import 'package:flutter/material.dart';

import '../link/boundary.dart';
import '../link/net.dart';

/// Ask for the gateway's address and reconnect there, binding to the USB link when it is on it.
Future<void> editUrl(BuildContext context, Boundary b, UsbLink usb) async {
  final c = TextEditingController(text: b.url);
  final url = await showDialog<String>(
    context: context,
    builder: (ctx) => AlertDialog(
      title: const Text('Gateway address'),
      content: TextField(controller: c, autofocus: true),
      actions: [
        TextButton(
          onPressed: () => Navigator.pop(ctx),
          child: const Text('Cancel'),
        ),
        TextButton(
          onPressed: () => Navigator.pop(ctx, c.text.trim()),
          child: const Text('Connect'),
        ),
      ],
    ),
  );
  if (url == null || url.isEmpty) return;
  await usb.bindFor(Uri.parse(url));
  b.retarget(url);
}