Balance now updates on firebase

app/src/main/java/com/example/infiniteLoop/parkingo/sqlite_ops.java

@@ -5,6 +5,7 @@ import android.database.Cursor;
 import android.database.sqlite.SQLiteDatabase;
 import android.database.sqlite.SQLiteOpenHelper;
 import android.util.Log;
+import android.widget.Toast;
 
 import androidx.annotation.NonNull;
 
@@ -498,6 +499,24 @@ public class sqlite_ops extends SQLiteOpenHelper{
 
     }
 
+    public void updateBalance(String uname,int balance) {
+        fdb = FirebaseFirestore.getInstance();
+        fdb.collection("users").document(uname).update("balance",balance)
+                .addOnSuccessListener(new OnSuccessListener<Void>() {
+                    @Override
+                    public void onSuccess(Void aVoid) {
+                        Log.d(TAG, "Balance successfully updated!");
+
+                    }
+                })
+                .addOnFailureListener(new OnFailureListener() {
+                    @Override
+                    public void onFailure(@NonNull Exception e) {
+                        Log.w(TAG, "Error updating balance", e);
+                    }
+                });;
+    }
+
     public void getAllFilledSlotDetails(final currentParks cp){
 //        ArrayList slots=new ArrayList();
 //        SQLiteDatabase db= this.getWritableDatabase();

app/src/main/java/com/example/infiniteLoop/parkingo/wallets.java

@@ -56,7 +56,9 @@ public class wallets extends Activity {
                 int newBalance = Integer.parseInt(top_up_text)+uinfo.getBalance();
                 uinfo.setBalance(newBalance);
                 balance.setText("\u20B9 "+uinfo.getBalance());
-               
+                sqlite_ops so = new sqlite_ops(wallets.this);
+                so.updateBalance(uinfo.getUsername(),uinfo.getBalance());
+
             }
         });
         builder.setNegativeButton("Cancel", new DialogInterface.OnClickListener() {