feat: adds capability to export user qr-code into wallpaper

components/user/QRcodeWallpaper.js

@@ -0,0 +1,22 @@
+import React from "react";
+import { QRCodeSVG } from "qrcode.react";
+import LogoWide from "@public/logos/LogoWide";
+
+function QRcodeWallpaper({ BASE_URL, data }) {
+  const fallbackImageSize = 120;
+
+  return (
+    <div style={{ marginTop: "50%", marginLeft: "16%" }}>
+      <QRCodeSVG
+        className="border border-white"
+        value={`${BASE_URL}/${data.username}`}
+        size={fallbackImageSize * 6}
+      />
+      <div style={{ marginLeft: "7rem", marginTop: "5rem" }}>
+        <LogoWide width={512} />
+      </div>
+    </div>
+  );
+}
+
+export default QRcodeWallpaper;

components/user/UserProfile.js

@@ -3,6 +3,7 @@ import { FaShare } from "react-icons/fa6";
 import { QRCodeCanvas } from "qrcode.react";
 import { saveAs } from "file-saver";
 import { useRouter } from "next/router";
+import { toPng } from "html-to-image";
 
 import FallbackImage from "@components/FallbackImage";
 import UserSocial from "./UserSocials";
@@ -14,6 +15,19 @@ import Modal from "@components/Modal";
 import ClipboardCopy from "@components/ClipboardCopy";
 import { socials } from "@config/socials";
 import Markdown from "@components/Markdown";
+import { renderToString } from "react-dom/server";
+import QRcodeWallpaper from "./QRcodeWallpaper";
+
+const renderQRCodeWallpaperToString = (BASE_URL, data) => {
+  const qrCodeElement = React.createElement(QRcodeWallpaper, {
+    BASE_URL: BASE_URL,
+    data: data,
+  });
+
+  const qrCodeString = renderToString(qrCodeElement);
+
+  return qrCodeString;
+};
 
 function UserProfile({ BASE_URL, data }) {
   const [qrShow, setQrShow] = useState(false);
@@ -30,6 +44,26 @@ function UserProfile({ BASE_URL, data }) {
       saveAs(blob, `biodrop-${data.username}.png`),
     );
 
+  const downloadWallpaper = async () => {
+    try {
+      const qrCodeString = renderQRCodeWallpaperToString(BASE_URL, data);
+
+      const container = document.createElement("div");
+      container.innerHTML = qrCodeString;
+
+      const dataUrl = await toPng(container, {
+        cacheBust: false,
+        backgroundColor: "#122640",
+        width: 1080,
+        height: 1920,
+      });
+
+      saveAs(dataUrl, `Biodrop-Wallpaper-${data.username}.png`);
+    } catch (e) {
+      console.error(e);
+    }
+  };
+
   return (
     <>
       <div className="flex justify-center items-center flex-col md:flex-row gap-x-6">
@@ -128,6 +162,13 @@ function UserProfile({ BASE_URL, data }) {
                 </Button>
               )}
             </div>
+            <div className="w-full px-2 mx-auto flex justify-center mb-4">
+              {qrShow && (
+                <Button primary={true} onClick={downloadWallpaper}>
+                  Export as Wallpaper
+                </Button>
+              )}
+            </div>
           </div>
           {qrShow && (
             <>

package.json

@@ -20,6 +20,7 @@
     "autoprefixer": "^10.4.16",
     "dotenv": "^16.3.1",
     "file-saver": "^2.0.5",
+    "html-to-image": "^1.11.11",
     "husky": "^8.0.3",
     "leaflet": "^1.9.4",
     "micro": "^10.0.1",