ai-chatbot/auth.ts at main · abd1rahmane/ai-chatbot

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import NextAuth from 'next-auth'

import Credentials from 'next-auth/providers/credentials'

import { authConfig } from './auth.config'

import { z } from 'zod'

import { getStringFromBuffer } from './lib/utils'

import { getUser } from './app/login/actions'

export const { auth, signIn, signOut } = NextAuth({

...authConfig,

providers: [

Credentials({

async authorize(credentials) {

const parsedCredentials = z

.object({

email: z.string().email(),

password: z.string().min(6)

})

.safeParse(credentials)

if (parsedCredentials.success) {

const { email, password } = parsedCredentials.data

const user = await getUser(email)

if (!user) return null

const encoder = new TextEncoder()

const saltedPassword = encoder.encode(password + user.salt)

const hashedPasswordBuffer = await crypto.subtle.digest(

'SHA-256',

saltedPassword

)

const hashedPassword = getStringFromBuffer(hashedPasswordBuffer)

if (hashedPassword === user.password) {

return user

} else {

return null

}

return null

}

})

]

})