add json sign in for native app

app/controllers/sessions_controller.rb

@@ -3,6 +3,11 @@
 class SessionsController < Devise::SessionsController
   before_action :configure_permitted_parameters
 
+  skip_before_action :verify_authenticity_token, if: -> { request.xhr? && request.format.json? }
+
+  respond_to :html
+  respond_to :json, only: :create
+
   around_action :with_browser_locale
 
   def create
@@ -11,12 +16,26 @@ class SessionsController < Devise::SessionsController
     if Docuseal.multitenant? && !User.exists?(email:)
       Rollbar.warning('Sign in new user') if defined?(Rollbar)
 
-      return redirect_to new_registration_path(sign_up: true, user: sign_in_params.slice(:email)),
-                         notice: I18n.t('create_a_new_account')
+      respond_to do |format|
+        format.html do
+          redirect_to new_registration_path(sign_up: true, user: sign_in_params.slice(:email)),
+                      notice: t('create_a_new_account')
+        end
+        format.json do
+          render json: { sign_up: true, notice: t('create_a_new_account') }, status: :unprocessable_content
+        end
+      end
+
+      return
     end
 
     if User.exists?(email:, otp_required_for_login: true) && sign_in_params[:otp_attempt].blank?
-      return render :otp, locals: { resource: User.new(sign_in_params) }, status: :unprocessable_content
+      respond_to do |format|
+        format.html { render :otp, locals: { resource: User.new(sign_in_params) }, status: :unprocessable_content }
+        format.json { render json: { otp_required: true, email_otp: false }, status: :unprocessable_content }
+      end
+
+      return
     end
 
     super

app/views/devise/sessions/create.json.erb

@@ -0,0 +1 @@
+{}

config/locales/i18n.yml

@@ -922,6 +922,9 @@ en: &en
   connect_google_drive: Connect Google Drive
   google_drive_has_been_connected: Google Drive has been connected
   unable_to_identify_reset_your_password_to_sign_in: Unable to identify. Reset your password to sign in.
+  use_sso_to_sign_in: Use SAML SSO app to sign in.
+  contact_your_admin_to_invite_you: Contact your administrator to invite you to the team.
+  too_many_sign_ups: Too many sign ups. Try again later.
   desktop: Desktop
   mobile: Mobile
   tablet: Tablet
@@ -2049,6 +2052,9 @@ es: &es
   connect_google_drive: Conectar Google Drive
   google_drive_has_been_connected: Google Drive se ha conectado
   unable_to_identify_reset_your_password_to_sign_in: No se pudo identificar. Restablece tu contraseña para iniciar sesión.
+  use_sso_to_sign_in: Usa la aplicación SAML SSO para iniciar sesión.
+  contact_your_admin_to_invite_you: Contacta a tu administrador para que te invite al equipo.
+  too_many_sign_ups: Demasiados registros. Inténtalo de nuevo más tarde.
   desktop: Escritorio
   mobile: Móvil
   tablet: Tableta
@@ -3183,6 +3189,9 @@ it: &it
   connect_google_drive: Connetti Google Drive
   google_drive_has_been_connected: Google Drive è stato connesso
   unable_to_identify_reset_your_password_to_sign_in: Impossibile identificare. Reimposta la password per accedere.
+  use_sso_to_sign_in: Usa l'app SAML SSO per accedere.
+  contact_your_admin_to_invite_you: Contatta il tuo amministratore per essere invitato nel team.
+  too_many_sign_ups: Troppe registrazioni. Riprova più tardi.
   desktop: Desktop
   mobile: Mobile
   tablet: Tablet
@@ -4299,6 +4308,9 @@ fr: &fr
   connect_google_drive: Connecter Google Drive
   google_drive_has_been_connected: Google Drive a été connecté
   unable_to_identify_reset_your_password_to_sign_in: Impossible d’identifier. Réinitialisez votre mot de passe pour vous connecter.
+  use_sso_to_sign_in: Utilisez l'application SAML SSO pour vous connecter.
+  contact_your_admin_to_invite_you: Contactez votre administrateur pour être invité dans l'équipe.
+  too_many_sign_ups: Trop d'inscriptions. Réessayez plus tard.
   desktop: Bureau
   mobile: Mobile
   tablet: Tablette
@@ -5433,6 +5445,9 @@ pt: &pt
   connect_google_drive: Conectar Google Drive
   google_drive_has_been_connected: O Google Drive foi conectado
   unable_to_identify_reset_your_password_to_sign_in: Não foi possível identificar. Redefina sua senha para fazer login.
+  use_sso_to_sign_in: Use o aplicativo SAML SSO para entrar.
+  contact_your_admin_to_invite_you: Entre em contato com o administrador para ser convidado para a equipe.
+  too_many_sign_ups: Muitos cadastros. Tente novamente mais tarde.
   desktop: Computador
   mobile: Celular
   tablet: Tablet
@@ -6566,6 +6581,9 @@ de: &de
   connect_google_drive: Google Drive verbinden
   google_drive_has_been_connected: Google Drive wurde verbunden
   unable_to_identify_reset_your_password_to_sign_in: Identifizierung nicht möglich. Setzen Sie Ihr Passwort zurück, um sich anzumelden.
+  use_sso_to_sign_in: Verwenden Sie die SAML-SSO-App zum Anmelden.
+  contact_your_admin_to_invite_you: Wenden Sie sich an Ihren Administrator, um ins Team eingeladen zu werden.
+  too_many_sign_ups: Zu viele Registrierungen. Versuchen Sie es später erneut.
   desktop: Desktop
   mobile: Mobil
   tablet: Tablet
@@ -8223,6 +8241,9 @@ nl: &nl
   connect_google_drive: Verbind Google Drive
   google_drive_has_been_connected: Google Drive is verbonden
   unable_to_identify_reset_your_password_to_sign_in: Kan niet worden geïdentificeerd. Stel uw wachtwoord opnieuw in om in te loggen.
+  use_sso_to_sign_in: Gebruik de SAML SSO-app om in te loggen.
+  contact_your_admin_to_invite_you: Neem contact op met je beheerder om uitgenodigd te worden voor het team.
+  too_many_sign_ups: Te veel registraties. Probeer het later opnieuw.
   desktop: Desktop
   mobile: Mobiel
   tablet: Tablet