chore: add libs for auth & db

libs/fetcher.ts

@@ -0,0 +1,5 @@
+import axios from "axios";
+
+const fetcher = (url: string) => axios.get(url).then((res) => res.data);
+
+export default fetcher;

libs/prismadb.ts

@@ -0,0 +1,11 @@
+import { PrismaClient } from "@prisma/client";
+
+declare global {
+	var prisma: PrismaClient | undefined;
+}
+
+const client = globalThis.prisma || new PrismaClient();
+
+if (process.env.NODE_ENV !== "production") globalThis.prisma = client;
+
+export default client;

libs/serverAuth.ts

@@ -0,0 +1,27 @@
+import { NextApiRequest, NextApiResponse } from "next";
+
+import prisma from "@/libs/prismadb";
+import { authOptions } from "@/pages/api/auth/[...nextauth]";
+import { getServerSession } from "next-auth";
+
+const serverAuth = async (req: NextApiRequest, res: NextApiResponse) => {
+	const session = await getServerSession(req, res, authOptions);
+
+	if (!session?.user?.email) {
+		throw new Error("Unauthorized");
+	}
+
+	const currentUser = await prisma.user.findUnique({
+		where: {
+			email: session.user.email,
+		},
+	});
+
+	if (!currentUser) {
+		throw new Error("Unauthorized");
+	}
+
+	return { currentUser };
+};
+
+export default serverAuth;