import NextAuth from "next-auth";
import GoogleProvider from "next-auth/providers/google";
import { PrismaAdapter } from "@next-auth/prisma-adapter";
import { prisma } from "@/lib/prisma";

// 카카오 프로바이더 정의
const KakaoProvider = {
  id: "kakao",
  name: "Kakao",
  type: "oauth" as const,
  authorization: {
    url: "https://kauth.kakao.com/oauth/authorize",
    params: {
      scope: "profile_nickname profile_image account_email",
    },
  },
  token: "https://kauth.kakao.com/oauth/token",
  userinfo: "https://kapi.kakao.com/v2/user/me",
  clientId: process.env.KAKAO_CLIENT_ID,
  clientSecret: process.env.KAKAO_CLIENT_SECRET,
  profile(profile: any) {
    return {
      id: profile.id.toString(),
      name:
        profile.kakao_account?.profile?.nickname ||
        profile.properties?.nickname,
      email: profile.kakao_account?.email,
      image:
        profile.kakao_account?.profile?.profile_image_url ||
        profile.properties?.profile_image,
    };
  },
};

// 네이버 프로바이더 정의
const NaverProvider = {
  id: "naver",
  name: "Naver",
  type: "oauth" as const,
  authorization: {
    url: "https://nid.naver.com/oauth2.0/authorize",
    params: {
      scope: "name email profile_image",
    },
  },
  token: "https://nid.naver.com/oauth2.0/token",
  userinfo: "https://openapi.naver.com/v1/nid/me",
  clientId: process.env.NAVER_CLIENT_ID,
  clientSecret: process.env.NAVER_CLIENT_SECRET,
  profile(profile: any) {
    return {
      id: profile.response.id,
      name: profile.response.name,
      email: profile.response.email,
      image: profile.response.profile_image,
    };
  },
};

const handler = NextAuth({
  adapter: PrismaAdapter(prisma),
  providers: [
    GoogleProvider({
      clientId: process.env.GOOGLE_CLIENT_ID!,
      clientSecret: process.env.GOOGLE_CLIENT_SECRET!,
    }),
    KakaoProvider,
    NaverProvider,
  ],
  callbacks: {
    async session({ session, user }) {
      if (session?.user) {
        session.user.id = user.id;
      }
      return session;
    },
    async jwt({ user, token }) {
      if (user) {
        token.uid = user.id;
      }
      return token;
    },
  },
  session: {
    strategy: "database",
  },
  pages: {
    signIn: "/auth/signin",
    error: "/auth/error",
  },
});

export { handler as GET, handler as POST };