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

export async function GET(request: NextRequest) {
  const baseUrl = request.nextUrl.origin;

  try {
    const response = await fetch(
      'https://en.wikipedia.org/api/rest_v1/page/random/summary',
      {
        headers: {
          'User-Agent': 'WikiPlus/1.0',
        },
      }
    );

    if (!response.ok) {
      throw new Error('Failed to fetch from Wikipedia API');
    }

    const data = await response.json();

    // Convert title to URL-friendly format (replace spaces with underscores)
    const urlTitle = data.title.replace(/ /g, '_');

    return NextResponse.redirect(
      new URL(`/summary/${encodeURIComponent(urlTitle)}`, baseUrl)
    );
  } catch (error) {
    console.error('Error fetching random article:', error);
    return NextResponse.redirect(
      new URL('/?error=failed', baseUrl)
    );
  }
}