getProviderId function
Implementation
Future<String> getProviderId(String login) async {
var ret = "";
try{
var querySnapshot = await FirebaseFirestore.instance.collection("provider").where("login", isEqualTo: login).get();
for (var result in querySnapshot.docs) {
var data = result.data();
if (data.isEmpty)
return "";
ret = result.id;
}
}catch(ex){
return "";
}
return ret;
}