init project portal web

app/api/rate-plan/create/route.ts

@@ -0,0 +1,55 @@
+import axios from 'axios';
+import { cookies } from 'next/headers'
+import { NextRequest, NextResponse } from 'next/server';
+
+export const POST = async (request: NextRequest) => {
+    // INTERPOLATING API URL OF BACKEND
+    const {
+        offerVerId,
+        offerType,
+        reId,
+        ratePlanName,
+        ratePlanCode,
+        remarks,
+        ratePlanType,
+    } = await request.json();
+    
+    const url: string = `${process.env.NEXT_PUBLIC_API_URL}/priceplan/createpriceplan`
+    const data = JSON.parse(cookies().get('credential')?.value ?? "")
+    const token = `Bearer ${data.token}`
+
+    try {
+        // MAKE AN API REQUEST
+        /*
+        * - WE USE AXIOS INSTEAD OF FETCH 
+        * - FETCH ALWAYS RETURNS "TypeError [ERR_INVALID_STATE]: Invalid state: ReadableStream is already closed" 
+        *   WHEN WE RUN "response.json()"
+        */
+        const response = await axios(url, {
+            method: 'POST',
+            headers: {
+                'Accept': 'application/json',
+                'Content-Type': 'application/json',
+                'Authorization': token
+            },
+            data: JSON.stringify({
+                offerVerId,
+                offerType,
+                reId,
+                ratePlanName,
+                ratePlanCode,
+                remarks,
+                ratePlanType,
+            })
+        })
+
+
+        return NextResponse.json(response.data, { status: response.status });
+    } catch (error: any) {
+        if (axios.isAxiosError(error)) {
+            return NextResponse.json(error.response?.data || { message: 'Unknown error' }, { status: error.response?.status || 500 });
+        }
+        return NextResponse.json({ message: 'An unexpected error occurred' }, { status: 500 });
+
+    }
+}