firebase-denormalizer

import FirebaseDenormalizer from 'firebase-denormalizer';
const modelDenormalizer = FirebaseDenormalizer(firebase.database());
const dogs = modelDenormalizer('Dogs');

dogs.filterableProperty('type');
dogs.filterableProperty('kennel');

(async () => {
await dogs.push({
name: 'Lolly',
type: 'wolfdog',
kennel: 'John Doe Kennel'
});

/*
* Automatically creates and housekeeps you these denormalized collections:
*
* Dogs: {
* -KlzBG8yTrXZ5SG37mIa: {
* name: 'Lolly',
* type: 'wolfdog',
* Kennel: 'John Doe Kennel'
* }
* }
*
* Dog-types: {
* 'wolfdog': {
* -KlzBG8yTrXZ5SG37mIa: true
* }
* }
*
* Dog-Kennels: {
* 'johnDoeKennel': {
* -KlzBG8yTrXZ5SG37mIa: true
* }
* }
*/

/*
* And from now, you can filter on multiple properties
*/
await dogs.findValue({
type: 'wolfdog',
Kennel: 'John Doe Kennel',
name: 'Lolly'
});