Trusted Device Encryption feature (#2656)

* [PM-1208] Add Device approval options screen. View model waiting for additional logic to be added.

* [PM-1208] Add device related api endpoint. Add AccoundDecryptOptions model and property to user Account.

* [PM-1208] Add continue button and not you option

* [PM-1379] add DeviceTrustCryptoService with establish trust logic (#2535)

* [PM-1379] add DeviceCryptoService with establish trust logic

* PM-1379 update api location and other minor refactors

* pm-1379 fix encoding

* update trusted device keys api call to Put

* [PM-1379] rename DeviceCryptoService to DeviceTrustCryptoService
- refactors to prevent side effects

* [PM-1379] rearrange methods in DeviceTrustCryptoService

* [PM-1379] rearrange methods in abstraction

* [PM-1379] deconstruct tuples

* [PM-1379] remove extra tasks

* [PM-2583] Answer auth request with mp field as null if doesn't have it. (#2609)

* [PM-2287][PM-2289][PM-2293] Approval Options (#2608)

* [PM-2293] Add AuthRequestType to PasswordlessLoginPage.

* [PM-2293] Add Actions to ApproveWithDevicePage

* [PM-2293] Change screen text based on AuthRequestType

* [PM-2293] Refactor AuthRequestType enum. Add label. Remove unnecessary actions.

* [PM-2293] Change boolean variable expression.

* [PM-2293] Trust device after admin request login.

* code format

* [PM-2287] Add trust device to master password unlock. Change trust device method. Remove email from SSO login page.

* [PM-2293] Fix state variable get set.

* [PM-2287][PM-2289][PM-2293] Rename method

* [PM-1201] Change timeout actions available based on hasMasterPassword (#2610)

* [PM-1201] Change timeout actions available based on hasMasterPassword

* [PM-2731] add user key and master key types

* [PM-2713] add new state for new keys and obsolete old ones
- UserKey
- MasterKey
- UserKeyMasterKey (enc UserKey from User Table)

* [PM-271] add UserKey and MasterKey support to crypto service

* [PM-2713] rename key hash to password hash & begin add methods to crypto service

* [PM-2713] continue organizing crypto service

* [PM-2713] more updates to crypto service

* [PM-2713] add new pin methods to state service

* [PM-2713] fix signature of GetUserKeyPin

* [PM-2713] add make user key method to crypto service

* [PM-2713] refresh pin key when setting user key

* [PM-2713] use new MakeMasterKey method

* [PM-2713] add toggle method to crypto service for keys

* [PM-2713] converting calls to new crypto service api

* [PM-2713] add migration for pin on lock screens

* [PM-2713] more conversions to new crypto service api

* [PM-2713] convert cipher service and others to crypto service api

* [PM-2713] More conversions to crypto api

* [PM-2713] use new crypto service api in auth service

* [PM-2713] remove unused cached values in crypto service

* [PM-2713] set decrypt and set user key in login helper

* fix bad merge

* Update crypto service api call to fix build

* [PM-1208] Fix app resource file

* [PM-1208] Fix merge

* [PM-1208] Fix merge

* [PM-2713] optimize async code in crypto service

* [PM-2713] rename password hash to master key hash

* [PM-2713] fix casting issues and pin

* [PM-2713] remove extra comment

* [PM-2713] remove broken casting

* [PM-2297] Login with trusted device (Flow 2) (#2623)

* [PM-2297] Add DecryptUserKeyWithDeviceKey method

* [PM-2297] Add methods to DeviceTrustCryptoService update decryption options model

* [PM-2297] Update account decryption options model

* [PM-2297] Fix TrustedDeviceOption and DeviceResponse model. Change StateService device key get set to have default user id

* [PM-2297] Update navigation to decryption options

* [PM-2297] Add missing action navigations to iOS extensions

* [PM-2297] Fix trust device bug/typo

* [PM-2297] Fix model bug

* [PM-2297] Fix state var crash

* [PM-2297] Add trust device login logic to auth service

* [PM-2297] Refactor auth service key connector code

* [PM-2297] Remove reconciledOptions for deviceKey in state service

* [PM-2297] Remove unnecessary user id params

* [PM-2289] [PM-2293] TDE Login with device Admin Request (#2642)

* [PM-2713] deconstruct new key pair

* [PM-2713] rename PrivateKey methods to UserPrivateKey on crypto service

* [PM-2713] rename PinLockEnum to PinLockType

* [PM-2713] don't pass user key as param when encrypting

* [PM-2713] rename toggle method, don't reset enc user key

* [PM-2713] pr feedback

* [PM-2713] PR feedback

* [PM-2713] rename get pin lock type method

* [PM-2713] revert feedback for build

* [PM-2713] rename state methods

* [PM-2713] combine makeDataEncKey methods

* [PM-2713] consolidate attachment key creation
- also fix ios files missed during symbol rename

* [PM-2713] replace generic with inherited class

* rename account keys to be more descriptive

* [PM-2713] add auto unlock key to mobile

* [PM-1208] Add TDE flows for new users (#2655)

* [PM-1208] Create new user on SSO. Logout if not password is setup or has pending admin auth request.

* [PM-1208] Fix new user UserKey decryption.

* [PM-1208] Add new user continue to vault logic. Auto enrol user on continue.

* [PM-1208] Trust device only if needed

* [PM-1208] Add logic for New User SSO.

* [PM-1208] Add logic for New User SSO (missing file).

* [PM-2713] set user key on set password page

* [PM-2713] set enc user key during kc onboarding

* fix formatting

* [PM-2713] make method async again
- returning null from a task thats not async throws

* [PM-2713] clear service cache when adding new account

* Fix build after merge

* [PM-3313] Fix Android SSO Login (#2663)

* [PM-3313] Catch exception on AuthPendingRequest

* [PM-3313] Fix lock timeout action if user doesn't have a master password.

* code format

* [PM-3313] Null email in Approval Options screen (#2664)

* [PM-3313] Fix null email in approval options screen

* [PM-3320][PM-3321] Fix labels and UI tweaks (#2666)

* [PM-3320] Fix UI copy and remember me default ON.

* [PM-3321] Fix UI on Log in with device screen.

* [PM-3337] Fix admin request deny error (#2669)

* [PM-3342] Not you button logs user out. (#2672)

* [PM-3319] Check for admin request in Lock page (#2668)

* [PM-3319] Ignore admin auth request when choosing mp as decryption option.

* [PM-2289] Change header title based on auth request type (#2670)

* [PM-2289] Change header title based on auth request type

* [PM-3333] Check for purged admin auth requests (#2671)

* [PM-3333] Check for purged admin auth requests

Co-authored-by: Federico Maccaroni <fedemkr@gmail.com>

---------

Co-authored-by: Federico Maccaroni <fedemkr@gmail.com>

* [PM-3341] Vault Timeout Action not persisted correctly (#2673)

* [PM-3341] Fix timeout action change when navigating

* [PM-3357] Fix copy for Login Initiated (#2674)

* [PM-3362] Fix auth request approval (#2675)

* [PM-3362] Fix auth request approval

* [PM-3362] Add new exception type

* [PM-3102] Update Master password reprompt to be based on MP instead of Key Connector (#2653)

* PM-3102 Added check to see if a user has master password set replacing previous usage of key connector.

* PM-3102 Fix formatting

* [PM-2713] Final merge from Key Migration branch to TDE Feature branch (#2667)

* [PM-2713] add async to key connector service methods

* [PM-2713] rename ephemeral pin key

* add state for biometric key and accept UserKey instead of string for auto key

* Get UserKey from bio state on unlock

* PM-2713 Fix auto-migrating EncKeyEncrypted into MasterKey encrypted UserKey when requesting DecryptUserKeyWithMasterKeyAsync is called

* renaming bio key and fix build

* PM-3194 Fix biometrics button to be shown on upgrade when no UserKey is present yet

* revert removal of key connector service from auth service

* PM-2713 set user key when using KC

* clear enc user key after migration

* use is true for nullable bool

* PR feedback, refactor kc service

---------

Co-authored-by: Federico Maccaroni <fedemkr@gmail.com>

* Fix app fresh install user login with master password. (#2676)

* [PM-3303] Fix biometric login after key migration (#2679)

* [PM-3303] Add condition to biometric unlock

* [PM-3381] Fix TDE login 2FA flow (#2678)

* [PM-3381] Check for vault lock on 2FA screen

* [PM-3381] Move logic to ViewModel

* [PM-3381] Fix null vm error

* [PM-3379] Fix key rotation on trusted device. (#2680)

* [PM-3381] Update login flows (#2683)

* [PM-3381] Update login flows

* [PM-3381] Remove _authingWithSso parameter

* PM-3385 Fix MP reprompt item level when no MP hash is stored like logging in with TDE. Also refactor code to be more maintainable (#2687)

* PM-3386 Fix MP reprompt / OTP decision to be also based on the master key hash. (#2688)

* PM-3450 Fix has master password with mp key hash check (#2689)

* [PM-3394] Fix login with device for passwordless approvals (#2686)

* set activeUserId to null when logging in a new account
- Also stop the user key from being set in inactive accounts

* get token for login with device if approving device doesn't have master key

* add comment

* simplify logic

* check for route instead of using isAuthenticated
- we don't clear the user id when logging in new account
- this means we can't trust the state service, so we have to base our logic off the route in login with device

* use authenticated auth request for tde login with device

* [PM-3394] Add authingWithSso parameter to LoginPasswordlessRequestPage.

* pr feedback

* [PM-3394] Refactor condition

Co-authored-by: Federico Maccaroni <fedemkr@gmail.com>

---------

Co-authored-by: André Bispo <abispo@bitwarden.com>
Co-authored-by: Federico Maccaroni <fedemkr@gmail.com>

* [PM-3462] Handle force password reset on mobile with TDE (#2694)

* [PM-3462] Handle force password reset on mobile with TDE

* [PM-3462] update references to refactored crypto method
- fix kc bug, we were sending private key instead of user key to server
- rename kc service method to be correct

* [PM-3462] Update TwoFactorPage login logic

* [PM-3462] Added pending admin request check to TwoFactorPage

* [PM-3462] Added new exception types for null keys

---------

Co-authored-by: André Bispo <abispo@bitwarden.com>

* [PM-1029] Fix Async suffix in ApiService. Add UserKeyNullExceptions.

* [PM 3513] Fix passwordless 2fa login with device on mobile (#2700)

* [PM-3513] Fix 2FA for normal login with device with users without mp

* move _userKey

---------

Co-authored-by: André Bispo <abispo@bitwarden.com>

* clear encrypted pin on logout (#2699)

---------

Co-authored-by: André Bispo <abispo@bitwarden.com>
Co-authored-by: Jake Fink <jfink@bitwarden.com>
Co-authored-by: Federico Maccaroni <fedemkr@gmail.com>

src/iOS.Autofill/CredentialProviderViewController.cs

@@ -313,7 +313,7 @@ namespace Bit.iOS.Autofill
                         // Add a timeout to resolve keyboard not always showing up.
                         await Task.Delay(250);
                         var passwordRepromptService = ServiceContainer.Resolve<IPasswordRepromptService>("passwordRepromptService");
-                        if (!await passwordRepromptService.ShowPasswordPromptAsync())
+                        if (!await passwordRepromptService.PromptAndCheckPasswordIfNeededAsync())
                         {
                             var err = new NSError(new NSString("ASExtensionErrorDomain"),
                                 Convert.ToInt32(ASExtensionErrorCode.UserCanceled), null);
@@ -498,7 +498,7 @@ namespace Bit.iOS.Autofill
                 vm.StartTwoFactorAction = () => DismissViewController(false, () => LaunchTwoFactorFlow(false));
                 vm.UpdateTempPasswordAction = () => DismissViewController(false, () => LaunchUpdateTempPasswordFlow());
                 vm.StartSsoLoginAction = () => DismissViewController(false, () => LaunchLoginSsoFlow());
-                vm.LogInWithDeviceAction = () => DismissViewController(false, () => LaunchLoginWithDevice(email));
+                vm.LogInWithDeviceAction = () => DismissViewController(false, () => LaunchLoginWithDevice(AuthRequestType.AuthenticateAndUnlock, email));
                 vm.LogInSuccessAction = () => DismissLockAndContinue();
                 vm.CloseAction = () => DismissViewController(false, () => LaunchHomePage());
             }
@@ -511,11 +511,11 @@ namespace Bit.iOS.Autofill
             LogoutIfAuthed();
         }
 
-        private void LaunchLoginWithDevice(string email = null)
+        private void LaunchLoginWithDevice(AuthRequestType authRequestType, string email = null, bool authingWithSso = false)
         {
             var appOptions = new AppOptions { IosExtension = true };
             var app = new App.App(appOptions);
-            var loginWithDevicePage = new LoginPasswordlessRequestPage(email, appOptions);
+            var loginWithDevicePage = new LoginPasswordlessRequestPage(email, authRequestType, appOptions, authingWithSso);
             ThemeManager.SetTheme(app.Resources);
             ThemeManager.ApplyResourcesTo(loginWithDevicePage);
             if (loginWithDevicePage.BindingContext is LoginPasswordlessRequestViewModel vm)
@@ -545,6 +545,7 @@ namespace Bit.iOS.Autofill
                 vm.StartTwoFactorAction = () => DismissViewController(false, () => LaunchTwoFactorFlow(true));
                 vm.StartSetPasswordAction = () => DismissViewController(false, () => LaunchSetPasswordFlow());
                 vm.UpdateTempPasswordAction = () => DismissViewController(false, () => LaunchUpdateTempPasswordFlow());
+                vm.StartDeviceApprovalOptionsAction = () => DismissViewController(false, () => LaunchDeviceApprovalOptionsFlow());
                 vm.SsoAuthSuccessAction = () => DismissLockAndContinue();
                 vm.CloseAction = () => DismissViewController(false, () => LaunchHomePage());
             }
@@ -567,6 +568,7 @@ namespace Bit.iOS.Autofill
             {
                 vm.TwoFactorAuthSuccessAction = () => DismissLockAndContinue();
                 vm.StartSetPasswordAction = () => DismissViewController(false, () => LaunchSetPasswordFlow());
+                vm.StartDeviceApprovalOptionsAction = () => DismissViewController(false, () => LaunchDeviceApprovalOptionsFlow());
                 if (authingWithSso)
                 {
                     vm.CloseAction = () => DismissViewController(false, () => LaunchLoginSsoFlow());
@@ -621,6 +623,25 @@ namespace Bit.iOS.Autofill
             PresentViewController(updateTempPasswordController, true, null);
         }
 
+        private void LaunchDeviceApprovalOptionsFlow()
+        {
+            var loginApproveDevicePage = new LoginApproveDevicePage();
+            var app = new App.App(new AppOptions { IosExtension = true });
+            ThemeManager.SetTheme(app.Resources);
+            ThemeManager.ApplyResourcesTo(loginApproveDevicePage);
+            if (loginApproveDevicePage.BindingContext is LoginApproveDeviceViewModel vm)
+            {
+                vm.LogInWithMasterPasswordAction = () => DismissViewController(false, () => PerformSegue("lockPasswordSegue", this));
+                vm.RequestAdminApprovalAction = () => DismissViewController(false, () => LaunchLoginWithDevice(AuthRequestType.AdminApproval, vm.Email, true));
+                vm.LogInWithDeviceAction = () => DismissViewController(false, () => LaunchLoginWithDevice(AuthRequestType.AuthenticateAndUnlock, vm.Email, true));
+            }
+
+            var navigationPage = new NavigationPage(loginApproveDevicePage);
+            var loginApproveDeviceController = navigationPage.CreateViewController();
+            loginApproveDeviceController.ModalPresentationStyle = UIModalPresentationStyle.FullScreen;
+            PresentViewController(loginApproveDeviceController, true, null);
+        }
+
         public Task SetPreviousPageInfoAsync() => Task.CompletedTask;
         public Task UpdateThemeAsync() => Task.CompletedTask;