Fix configured QR control URL at startup

MMM-NextcloudCookbook.js

@@ -97,7 +97,9 @@ Module.register("MMM-NextcloudCookbook", {
     const qrLabel = document.createElement("span");
     qrLabel.textContent = "Recipe mode control:";
     const qrImage = document.createElement("img");
-    qrImage.src = "/MMM-NextcloudCookbook/qr.svg";
+    const qrParameters = new URLSearchParams();
+    if (this.config.controlUrl) qrParameters.set("url", this.config.controlUrl);
+    qrImage.src = `/MMM-NextcloudCookbook/qr.svg${qrParameters.size ? `?${qrParameters}` : ""}`;
     qrImage.alt = "Recipe controller QR code";
     qr.append(qrLabel, qrImage);
     root.appendChild(qr);

node_helper.js

@@ -57,7 +57,8 @@ module.exports = NodeHelper.create({
     );
     this.expressApp.get("/MMM-NextcloudCookbook/qr.svg", async (request, response, next) => {
       try {
-        const url = this.config.controlUrl
+        const url = request.query.url
+          || this.config.controlUrl
           || `${request.protocol}://${request.get("host")}${this.config.controlPath}`;
         response.type("image/svg+xml").send(await QRCode.toString(url, { type: "svg", margin: 1 }));
       } catch (error) {

package-lock.json

@@ -1,12 +1,12 @@
 {
   "name": "mmm-nextcloud-cookbook",
-  "version": "0.1.0",
+  "version": "0.1.1",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "mmm-nextcloud-cookbook",
-      "version": "0.1.0",
+      "version": "0.1.1",
       "dependencies": {
         "fast-xml-parser": "5.10.1",
         "qrcode": "1.5.4"

package.json

@@ -1,6 +1,6 @@
 {
   "name": "mmm-nextcloud-cookbook",
-  "version": "0.1.0",
+  "version": "0.1.1",
   "private": true,
   "description": "Display recipes from a Nextcloud Cookbook share on MagicMirror",
   "main": "node_helper.js",