Added UUID expression function for thymeleaf templating

src/main/java/ai/labs/eddi/modules/templating/bootstrap/TemplateEngineModule.java

@@ -6,6 +6,7 @@
 import ai.labs.eddi.modules.templating.impl.HtmlTemplateEngine;
 import ai.labs.eddi.modules.templating.impl.JavaScriptTemplateEngine;
 import ai.labs.eddi.modules.templating.impl.TextTemplateEngine;
+import ai.labs.eddi.modules.templating.impl.dialects.uuid.UUIDDialect;
 import io.quarkus.runtime.Startup;
 import jakarta.annotation.PostConstruct;
 import jakarta.enterprise.context.ApplicationScoped;
@@ -67,6 +68,7 @@ private TemplateEngine createTemplateEngine(TemplateMode templateMode) {
 
         var templateEngine = new TemplateEngine();
         templateEngine.addTemplateResolver(templateResolver);
+        templateEngine.addDialect(new UUIDDialect());
 
         return templateEngine;
     }

src/main/java/ai/labs/eddi/modules/templating/impl/TemplatingEngine.java

@@ -1,12 +1,12 @@
 package ai.labs.eddi.modules.templating.impl;
 
 import ai.labs.eddi.modules.templating.ITemplatingEngine;
+import jakarta.enterprise.context.ApplicationScoped;
+import jakarta.inject.Inject;
 import org.thymeleaf.TemplateEngine;
 import org.thymeleaf.context.Context;
 import org.thymeleaf.exceptions.TemplateInputException;
 
-import jakarta.enterprise.context.ApplicationScoped;
-import jakarta.inject.Inject;
 import java.util.Arrays;
 import java.util.List;
 import java.util.Locale;

src/main/java/ai/labs/eddi/modules/templating/impl/dialects/uuid/UUIDDialect.java

@@ -0,0 +1,16 @@
+package ai.labs.eddi.modules.templating.impl.dialects.uuid;
+
+import org.thymeleaf.dialect.AbstractDialect;
+import org.thymeleaf.dialect.IExpressionObjectDialect;
+import org.thymeleaf.expression.IExpressionObjectFactory;
+
+public class UUIDDialect extends AbstractDialect implements IExpressionObjectDialect {
+    public UUIDDialect() {
+        super("UUIDDialect");
+    }
+
+    @Override
+    public IExpressionObjectFactory getExpressionObjectFactory() {
+        return new UUIDExpressionObjectFactory();
+    }
+}

src/main/java/ai/labs/eddi/modules/templating/impl/dialects/uuid/UUIDExpressionObjectFactory.java

@@ -0,0 +1,30 @@
+package ai.labs.eddi.modules.templating.impl.dialects.uuid;
+
+import org.thymeleaf.context.IExpressionContext;
+import org.thymeleaf.expression.IExpressionObjectFactory;
+
+import java.util.Collections;
+import java.util.Set;
+
+public class UUIDExpressionObjectFactory implements IExpressionObjectFactory {
+    private static final String UUID_OBJECT_NAME = "uuidUtils";
+
+    @Override
+    public Set<String> getAllExpressionObjectNames() {
+        return Collections.singleton(UUID_OBJECT_NAME);
+    }
+
+    @Override
+    public Object buildObject(IExpressionContext context, String expressionObjectName) {
+        if (UUID_OBJECT_NAME.equals(expressionObjectName)) {
+            return new UUIDWrapper();
+        }
+
+        return null;
+    }
+
+    @Override
+    public boolean isCacheable(String expressionObjectName) {
+        return true;
+    }
+}

src/main/java/ai/labs/eddi/modules/templating/impl/dialects/uuid/UUIDWrapper.java

@@ -0,0 +1,7 @@
+package ai.labs.eddi.modules.templating.impl.dialects.uuid;
+
+public class UUIDWrapper {
+    public String generateUUID() {
+        return java.util.UUID.randomUUID().toString();
+    }
+}

src/test/java/ai/labs/eddi/modules/templating/impl/dialects/uuid/UUIDWrapperTest.java

@@ -0,0 +1,12 @@
+package ai.labs.eddi.modules.templating.impl.dialects.uuid;
+
+import org.junit.jupiter.api.Test;
+
+import static org.junit.jupiter.api.Assertions.assertEquals;
+
+public class UUIDWrapperTest {
+    @Test
+    public void testGenerateUUID() {
+        assertEquals(36, new UUIDWrapper().generateUUID().length());
+    }
+}