// Copyright 2013 The Flutter Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

/// Maps AutofillHints from the framework to the autofill hints that is used for
/// browsers.
/// See: https://github.com/flutter/flutter/blob/master/packages/flutter/lib/src/services/autofill.dart
/// See: https://developer.mozilla.org/en-US/docs/Web/HTML/Attributes/autocomplete
class BrowserAutofillHints {
  BrowserAutofillHints._()
      : _flutterToEngineMap = <String, String>{
          'birthday': 'bday',
          'birthdayDay': 'bday-day',
          'birthdayMonth': 'bday-month',
          'birthdayYear': 'bday-year',
          'countryCode': 'country',
          'countryName': 'country-name',
          'creditCardExpirationDate': 'cc-exp',
          'creditCardExpirationMonth': 'cc-exp-month',
          'creditCardExpirationYear': 'cc-exp-year',
          'creditCardFamilyName': 'cc-family-name',
          'creditCardGivenName': 'cc-given-name',
          'creditCardMiddleName': 'cc-additional-name',
          'creditCardName': 'cc-name',
          'creditCardNumber': 'cc-number',
          'creditCardSecurityCode': 'cc-csc',
          'creditCardType': 'cc-type',
          'email': 'email',
          'familyName': 'family-name',
          'fullStreetAddress': 'street-address',
          'gender': 'sex',
          'givenName': 'given-name',
          'impp': 'impp',
          'jobTitle': 'organization-title',
          'language': 'language',
          'middleName': 'middleName',
          'name': 'name',
          'namePrefix': 'honorific-prefix',
          'nameSuffix': 'honorific-suffix',
          'newPassword': 'new-password',
          'nickname': 'nickname',
          'oneTimeCode': 'one-time-code',
          'organizationName': 'organization',
          'password': 'current-password',
          'photo': 'photo',
          'postalCode': 'postal-code',
          'streetAddressLevel1': 'address-level1',
          'streetAddressLevel2': 'address-level2',
          'streetAddressLevel3': 'address-level3',
          'streetAddressLevel4': 'address-level4',
          'streetAddressLine1': 'address-line1',
          'streetAddressLine2': 'address-line2',
          'streetAddressLine3': 'address-line3',
          'telephoneNumber': 'tel',
          'telephoneNumberAreaCode': 'tel-area-code',
          'telephoneNumberCountryCode': 'tel-country-code',
          'telephoneNumberExtension': 'tel-extension',
          'telephoneNumberLocal': 'tel-local',
          'telephoneNumberLocalPrefix': 'tel-local-prefix',
          'telephoneNumberLocalSuffix': 'tel-local-suffix',
          'telephoneNumberNational': 'tel-national',
          'transactionAmount': 'transaction-amount',
          'transactionCurrency': 'transaction-currency',
          'url': 'url',
          'username': 'username',
        };

  static final BrowserAutofillHints _singletonInstance =
      BrowserAutofillHints._();

  /// The [BrowserAutofillHints] singleton.
  static BrowserAutofillHints get instance => _singletonInstance;

  final Map<String, String> _flutterToEngineMap;

  /// Converts the Flutter AutofillHint to the autofill hint value used by the
  /// browsers.
  /// See: https://github.com/flutter/flutter/blob/master/packages/flutter/lib/src/services/autofill.dart
  /// See: https://developer.mozilla.org/en-US/docs/Web/HTML/Attributes/autocomplete
  String flutterToEngine(String flutterAutofillHint) {
    // Use the hints as it is.
    return _flutterToEngineMap[flutterAutofillHint] ?? flutterAutofillHint;
  }
}
