refactor(scanner): finished login stuff for current routes

lstMobile/src/hooks/useMobileAuth.ts

@@ -1,5 +1,7 @@
 import { create } from "zustand";
 
+const ONE_HOUR = 1000 * 60 * 60;
+
 type MobileUser = {
 	id: string;
 	name: string;
@@ -11,19 +13,40 @@ type MobileUser = {
 type AuthState = {
 	user: MobileUser | null;
 	isUnlocked: boolean;
+	lastScanAt: number | null;
 
 	setUser: (user: MobileUser) => void;
+	updateLastScan: () => void;
 	lock: () => void;
 	logout: () => void;
+	shouldLockForIdle: () => boolean;
 };
 
-export const useMobileAuthStore = create<AuthState>((set) => ({
+export const useMobileAuthStore = create<AuthState>((set, get) => ({
 	user: null,
 	isUnlocked: false,
+	lastScanAt: null,
 
-	setUser: (user) => set({ user, isUnlocked: true }),
-
+	setUser: (user) =>
+		set({
+			user,
+			isUnlocked: true,
+			lastScanAt: Date.now(),
+		}),
+	updateLastScan: () => set({ lastScanAt: Date.now() }),
 	lock: () => set({ isUnlocked: false }),
 
-	logout: () => set({ user: null, isUnlocked: false }),
+	logout: () =>
+		set({
+			user: null,
+			isUnlocked: false,
+			lastScanAt: null,
+		}),
+	shouldLockForIdle: () => {
+		const lastScanAt = get().lastScanAt;
+
+		if (!lastScanAt) return true;
+
+		return Date.now() - lastScanAt > ONE_HOUR;
+	},
 }));