import { auth } from "@/lib/auth";
import { prisma } from "@/lib/prisma";

export async function GET() {
  const session = await auth();
  if (!session) return new Response("Unauthorized", { status: 401 });

  const oneWeekAgo = new Date(Date.now() - 7 * 24 * 60 * 60 * 1000);

  const [
    activeCampaigns,
    pendingReview,
    publishedThisWeek,
    recentCampaigns,
    trendReports,
  ] = await Promise.all([
    prisma.campaign.count({
      where: { status: { in: ["running", "review"] } },
    }),
    prisma.asset.count({
      where: {
        status: "draft",
        campaign: { status: { in: ["review", "running"] } },
      },
    }),
    prisma.asset.count({
      where: {
        status: "published",
        createdAt: { gte: oneWeekAgo },
      },
    }),
    prisma.campaign.findMany({
      take: 5,
      orderBy: { createdAt: "desc" },
      select: { id: true, name: true, status: true, createdAt: true },
    }),
    prisma.trendReport.findMany({
      orderBy: { createdAt: "desc" },
      take: 10,
    }),
  ]);

  return Response.json({
    activeCampaigns,
    pendingReview,
    publishedThisWeek,
    recentCampaigns,
    trendReports,
  });
}