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yinonov/cart change observable

Last active February 11, 2019 09:38
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code example for preserving cart state article
Raw
cart change observable
cartChange$ = this.cartForm.valueChanges.pipe(
skipUntil(this.onLoad$.pipe(last())), // wait until onLoad$ is done
withLatestFrom(this.auth.user$),
switchMap(([cart, user]) => !!user ?
saveCartToDb$(cart) : // switch to saving to database observable
saveCartToStorage$(cart)) // switch to saving to storage observable
);
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