From 4f70ec40c94ffed25400d2a80e7654c594a669b3 Mon Sep 17 00:00:00 2001
From: Arkaprabha Chakraborty <arkorty@gmail.com>
Date: Mon, 12 Aug 2024 15:23:53 +0530
Subject: [PATCH] Add QR code

---
 frontend/app/page.js  | 131 ++++++++++++++++++++++--------------------
 frontend/package.json |   3 +-
 2 files changed, 70 insertions(+), 64 deletions(-)

diff --git a/frontend/app/page.js b/frontend/app/page.js
index 935a47c..c499561 100644
--- a/frontend/app/page.js
+++ b/frontend/app/page.js
@@ -1,11 +1,9 @@
 "use client";
 
-import { useState, useEffect } from "react";
+import { useState } from "react";
 import axios from "axios";
-import dotenv from "dotenv";
 import { MdContentCopy } from "react-icons/md";
-
-dotenv.config({ path: "./.env.local" });
+import QRCode from "react-qr-code";
 
 export default function Home() {
   const [longUrl, setLongUrl] = useState("");
@@ -13,12 +11,6 @@ export default function Home() {
   const [copied, setCopied] = useState(false);
   const [prevLongUrl, setPrevLongUrl] = useState("");
 
-  useEffect(() => {
-    if (prevLongUrl !== longUrl) {
-      setShortUrl("");
-    }
-  }, [longUrl, prevLongUrl]);
-
   const handleSubmit = async (e) => {
     e.preventDefault();
 
@@ -26,15 +18,13 @@ export default function Home() {
       return;
     }
 
-    // Use the frontend domain as the base URL
     const baseURL = window.location.origin;
-
     try {
       const response = await axios.post(
         `${process.env.NEXT_PUBLIC_BACKEND_URL}/reduce/shorten`,
         {
           long_url: longUrl,
-          base_url: baseURL, // Include the frontend domain in the request body
+          base_url: baseURL,
         },
       );
 
@@ -46,61 +36,76 @@ export default function Home() {
   };
 
   const handleCopy = () => {
-    navigator.clipboard
-      .writeText(shortUrl)
-      .then(() => {
-        setCopied(true);
-        setTimeout(() => setCopied(false), 2000); // Reset copy state after 2 seconds
-      })
-      .catch((error) => {
-        console.error("Failed to copy URL:", error);
-      });
+    navigator.clipboard.writeText(shortUrl);
+    setCopied(true);
+    setTimeout(() => setCopied(false), 2000);
   };
 
   return (
-    <div className="flex items-center justify-center min-h-screen bg-gradient-to-r from-blue-500 via-purple-500 to-pink-500">
-      <div className="bg-white p-8 rounded-lg shadow-lg max-w-md w-full">
-        <h1 className="text-3xl font-bold mb-6 text-center text-gray-800">
-          Reduce
-        </h1>
-        <form onSubmit={handleSubmit} className="flex flex-col space-y-4">
-          <input
-            type="text"
-            placeholder="Enter URL"
-            value={longUrl}
-            onChange={(e) => setLongUrl(e.target.value)}
-            className="border border-gray-300 rounded-lg p-3 text-gray-800 focus:outline-none focus:ring-2 focus:ring-blue-500"
-          />
-          <button
-            type="submit"
-            className="bg-blue-500 text-white py-2 rounded-lg hover:bg-blue-600 transition duration-200"
-          >
+    <>
+      <style jsx global>{`
+        @keyframes gradientFlow {
+          0% {
+            background-position: 0% 50%;
+          }
+          50% {
+            background-position: 100% 50%;
+          }
+          100% {
+            background-position: 0% 50%;
+          }
+        }
+
+        .animated-gradient {
+          background-size: 200% 200%;
+          animation: gradientFlow 10s ease-in-out infinite;
+        }
+      `}</style>
+      <div className="flex items-center justify-center min-h-screen bg-gradient-to-r from-cyan-500 via-purple-500 to-pink-500 animated-gradient">
+        <div className="bg-black bg-opacity-60 p-8 rounded-lg shadow-lg max-w-md w-full">
+          <h1 className="text-3xl font-bold mb-6 text-center text-white">
             Reduce
-          </button>
-        </form>
-        {shortUrl && (
-          <div className="mt-4 text-center text-gray-800">
-            <div className="flex items-center justify-center space-x-2">
-              <a
-                href={shortUrl}
-                target="_blank"
-                rel="noopener noreferrer"
-                className="text-blue-500 text-lg underline"
-              >
-                {shortUrl}
-              </a>
-              <button
-                onClick={handleCopy}
-                className={`flex items-center justify-center p-2 rounded-lg transition duration-200 ${copied ? "text-gray-400" : "text-blue-500 hover:text-blue-600"}`}
-                aria-label="Copy to clipboard"
-              >
-                <MdContentCopy className="text-2xl" />{" "}
-                {/* Adjust the size here */}
-              </button>
+          </h1>
+          <form onSubmit={handleSubmit} className="flex flex-col space-y-4">
+            <input
+              type="text"
+              placeholder="Enter URL"
+              value={longUrl}
+              onChange={(e) => setLongUrl(e.target.value)}
+              className="border border-gray-300 bg-inherit rounded-lg p-3 text-white focus:outline-none focus:ring-2 focus:ring-blue-500"
+            />
+            <button
+              type="submit"
+              className="bg-blue-500 text-white py-2 rounded-lg hover:bg-blue-600 transition duration-200"
+            >
+              Reduce
+            </button>
+          </form>
+          {shortUrl && (
+            <div className="mt-4 text-center text-gray-800">
+              <div className="flex items-center justify-center space-x-2">
+                <span className="text-blue-400 text-xl underline">
+                  {shortUrl}
+                </span>
+                <button
+                  onClick={handleCopy}
+                  className={`flex items-center justify-center p-2 rounded-lg transition duration-200 ${
+                    copied
+                      ? "text-slate-400"
+                      : "text-blue-400 hover:text-blue-600"
+                  }`}
+                  aria-label="Copy to clipboard"
+                >
+                  <MdContentCopy className="text-xl" />
+                </button>
+              </div>
+              <div className="mt-4 flex justify-center">
+                <QRCode value={shortUrl} size={320} />
+              </div>
             </div>
-          </div>
-        )}
+          )}
+        </div>
       </div>
-    </div>
+    </>
   );
 }
diff --git a/frontend/package.json b/frontend/package.json
index fc14057..12b9c88 100644
--- a/frontend/package.json
+++ b/frontend/package.json
@@ -14,7 +14,8 @@
     "next": "14.2.5",
     "react": "^18",
     "react-dom": "^18",
-    "react-icons": "^5.2.1"
+    "react-icons": "^5.2.1",
+    "react-qr-code": "^2.0.15"
   },
   "devDependencies": {
     "postcss": "^8",