while building whatsapp clone status uploading to database perfectly done , no issues in that case . But while displaying from DB to screen error found :- I/flutter (11808): RangeError (index): Invalid value: Valid value range is empty: 0
code of getstatus function
Future<List> getStatus(BuildContext context) async { List statusData = [];
try {
List<Contact> contacts = [];
if (await FlutterContacts.requestPermission()) {
contacts = await FlutterContacts.getContacts(withProperties: true);
}
for (int i = 0; i < contacts.length; i++) {
var statusesSnapshot = await firestore
.collection('status')
.where(
'phoneNumber',
isEqualTo: contacts[i].phones[0].number.replaceAll(
' ',
'',
),
)
.where(
'createdAt',
isGreaterThan: DateTime.now()
.subtract(const Duration(hours: 24))
.microsecondsSinceEpoch,
)
.get();
for (var tempData in statusesSnapshot.docs) {
Status tempStatus = Status.fromMap(tempData.data());
if (tempStatus.whoCanSee.contains(auth.currentUser!.uid)) {
statusData.add(tempStatus);
}
}
}
} catch (e) {
if (kDebugMode) print(e);
showSnackBar(context: context, content: e.toString());
}
return statusData;
}