefined;
+  const hasTo = params.timeTo !== undefined;
+  if (!hasFrom && !hasTo) return null;
+  if (!hasFrom || !hasTo) return `/${locale}/onlineboard`;
+
+  const timeFrom = params.timeFrom;
+  const timeTo = params.timeTo;
+  if (timeFrom === undefined || timeTo === undefined) {
+    return `/${locale}/onlineboard`;
+  }
+
+  const from = hhmmToMinutes(timeFrom);
+  const to = hhmmToMinutes(timeTo);
+  if (from === null || to === null || from >= to) {
+    return `/${locale}/onlineboard`;
+  }
+
+  return null;
+}

src/routes/[lang]/onlineboard/arrival/[params]/page.tsx

@@ -15,7 +15,7 @@ import { FlightListSkeleton } from "@/ui/flights/FlightListSkeleton.js";
 import { ErrorPage } from "@/ui/errors/ErrorPage.js";
 import { getEnv } from "@/env/index.js";
 import { useCityName } from "@/shared/hooks/useDictionaries.js";
-import { boardDateRedirect } from "../../_guards.js";
+import { boardSearchRedirect } from "../../_guards.js";
 
 const OnlineBoardSearchPage = lazy(() =>
   import("@/features/online-board/components/OnlineBoardSearchPage.js").then(
@@ -35,7 +35,7 @@ export default function ArrivalSearchPage(): JSX.Element {
 
   if (!parsed) return <ErrorPage code="404" />;
 
-  const redirect = boardDateRedirect(locale, parsed.date);
+  const redirect = boardSearchRedirect(locale, parsed);
   if (redirect) return <Navigate to={redirect} replace />;
 
   const canonicalOrigin = getEnv().PROD_ORIGIN;

src/routes/[lang]/onlineboard/departure/[params]/page.tsx

@@ -15,7 +15,7 @@ import { FlightListSkeleton } from "@/ui/flights/FlightListSkeleton.js";
 import { ErrorPage } from "@/ui/errors/ErrorPage.js";
 import { getEnv } from "@/env/index.js";
 import { useCityName } from "@/shared/hooks/useDictionaries.js";
-import { boardDateRedirect } from "../../_guards.js";
+import { boardSearchRedirect } from "../../_guards.js";
 
 const OnlineBoardSearchPage = lazy(() =>
   import("@/features/online-board/components/OnlineBoardSearchPage.js").then(
@@ -35,7 +35,7 @@ export default function DepartureSearchPage(): JSX.Element {
 
   if (!parsed) return <ErrorPage code="404" />;
 
-  const redirect = boardDateRedirect(locale, parsed.date);
+  const redirect = boardSearchRedirect(locale, parsed);
   if (redirect) return <Navigate to={redirect} replace />;
 
   const canonicalOrigin = getEnv().PROD_ORIGIN;

src/routes/[lang]/onlineboard/route/[params]/page.test.tsx

@@ -105,6 +105,18 @@ describe("RouteSearchPage — date-window guard", () => {
     expect(mockNavigate).toHaveBeenCalledWith("/en-us/onlineboard");
   });
 
+  it("renders normally for a valid time-range suffix", () => {
+    renderWithParams("SVO-LED-20260515-14001800");
+    expect(screen.getByTestId("seo-head")).toBeTruthy();
+    expect(screen.queryByTestId("navigate")).toBeNull();
+  });
+
+  it("redirects when the time range is invalid", () => {
+    renderWithParams("SVO-LED-20260515-18001400");
+    expect(screen.getByTestId("navigate")).toBeTruthy();
+    expect(mockNavigate).toHaveBeenCalledWith("/ru-ru/onlineboard");
+  });
+
   it("shows 404 for a malformed URL (no date)", () => {
     renderWithParams("SVO-LED");
     expect(screen.getByTestId("error-404")).toBeTruthy();

src/routes/[lang]/onlineboard/route/[params]/page.tsx

@@ -15,7 +15,7 @@ import { FlightListSkeleton } from "@/ui/flights/FlightListSkeleton.js";
 import { ErrorPage } from "@/ui/errors/ErrorPage.js";
 import { getEnv } from "@/env/index.js";
 import { useCityName } from "@/shared/hooks/useDictionaries.js";
-import { boardDateRedirect } from "../../_guards.js";
+import { boardSearchRedirect } from "../../_guards.js";
 
 const OnlineBoardSearchPage = lazy(() =>
   import("@/features/online-board/components/OnlineBoardSearchPage.js").then(
@@ -36,7 +36,7 @@ export default function RouteSearchPage(): JSX.Element {
 
   if (!parsed) return <ErrorPage code="404" />;
 
-  const redirect = boardDateRedirect(locale, parsed.date);
+  const redirect = boardSearchRedirect(locale, parsed);
   if (redirect) return <Navigate to={redirect} replace />;
 
   const canonicalOrigin = getEnv().PROD_ORIGIN;