import { NextResponse } from 'next/server';
import { getDb } from '@/lib/db';
import geoip from 'geoip-lite';

export async function POST(req: Request) {
    try {
        const body = await req.json();
        const headers = req.headers;

        // Get IP (proxies can complicate this, but X-Forwarded-For is standard)
        const forwarded = headers.get('x-forwarded-for');
        const ip = forwarded ? forwarded.split(',')[0] : '127.0.0.1'; // Fallback for dev

        // Geo lookup
        const geo = geoip.lookup(ip);

        // Hash IP for privacy (simple hash for demo, salt in prod)
        // For this personal dash, we might just store it or a simple hash
        const ipHash = ip; // Storing raw IP for personal dash context, or hash if preferred. 

        if (geo) {
            const db = await getDb();
            await db.run(
                `INSERT INTO visitors (ip_hash, city, country, lat, lon) VALUES (?, ?, ?, ?, ?)`,
                ipHash, geo.city, geo.country, geo.ll[0], geo.ll[1]
            );
        } else {
            // Fallback for localhost testing
            if (ip === '127.0.0.1' || ip === '::1') {
                const db = await getDb();
                // Mock NYC for localhost
                await db.run(
                    `INSERT INTO visitors (ip_hash, city, country, lat, lon) VALUES (?, ?, ?, ?, ?)`,
                    'localhost', 'New York', 'US', 40.7128, -74.0060
                );
            }
        }

        return NextResponse.json({ success: true });
    } catch (error) {
        console.error('Track error:', error);
        return NextResponse.json({ success: false }, { status: 500 });
    }
}