import { NextRequest, NextResponse } from "next/server";
import { prisma } from "@/lib/prisma";

export async function POST(req: NextRequest) {
  try {
    const { query } = await req.json();

    // Nothing to search
    if (!query || typeof query !== "string" || query.trim().length === 0) {
      // Return recent earthquakes if no search string
      const earthquakes = await prisma.earthquake.findMany({
        orderBy: { date: "desc" },
        take: 30,
      });
      return NextResponse.json({ earthquakes });
    }

    // Simple search: code, location, magnitude (add more fields as desired)
    const q = query.trim();

    const earthquakes = await prisma.earthquake.findMany({
      where: {
        OR: [
          { code: { contains: q, } },
          { location: { contains: q, } },
          {
            magnitude: Number.isNaN(Number(q))
              ? undefined
              : Number(q),
          },
          // optionally add more fields
        ],
      },
      orderBy: { date: "desc" },
      take: 30,
    });

    return NextResponse.json({ earthquakes });
  } catch (e: any) {
    console.error("Earthquake search error:", e);
    return NextResponse.json(
      { error: "Failed to search earthquakes." },
      { status: 500 }
    );
  }
}