Add Choose a security key -page

Ref: canonical#34

packages/ubuntu_desktop_installer/lib/installer.dart

@@ -85,6 +85,8 @@ class _UbuntuDesktopInstallerWizardState
         Routes.updatesOtherSoftware: UpdatesOtherSoftwarePage.create,
         if (model.hasSecureBoot)
           Routes.configureSecureBoot: ConfigureSecureBootPage.create,
+        if (model.hasEncryption)
+          Routes.chooseSecurityKey: ChooseSecurityKeyPage.create,
         if (model.hasBitLocker)
           Routes.turnOffBitlocker: TurnOffBitLockerPage.create,
         Routes.installationType: InstallationTypePage.create,
@@ -139,6 +141,8 @@ class _UbuntuDesktopInstallerModel extends ChangeNotifier {
   bool get hasBitLocker => _hasBitLocker;
   // TODO: add secure boot support
   bool get hasSecureBoot => false;
+  // TODO: add encryption support
+  bool get hasEncryption => false;
 
   Future<void> init() {
     return Future.wait([

packages/ubuntu_desktop_installer/lib/l10n/app_en_US.arb

@@ -66,6 +66,20 @@
   "installThirdPartyTitle": "Install third-party software for graphics and Wi-Fi hardware, as well as additional media formats",
   "installThirdPartySubtitle": "This software is subject to license terms included with its documentation. Some are proprietary.",
 
+  "chooseSecurityKeyTitle": "Choose a security key",
+  "chooseSecurityKeyHeader": "Disk encryption protects your files in case you lose your computer. It requires you to enter a security key each time the computer starts up.\n\nAny files outside of Ubuntu will not be encrypted.",
+  "chooseSecurityKeyHint": "Choose a security key",
+  "chooseSecurityKeyConfirmHint": "Confirm the security key",
+  "chooseSecurityKeyRequired": "A security key is required",
+  "chooseSecurityKeyMismatch": "The security keys do not match",
+  "chooseSecurityKeyWarning": "<font color=\"{color}\">Warning</font>: If you lose this security key, all data will be lost. If you need to, write down your key and keep it in a safe place elsewhere.",
+  "@chooseSecurityKeyWarning": {
+    "type": "text",
+    "placeholders": {
+      "color": {}
+    }
+  },
+
   "installationTypeTitle": "Installation type",
   "installationTypeOSDetected": "This computer currently has {os} on it. What would you like to do?",
   "@installationTypeOSDetected": {

packages/ubuntu_desktop_installer/lib/l10n/app_localizations.dart

@@ -384,6 +384,48 @@ abstract class AppLocalizations {
   /// **'This software is subject to license terms included with its documentation. Some are proprietary.'**
   String get installThirdPartySubtitle;
 
+  /// No description provided for @chooseSecurityKeyTitle.
+  ///
+  /// In en_US, this message translates to:
+  /// **'Choose a security key'**
+  String get chooseSecurityKeyTitle;
+
+  /// No description provided for @chooseSecurityKeyHeader.
+  ///
+  /// In en_US, this message translates to:
+  /// **'Disk encryption protects your files in case you lose your computer. It requires you to enter a security key each time the computer starts up.\n\nAny files outside of Ubuntu will not be encrypted.'**
+  String get chooseSecurityKeyHeader;
+
+  /// No description provided for @chooseSecurityKeyHint.
+  ///
+  /// In en_US, this message translates to:
+  /// **'Choose a security key'**
+  String get chooseSecurityKeyHint;
+
+  /// No description provided for @chooseSecurityKeyConfirmHint.
+  ///
+  /// In en_US, this message translates to:
+  /// **'Confirm the security key'**
+  String get chooseSecurityKeyConfirmHint;
+
+  /// No description provided for @chooseSecurityKeyRequired.
+  ///
+  /// In en_US, this message translates to:
+  /// **'A security key is required'**
+  String get chooseSecurityKeyRequired;
+
+  /// No description provided for @chooseSecurityKeyMismatch.
+  ///
+  /// In en_US, this message translates to:
+  /// **'The security keys do not match'**
+  String get chooseSecurityKeyMismatch;
+
+  /// No description provided for @chooseSecurityKeyWarning.
+  ///
+  /// In en_US, this message translates to:
+  /// **'<font color=\"{color}\">Warning</font>: If you lose this security key, all data will be lost. If you need to, write down your key and keep it in a safe place elsewhere.'**
+  String chooseSecurityKeyWarning(Object color);
+
   /// No description provided for @installationTypeTitle.
   ///
   /// In en_US, this message translates to:

packages/ubuntu_desktop_installer/lib/l10n/app_localizations_en.dart

@@ -146,6 +146,29 @@ class AppLocalizationsEn extends AppLocalizations {
   @override
   String get installThirdPartySubtitle => 'This software is subject to license terms included with its documentation. Some are proprietary.';
 
+  @override
+  String get chooseSecurityKeyTitle => 'Choose a security key';
+
+  @override
+  String get chooseSecurityKeyHeader => 'Disk encryption protects your files in case you lose your computer. It requires you to enter a security key each time the computer starts up.\n\nAny files outside of Ubuntu will not be encrypted.';
+
+  @override
+  String get chooseSecurityKeyHint => 'Choose a security key';
+
+  @override
+  String get chooseSecurityKeyConfirmHint => 'Confirm the security key';
+
+  @override
+  String get chooseSecurityKeyRequired => 'A security key is required';
+
+  @override
+  String get chooseSecurityKeyMismatch => 'The security keys do not match';
+
+  @override
+  String chooseSecurityKeyWarning(Object color) {
+    return '<font color=\"$color\">Warning</font>: If you lose this security key, all data will be lost. If you need to, write down your key and keep it in a safe place elsewhere.';
+  }
+
   @override
   String get installationTypeTitle => 'Installation type';
 
@@ -633,6 +656,29 @@ class AppLocalizationsEnUs extends AppLocalizationsEn {
   @override
   String get installThirdPartySubtitle => 'This software is subject to license terms included with its documentation. Some are proprietary.';
 
+  @override
+  String get chooseSecurityKeyTitle => 'Choose a security key';
+
+  @override
+  String get chooseSecurityKeyHeader => 'Disk encryption protects your files in case you lose your computer. It requires you to enter a security key each time the computer starts up.\n\nAny files outside of Ubuntu will not be encrypted.';
+
+  @override
+  String get chooseSecurityKeyHint => 'Choose a security key';
+
+  @override
+  String get chooseSecurityKeyConfirmHint => 'Confirm the security key';
+
+  @override
+  String get chooseSecurityKeyRequired => 'A security key is required';
+
+  @override
+  String get chooseSecurityKeyMismatch => 'The security keys do not match';
+
+  @override
+  String chooseSecurityKeyWarning(Object color) {
+    return '<font color=\"$color\">Warning</font>: If you lose this security key, all data will be lost. If you need to, write down your key and keep it in a safe place elsewhere.';
+  }
+
   @override
   String get installationTypeTitle => 'Installation type';
 

packages/ubuntu_desktop_installer/lib/l10n/app_localizations_es.dart

@@ -146,6 +146,29 @@ class AppLocalizationsEs extends AppLocalizations {
   @override
   String get installThirdPartySubtitle => 'This software is subject to license terms included with its documentation. Some are proprietary.';
 
+  @override
+  String get chooseSecurityKeyTitle => 'Choose a security key';
+
+  @override
+  String get chooseSecurityKeyHeader => 'Disk encryption protects your files in case you lose your computer. It requires you to enter a security key each time the computer starts up.\n\nAny files outside of Ubuntu will not be encrypted.';
+
+  @override
+  String get chooseSecurityKeyHint => 'Choose a security key';
+
+  @override
+  String get chooseSecurityKeyConfirmHint => 'Confirm the security key';
+
+  @override
+  String get chooseSecurityKeyRequired => 'A security key is required';
+
+  @override
+  String get chooseSecurityKeyMismatch => 'The security keys do not match';
+
+  @override
+  String chooseSecurityKeyWarning(Object color) {
+    return '<font color=\"$color\">Warning</font>: If you lose this security key, all data will be lost. If you need to, write down your key and keep it in a safe place elsewhere.';
+  }
+
   @override
   String get installationTypeTitle => 'Installation type';
 

packages/ubuntu_desktop_installer/lib/l10n/app_localizations_fr.dart

@@ -146,6 +146,29 @@ class AppLocalizationsFr extends AppLocalizations {
   @override
   String get installThirdPartySubtitle => 'This software is subject to license terms included with its documentation. Some are proprietary.';
 
+  @override
+  String get chooseSecurityKeyTitle => 'Choose a security key';
+
+  @override
+  String get chooseSecurityKeyHeader => 'Disk encryption protects your files in case you lose your computer. It requires you to enter a security key each time the computer starts up.\n\nAny files outside of Ubuntu will not be encrypted.';
+
+  @override
+  String get chooseSecurityKeyHint => 'Choose a security key';
+
+  @override
+  String get chooseSecurityKeyConfirmHint => 'Confirm the security key';
+
+  @override
+  String get chooseSecurityKeyRequired => 'A security key is required';
+
+  @override
+  String get chooseSecurityKeyMismatch => 'The security keys do not match';
+
+  @override
+  String chooseSecurityKeyWarning(Object color) {
+    return '<font color=\"$color\">Warning</font>: If you lose this security key, all data will be lost. If you need to, write down your key and keep it in a safe place elsewhere.';
+  }
+
   @override
   String get installationTypeTitle => 'Installation type';
 

packages/ubuntu_desktop_installer/lib/l10n/app_localizations_it.dart

@@ -146,6 +146,29 @@ class AppLocalizationsIt extends AppLocalizations {
   @override
   String get installThirdPartySubtitle => 'This software is subject to license terms included with its documentation. Some are proprietary.';
 
+  @override
+  String get chooseSecurityKeyTitle => 'Choose a security key';
+
+  @override
+  String get chooseSecurityKeyHeader => 'Disk encryption protects your files in case you lose your computer. It requires you to enter a security key each time the computer starts up.\n\nAny files outside of Ubuntu will not be encrypted.';
+
+  @override
+  String get chooseSecurityKeyHint => 'Choose a security key';
+
+  @override
+  String get chooseSecurityKeyConfirmHint => 'Confirm the security key';
+
+  @override
+  String get chooseSecurityKeyRequired => 'A security key is required';
+
+  @override
+  String get chooseSecurityKeyMismatch => 'The security keys do not match';
+
+  @override
+  String chooseSecurityKeyWarning(Object color) {
+    return '<font color=\"$color\">Warning</font>: If you lose this security key, all data will be lost. If you need to, write down your key and keep it in a safe place elsewhere.';
+  }
+
   @override
   String get installationTypeTitle => 'Installation type';
 

packages/ubuntu_desktop_installer/lib/l10n/app_localizations_nl.dart

@@ -146,6 +146,29 @@ class AppLocalizationsNl extends AppLocalizations {
   @override
   String get installThirdPartySubtitle => 'This software is subject to license terms included with its documentation. Some are proprietary.';
 
+  @override
+  String get chooseSecurityKeyTitle => 'Choose a security key';
+
+  @override
+  String get chooseSecurityKeyHeader => 'Disk encryption protects your files in case you lose your computer. It requires you to enter a security key each time the computer starts up.\n\nAny files outside of Ubuntu will not be encrypted.';
+
+  @override
+  String get chooseSecurityKeyHint => 'Choose a security key';
+
+  @override
+  String get chooseSecurityKeyConfirmHint => 'Confirm the security key';
+
+  @override
+  String get chooseSecurityKeyRequired => 'A security key is required';
+
+  @override
+  String get chooseSecurityKeyMismatch => 'The security keys do not match';
+
+  @override
+  String chooseSecurityKeyWarning(Object color) {
+    return '<font color=\"$color\">Warning</font>: If you lose this security key, all data will be lost. If you need to, write down your key and keep it in a safe place elsewhere.';
+  }
+
   @override
   String get installationTypeTitle => 'Installation type';
 

packages/ubuntu_desktop_installer/lib/l10n/app_localizations_oc.dart

@@ -146,6 +146,29 @@ class AppLocalizationsOc extends AppLocalizations {
   @override
   String get installThirdPartySubtitle => 'This software is subject to license terms included with its documentation. Some are proprietary.';
 
+  @override
+  String get chooseSecurityKeyTitle => 'Choose a security key';
+
+  @override
+  String get chooseSecurityKeyHeader => 'Disk encryption protects your files in case you lose your computer. It requires you to enter a security key each time the computer starts up.\n\nAny files outside of Ubuntu will not be encrypted.';
+
+  @override
+  String get chooseSecurityKeyHint => 'Choose a security key';
+
+  @override
+  String get chooseSecurityKeyConfirmHint => 'Confirm the security key';
+
+  @override
+  String get chooseSecurityKeyRequired => 'A security key is required';
+
+  @override
+  String get chooseSecurityKeyMismatch => 'The security keys do not match';
+
+  @override
+  String chooseSecurityKeyWarning(Object color) {
+    return '<font color=\"$color\">Warning</font>: If you lose this security key, all data will be lost. If you need to, write down your key and keep it in a safe place elsewhere.';
+  }
+
   @override
   String get installationTypeTitle => 'Installation type';
 

packages/ubuntu_desktop_installer/lib/l10n/app_localizations_pt.dart

@@ -146,6 +146,29 @@ class AppLocalizationsPt extends AppLocalizations {
   @override
   String get installThirdPartySubtitle => 'This software is subject to license terms included with its documentation. Some are proprietary.';
 
+  @override
+  String get chooseSecurityKeyTitle => 'Choose a security key';
+
+  @override
+  String get chooseSecurityKeyHeader => 'Disk encryption protects your files in case you lose your computer. It requires you to enter a security key each time the computer starts up.\n\nAny files outside of Ubuntu will not be encrypted.';
+
+  @override
+  String get chooseSecurityKeyHint => 'Choose a security key';
+
+  @override
+  String get chooseSecurityKeyConfirmHint => 'Confirm the security key';
+
+  @override
+  String get chooseSecurityKeyRequired => 'A security key is required';
+
+  @override
+  String get chooseSecurityKeyMismatch => 'The security keys do not match';
+
+  @override
+  String chooseSecurityKeyWarning(Object color) {
+    return '<font color=\"$color\">Warning</font>: If you lose this security key, all data will be lost. If you need to, write down your key and keep it in a safe place elsewhere.';
+  }
+
   @override
   String get installationTypeTitle => 'Installation type';
 

packages/ubuntu_desktop_installer/lib/l10n/app_localizations_ru.dart

@@ -146,6 +146,29 @@ class AppLocalizationsRu extends AppLocalizations {
   @override
   String get installThirdPartySubtitle => 'This software is subject to license terms included with its documentation. Some are proprietary.';
 
+  @override
+  String get chooseSecurityKeyTitle => 'Choose a security key';
+
+  @override
+  String get chooseSecurityKeyHeader => 'Disk encryption protects your files in case you lose your computer. It requires you to enter a security key each time the computer starts up.\n\nAny files outside of Ubuntu will not be encrypted.';
+
+  @override
+  String get chooseSecurityKeyHint => 'Choose a security key';
+
+  @override
+  String get chooseSecurityKeyConfirmHint => 'Confirm the security key';
+
+  @override
+  String get chooseSecurityKeyRequired => 'A security key is required';
+
+  @override
+  String get chooseSecurityKeyMismatch => 'The security keys do not match';
+
+  @override
+  String chooseSecurityKeyWarning(Object color) {
+    return '<font color=\"$color\">Warning</font>: If you lose this security key, all data will be lost. If you need to, write down your key and keep it in a safe place elsewhere.';
+  }
+
   @override
   String get installationTypeTitle => 'Installation type';
 

packages/ubuntu_desktop_installer/lib/pages.dart

@@ -1,4 +1,5 @@
 export 'pages/allocate_disk_space/allocate_disk_space_page.dart';
+export 'pages/choose_security_key/choose_security_key_page.dart';
 export 'pages/choose_your_look_page.dart';
 export 'pages/configure_secure_boot/configure_secure_boot_page.dart';
 export 'pages/installation_complete/installation_complete_page.dart';

packages/ubuntu_desktop_installer/lib/pages/choose_security_key/choose_security_key_model.dart

@@ -0,0 +1,34 @@
+import 'package:flutter/foundation.dart';
+import 'package:subiquity_client/subiquity_client.dart';
+
+/// View model for [ChooseSecurityKeyPage].
+class ChooseSecurityKeyModel extends ChangeNotifier {
+  /// Creates the model with the given client.
+  ChooseSecurityKeyModel(this._client) {
+    Listenable.merge([
+      _securityKey,
+      _confirmedSecurityKey,
+    ]).addListener(notifyListeners);
+  }
+
+  final SubiquityClient _client;
+  final _securityKey = ValueNotifier('');
+  final _confirmedSecurityKey = ValueNotifier('');
+
+  /// The current security key.
+  String get securityKey => _securityKey.value;
+  set securityKey(String value) => _securityKey.value = value;
+
+  /// The confirmed security key for validation.
+  String get confirmedSecurityKey => _confirmedSecurityKey.value;
+  set confirmedSecurityKey(String value) => _confirmedSecurityKey.value = value;
+
+  /// Whether the current input is valid.
+  bool get isValid => securityKey == confirmedSecurityKey;
+
+  /// Loads the security key.
+  Future<void> loadSecurityKey() async {}
+
+  /// Saves the security key.
+  Future<void> saveSecurityKey() async {}
+}