first commit

lib/auth.ts

@@ -0,0 +1,74 @@
+import { PrismaAdapter } from "@next-auth/prisma-adapter";
+import bcrypt from "bcryptjs";
+import type { NextAuthOptions } from "next-auth";
+import CredentialsProvider from "next-auth/providers/credentials";
+import { prisma } from "./prisma";
+
+export const authOptions: NextAuthOptions = {
+  adapter: PrismaAdapter(prisma),
+  session: { strategy: "jwt" },
+  providers: [
+    CredentialsProvider({
+      name: "credentials",
+      credentials: {
+        email: { label: "Email", type: "email" },
+        password: { label: "Password", type: "password" }
+      },
+      async authorize(credentials) {
+        if (!credentials?.email || !credentials.password) {
+          return null;
+        }
+
+        const user = await prisma.user.findUnique({
+          where: { email: credentials.email }
+        });
+
+        if (!user) {
+          return null;
+        }
+
+        const valid = await bcrypt.compare(
+          credentials.password,
+          user.passwordHash
+        );
+
+        if (!valid) {
+          return null;
+        }
+
+        return {
+          id: user.id,
+          email: user.email,
+          name: user.name,
+          role: user.role
+        } as any;
+      }
+    })
+  ],
+  callbacks: {
+    async jwt({ token, user }) {
+      if (user) {
+        token.role = (user as any).role;
+      }
+      return token;
+    },
+    async session({ session, token }) {
+      if (session.user) {
+        (session.user as any).role = token.role;
+      }
+      return session;
+    }
+  },
+  pages: {
+    signIn: "/login"
+  }
+};
+
+export const isAdminEmail = (email?: string | null) => {
+  if (!email) return false;
+  const list = (process.env.ADMIN_EMAILS || "")
+    .split(",")
+    .map((entry) => entry.trim().toLowerCase())
+    .filter(Boolean);
+  return list.includes(email.toLowerCase());
+};