// app/api/apks/route.ts
import { NextResponse } from 'next/server';
import { getApks } from '@/lib/fs-utils';
import { parseApkFilename } from '@/lib/apk-parser';

export async function GET(request: Request) {
  const { searchParams } = new URL(request.url);
  const project = searchParams.get('project');
  const version = searchParams.get('version');
  const commitId = searchParams.get('commit') || undefined;

  if (!project || !version) {
    return NextResponse.json(
      { error: 'Project and version parameters are required' },
      { status: 400 }
    );
  }

  try {
    const apks = await getApks(project, version, commitId);
    const apksWithMetadata = apks.map(apk => {
      const parsed = parseApkFilename(apk.name);
      return {
        name: apk.name,
        size: apk.size,
        environment: parsed.environment,
        commit: parsed.commit,
        modifiedAt: apk.modifiedAt.toISOString(),
        downloadUrl: `/api/download?project=${encodeURIComponent(project)}&version=${encodeURIComponent(version)}&filename=${encodeURIComponent(apk.name)}`,
      };
    });
    return NextResponse.json(apksWithMetadata);
  } catch (error) {
    return NextResponse.json(
      { error: 'Failed to fetch APK files' },
      { status: 500 }
    );
  }
}