Add JsonObject ValueResolver to Qute

extensions/qute/deployment/src/main/java/io/quarkus/qute/deployment/JsonObjectProcessor.java

@@ -0,0 +1,17 @@
+package io.quarkus.qute.deployment;
+
+import io.quarkus.arc.deployment.AdditionalBeanBuildItem;
+import io.quarkus.deployment.Capabilities;
+import io.quarkus.deployment.Capability;
+import io.quarkus.deployment.annotations.BuildProducer;
+import io.quarkus.deployment.annotations.BuildStep;
+
+public class JsonObjectProcessor {
+
+    @BuildStep
+    void init(Capabilities capabilities, BuildProducer<AdditionalBeanBuildItem> beans) {
+        if (capabilities.isPresent(Capability.VERTX)) {
+            beans.produce(new AdditionalBeanBuildItem("io.quarkus.qute.runtime.jsonobject.JsonObjectConfigurator"));
+        }
+    }
+}

extensions/qute/deployment/src/test/java/io/quarkus/qute/deployment/jsonobject/JsonObjectValueResolverTest.java

@@ -0,0 +1,37 @@
+package io.quarkus.qute.deployment.jsonobject;
+
+import java.util.HashMap;
+
+import jakarta.inject.Inject;
+
+import org.assertj.core.api.Assertions;
+import org.jboss.shrinkwrap.api.asset.StringAsset;
+import org.junit.jupiter.api.Test;
+import org.junit.jupiter.api.extension.RegisterExtension;
+
+import io.quarkus.qute.Template;
+import io.quarkus.test.QuarkusUnitTest;
+import io.vertx.core.json.JsonObject;
+
+public class JsonObjectValueResolverTest {
+
+    @RegisterExtension
+    static final QuarkusUnitTest quarkusApp = new QuarkusUnitTest()
+            .withApplicationRoot(
+                    app -> app.addAsResource(new StringAsset(
+                            "{tool.name} {tool.fieldNames} {tool.fields} {tool.size} {tool.empty} {tool.isEmpty} {tool.get('name')} {tool.containsKey('name')}"),
+                            "templates/foo.txt"));
+
+    @Inject
+    Template foo;
+
+    @Test
+    void testJsonObjectValueResolver() {
+        HashMap<String, Object> toolMap = new HashMap<>();
+        toolMap.put("name", "Roq");
+        JsonObject jsonObject = new JsonObject(toolMap);
+        String render = foo.data("tool", jsonObject).render();
+
+        Assertions.assertThat(render).isEqualTo("Roq [name] [name] 1 false false Roq true");
+    }
+}

extensions/qute/runtime/pom.xml

@@ -31,6 +31,11 @@
             <artifactId>quarkus-cache</artifactId>
             <optional>true</optional>
         </dependency>
+        <dependency>
+            <groupId>io.quarkus</groupId>
+            <artifactId>quarkus-vertx</artifactId>
+            <optional>true</optional>
+        </dependency>
     </dependencies>
 
     <build>

extensions/qute/runtime/src/main/java/io/quarkus/qute/runtime/jsonobject/JsonObjectConfigurator.java

@@ -0,0 +1,17 @@
+package io.quarkus.qute.runtime.jsonobject;
+
+import jakarta.enterprise.event.Observes;
+
+import io.quarkus.qute.EngineBuilder;
+
+public class JsonObjectConfigurator {
+
+    /**
+     * Configure the engine to use the {@link JsonObjectValueResolver}.
+     *
+     * @param builder the engine builder.
+     */
+    void configureEngine(@Observes EngineBuilder builder) {
+        builder.addValueResolver(new JsonObjectValueResolver());
+    }
+}

extensions/qute/runtime/src/main/java/io/quarkus/qute/runtime/jsonobject/JsonObjectValueResolver.java

@@ -0,0 +1,52 @@
+package io.quarkus.qute.runtime.jsonobject;
+
+import java.util.concurrent.CompletableFuture;
+import java.util.concurrent.CompletionStage;
+
+import io.quarkus.qute.EvalContext;
+import io.quarkus.qute.Results;
+import io.quarkus.qute.ValueResolver;
+import io.vertx.core.json.JsonObject;
+
+/**
+ * A value resolver for {@link JsonObject}.
+ */
+public class JsonObjectValueResolver implements ValueResolver {
+
+    @Override
+    public boolean appliesTo(EvalContext context) {
+        return ValueResolver.matchClass(context, JsonObject.class);
+    }
+
+    @Override
+    public CompletionStage<Object> resolve(EvalContext context) {
+
+        JsonObject jsonObject = (JsonObject) context.getBase();
+        switch (context.getName()) {
+            case "fieldNames":
+            case "fields":
+                return CompletableFuture.completedFuture(jsonObject.fieldNames());
+            case "size":
+                return CompletableFuture.completedFuture(jsonObject.size());
+            case "empty":
+            case "isEmpty":
+                return CompletableFuture.completedFuture(jsonObject.isEmpty());
+            case "get":
+                if (context.getParams().size() == 1) {
+                    return context.evaluate(context.getParams().get(0)).thenCompose(k -> {
+                        return CompletableFuture.completedFuture(jsonObject.getValue((String) k));
+                    });
+                }
+            case "containsKey":
+                if (context.getParams().size() == 1) {
+                    return context.evaluate(context.getParams().get(0)).thenCompose(k -> {
+                        return CompletableFuture.completedFuture(jsonObject.containsKey((String) k));
+                    });
+                }
+            default:
+                return jsonObject.containsKey(context.getName())
+                        ? CompletableFuture.completedFuture(jsonObject.getValue(context.getName()))
+                        : Results.notFound(context);
+        }
+    }
+}