import { NextResponse } from "next/server";

import { createBindUrl, ensureDeviceRegistration } from "@/lib/monitor-data";

export async function POST(request: Request) {
  const body = (await request.json().catch(() => null)) as
    | {
        deviceUuid?: string;
        displayName?: string;
        appVersion?: string;
      }
    | null;

  if (!body?.deviceUuid || typeof body.deviceUuid !== "string") {
    return NextResponse.json(
      { error: "deviceUuid 是必填项。" },
      { status: 400 },
    );
  }

  try {
    const device = await ensureDeviceRegistration({
      deviceUuid: body.deviceUuid,
      displayName:
        typeof body.displayName === "string" ? body.displayName : undefined,
      appVersion:
        typeof body.appVersion === "string" ? body.appVersion : undefined,
    });

    return NextResponse.json({
      deviceUuid: device.deviceUuid,
      bindUrl: createBindUrl(device.deviceUuid),
    });
  } catch (error) {
    return NextResponse.json(
      {
        error:
          error instanceof Error ? error.message : "设备注册失败，请稍后再试。",
      },
      { status: 500 },
    );
  }
}