import 'package:flutter/material.dart';

import '../model/ApiAccess.dart';
import '../model/user.dart';
import '../service/AuthenticationChecker.dart';

class StatefulLoginStatus extends StatefulWidget {
  final ApiAccess apiAccess;

  const StatefulLoginStatus({Key? key, required this.apiAccess})
      : super(key: key);

  @override
  _StatefulLoginStatus createState() => _StatefulLoginStatus();
}

class _StatefulLoginStatus extends State<StatefulLoginStatus> {
  Future<User>? userRequest;

  @override
  void initState() {
    userRequest =
        AuthenticationChecker(widget.apiAccess).getAuthenticatedUserOrError();
    super.initState();
  }

  @override
  Widget build(BuildContext context) {
    return Scaffold(
        appBar: AppBar(
          title: const Text("Login status"),
        ),
        body: Center(
          child: Column(
            mainAxisAlignment: MainAxisAlignment.center,
            crossAxisAlignment: CrossAxisAlignment.center,
            children: [
              FutureBuilder<User>(
                  future: userRequest,
                  builder: (context, snapshot) {
                    if (snapshot.hasError) {
                      return Center(
                        child: Column(
                          children: [
                            Container(
                              padding: const EdgeInsets.all(15),
                              child: const Icon(
                                Icons.error,
                                color: Colors.redAccent,
                                size: 60,
                              ),
                            ),
                            Text("Hiba történt: ${snapshot.error}",
                                style: Theme.of(context).textTheme.headline6),
                          ],
                        ),
                      );
                    } else if (snapshot.hasData) {
                      var user = snapshot.data!;
                      final username = user.username;
                      final avatar = user.avatarUrl;
                      return Center(
                          child: Column(
                        children: [
                          const Icon(
                            Icons.check,
                            color: Colors.green,
                            size: 60,
                          ),
                          Text(
                            "Logged in as $username",
                            style: Theme.of(context).textTheme.headline6,
                          ),
                          Container(
                              padding: const EdgeInsets.all(15),
                              child: Image.network(
                                avatar!,
                                width: 100,
                              )),
                          ElevatedButton(
                              onPressed: () => {
                                Navigator.pushNamed(context, "/repolist",arguments:
                                SavedUser(authedUser: user, apiAccess: widget.apiAccess))
                              },
                              child: const Text("Start using Gitea"))
                        ],
                      ));
                    } else {
                      return Center(
                        child: CircularProgressIndicator(),
                      );
                    }
                  })
            ],
          ),
        ));
  }
}