Files

66 lines
2.1 KiB
TypeScript

import type { Adapter } from "@auth/core/adapters";
import { DrizzleAdapter } from "@auth/drizzle-adapter";
import type { Database } from "@homarr/db";
import { and, eq } from "@homarr/db";
import { accounts, sessions, users } from "@homarr/db/schema";
import type { SupportedAuthProvider } from "@homarr/definitions";
export const createAdapter = (
db: Database,
provider: SupportedAuthProvider | "unknown",
enableDangerousCredentialsLinking = false,
): Adapter => {
const drizzleAdapter = DrizzleAdapter(db, { usersTable: users, sessionsTable: sessions, accountsTable: accounts });
return {
...drizzleAdapter,
// Keep users isolated by their primary provider. The explicit credentials-linking
// opt-in is the only exception and keeps credentials as the primary provider.
// eslint-disable-next-line no-restricted-syntax
getUserByEmail: async (email) => {
if (provider === "unknown") {
throw new Error("Unable to get user by email for unknown provider");
}
let user = await db.query.users.findFirst({
where: and(eq(users.email, email), eq(users.provider, provider)),
columns: {
id: true,
name: true,
email: true,
emailVerified: true,
image: true,
},
});
if (!user && provider === "oidc" && enableDangerousCredentialsLinking) {
// Credentials accounts do not have an email-verification flow, so their
// Auth.js emailVerified field is always null. The OIDC profile's strict
// email_verified check is the security boundary for this opt-in.
user = await db.query.users.findFirst({
where: and(eq(users.email, email), eq(users.provider, "credentials")),
columns: {
id: true,
name: true,
email: true,
emailVerified: true,
image: true,
},
});
}
if (!user) {
return null;
}
return {
...user,
// We allow null as email for credentials provider
// eslint-disable-next-line @typescript-eslint/no-non-null-assertion
email: user.email!,
};
},
};
};