Dirty hack to store the app state and restore it at app startup.

src/db/lib.ts

@@ -17,7 +17,7 @@ export const put = async (
     current = { _rev: undefined, doc: cloneDeep(defaultDoc) };
   }
   try {
-    db.put({ _id, _rev: current._rev, type, doc: update(current.doc) });
+    await db.put({ _id, _rev: current._rev, type, doc: update(current.doc) });
   } catch (error: any) {
     if (error.name === 'conflict') {
       console.log({ caller: 'db.put', _id, type, defaultDoc, error });

src/db/state.ts

@@ -0,0 +1,25 @@
+import { get, put } from './lib';
+
+interface State {
+  lon: number;
+  lat: number;
+  rotation: number;
+  zoom: number;
+  provider: string;
+}
+
+export const getState = async <State>() => {
+  try {
+    const state = (await get('state')).doc;
+    console.log({ caller: 'getState', state });
+    return state;
+  } catch {
+    return null;
+  }
+};
+
+export const setState = async (state: State) => {
+  await put('state', 'state', (doc) => state, {});
+  console.log({ caller: 'setState', state });
+  return 'state';
+};