From ef7f6452487ec2e6d8404308fd77cd86eeffc9c8 Mon Sep 17 00:00:00 2001 From: Julia Friesel Date: Mon, 22 Oct 2018 21:20:01 +0200 Subject: [PATCH] Add explainer for db-unchanged --- helpers/db-unchanged.js | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/helpers/db-unchanged.js b/helpers/db-unchanged.js index 4625a80..49bd73f 100644 --- a/helpers/db-unchanged.js +++ b/helpers/db-unchanged.js @@ -1,3 +1,7 @@ +// when data changes, realm gives us an object with updates +// https://realm.io/docs/javascript/latest/#collection-notifications +// but it sometimes gets fired even though there are no changes +// - we want to check for that and see if all arrays are empty export default function (dbChanges) { return Object.values(dbChanges).every(changeArray => changeArray.length === 0) } \ No newline at end of file