Paul Bailey
2c3b66b085
- Install next-auth@beta, bcryptjs, zod, and @auth/prisma-adapter - Create auth.ts with credentials provider and JWT session strategy - Create auth.config.ts for edge-compatible middleware configuration - Add NextAuth type extensions for session and JWT - Create API route handler for authentication - Configure environment variables for NextAuth - Add AUTH_SETUP.md documentation Task: 1. Set up authentication infrastructure Requirements: 1.1, 2.1
83 lines
2.0 KiB
TypeScript
83 lines
2.0 KiB
TypeScript
import NextAuth from "next-auth"
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import Credentials from "next-auth/providers/credentials"
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import { PrismaAdapter } from "@auth/prisma-adapter"
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import { prisma } from "@/lib/db"
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import bcrypt from "bcryptjs"
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import { z } from "zod"
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// Validation schemas
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const loginSchema = z.object({
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email: z.string().email(),
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password: z.string().min(1),
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})
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export const { handlers, signIn, signOut, auth } = NextAuth({
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adapter: PrismaAdapter(prisma),
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session: {
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strategy: "jwt",
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},
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providers: [
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Credentials({
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name: "credentials",
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credentials: {
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email: { label: "Email", type: "email" },
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password: { label: "Password", type: "password" },
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},
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async authorize(credentials) {
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try {
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// Validate credentials format
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const { email, password } = loginSchema.parse(credentials)
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// Query user from database
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const user = await prisma.user.findUnique({
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where: { email },
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})
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// Check if user exists
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if (!user || !user.passwordHash) {
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return null
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}
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// Verify password with bcrypt
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const isPasswordValid = await bcrypt.compare(password, user.passwordHash)
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if (!isPasswordValid) {
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return null
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}
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// Return user object (without password hash)
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return {
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id: user.id,
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email: user.email,
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name: user.name,
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}
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} catch (error) {
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console.error("Authorization error:", error)
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return null
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}
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},
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}),
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],
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callbacks: {
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async jwt({ token, user }) {
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// Add user ID to token on sign in
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if (user) {
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token.id = user.id
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}
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return token
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},
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async session({ session, token }) {
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// Add user ID to session from token
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if (session.user) {
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session.user.id = token.id as string
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}
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return session
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},
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},
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pages: {
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signIn: "/auth/login",
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signOut: "/auth/logout",
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error: "/auth/error",
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},
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})
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