Calibre web widget (#1855)

* Add widget for calibre-web with reverse-proxy auth

* Add custom proxy

* Get it working

* Fix lint issues

* Calibreweb widget: Handle empty series / authors / books

* Switch to new opds stats endpoint

* Remove calibre-web custom proxy handler

---------

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

public/locales/en/common.json

@@ -667,6 +667,12 @@
         "monitoring": "Monitoring",
         "updates": "Updates"
     },
+    "calibreweb": {
+        "books": "Books",
+        "authors": "Authors",
+        "categories": "Categories",
+        "series": "Series"
+    },
     "jdownloader": {
         "downloadCount": "Queue",
         "downloadBytesRemaining": "Remaining",

src/widgets/calibreweb/component.jsx

@@ -0,0 +1,36 @@
+import { useTranslation } from "next-i18next";
+
+import Container from "components/services/widget/container";
+import Block from "components/services/widget/block";
+import useWidgetAPI from "utils/proxy/use-widget-api";
+
+export default function Component({ service }) {
+  const { t } = useTranslation();
+
+  const { widget } = service;
+  const { data, error } = useWidgetAPI(widget, "stats");
+
+  if (error) {
+    return <Container service={service} error={error} />;
+  }
+
+  if (!data) {
+    return (
+      <Container service={service}>
+        <Block label="calibreweb.books" />
+        <Block label="calibreweb.authors" />
+        <Block label="calibreweb.categories" />
+        <Block label="calibreweb.series" />
+      </Container>
+    );
+  }
+
+  return (
+    <Container service={service}>
+      <Block label="calibreweb.books" value={t("common.number", { value: data.books })} />
+      <Block label="calibreweb.authors" value={t("common.number", { value: data.authors })} />
+      <Block label="calibreweb.categories" value={t("common.number", { value: data.categories })} />
+      <Block label="calibreweb.series" value={t("common.number", { value: data.series })} />
+    </Container>
+  );
+}

src/widgets/calibreweb/widget.js

@@ -0,0 +1,14 @@
+import genericProxyHandler from "../../utils/proxy/handlers/generic";
+
+const widget = {
+  api: "{url}/{endpoint}",
+  proxyHandler: genericProxyHandler,
+
+  mappings: {
+    stats: {
+      endpoint: "opds/stats",
+    },
+  },
+};
+
+export default widget;

src/widgets/components.js

@@ -9,6 +9,7 @@ const components = {
   azuredevops: dynamic(() => import("./azuredevops/component")),
   bazarr: dynamic(() => import("./bazarr/component")),
   caddy: dynamic(() => import("./caddy/component")),
+  calibreweb: dynamic(() => import("./calibreweb/component")),
   changedetectionio: dynamic(() => import("./changedetectionio/component")),
   channelsdvrserver: dynamic(() => import("./channelsdvrserver/component")),
   cloudflared: dynamic(() => import("./cloudflared/component")),

src/widgets/widgets.js

@@ -6,6 +6,7 @@ import autobrr from "./autobrr/widget";
 import azuredevops from "./azuredevops/widget";
 import bazarr from "./bazarr/widget";
 import caddy from "./caddy/widget";
+import calibreweb from "./calibreweb/widget";
 import changedetectionio from "./changedetectionio/widget";
 import channelsdvrserver from "./channelsdvrserver/widget";
 import cloudflared from "./cloudflared/widget";
@@ -103,6 +104,7 @@ const widgets = {
   azuredevops,
   bazarr,
   caddy,
+  calibreweb,
   changedetectionio,
   channelsdvrserver,
   cloudflared,