auth.ts

import NextAuth from "next-auth"
import authConfig from "@/auth.config"
import { PrismaAdapter } from "@auth/prisma-adapter"
import { db } from "./lib/db"
import { getUserById } from "@/data/user"

export const {
  handlers: { GET, POST },
  auth,
  signIn,
  signOut
} = NextAuth({
    callbacks: {
      async session({ token, session }) {
        if(token.sub && session.user) {
          session.user.id = token.sub;
        }

        if(token.role && session.user) {
          session.user.role = token.role
        }

        if(session.user && token.email) {
          session.user.name = token.name
          session.user.email = token.email
          session.user.image = token.picture
        }
        return session
      },
      async jwt({ token }) {
        if(!token.sub) return token
        const existingUser = await getUserById(token.sub);

        if(!existingUser) return token;
        token.name = existingUser.name
        token.email = existingUser.email
        token.role = existingUser.role;
        token.picture = existingUser.image
        return token;
      }
    },
    adapter: PrismaAdapter(db),
    session: { strategy: "jwt" },
    ...authConfig,
})