accounts page

src/lib/utils.ts

@@ -1,6 +1,46 @@
-import { clsx, type ClassValue } from "clsx"
-import { twMerge } from "tailwind-merge"
+import { clsx, type ClassValue } from "clsx";
+import { twMerge } from "tailwind-merge";
+import mongoose, { Mongoose } from "mongoose";
 
-export function cn(...inputs: ClassValue[]) {
-  return twMerge(clsx(inputs))
+export function cn(...inputs: ClassValue[]): string {
+  return twMerge(clsx(inputs));
 }
+
+interface Cached {
+  conn: Mongoose | null;
+  promise: Promise<Mongoose> | null;
+}
+
+declare global {
+  var mongoose: Cached;
+}
+
+export async function connectDB(): Promise<Mongoose> {
+  const DATABASE_URL = process.env.MONGO_URI as string;
+
+  let cached: Cached = global.mongoose;
+
+  if (!cached) {
+    cached = global.mongoose = { conn: null, promise: null };
+  }
+  if (cached.conn) {
+    return cached.conn;
+  }
+
+  if (!cached.promise) {
+    const opts = {
+      bufferCommands: false,
+    };
+
+    cached.promise = mongoose.connect(DATABASE_URL, opts).then((mongoose) => {
+      console.log('MongoDB connected successfully');
+      return mongoose;
+    }).catch((error) => {
+      console.error('Error connecting to MongoDB:', error.message);
+      throw new Error('Error connecting to MongoDB');
+    });
+  }
+
+  cached.conn = await cached.promise;
+  return cached.conn;
+}