import { dbGlobal } from "drizzle-pkg/lib/db";
import { users } from "drizzle-pkg/lib/schema/auth";
import { posts, timelineEvents } from "drizzle-pkg/lib/schema/content";
import { rssFeeds } from "drizzle-pkg/lib/schema/rss";
import { desc, sql } from "drizzle-orm";
import { requireAdmin } from "#server/utils/admin-guard";

export default defineWrappedResponseHandler(async (event) => {
  await requireAdmin(event);

  const q = getQuery(event);
  const limit = Math.min(Number(q.limit ?? 50) || 50, 100);
  const offset = Math.max(Number(q.offset ?? 0) || 0, 0);

  const rows = await dbGlobal
    .select({
      id: users.id,
      username: users.username,
      email: users.email,
      role: users.role,
      status: users.status,
      publicSlug: users.publicSlug,
      createdAt: users.createdAt,
      postCount: sql<number>`(select count(*) from ${posts} where ${posts.userId} = ${users.id})`.mapWith(
        Number,
      ),
      timelineEventCount: sql<number>`(select count(*) from ${timelineEvents} where ${timelineEvents.userId} = ${users.id})`.mapWith(
        Number,
      ),
      rssFeedCount: sql<number>`(select count(*) from ${rssFeeds} where ${rssFeeds.userId} = ${users.id})`.mapWith(
        Number,
      ),
    })
    .from(users)
    .orderBy(desc(users.id))
    .limit(limit)
    .offset(offset);

  return R.success({ users: rows });
});