feat: add initial Dev UI support

deployment/src/main/java/net/laprun/sustainability/power/quarkus/deployment/devui/DevUI.java

@@ -5,8 +5,12 @@
 import io.quarkus.deployment.annotations.BuildStep;
 import io.quarkus.deployment.annotations.BuildSteps;
 import io.quarkus.deployment.builditem.ConsoleCommandBuildItem;
+import io.quarkus.devui.spi.JsonRPCProvidersBuildItem;
+import io.quarkus.devui.spi.page.CardPageBuildItem;
+import io.quarkus.devui.spi.page.Page;
 import net.laprun.sustainability.power.quarkus.deployment.PowerMeasurerBuildItem;
 import net.laprun.sustainability.power.quarkus.deployment.devui.commands.PowerCommands;
+import net.laprun.sustainability.power.quarkus.runtime.devui.PowerService;
 
 @BuildSteps(onlyIf = IsDevelopment.class)
 public class DevUI {
@@ -16,4 +20,20 @@ void addConsoleCommands(PowerMeasurerBuildItem powerMeasurerBI, BuildProducer<Co
         // register dev console commands
         commands.produce(new ConsoleCommandBuildItem(new PowerCommands(powerMeasurerBI.getMeasurer())));
     }
+
+    @BuildStep
+    public CardPageBuildItem pages(PowerMeasurerBuildItem powerMeasurerBI) {
+        final var measurer = powerMeasurerBI.getMeasurer();
+        CardPageBuildItem card = new CardPageBuildItem();
+        card.addBuildTimeData("info", measurer.sampler().info());
+        card.addPage(Page.webComponentPageBuilder()
+                .icon("font-awesome-solid:info")
+                .componentLink("qwc-power-info.js"));
+        return card;
+    }
+
+    @BuildStep
+    JsonRPCProvidersBuildItem powerMeasurerJSONProvider() {
+        return new JsonRPCProvidersBuildItem(PowerService.class);
+    }
 }

deployment/src/main/resources/dev-ui/qwc-power-info.js

@@ -0,0 +1,35 @@
+import {LitElement, html, css} from 'lit';
+import {JsonRpc} from 'jsonrpc';
+
+export class QwcPowerInfo extends LitElement {
+
+    jsonRpc = new JsonRpc(this);
+
+    static properties = {
+        _info: {state: true},
+    };
+
+    constructor() {
+        super();
+    }
+
+    connectedCallback() {
+        super.connectedCallback();
+        this.hotReload();
+    }
+
+    hotReload() {
+        this.jsonRpc.info().then(
+            jsonRpcResponse => this._info = jsonRpcResponse.result);
+    }
+
+    render() {
+        if (this._info) {
+            return html`<pre>${this._info}</pre>`;
+        } else {
+            return html`Info unavailable`;
+        }
+    }
+}
+
+customElements.define('qwc-power-info', QwcPowerInfo);

runtime/src/main/java/net/laprun/sustainability/power/quarkus/runtime/PowerMeasurer.java

@@ -8,6 +8,9 @@
 
 import com.sun.management.OperatingSystemMXBean;
 
+import jakarta.enterprise.context.ApplicationScoped;
+import jakarta.enterprise.inject.Produces;
+import jakarta.inject.Inject;
 import net.laprun.sustainability.power.SensorMetadata;
 
 public class PowerMeasurer {
@@ -26,6 +29,7 @@ public class PowerMeasurer {
     private final ServerSampler sampler;
     private static PowerMeasurer instance;
 
+    @Produces
     public static PowerMeasurer instance() {
         if (instance == null) {
             instance = new PowerMeasurer();

runtime/src/main/java/net/laprun/sustainability/power/quarkus/runtime/devui/PowerService.java

@@ -0,0 +1,14 @@
+package net.laprun.sustainability.power.quarkus.runtime.devui;
+
+import jakarta.inject.Inject;
+
+import net.laprun.sustainability.power.quarkus.runtime.PowerMeasurer;
+
+public class PowerService {
+    @Inject
+    PowerMeasurer measurer;
+
+    public String info() {
+        return measurer.sampler().info();
+    }
+}