import { NextRequest, NextResponse } from 'next/server';

/**
 * API Route proxy para Dolibarr
 * Protege la API key manteniéndola en el servidor
 */
export async function GET(
  request: NextRequest,
  { params }: { params: Promise<{ path: string[] }> }
) {
  try {
    // Await params en Next.js 16
    const resolvedParams = await params;
    
    // Construir el endpoint desde los parámetros de ruta
    const endpoint = resolvedParams.path.join('/');
    
    // Obtener API key y URL del servidor (sin NEXT_PUBLIC_)
    const apiUrl = process.env.DOLIBARR_API_URL || process.env.NEXT_PUBLIC_API_URL;
    const apiKey = process.env.DOLIBARR_API_KEY || process.env.NEXT_PUBLIC_DOLIBARR_API_KEY;

    if (!apiUrl || !apiKey) {
      console.error('Missing Dolibarr configuration');
      return NextResponse.json(
        { error: 'Server configuration error' },
        { status: 500 }
      );
    }

    // Construir URL completa
    const url = `${apiUrl}/${endpoint}?DOLAPIKEY=${apiKey}`;

    // Realizar la petición a Dolibarr
    const response = await fetch(url, {
      method: 'GET',
      headers: {
        'Accept': 'application/json',
      },
      // Cache durante 60 segundos
      next: { revalidate: 60 }
    });

    if (!response.ok) {
      const errorText = await response.text();
      console.error('Dolibarr API error:', response.status, errorText);
      
      return NextResponse.json(
        { error: 'Error al comunicarse con Dolibarr', details: errorText },
        { status: response.status }
      );
    }

    const data = await response.json();
    
    return NextResponse.json(data);
  } catch (error) {
    console.error('Error in Dolibarr API route:', error);
    return NextResponse.json(
      { error: 'Internal server error' },
      { status: 500 }
    );
  }
}

/**
 * Método POST para crear recursos en Dolibarr
 */
export async function POST(
  request: NextRequest,
  { params }: { params: Promise<{ path: string[] }> }
) {
  try {
    // Await params en Next.js 16
    const resolvedParams = await params;
    
    const endpoint = resolvedParams.path.join('/');
    const body = await request.json();
    
    const apiUrl = process.env.DOLIBARR_API_URL || process.env.NEXT_PUBLIC_API_URL;
    const apiKey = process.env.DOLIBARR_API_KEY || process.env.NEXT_PUBLIC_DOLIBARR_API_KEY;

    if (!apiUrl || !apiKey) {
      return NextResponse.json(
        { error: 'Server configuration error' },
        { status: 500 }
      );
    }

    const url = `${apiUrl}/${endpoint}?DOLAPIKEY=${apiKey}`;

    const response = await fetch(url, {
      method: 'POST',
      headers: {
        'Content-Type': 'application/json',
        'Accept': 'application/json',
      },
      body: JSON.stringify(body),
    });

    if (!response.ok) {
      const errorText = await response.text();
      console.error('Dolibarr API error:', response.status, errorText);
      
      return NextResponse.json(
        { error: 'Error al comunicarse con Dolibarr', details: errorText },
        { status: response.status }
      );
    }

    const data = await response.json();
    
    return NextResponse.json(data);
  } catch (error) {
    console.error('Error in Dolibarr API route:', error);
    return NextResponse.json(
      { error: 'Internal server error' },
      { status: 500 }
    );
  }
}