Hoi, I would like to check, using React javascript, if a collection in the Firestore already exists, no matter if it's empty or not. I tried: if (collection(db, ref)) // is always true somehow Any ideas? Thanks!
I have setup a Firestore database in which I have a collection 'products'. I use a ListView builder to print them out on ListTiles. I have also created leading "checkmark" IconButtons that appear for all ListTiles. My goal is to…
I'm making a game, if the player wins, then the victory is added to the database. How can I read the data from here? and paste here: I read the player's name in a different way, which cannot be repeated…
I wanted to use dynamic paths selected by the user in my app to access/write data to my db. Sort of like a file path that the user can type, Eg: "users/mike/age". Using this string, I need to fetch as…
I have created banks displayed from the database in the form of cards. How can I take the id of the document I click on and delete this card from the database? function getBanks() { db.collection("banks").onSnapshot((snapshot) => { let banks…
I am trying to display data from a firestore database by pushing it to an array and mapping it. My goal is to have it display on the first page load, however, it only displays after I make changes to…
I am trying to connect my firebase to my flutter application but it is not working. I followed the documentation (https://firebase.flutter.dev/docs/manual-installation/android), but I am having problems with it. Every time it fails to connect and throws an error. main.dart import…
Exception has occurred. NoSuchMethodError (NoSuchMethodError: The method 'then' was called on null. Receiver: null Tried calling: then(Closure: (dynamic) => Null)) Friends, I am getting the error I mentioned above. Does anyone know how to solve this? I'm trying to user…
I implemented a function where I fetch all Docs from a Firebase collection on a click. Now I want to display each doc I fetched in a <div> container in JSX. When I try to take the array and display…
I am writing a function to query a Firestore database collection for documents that have only certain properties. The filters is defined as an array of "key, value" pairs. eg: [ ["Colour", "green"], ["Colour", "blue"], ["Greeting", "hello"] ] This array…