// app/api/diffs/[...path]/route.ts
import { NextRequest, NextResponse } from 'next/server';

const GIT_INTEGRATION_URL = process.env.GIT_INTEGRATION_URL || 'http://localhost:8012';

export async function GET(
  request: NextRequest,
  { params }: { params: { path: string[] } }
) {
  try {
    const path = params.path.join('/');
    const url = new URL(request.url);
    const searchParams = url.searchParams.toString();
    const fullUrl = `${GIT_INTEGRATION_URL}/api/diffs/${path}${searchParams ? `?${searchParams}` : ''}`;

    const response = await fetch(fullUrl, {
      method: 'GET',
      headers: {
        'Content-Type': 'application/json',
      },
    });

    if (!response.ok) {
      throw new Error(`Git integration service responded with status: ${response.status}`);
    }

    const data = await response.json();
    return NextResponse.json(data);
  } catch (error) {
    console.error('Error proxying diff request:', error);
    return NextResponse.json(
      {
        success: false,
        message: 'Failed to fetch diff data',
        error: error instanceof Error ? error.message : 'Unknown error'
      },
      { status: 500 }
    );
  }
}

export async function POST(
  request: NextRequest,
  { params }: { params: { path: string[] } }
) {
  try {
    const path = params.path.join('/');
    const body = await request.json();
    const url = new URL(request.url);
    const searchParams = url.searchParams.toString();
    const fullUrl = `${GIT_INTEGRATION_URL}/api/diffs/${path}${searchParams ? `?${searchParams}` : ''}`;

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

    if (!response.ok) {
      throw new Error(`Git integration service responded with status: ${response.status}`);
    }

    const data = await response.json();
    return NextResponse.json(data);
  } catch (error) {
    console.error('Error proxying diff request:', error);
    return NextResponse.json(
      {
        success: false,
        message: 'Failed to process diff request',
        error: error instanceof Error ? error.message : 'Unknown error'
      },
      { status: 500 }
    );
  }
}