auth.config.ts

import bcrypt from "bcryptjs";
import type { NextAuthConfig } from "next-auth"
import Credentials from "next-auth/providers/credentials"
import GitHub from "next-auth/providers/github"
import Google from "next-auth/providers/google";

import { LoginSchema } from "@/zod/validator"
import { getUserByEmail } from "@/data/user"

export default {
    providers: [
        GitHub({
            clientId: process.env.GITHUB_CLIENT_ID,
            clientSecret: process.env.GITHUB_CLIENT_SECRET,
        }),
        Google({
            clientId: process.env.GOOGLE_CLIENT_ID,
            clientSecret: process.env.GOOGLE_CLIENT_SECRET,

        }),
        Credentials({
            async authorize(credentials, req) : Promise<any> {
                const validatedFields = LoginSchema.safeParse(credentials);

                if(validatedFields.success) {
                    const { email, password } = validatedFields.data;
                    const user = await getUserByEmail(email);
                    if(!user || !user.password) return null;

                    const passwordsMatch = await bcrypt.compare(password, user.password);
                    if(passwordsMatch) {
                        return user;
                    }
                    return null;
                }
            }
        })
    ]
} satisfies NextAuthConfig