Refine location handling with Zustand store

client/src/store/useAppStore.ts

@@ -0,0 +1,23 @@
+import { create } from 'zustand'
+
+import type { Point } from '@/types/api'
+
+type Nullable<T> = T | null
+
+interface AppState {
+  userLocation: Nullable<Point>
+  locationError: Nullable<string>
+  isRequestingLocation: boolean
+  setUserLocation: (location: Nullable<Point>) => void
+  setLocationError: (error: Nullable<string>) => void
+  setIsRequestingLocation: (isRequesting: boolean) => void
+}
+
+export const useAppStore = create<AppState>((set) => ({
+  userLocation: null,
+  locationError: null,
+  isRequestingLocation: false,
+  setUserLocation: (userLocation) => set({ userLocation }),
+  setLocationError: (locationError) => set({ locationError }),
+  setIsRequestingLocation: (isRequestingLocation) => set({ isRequestingLocation }),
+}))