Add credentials field on signUp mutation

lib/graphql_devise/mutations/sign_up.rb

@@ -8,6 +8,11 @@ class SignUp < Base
       argument :password_confirmation, String, required: true
       argument :confirm_success_url,   String, required: false
 
+      field :credentials,
+            GraphqlDevise::Types::CredentialType,
+            null:        true,
+            description: 'Authentication credentials. Null if after signUp resource is not active for authentication (e.g. Email confirmation required).'
+
       def resolve(confirm_success_url: nil, **attrs)
         resource = build_resource(attrs.merge(provider: provider))
         raise_user_error(I18n.t('graphql_devise.resource_build_failed')) if resource.blank?
@@ -34,9 +39,11 @@ def resolve(confirm_success_url: nil, **attrs)
             )
           end
 
-          set_auth_headers(resource) if resource.active_for_authentication?
+          response_payload = { authenticatable: resource }
+
+          response_payload[:credentials] = set_auth_headers(resource) if resource.active_for_authentication?
 
-          { authenticatable: resource }
+          response_payload
         else
           resource.try(:clean_up_passwords)
           raise_user_error_list(

spec/requests/mutations/sign_up_spec.rb

@@ -21,6 +21,7 @@
             passwordConfirmation: "#{password}"
             confirmSuccessUrl:    "#{redirect}"
           ) {
+            credentials { accessToken }
             user {
               email
               name
@@ -43,7 +44,8 @@
         expect(user.confirmed_at).to be_nil
         expect(user).to be_valid_password(password)
         expect(json_response[:data][:userSignUp]).to include(
-          user: {
+          credentials: nil,
+          user:        {
             email: email,
             name:  name
           }
@@ -126,6 +128,7 @@
             passwordConfirmation: "#{password}"
             confirmSuccessUrl:    "#{redirect}"
           ) {
+            credentials { accessToken client uid }
             authenticatable {
               email
             }
@@ -134,8 +137,16 @@
       GRAPHQL
     end
 
-    it 'works without the confirmable module' do
+    it 'returns credentials as no confirmation is required' do
       expect { post_request }.to change(Guest, :count).from(0).to(1)
+
+      expect(json_response[:data][:guestSignUp]).to include(
+        authenticatable: { email: email },
+        credentials:     hash_including(
+          uid:    email,
+          client: Guest.last.tokens.keys.first
+        )
+      )
     end
   end
 end