import { prisma } from '@/lib/db';
import { NextResponse } from 'next/server';

export async function GET() {
  try {
    const today = new Date();
    today.setHours(0, 0, 0, 0);

    const [totalArticles, searchesToday, allArticles] = await Promise.all([
      prisma.article.count(),
      prisma.search.count({
        where: {
          createdAt: {
            gte: today,
          },
        },
      }),
      prisma.article.findMany({
        select: {
          content: true,
        },
      }),
    ]);

    const totalWords = allArticles.reduce((sum, article) => {
      const words = article.content.split(/\s+/).filter(word => word.length > 0).length;
      return sum + words;
    }, 0);

    return NextResponse.json({
      totalArticles,
      searchesToday,
      totalWords,
    });
  } catch (error) {
    console.error('Error fetching stats:', error);
    return NextResponse.json(
      { error: 'Failed to fetch statistics' },
      { status: 500 }
    );
  }
}