import { NextAuthOptions } from 'next-auth'
import CredentialsProvider from 'next-auth/providers/credentials'
import bcrypt from 'bcryptjs'
import { db } from './db'

export const authOptions: NextAuthOptions = {
  providers: [
    CredentialsProvider({
      name: 'credentials',
      credentials: {
        email: { label: 'Email', type: 'email' },
        password: { label: 'Mot de passe', type: 'password' },
      },
      async authorize(credentials) {
        if (!credentials?.email || !credentials?.password) return null

        const employe = await db.employe.findUnique({
          where: { email: credentials.email },
        })

        if (!employe || !employe.actif) return null

        const isValid = await bcrypt.compare(credentials.password, employe.motDePasse)
        if (!isValid) return null

        return {
          id: employe.id,
          email: employe.email,
          name: `${employe.prenom} ${employe.nom}`,
          role: employe.role,
        }
      },
    }),
  ],
  callbacks: {
    async jwt({ token, user }) {
      if (user) {
        token.userId = user.id
        token.role = (user as any).role
      }
      return token
    },
    async session({ session, token }) {
      if (session.user) {
        Object.assign(session.user, {
          id: token.userId,
          role: token.role,
        })
      }
      return session
    },
  },
  pages: {
    signIn: '/login',
  },
  session: {
    strategy: 'jwt',
  },
  secret: process.env.NEXTAUTH_SECRET,
}