import 'package:flutter/material.dart';
import 'package:stream_chat/stream_chat.dart';
import 'package:url_launcher/url_launcher.dart';

import '../stream_chat_flutter.dart';

Future<void> launchURL(BuildContext context, String url) async {
  if (await canLaunch(url)) {
    await launch(url);
  } else {
    Scaffold.of(context).showSnackBar(
      SnackBar(
        content: Text('Cannot launch the url'),
      ),
    );
  }
}

Future<bool> showConfirmationDialog(
  BuildContext context, {
  String title,
  Widget icon,
  String question,
  String okText,
  String cancelText,
}) {
  return showModalBottomSheet(
      backgroundColor: Colors.white,
      context: context,
      shape: RoundedRectangleBorder(
          borderRadius: BorderRadius.only(
        topLeft: Radius.circular(16.0),
        topRight: Radius.circular(16.0),
      )),
      builder: (context) {
        return Column(
          mainAxisSize: MainAxisSize.min,
          children: [
            SizedBox(
              height: 26.0,
            ),
            if (icon != null) icon,
            SizedBox(
              height: 26.0,
            ),
            Text(
              title,
              style: TextStyle(fontWeight: FontWeight.bold, fontSize: 16.0),
            ),
            SizedBox(
              height: 7.0,
            ),
            Text(question),
            SizedBox(
              height: 36.0,
            ),
            Container(
              color: Color(0xffe6e6e6),
              height: 1.0,
            ),
            Row(
              mainAxisAlignment: MainAxisAlignment.spaceBetween,
              children: [
                FlatButton(
                  child: Text(
                    cancelText,
                    style: TextStyle(
                        color: Colors.black.withOpacity(0.5),
                        fontWeight: FontWeight.w400),
                  ),
                  onPressed: () {
                    Navigator.of(context).pop();
                  },
                ),
                FlatButton(
                  child: Text(
                    okText,
                    style: TextStyle(
                        color: Colors.red, fontWeight: FontWeight.w400),
                  ),
                  onPressed: () {
                    Navigator.pop(context, true);
                  },
                ),
              ],
            ),
          ],
        );
      });
}

/// Get random png with initials
String getRandomPicUrl(User user) =>
    'https://getstream.io/random_png/?id=${user.id}&name=${user.name}';