import { createServiceClient } from "@/lib/supabase";
import { isBot, anonymizeIp, parseDevice, parseBrowser, parseOs } from "@/lib/analytics";

export async function POST(request: Request) {
  try {
    const body = await request.json();
    const { phone_number, source_page, source_element, session_id } = body;

    // Validierung
    if (!phone_number || !source_page || !source_element) {
      return Response.json(
        { error: "Missing required fields: phone_number, source_page, source_element" },
        { status: 400 }
      );
    }

    // IP + User-Agent extrahieren
    const ip =
      request.headers.get("x-forwarded-for")?.split(",")[0].trim() ||
      request.headers.get("x-real-ip") ||
      "0.0.0.0";

    const ua = request.headers.get("user-agent") || "";

    // Bot-Filter (silent skip)
    if (isBot(ua)) {
      return Response.json({ ok: true });
    }

    // Parsing
    const device = parseDevice(ua);
    const browser = parseBrowser(ua);
    const os = parseOs(ua);
    const ipAnon = anonymizeIp(ip);

    // DB Insert
    const supabase = createServiceClient();
    const { error } = await supabase.from("phone_clicks").insert({
      phone_number,
      source_page,
      source_element,
      session_id: session_id || null,
      ip_anonymized: ipAnon,
      country: null,
      region: null,
      city: null,
      device_type: device,
      browser,
      os,
      user_agent: ua,
      is_bot: false,
    });

    if (error) {
      console.error("Phone click tracking error:", error);
      return Response.json({ ok: true }); // Silent fail
    }

    return Response.json({ ok: true });
  } catch (error) {
    console.error("Phone click tracking exception:", error);
    return Response.json({ ok: true }); // Silent fail
  }
}