import 'package:provider/provider.dart';
import 'package:recon/auxiliary.dart';
import 'package:recon/clients/messaging_client.dart';
import 'package:recon/models/users/user.dart';
import 'package:recon/widgets/generic_avatar.dart';
import 'package:flutter/material.dart';
import 'package:intl/intl.dart';

class UserListTile extends StatefulWidget {
  const UserListTile({
    required this.user,
    required this.isFriend,
    required this.onChanged,
    super.key,
  });

  final User user;
  final bool isFriend;
  final Function()? onChanged;

  @override
  State<UserListTile> createState() => _UserListTileState();
}

class _UserListTileState extends State<UserListTile> {
  final DateFormat _regDateFormat = DateFormat.yMMMMd('en_US');
  late bool _localAdded = widget.isFriend;
  bool _loading = false;

  @override
  Widget build(BuildContext context) {
    final colorScheme = Theme.of(context).colorScheme;
    final style = _localAdded
        ? IconButton.styleFrom(
            foregroundColor: colorScheme.onBackground,
            side: BorderSide(color: colorScheme.error, width: 2),
          )
        : IconButton.styleFrom(
            foregroundColor: colorScheme.onBackground,
            side: BorderSide(color: colorScheme.primary, width: 2),
          );
    return ListTile(
      leading: GenericAvatar(
        imageUri: Aux.resdbToHttp(widget.user.userProfile?.iconUrl),
      ),
      title: Text(widget.user.username),
      subtitle: Text(_regDateFormat.format(widget.user.registrationDate)),
      trailing: IconButton(
        splashRadius: 24,
        iconSize: 20,
        icon: _localAdded ? const Icon(Icons.person_remove) : const Icon(Icons.person_add),
        style: style,
        onPressed: _loading
            ? null
            : () async {
                final mClient = Provider.of<MessagingClient>(context, listen: false);
                setState(() {
                  _loading = true;
                });
                try {
                  if (_localAdded) {
                    mClient.removeUserAsFriend(widget.user);
                  } else {
                    mClient.addUserAsFriend(widget.user);
                  }
                  setState(() {
                    _loading = false;
                    _localAdded = !_localAdded;
                  });
                  widget.onChanged?.call();
                } catch (e, s) {
                  FlutterError.reportError(FlutterErrorDetails(exception: e, stack: s));
                  if (context.mounted) {
                    ScaffoldMessenger.of(context).showSnackBar(
                      SnackBar(
                        duration: const Duration(seconds: 5),
                        content: Text(
                          "Something went wrong: $e",
                          softWrap: true,
                          maxLines: null,
                        ),
                      ),
                    );
                  }
                  setState(() {
                    _loading = false;
                  });
                  return;
                }
              },
      ),
    );
  }
}