auth.ts

import NextAuth from "next-auth";
import Credentials from "next-auth/providers/credentials";
import { authConfig } from "./auth.config";
import { z } from "zod";
import bcrypt from "bcrypt";
import { getUser } from "./app/lib/data";

export const {
  handlers: { GET, POST },
  auth,
  signIn,
  signOut,
} = NextAuth({
  ...authConfig,
  providers: [
    Credentials({
      async authorize(credentials) {
        const parsedCredentials = z
          .object({
            email: z.string().email("Email is invalid"),
            password: z.string().min(6).max(20),
          })
          .safeParse(credentials);

        if (parsedCredentials.success) {
          const { email, password } = parsedCredentials.data;
          const user = await getUser(email);
          if (!user) return null;
          const passwordsMatch = await bcrypt.compare(password, user.password);
          if (passwordsMatch) return user;
        }

        console.log("Invalid credentials");
        return null;
      },
    }),
  ],
});