import 'package:flutter/material.dart';
import 'package:provider/provider.dart';
import 'package:shared_preferences/shared_preferences.dart';

import '../../data/accountModel.dart';
import '../../data/incommingPackets/serverInfoPacket.dart';
import '../../widget/ListItem.dart';

class Settings extends StatefulWidget {
  const Settings({Key? key}) : super(key: key);

  @override
  State<Settings> createState() => _SettingsState();
}

class _SettingsState extends State<Settings> {

  @override
  void initState() {
    super.initState();
    Provider.of<ServerInfoPacket>(context, listen: false).invoke();
  }

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(
        title: const Text("Einstellungen"),
      ),
      body: ListView(
        children: [

          const ListItemNavigator(icon: Icons.info, text: "Über diese App", target: AboutDialog(
            applicationIcon: Icon(Icons.send_time_extension_outlined),
            applicationLegalese: "Released under MIT-License",
            applicationName: "Marianum Fulda",
            applicationVersion: "ALPHA 0.1",
          )),

          ListTile(
            leading: const Icon(Icons.logout),
            title: const Text("Account abmelden"),
            onTap: () {
              Navigator.push(context, MaterialPageRoute(builder: (builder) => AlertDialog(
                title: const Text("Abmelden?"),
                content: const Text("Möchtest du dich wirklich abmelden?"),
                actions: [
                  TextButton(
                    child: const Text("Abmelden"),
                    onPressed: () {
                      SharedPreferences.getInstance().then((value) => {
                        value.clear(),
                      }).then((value) => {
                        Provider.of<AccountModel>(context, listen: false).logout(),
                        Navigator.popUntil(context, (route) => !Navigator.canPop(context)),
                      });
                    }
                  ),

                  TextButton(
                    child: const Text("Abbrechen"),
                    onPressed: () {
                      Navigator.pop(context);
                    },
                  ),
                ],
              )));
            },
          ),

          Consumer<ServerInfoPacket>(
            builder: (context, serverInfo, child) {
              return ListTile(
                leading: const Icon(Icons.home_work_outlined),
                title: Text("Server: ${serverInfo.serverName}"),
                subtitle: Text(
                      "Betreiber: ${serverInfo.serverOwner}\n"
                      "Serverversion: ${serverInfo.serverVersion}\n"
                      "Rechtliche hinweise: ${serverInfo.legal}\n"
                ),
              );
            },
          )

        ],
      ),
    );
  }
}