From 859886def8bf81dcb363bc8330f5d2879b94b08c Mon Sep 17 00:00:00 2001
From: gnezim <gnezim@gmail.com>
Date: Fri, 17 Apr 2026 02:00:33 +0300
Subject: [PATCH] Extend IFlightLeg with optional daysOfWeek field

---
 src/features/online-board/types.test.ts | 14 ++++++++++++++
 src/features/online-board/types.ts      | 14 ++++++++++++++
 2 files changed, 28 insertions(+)

diff --git a/src/features/online-board/types.test.ts b/src/features/online-board/types.test.ts
index 517ef764..7a39d74f 100644
--- a/src/features/online-board/types.test.ts
+++ b/src/features/online-board/types.test.ts
@@ -21,6 +21,7 @@ import type {
   IOnBoardService,
   IAircraftInfo,
   IEquipmentFull,
+  IDaysOfWeek,
 } from "./types.js";
 
 /**
@@ -287,4 +288,17 @@ describe("online-board types extension", () => {
     expect(leg.transition?.registration?.status).toBe("Finished");
     expect(leg.equipment?.aircraft?.actual?.title).toBe("A320");
   });
+
+  it("IDaysOfWeek has current and flight bit strings", () => {
+    const d: IDaysOfWeek = { current: "1000010", flight: "1111111" };
+    expect(d.current).toBe("1000010");
+    expect(d.flight).toBe("1111111");
+  });
+
+  it("IFlightLeg accepts optional daysOfWeek", () => {
+    const leg: Partial<IFlightLeg> = {
+      daysOfWeek: { current: "1000010", flight: "1111111" },
+    };
+    expect(leg.daysOfWeek?.flight).toBe("1111111");
+  });
 });
diff --git a/src/features/online-board/types.ts b/src/features/online-board/types.ts
index eae15dbd..4d0b7bc8 100644
--- a/src/features/online-board/types.ts
+++ b/src/features/online-board/types.ts
@@ -100,6 +100,19 @@ export interface IFlightLegFlags {
   routeChanged: boolean;
 }
 
+// ---------------------------------------------------------------------------
+// Days of week
+// ---------------------------------------------------------------------------
+
+/**
+ * Bit-string indicator of flight operation days.
+ * Position 0 = Monday, position 6 = Sunday. `"1"` means active.
+ */
+export interface IDaysOfWeek {
+  current: string;
+  flight: string;
+}
+
 // ---------------------------------------------------------------------------
 // Transition (registration/boarding/deboarding)
 // ---------------------------------------------------------------------------
@@ -166,6 +179,7 @@ export interface IFlightLeg {
   status: FlightStatus;
   updated: string;
   transition?: IFlightTransitions;
+  daysOfWeek?: IDaysOfWeek;
 }
 
 // ---------------------------------------------------------------------------