import { NextRequest, NextResponse } from 'next/server';
import { assertCronAuth } from '@/lib/cron-auth';
import { syncAllGhlTenants } from '@/lib/gohighlevel-sync';

export const dynamic = 'force-dynamic';
export const maxDuration = 300;

/**
 * Daily GoHighLevel reconciliation (upsert, no wipe).
 * Dokploy ~05:20 UTC:
 *   curl -sS -H "Authorization: Bearer $CRON_SECRET" \
 *     "https://app.4ventures.es/api/cron/ghl-sync"
 */
export async function GET(req: NextRequest) {
  const denied = assertCronAuth(req);
  if (denied) return denied;

  const lookbackDays = Math.min(
    120,
    Math.max(14, Number(req.nextUrl.searchParams.get('lookback')) || 60)
  );
  const tenantId = req.nextUrl.searchParams.get('tenant_id') || undefined;

  try {
    const { results } = await syncAllGhlTenants({ tenantId, lookbackDays });
    const withErrors = results.filter((r) => r.error);
    return NextResponse.json(
      {
        ok: withErrors.length === 0,
        at: new Date().toISOString(),
        lookbackDays,
        synced: results.filter((r) => !r.error).length,
        withErrors: withErrors.length,
        results,
      },
      { status: withErrors.length ? 207 : 200 }
    );
  } catch (e) {
    return NextResponse.json(
      {
        ok: false,
        error: e instanceof Error ? e.message : 'ghl-sync failed',
      },
      { status: 500 }
    );
  }
}

export async function POST(req: NextRequest) {
  return GET(req);
}