Merge pull request #452 from khs0727/part3-김현서-week14

[김현서] Week14

weekly-mission/next-project/db/dbConnect.ts

@@ -0,0 +1,19 @@
+import { MongoClient } from "mongodb";
+
+const url =
+  "mongodb+srv://hs0727:hsjh1004!@cluster0.aeptwaq.mongodb.net/check-email?retryWrites=true&w=majority&appName=Cluster0";
+const options: any = { useNewUrlParser: true };
+
+let cachedClient: MongoClient | null = null;
+
+export async function connectDB(): Promise<MongoClient> {
+  if (cachedClient) {
+    return cachedClient;
+  }
+
+  const client = new MongoClient(url, options);
+  await client.connect();
+
+  cachedClient = client;
+  return client;
+}

weekly-mission/next-project/global.d.ts

@@ -0,0 +1,18 @@
+declare module "*.module.css" {
+  const classes: { [key: string]: string };
+  export default classes;
+}
+
+// global.d.ts
+
+import type { MongoClient } from "mongodb";
+
+declare global {
+  namespace globalThis {
+    var _mongo: Promise<MongoClient>;
+  }
+}
+
+declare module "*.png";
+declare module "*.jpg";
+declare module "*.svg";