import NextAuth, { AuthOptions, User as NextAuthUser } from "next-auth";
import CredentialsProvider from "next-auth/providers/credentials";
import { getUserByEmail } from "@/app/lib/users/get";
import { User } from "@/app/types/UserType";
import bcrypt from "bcryptjs";
import {createSession} from "@/app/lib/users/session";

interface Credentials {
    email: string;
    password: string;
}

export const authOptions: AuthOptions = {
    providers: [
        CredentialsProvider({
            name: "Credentials",
            credentials: {},
            async authorize(credentials, req): Promise<NextAuthUser | null> {
                if (!credentials) return null;
                const { email, password } = credentials as Credentials;
                const user = await getUserByEmail(email);
                if (!user) return null;
                if (bcrypt.compareSync(password, user.password)) {
                    await createSession(String(user.id));
                    return {
                        ...user,
                        id: String(user.id)
                    };
                } else {
                    return null;
                }
            }
        })
    ],
    secret: process.env.NEXTAUTH_SECRET,
    session: {
        strategy: "jwt"
    }
};

export const handler = NextAuth(authOptions);
export { handler as GET, handler as POST };