import { NextResponse } from 'next/server';
import { withAuth } from '../../../lib/with-auth';

export const POST = withAuth(async (request, session) => {
  try {
    const contentType = request.headers.get('content-type') ?? '';
    const isMultipart = contentType.includes('multipart/form-data');
    const backendUrl = process.env.NEXT_PUBLIC_API_URL_INTERNAL || 'http://recipe-api:8080';

    const response = await fetch(`${backendUrl}/api/quick-import`, {
      method: 'POST',
      body: isMultipart
        ? await request.formData()
        : JSON.stringify(await request.json()),
      headers: isMultipart
        ? { Authorization: `Bearer ${session.accessToken}` }
        : { 'Content-Type': 'application/json', Authorization: `Bearer ${session.accessToken}` },
      cache: 'no-store',
    });

    const text = await response.text();
    try {
      const parsed = JSON.parse(text);
      // eslint-disable-next-line no-console
      console.log('[QuickImportProxy] backend response', {
        status: response.status,
        hasMarkdown: Boolean(parsed?.markdown),
        imageUrl: parsed?.imageUrl ?? null,
        imageWarning: parsed?.imageWarning ?? null,
      });
    } catch {
      // eslint-disable-next-line no-console
      console.log('[QuickImportProxy] backend non-json response', {
        status: response.status,
        contentType: response.headers.get('content-type'),
      });
    }
    return new NextResponse(text, {
      status: response.status,
      headers: { 'Content-Type': response.headers.get('content-type') ?? 'application/json' },
    });
  } catch (error) {
    console.error('[QuickImportProxy] EXCEPTION:', error);
    return NextResponse.json({ message: 'Kunde inte nå importtjänsten.' }, { status: 503 });
  }
});
