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

export async function POST(request: NextRequest) {
  try {
    const { apiKey } = await request.json();
    if (typeof apiKey !== 'string' || apiKey.trim().length === 0) {
      return NextResponse.json(
        { ok: false, error: 'API key is required.' },
        { status: 400 }
      );
    }

    const response = await fetch('https://api.anthropic.com/v1/messages', {
      method: 'POST',
      headers: {
        'x-api-key': apiKey.trim(),
        'content-type': 'application/json',
        'anthropic-version': '2023-06-01',
      },
      body: JSON.stringify({
        model: 'claude-3-haiku-20240307',
        max_tokens: 1,
        messages: [{ role: 'user', content: 'test' }],
      }),
    });

    if (!response.ok) {
      const errorBody = await response.text();
      return NextResponse.json(
        {
          ok: false,
          status: response.status,
          error: errorBody || 'Anthropic returned an error.',
        },
        { status: 200 }
      );
    }

    return NextResponse.json({ ok: true });
  } catch (error) {
    const message = error instanceof Error ? error.message : 'Unknown error';
    return NextResponse.json(
      { ok: false, error: message },
      { status: 500 }
    );
  }
}