auth.ts

import NextAuth, { type DefaultSession } from "next-auth";
import { PrismaAdapter } from "@auth/prisma-adapter";
import { db } from "@/lib/db";
import authConfig from "./auth.config";
import { getUserById } from "./lib/data";
import { UserRole } from "@prisma/client";

const createSlug = (name: any) => {
  return name.toLowerCase().replace(/\s+/g, '-');
};

export const {
  handlers: { GET, POST },
  auth,
  signIn,
  signOut,
} = NextAuth({
  pages: {
    signIn: "/auth/login",
    error: "/auth/error",
  },
    events: {
    async linkAccount({ user }) {

      
      const slug = createSlug(user.name);

      await db.user.update({
        where: { id: user.id },
        data: {
          emailVerified: new Date(),
          slug: slug,
        },
      });
    },
  },

  callbacks: {
    async signIn({ user, account }) {
      // Allow OAuth without email verification
      if (account?.provider !== "credentials") return true;

      const existingUser = await getUserById(user.id);

      // Prevent sign in without email verification
      if (!existingUser?.emailVerified) return false;

      

      return true;
    },
    
    async session({token,session }) {
      
      if (token.sub && session.user) {
        session.user.id = token.sub;
      }
      if(token.role && session.user){
		session.user.role = token.role as UserRole;
    session.user.slug = token.slug;
	  }
      return session
    },
    async jwt({ token }) {
      
      
      if(!token.sub) return token;
      const existingUser = await getUserById(token.sub);
      if(!existingUser) return token;
      token.role = existingUser.role;
      token.slug = existingUser.slug;

      return token
    }
  },
  adapter: PrismaAdapter(db),
  session: { strategy: "jwt" },
  ...authConfig,
});