import { NextRequest, NextResponse } from 'next/server';
import { createClient } from '@/lib/supabase/server';
import { resolveActiveTenant } from '@/lib/tenant-context';
import { isAgencyRole, userRole } from '@/lib/agency';
import { fetchAdDailyPaged } from '@/lib/fetch-ad-daily';

export const dynamic = 'force-dynamic';

export async function GET(req: NextRequest) {
  const supabase = await createClient();
  const {
    data: { user },
  } = await supabase.auth.getUser();
  if (!user) {
    return NextResponse.json({ error: 'Unauthorized' }, { status: 401 });
  }

  const ctx = await resolveActiveTenant(user);
  if (!ctx.tenantId || ctx.portfolioWide) {
    return NextResponse.json({
      rows: [],
      warning: 'Selecciona un cliente en Contexto',
    });
  }

  const since = req.nextUrl.searchParams.get('since') || '';
  const until = req.nextUrl.searchParams.get('until') || '';
  if (!/^\d{4}-\d{2}-\d{2}$/.test(since) || !/^\d{4}-\d{2}-\d{2}$/.test(until)) {
    return NextResponse.json({ error: 'since y until (YYYY-MM-DD)' }, { status: 400 });
  }

  const agency = isAgencyRole(userRole(user));
  const rows = await fetchAdDailyPaged({
    tenantId: ctx.tenantId,
    useServiceRole: agency && ctx.viaView,
    since,
    until,
  });

  return NextResponse.json({
    rows,
    since,
    until,
    tenant_label: ctx.label,
  });
}