import 'package:flutter/material.dart';
import 'package:libac_dart/packets/packets.dart';
import 'package:servermanager/packets/ClientPackets.dart';
import 'package:servermanager/pages/ACL.dart';
import 'package:servermanager/pages/Constants.dart';
import 'package:servermanager/pages/DiscordConfigPage.dart';
import 'package:servermanager/pages/GameServerPage.dart';
import 'package:servermanager/pages/ModManager.dart';
import 'package:servermanager/pages/autorestart.dart';
import 'package:servermanager/pages/home.dart';
import 'package:servermanager/pages/snapshots.dart';
import 'package:servermanager/structs/settings.dart';

import 'pages/ServerSettings.dart';

Future<void> main() async {
  runApp(MyApp());
}

class MyApp extends StatelessWidget {
  MyApp({super.key});
  Settings appSettings = Settings();

  @override
  Widget build(BuildContext context) {
    return MaterialApp(
        title: 'Server Manager',
        theme: ThemeData.dark(useMaterial3: true),
        routes: {
          "/": (context) => ServerPage(),
          "/home": (context) => HomePage(settings: appSettings),
          "/acl": (context) => AccessControlListPage(),
          "/acl/edit": (context) => ACLEdit(),
          "/server": (context) => GameServerPage(settings: appSettings),
          "/server/autorestart": (context) => AutoRestartPage(),
          "/server/ports": (context) => ServerSettingsPage(),
          "/server/mods": (context) => ModManager(settings: appSettings),
          "/server/mods/edit": (context) => ModPage(),
          "/server/discord": (context) => DiscordConfigPage(),
          "/server/snapshots": (context) => SnapshotsPage(),
          "/server/snapshots/restore": (context) => SnapshotListPage()
        });
  }
}

class ServerPage extends StatelessWidget {
  TextEditingController serverIP = TextEditingController();
  TextEditingController username = TextEditingController();
  TextEditingController password = TextEditingController();

  @override
  Widget build(BuildContext context) {
    return Scaffold(
        appBar: AppBar(
          title: Text("Conan Exiles Server Manager - Login"),
          backgroundColor: Constants.TITLEBAR_COLOR,
        ),
        floatingActionButton: ElevatedButton(
          onPressed: () async {
            // Send login packet to server
            Settings settings = Settings();
            settings.client = PacketClient();
            int port = 25306;
            String ip = serverIP.text;
            List<String> ipParts = ip.split(':');
            if (ipParts.length == 2) {
              ip = ipParts[0];
              port = int.parse(ipParts[1]);
            }

            print("Attempting to connect to FQDN/IP : $ip on port $port");
            await settings.client!.startConnect(ip, port);

            C2SLoginPacket login = C2SLoginPacket();
            login.username = username.text;
            login.password = password.text;

            S2CResponse response = await settings.client!.send(login, true);
            S2CLoginReply loginResponse = S2CLoginReply();
            loginResponse.decodeTag(response.contents);
            loginResponse.handleClientPacket();

            if (loginResponse.valid) {
              ScaffoldMessenger.of(context).showSnackBar(SnackBar(
                  content:
                      Text("Login Success - Downloading remote Settings")));

              int retryCount = 0;
              while (true) {
                try {
                  if (retryCount > 0)
                    ScaffoldMessenger.of(context).showSnackBar(SnackBar(
                        content: Text(
                            "> Retrying to download settings in 10 seconds (Attempt $retryCount")));

                  await Future.delayed(Duration(seconds: 10));
                  S2CResponse settingsData = await settings.client!
                      .send(C2SRequestSettingsPacket(), true);
                  C2SRequestSettingsPacket settingsBack =
                      C2SRequestSettingsPacket();
                  settingsBack.decodeTag(settingsData.contents);
                  settingsBack.handleClientPacket();
                  break;
                } catch (E) {
                  retryCount++;
                }
              }

              Navigator.pushNamed(context, "/home");
            } else {
              print("Login not valid");
            }
          },
          child: Text("Login"),
        ),
        body: SingleChildScrollView(
          child: Column(
            children: [
              ListTile(
                title: Text("Server IP/FQDN"),
                subtitle: TextField(
                  controller: serverIP,
                  decoration: InputDecoration(hintText: "ex. 192.168.1.100"),
                ),
              ),
              ListTile(
                title: Text("Username"),
                subtitle: TextField(
                  controller: username,
                  decoration: InputDecoration(hintText: "the_user"),
                ),
              ),
              ListTile(
                title: Text("Password"),
                subtitle: TextField(
                  controller: password,
                  decoration: InputDecoration(hintText: "pass"),
                  obscureText: true,
                ),
              )
            ],
          ),
        ));
  }
}