added some more proxies to be able to render pages

kc-ext/theme-preview/src/main/java/org/keycloak/ext/theme/DummyAuthenticationSessionModel.java

@@ -13,6 +13,13 @@
 public class DummyAuthenticationSessionModel implements AuthenticationSessionModel {
 
     private Map<String, String> authNotes = new HashMap<>();
+    private final RealmModel realm;
+    private final ClientModel client;
+
+    public DummyAuthenticationSessionModel(RealmModel realm) {
+        this.realm = realm;
+        this.client = DummyClientModel.create(realm);
+    }
 
     @Override
     public String getTabId() {
@@ -156,12 +163,12 @@ public void setRedirectUri(String s) {
 
     @Override
     public RealmModel getRealm() {
-        return null;
+        return realm;
     }
 
     @Override
     public ClientModel getClient() {
-        return null;
+        return client;
     }
 
     @Override
@@ -176,7 +183,7 @@ public void setAction(String s) {
 
     @Override
     public String getProtocol() {
-        return null;
+        return "openid-connect";
     }
 
     @Override

kc-ext/theme-preview/src/main/java/org/keycloak/ext/theme/DummyClientModel.java

@@ -0,0 +1,76 @@
+package org.keycloak.ext.theme;
+
+import org.keycloak.models.ClientModel;
+import org.keycloak.models.RealmModel;
+
+import java.lang.reflect.InvocationHandler;
+import java.lang.reflect.Method;
+import java.lang.reflect.Proxy;
+import java.util.Collections;
+import java.util.Map;
+import java.util.Set;
+import java.util.stream.Stream;
+
+public class DummyClientModel {
+
+    public static ClientModel create(RealmModel realm) {
+        return (ClientModel) Proxy.newProxyInstance(
+                DummyClientModel.class.getClassLoader(),
+                new Class[]{ClientModel.class},
+                new ClientInvocationHandler(realm)
+        );
+    }
+
+    private static class ClientInvocationHandler implements InvocationHandler {
+
+        private final RealmModel realm;
+
+        public ClientInvocationHandler(RealmModel realm) {
+            this.realm = realm;
+        }
+
+        @Override
+        public Object invoke(Object proxy, Method method, Object[] args) throws Throwable {
+            String methodName = method.getName();
+            Class<?> returnType = method.getReturnType();
+
+            // Handle specific methods
+            switch (methodName) {
+                case "getId":
+                case "getClientId":
+                    return "dummy-client";
+                case "getName":
+                    return "Dummy Client";
+                case "getDescription":
+                    return "Dummy client for theme preview";
+                case "getRealm":
+                    return realm;
+                case "getProtocol":
+                    return "openid-connect";
+                case "isEnabled":
+                case "isPublicClient":
+                case "isStandardFlowEnabled":
+                    return true;
+            }
+
+            // Handle by return type
+            if (returnType == boolean.class || returnType == Boolean.class) {
+                return false;
+            } else if (returnType == int.class || returnType == Integer.class) {
+                return 0;
+            } else if (returnType == String.class) {
+                return null;
+            } else if (returnType == Set.class) {
+                return Collections.emptySet();
+            } else if (returnType == Map.class) {
+                return Collections.emptyMap();
+            } else if (returnType == Stream.class) {
+                return Stream.empty();
+            } else if (returnType == void.class) {
+                return null;
+            }
+
+            return null;
+        }
+    }
+}

kc-ext/theme-preview/src/main/java/org/keycloak/ext/theme/DummySubjectCredentialManager.java

@@ -3,6 +3,7 @@
 import org.keycloak.credential.CredentialInput;
 import org.keycloak.credential.CredentialModel;
 import org.keycloak.models.SubjectCredentialManager;
+import org.keycloak.models.credential.OTPCredentialModel;
 import org.keycloak.models.credential.RecoveryAuthnCodesCredentialModel;
 import org.keycloak.models.utils.RecoveryAuthnCodesUtils;
 
@@ -46,14 +47,21 @@ public Stream<CredentialModel> getStoredCredentialsStream() {
     }
 
     @Override
-    public Stream<CredentialModel> getStoredCredentialsByTypeStream(String s) {
-        List<String> generatedRecoveryAuthnCodes = RecoveryAuthnCodesUtils.generateRawCodes();
-        CredentialModel recoveryAuthnCodesCred = RecoveryAuthnCodesCredentialModel.createFromValues(
-                generatedRecoveryAuthnCodes,
-                System.currentTimeMillis(),
-                null);
-
-        return Stream.of(recoveryAuthnCodesCred);
+    public Stream<CredentialModel> getStoredCredentialsByTypeStream(String type) {
+        if (RecoveryAuthnCodesCredentialModel.TYPE.equals(type)) {
+            List<String> generatedRecoveryAuthnCodes = RecoveryAuthnCodesUtils.generateRawCodes();
+            CredentialModel recoveryAuthnCodesCred = RecoveryAuthnCodesCredentialModel.createFromValues(
+                    generatedRecoveryAuthnCodes,
+                    System.currentTimeMillis(),
+                    null);
+            return Stream.of(recoveryAuthnCodesCred);
+        } else if (OTPCredentialModel.TYPE.equals(type)) {
+            OTPCredentialModel otpCred = OTPCredentialModel.createTOTP("dummy-secret", 6, 30, "HmacSHA1");
+            otpCred.setId("dummy-otp-id");
+            otpCred.setUserLabel("Authenticator App");
+            return Stream.of(otpCred);
+        }
+        return Stream.empty();
     }
 
     @Override

kc-ext/theme-preview/src/main/java/org/keycloak/ext/theme/DummyUserModel.java

@@ -94,7 +94,7 @@ public void removeRequiredAction(String s) {
 
     @Override
     public String getFirstName() {
-        return null;
+        return "John";
     }
 
     @Override
@@ -104,7 +104,7 @@ public void setFirstName(String s) {
 
     @Override
     public String getLastName() {
-        return null;
+        return "Doe";
     }
 
     @Override
@@ -114,7 +114,7 @@ public void setLastName(String s) {
 
     @Override
     public String getEmail() {
-        return null;
+        return "john.doe@example.com";
     }
 
     @Override

kc-ext/theme-preview/src/main/java/org/keycloak/ext/theme/RecoveryCodesBean.java

@@ -0,0 +1,39 @@
+package org.keycloak.ext.theme;
+
+import org.keycloak.common.util.Time;
+import org.keycloak.models.utils.RecoveryAuthnCodesUtils;
+
+import java.util.List;
+
+/**
+ * Custom bean for recovery codes that provides the property names
+ * expected by the login-spa theme template.
+ */
+public class RecoveryCodesBean {
+
+    private final List<String> generatedRecoveryAuthnCodes;
+    private final long generatedAt;
+
+    public RecoveryCodesBean() {
+        this.generatedRecoveryAuthnCodes = RecoveryAuthnCodesUtils.generateRawCodes();
+        this.generatedAt = Time.currentTimeMillis();
+    }
+
+    // Property name expected by template: generatedRecoveryAuthnCodes
+    public List<String> getGeneratedRecoveryAuthnCodes() {
+        return this.generatedRecoveryAuthnCodes;
+    }
+
+    // Also provide the List suffix version for compatibility
+    public List<String> getGeneratedRecoveryAuthnCodesList() {
+        return this.generatedRecoveryAuthnCodes;
+    }
+
+    public String getGeneratedRecoveryAuthnCodesAsString() {
+        return String.join(",", this.generatedRecoveryAuthnCodes);
+    }
+
+    public long getGeneratedAt() {
+        return generatedAt;
+    }
+}

kc-ext/theme-preview/src/main/java/org/keycloak/ext/theme/ThemePreviewProvider.java

@@ -2,7 +2,10 @@
 
 import jakarta.ws.rs.*;
 import jakarta.ws.rs.core.MediaType;
+import jakarta.ws.rs.core.MultivaluedHashMap;
 import jakarta.ws.rs.core.Response;
+
+import java.net.URI;
 import org.keycloak.forms.login.LoginFormsProvider;
 import org.keycloak.models.KeycloakSession;
 import org.keycloak.models.RealmModel;
@@ -21,10 +24,17 @@ public class ThemePreviewProvider implements RealmResourceProvider {
             new Page("login-username", "Login - username", LoginFormsProvider::createLoginUsername),
             new Page("login-otp", "Login - OTP", LoginFormsProvider::createLoginTotp),
             new Page("login-recovery-codes", "Login - recovery codes", LoginFormsProvider::createLoginRecoveryAuthnCode),
-            new Page("login-config-recover-codes", "Action - recovery codes", l -> l.createResponse(UserModel.RequiredAction.CONFIGURE_RECOVERY_AUTHN_CODES)),
+            new Page("login-config-recover-codes", "Action - recovery codes", l -> {
+                l.setAttribute("recoveryAuthnCodesConfigBean", new RecoveryCodesBean());
+                return l.createResponse(UserModel.RequiredAction.CONFIGURE_RECOVERY_AUTHN_CODES);
+            }),
             new Page("login-config-totp", "Action - OTP", l -> l.createResponse(UserModel.RequiredAction.CONFIGURE_TOTP)),
             new Page("login-update-password", "Action - Update password", l -> l.createResponse(UserModel.RequiredAction.UPDATE_PASSWORD)),
-            new Page("login-register", "Action - Register", LoginFormsProvider::createRegistration)
+            new Page("login-register", "Action - Register", l -> {
+                l.setFormData(new MultivaluedHashMap<>());
+                l.setAttribute("email", "john.doe@example.com");
+                return l.createRegistration();
+            })
     );
 
     private KeycloakSession session;
@@ -67,8 +77,14 @@ public Response view(@PathParam("template") String page) {
 
         LoginFormsProvider loginForms = session.getProvider(LoginFormsProvider.class);
 
-        loginForms.setActionUri(session.getContext().getUri().getRequestUri());
-        loginForms.setAuthenticationSession(new DummyAuthenticationSessionModel());
+        URI actionUri = session.getContext().getUri().getBaseUriBuilder()
+                .path("realms")
+                .path(session.getContext().getRealm().getName())
+                .path("theme-preview")
+                .path(page)
+                .build();
+        loginForms.setActionUri(actionUri);
+        loginForms.setAuthenticationSession(new DummyAuthenticationSessionModel(proxy));
         loginForms.setUser(new DummyUserModel());
 
         Optional<Page> pageHandler = pages.stream().filter(p -> p.template.equals(page)).findFirst();