export const runtime = "nodejs"; // optional if deployed to vercel

import { NextAuthOptions } from "next-auth";
import CredentialsProvider from "next-auth/providers/credentials";
import { DrizzleAdapter } from "@auth/drizzle-adapter";
import { db } from "./db";
import bcrypt from "bcryptjs";

export const authOptions: NextAuthOptions = {
  adapter: DrizzleAdapter(db) as any,
  session: {
    strategy: "jwt",
  },
  pages: {
    signIn: "/signin",
  },
  providers: [
    CredentialsProvider({
      name: "Credentials",
      credentials: {
        email: { label: "Email", type: "email" },
        password: { label: "Password", type: "password" }
      },
      async authorize(credentials) {
        if (!credentials?.email || !credentials?.password) {
          throw new Error("Credenciales inválidas");
        }

        const user = await db.query.user.findFirst({
          where: (u, { eq }) => eq(u.email, credentials.email),
        });

        if (!user) {
          throw new Error("Usuario no encontrado");
        }

        const isPasswordValid = await bcrypt.compare(credentials.password, user.password);

        if (!isPasswordValid) {
          throw new Error("Contraseña incorrecta");
        }

        if (user.status === "PENDIENTE") {
          throw new Error("Tu cuenta está pendiente de aprobación por la administración.");
        }

        return {
          id: user.id,
          email: user.email,
          name: user.name,
          role: user.role,
          colegioId: user.colegioId,
          status: user.status
        };
      }
    })
  ],
  callbacks: {
    async jwt({ token, user }) {
      if (user) {
        token.id = user.id;
        token.role = user.role;
        token.colegioId = user.colegioId;
        token.status = user.status;
      }
      return token;
    },
    async session({ session, token }) {
      if (token && session.user) {
        session.user.id = token.id as string;
        session.user.role = token.role as string;
        session.user.colegioId = token.colegioId as string | null;
        session.user.status = token.status as string;
      }
      return session;
    }
  }
};