AdventureLog/src/lib/server/auth.ts

import { DrizzlePostgreSQLAdapter } from "@lucia-auth/adapter-drizzle";
import { Lucia } from "lucia";
import { dev } from "$app/environment";
import { userTable, sessionTable } from "$lib/db/schema";
import { db } from "$lib/db/db.server";
import { Argon2id } from "oslo/password";

const adapter = new DrizzlePostgreSQLAdapter(db, sessionTable, userTable);

export const lucia = new Lucia(adapter, {
  sessionCookie: {
    attributes: {
      secure: !dev,
    },
  },
  getUserAttributes: (attributes) => {
    return {
      // attributes has the type of DatabaseUserAttributes
      username: attributes.username,
    };
  },
});

declare module "lucia" {
  interface Register {
    Lucia: typeof lucia;
    DatabaseUserAttributes: DatabaseUserAttributes;
  }
}

interface DatabaseUserAttributes {
  username: string;
}
export interface DatabaseUser {
  id: string;
  username: string;
  hashed_password: string;
}