import { NextRequest, NextResponse } from 'next/server';
import { db } from '@/db/client';
import { getAuthenticatedStore, unauthorizedResponse } from '@/lib/auth/storeContext';

export const dynamic = 'force-dynamic';

export async function GET(req: NextRequest) {
  try {
    const shop = await getAuthenticatedStore(req);
    if (!shop) {
      return unauthorizedResponse();
    }

    const { searchParams } = new URL(req.url);
    const page = parseInt(searchParams.get('page') || '1', 10);
    const limit = parseInt(searchParams.get('limit') || '25', 10);

    const allProducts = await db.getProductsByShopId(shop.id);

    // Compute store-level counts
    let totalCount = allProducts.length;
    const startIndex = (page - 1) * limit;
    const paginatedProducts = allProducts.slice(startIndex, startIndex + limit);

    return NextResponse.json({
      success: true,
      shopDomain: shop.shopify_domain,
      totalCount,
      page,
      limit,
      totalPages: Math.ceil(totalCount / limit),
      products: paginatedProducts,
    });
  } catch (err: any) {
    return NextResponse.json(
      { success: false, error: err?.message || 'Failed to fetch products' },
      { status: 500 }
    );
  }
}