auth.ts

import { db } from "@/lib/db/drizzle"
import { users } from "@/lib/db/schema"
import { DrizzleAdapter } from "@auth/drizzle-adapter"
import bcrypt from "bcryptjs"
import { eq } from "drizzle-orm"
import NextAuth from "next-auth"
import Credentials from "next-auth/providers/credentials"

export const { handlers, auth, signIn, signOut } = NextAuth({
  adapter: DrizzleAdapter(db),
  session: { strategy: "jwt" },
  pages: {
    signIn: "/sign-in",
  },
  providers: [
    Credentials({
      credentials: {
        email: { label: "Email", type: "email" },
        password: { label: "Password", type: "password" },
      },
      async authorize(credentials) {
        const email = credentials.email as string
        const password = credentials.password as string

        if (!email || !password) return null

        const user = await db.query.users.findFirst({
          where: eq(users.email, email),
        })

        if (!user?.password) return null

        const valid = await bcrypt.compare(password, user.password)
        if (!valid) return null

        return { id: user.id, name: user.name, email: user.email }
      },
    }),
  ],
  callbacks: {
    jwt({ token, user }) {
      if (user) {
        token.id = user.id
      }
      return token
    },
    session({ session, token }) {
      if (token.id) {
        session.user.id = token.id as string
      }
      return session
    },
  },
})