Update

client/src/store/app.ts

@@ -0,0 +1,43 @@
+import { create } from 'zustand';
+
+export type Mode = 'edit' | 'view'
+
+export interface AppState {
+    mapTab: Record<string, {
+        year: number | null,
+        region: number | null,
+        district: number | null
+    }>,
+    currentTab: string | null;
+}
+
+export const useAppStore = create<AppState>(() => ({
+    currentTab: null,
+    mapTab: {}
+}))
+
+const getCurrentTab = () => useAppStore.getState().currentTab
+const setCurrentTab = (id: string | null) => useAppStore.setState(() => ({ currentTab: id }))
+
+const setMapTabYear = (id: string, year: number | null) =>
+    useAppStore.setState((state) => {
+        return {
+            mapTab: {
+                ...state.mapTab,
+                [id]: { ...state.mapTab[id], year: year }
+            }
+        }
+    })
+
+const deleteMapTab = (id: string) =>
+    useAppStore.setState((state) => {
+        const { [id]: _, ...remainingTabs } = state.mapTab;
+        return { mapTab: remainingTabs };
+    })
+
+export {
+    deleteMapTab,
+    getCurrentTab,
+    setCurrentTab,
+    setMapTabYear
+}