refactor: redux migration - idb readiness

renderer/providers/App/useIdb.js

@@ -0,0 +1,30 @@
+import { useEffect } from 'react';
+import { openDB } from 'idb';
+import { idbConnectionReady } from 'providers/ReduxStore/slices/app'
+import { useDispatch } from 'react-redux';
+
+const useIdb = () => {
+  const dispatch = useDispatch();
+
+  useEffect(() => {
+    let dbName = `grafnode`;
+    let connection = openDB(dbName, 1, {
+      upgrade(db, oldVersion, newVersion, transaction) {
+        switch(oldVersion) {
+          case 0:
+            const collectionStore = db.createObjectStore('collection', { keyPath: 'uid' });
+            collectionStore.createIndex('transactionIdIndex', 'transaction_id');
+        }
+      }
+    });
+
+    connection
+      .then(() => {
+        window.__idb = connection;
+        dispatch(idbConnectionReady());
+      })
+      .catch((err) => console.log(err));
+  }, []);
+};
+
+export default useIdb;