Angular Firestore | How To Get Array Not Contain

I'm using Angular Firestore in my app, and I'm having a problem to write a query that will return all of the objects I'm needed In the following example, I get all the fruits that

Solution 1:

firebaser here

There is no "array does not contain" operation is Cloud Firestore at the moment.

I highly recommend reading Doug's answer here, as it explains why this operation is not supported. Unfortunately the workaround proposed there, won't work for "array does not contain" operations.