How to use rxfire - 10 common examples
To help you get started, we’ve selected a few rxfire examples, based on popular ways it is used in public projects.
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AngularFirebase / 131-rxfire-stencil-todos / src / components / my-component / my-component.tsx View on Github 
switchMap(user => {
// Define the query
if (user) {
const query = this.ref.where('user', '==', user.uid);
return collectionData(query, 'taskId');
} else {
return [];
}
})
)componentWillLoad() {
authState(firebase.auth()).subscribe(u => (this.user = u));
// Get associated user todos
authState(firebase.auth())
.pipe(
switchMap(user => {
// Define the query
if (user) {
const query = this.ref.where('user', '==', user.uid);
return collectionData(query, 'taskId');
} else {
return [];
}
})
)
.subscribe(docs => (this.todos = docs));
}componentWillLoad() {
authState(firebase.auth()).subscribe(u => (this.user = u));
// Get associated user todos
authState(firebase.auth())
.pipe(
switchMap(user => {
// Define the query
if (user) {
const query = this.ref.where('user', '==', user.uid);
return collectionData(query, 'taskId');
} else {
return [];
}
})
)
.subscribe(docs => (this.todos = docs));
}auth?: auth.Auth,
options?: ReactFireOptions
): User | T {
auth = auth || useAuth()();
let currentUser = undefined;
if (options && options.startWithValue !== undefined) {
currentUser = options.startWithValue;
} else if (auth.currentUser) {
// if auth.currentUser is undefined or null, we won't use it
// because null can mean "not signed in" OR "still loading"
currentUser = auth.currentUser;
}
return useObservable(user(auth), 'auth: user', currentUser);
}(user): ObservableInput => {
if (!user) {
return [];
}
const firestoreReference = firestore
.collection('users')
.doc(user.uid)
.collection('users');
return collectionData(firestoreReference);
}
),(user): ObservableInput => {
if (!user) {
return [];
}
const firestoreReference = firestore
.collection('users')
.doc(user.uid)
.collection('users');
return collectionData(firestoreReference);
}
),queries.map(query =>
collectionData(query, idField)
)(authUser): ObservableInput => {
if (!authUser) {
return empty();
}
const ref = firestore
.collection('users')
.doc(authUser.uid)
.collection('commands');
return collectionData(ref);
}
),export function useFirestoreCollectionData(
query: firestore.Query,
options?: ReactFireOptions
): T[] {
const queryId = getHashFromFirestoreQuery(query);
return useObservable(
collectionData(query, checkIdField(options)),
queryId,
checkStartWithValue(options)
);
}(authUser): ObservableInput => {
if (!authUser) {
return empty();
}
const ref = firestore
.collection('configs')
.doc(authUser.uid)
.collection('custom_variables');
return collectionData(ref);
}
),
