Feature: Trilium Service widget (#5380)

Co-authored-by: shamoon <4887959+shamoon@users.noreply.github.com>

src/widgets/trilium/component.jsx

@@ -0,0 +1,38 @@
+import Block from "components/services/widget/block";
+import Container from "components/services/widget/container";
+import { useTranslation } from "next-i18next";
+
+import useWidgetAPI from "utils/proxy/use-widget-api";
+
+export default function Component({ service }) {
+  const { t } = useTranslation();
+  const { widget } = service;
+
+  const { data: metricsData, error: metricsError } = useWidgetAPI(widget, "metrics");
+
+  if (metricsError) {
+    return <Container service={service} error={metricsError} />;
+  }
+
+  if (!metricsData) {
+    return (
+      <Container service={service}>
+        <Block label="trilium.version" />
+        <Block label="trilium.notesCount" />
+        <Block label="trilium.dbSize" />
+      </Container>
+    );
+  }
+
+  const version = metricsData.version?.app;
+  const notesCount = metricsData.database?.activeNotes || 0;
+  const databaseSizeBytes = metricsData.statistics?.databaseSizeBytes || 0;
+
+  return (
+    <Container service={service}>
+      <Block label="trilium.version" value={version ? `v${version}` : t("trilium.unknown")} />
+      <Block label="trilium.notesCount" value={t("common.number", { value: notesCount })} />
+      <Block label="trilium.dbSize" value={t("common.bytes", { value: databaseSizeBytes })} />
+    </Container>
+  );
+}

src/widgets/trilium/widget.js

@@ -0,0 +1,15 @@
+import credentialedProxyHandler from "utils/proxy/handlers/credentialed";
+
+const widget = {
+  api: "{url}/etapi/{endpoint}",
+  proxyHandler: credentialedProxyHandler,
+
+  mappings: {
+    metrics: {
+      endpoint: "metrics?format=json",
+      validate: ["version", "database"],
+    },
+  },
+};
+
+export default widget;