get original url from shortened url

Author: selimyanat

webapp/app/api/url-shortener/route.ts

@@ -1,43 +1,27 @@
 import { NextRequest, NextResponse } from 'next/server';
 
-// Function to handle POST requests
 export async function POST(request: NextRequest) {
-  try {
-    const { url } = await request.json();
-    if (!url || typeof url !== 'string') {
-      throw new Error(`Invalid URL format ${url}`);
-    }
+  const { url } = await request.json().catch(() => ({})); // ✅ Simplified JSON parsing
 
-    const shortenedUrl = await shortenUrl(url);
-    return NextResponse.json({ shortenedUrl }, { status: 200 });
-  } catch (error) {
-    console.error('Failed to shorten URL:', error);
-    return NextResponse.json(
-      { error: error instanceof Error ? error.message : 'Invalid request' },
-      { status: 400 }
-    );
+  if (typeof url !== 'string' || !url.trim()) {
+    return NextResponse.json({ error: 'Invalid URL format' }, { status: 400 });
   }
-}
 
-// Function to call the backend API
-async function shortenUrl(url: string): Promise<string> {
-  try {
-    const requestBody = { url };
-    const response = await fetch('http://localhost:3000/shorten-url', {
-      method: 'POST',
-      headers: { 'Content-Type': 'application/json' },
-      body: JSON.stringify(requestBody),
+  return fetch('http://localhost:3000/shorten-url', {
+    method: 'POST',
+    headers: { 'Content-Type': 'application/json' },
+    body: JSON.stringify({ url }),
+  })
+    .then(async (res) => {
+      if (!res.ok)
+        throw new Error((await res.json()).error || 'Failed to shorten URL');
+      return res.json();
+    })
+    .then((data) =>
+      NextResponse.json({ shortenedUrl: data.shortenedUrl }, { status: 200 })
+    )
+    .catch((error) => {
+      console.error('Error shortening URL:', error);
+      return NextResponse.json({ error: error.message }, { status: 400 });
     });
-
-    if (!response.ok) {
-      const errorResponse = await response.json();
-      throw new Error(errorResponse.error || 'Failed to shorten URL');
-    }
-
-    const data = await response.json();
-    return data;
-  } catch (error) {
-    console.error('Error shortening URL:', error);
-    throw error;
-  }
 }