import { MembersListView } from '@kit/member-management/components';
import { createMemberServices } from '@kit/member-management/services';
import { getSupabaseServerClient } from '@kit/supabase/server-client';

import { AccountNotFound } from '~/components/account-not-found';

const PAGE_SIZE = 25;

interface Props {
  params: Promise<{ account: string }>;
  searchParams: Promise<Record<string, string | string[] | undefined>>;
}

export default async function MembersPage({ params, searchParams }: Props) {
  const { account } = await params;
  const search = await searchParams;
  const client = getSupabaseServerClient();

  const { data: acct } = await client
    .from('accounts')
    .select('id')
    .eq('slug', account)
    .single();
  if (!acct) return <AccountNotFound />;

  const { query, organization } = createMemberServices(client);
  const page = Number(search.page) || 1;

  // Parse multi-status filter
  const statusParam = search.status;
  const statusFilter = statusParam
    ? Array.isArray(statusParam)
      ? statusParam
      : statusParam.split(',')
    : undefined;

  const result = await query.search({
    accountId: acct.id,
    search: search.q as string,
    status: statusFilter as any,
    duesCategoryId: search.duesCategoryId as string,
    sortBy: (search.sortBy as string) ?? 'last_name',
    sortDirection: (search.sortDirection as 'asc' | 'desc') ?? 'asc',
    page,
    pageSize: PAGE_SIZE,
  });

  // Fetch categories and departments (always available)
  const [duesCategories, departments] = await Promise.all([
    organization.listDuesCategories(acct.id),
    organization.listDepartmentsWithCounts(acct.id),
  ]);

  // Fetch tags gracefully (tables may not exist if migration hasn't run)
  let accountTags: Array<{ id: string; name: string; color: string }> = [];
  const memberTags: Record<
    string,
    Array<{ id: string; name: string; color: string }>
  > = {};

  try {
    const memberIds = result.data.map((m: any) => m.id);

    const [tagsResult, tagAssignmentsResult] = await Promise.all([
      (client.from as any)('member_tags')
        .select('id, name, color')
        .eq('account_id', acct.id)
        .order('sort_order'),
      memberIds.length > 0
        ? (client.from as any)('member_tag_assignments')
            .select('member_id, tag_id, member_tags(id, name, color)')
            .in('member_id', memberIds)
        : { data: [] },
    ]);

    accountTags = (tagsResult.data ?? []).map((t: any) => ({
      id: String(t.id),
      name: String(t.name),
      color: String(t.color),
    }));

    for (const a of tagAssignmentsResult.data ?? []) {
      const memberId = String(a.member_id);
      const tag = a.member_tags;
      if (!tag) continue;

      if (!memberTags[memberId]) memberTags[memberId] = [];
      memberTags[memberId]!.push({
        id: String(tag.id),
        name: String(tag.name),
        color: String(tag.color),
      });
    }
  } catch {
    // Tags tables may not exist yet — gracefully degrade
  }

  return (
    <MembersListView
      data={result.data}
      total={result.total}
      page={page}
      pageSize={PAGE_SIZE}
      account={account}
      accountId={acct.id}
      duesCategories={(duesCategories ?? []).map(
        (c: Record<string, unknown>) => ({
          id: String(c.id),
          name: String(c.name),
        }),
      )}
      departments={(departments ?? []).map((d) => ({
        id: String(d.id),
        name: String(d.name),
        memberCount: d.memberCount,
      }))}
      tags={accountTags}
      memberTags={memberTags}
    />
  );
}