In my list from the Firebase database, I want the user to be able to sort the list with date range. Thus choosing dates and displaying only the data based on the chosen date range. My data contains the following…
I'm setting up a system that monitors users online with Snapshot. It evaluates any changes in the database and updates the front end, creating an array in this.players. The problem is that I can't access the array anywhere in the…
I am building an app using Flutter and Firebase. I am trying to create a user profile on their first login to the app. I am using the Google sign-in method provided by Firebase authentication. This is my code for…
I have to create a CRUD, which is generated automatically depending on the area we are using. In the database found in Firebase, all the collections have a document, called 000description, in which it has all the fields we need.…
I am learning Firebase and now I want to store my dummy data to Firebase collection, I have a model class TransactionCategory which has three fields id 2. name 3. array of transactions like TransactionCategory(id:'1',name:'Shopping',transactions:[]) here I want to make…
This how my database looks like I'm making a laundry timer for dormitory students in my school. But I'm facing some kind of weird runtime errors. I was trying to make my MachineCard widget automatically update when the data changes…
the problem is that the console represent 'undefined'. this.firestore.collection('list').doc('1').get().subscribe((doc: any) => { this.myAns = doc.data().answer ? doc.data().answer : "no answer"; }); console.log('this.myAns', this.myAns); but, I want to get right answer in console. this.firestore.collection('list').doc('1').get().subscribe(async (doc: any) => { this.myAns = await…
I want to get the real-time change data when I update data. I have tried future method, but it only get one time.I want to convert future to stream method. I read the firebase document but I have not any…
I have manually added a document to a Firestore collection, and as its ID, I copied/pasted the ID of the current user, and to that document, I have added one field and one corresponding value of data. After this, I…
How can I define the data model in Flutter for documents in Firestore that have subcollections? Let's say I have documents of Books and Books have subcollections chapters in Firestore. In many videos on Firestore, they compare arrays with subcollections.…