When I use imports enabling type:module in the package json file I can use without problems the imports such as import { ref, set,child ,getDatabase,onValue,get,push, update} from "firebase/database"; and access the data, but I want to interact with that information…
I have 2 nodes in my database items and my_items. I have this function that does a multi-path update, this function deletes an item from items and adds it to the user's my_items: I secured the my_items node in a…
My app is an app that gets data from Firebase, and then shows the data in RecyclerView. I had a few problems and solved the problems by searching, but I have some questions. First, here is my code. val productList…
I am trying to write a simple database query to fetch some data from my realtime database, I wanted to use Async/Await but I don't know if it's possible with observeSingleEvent Is it possible to do something like this? func…
Here I am trying to retrive data from realtime database in flutter Future<UserModel> getUserDrtails(String email) async{ final snapshot = await _db.collection("User").where("Email", isEqualTo: email).get(); final userData = snapshot.docs.map((e)=>UserModel.fromSnapshot(e)).single; return userData; } Here data is retrived from firestore database but I am…
I want to create a profil page where I just display informations from the user, but I have trouble to reach the data. When I want to use my variable user it display 'Instance of Future<Map<String, dynamic>>' If I put…
I have a class Candidat. I want to know what should be the type of attribute « offres » so I can retrieve it from firebase the same way I do for the other attibutes when I build my object this way :…
I am using firebase database in nodejs. I simply want to fetch all the users that exists in my firebase database. Currently I am trying this but it is only return one single user: var config = { apiKey: "AIzaSyBmgbfgdhs4efg9gFo",…
i have this database: users: get(ref(db, `users/${db_uname}/game`)).then((snapshot) => { 000: if (!(snapshot.exists())) { game: set(ref(db, `users/${db_uname}/game`), { cord_x: 0 cord_x: 0, cord_y: 0 cord_y: 0 online: true }); password: "000" } update(ref(db, `users/${db_uname}/game`), { online: true }); var con =…
On iOS, if you change or remove data from Firebase and start the app, onChildChanged or onChildRemoved are getting called to deliver the changed/removed data. On Android, the methods are only called when the app is running but not after…