show_exception_alert_dialog.dart

import 'package:apptawthra/widgets/show_alert_dialog.dart';
import 'package:flutter/material.dart';
import 'package:flutter/services.dart';

Future<void> showExceptionAlertDialog({
  @required BuildContext context,
  @required String title,
  @required dynamic exception,
}) async =>
    await showAlertDialog(
      context: context,
      title: title,
      content: _message(exception),
      defaultActionText: 'OK',
    );

String _message(dynamic exception) {
  if (exception is PlatformException) {
    if (exception.message == 'FIRFirestoreErrorDomain') {
      if (exception.code == 'Code 7') {
        // This happens when we get a "Missing or insufficient permissions" error
        return 'This operation could not be completed due to a server error';
      }
      return exception.details as String;
    }
    return _errors[exception.code] ?? exception.message;
  }
  return exception.toString();
}

// NOTE: The full list of FirebaseAuth errors is stored here:
// https://github.com/firebase/firebase-ios-sdk/blob/2e77efd786e4895d50c3788371ec15980c729053/Firebase/Auth/Source/FIRAuthErrorUtils.m
// These are just the most relevant for email & password sign in:
Map<String, String> _errors = {
  'ERROR_WEAK_PASSWORD': 'The password must be 8 characters long or more.',
  'ERROR_INVALID_CREDENTIAL': 'The email address is badly formatted.',
  'ERROR_EMAIL_ALREADY_IN_USE':
      'The email address is already registered. Sign in Instead',
  'ERROR_INVALID_EMAIL': 'The email address is badly formatted.',
  'ERROR_WRONG_PASSWORD': 'The password is incorrect. Please try again.',
  'ERROR_USER_NOT_FOUND':
      'The email address is not registered. Sign up Instead',
  'ERROR_TOO_MANY_REQUESTS':
      'We have blocked all requests from this device due to unusual activity. Try again later.',
  'ERROR_OPERATION_NOT_ALLOWED':
      'This sign in method is not allowed. Please contact support.',
};