import 'dart:io';

import 'package:file_selector/file_selector.dart';
import 'package:flutter/material.dart';

import '../game.dart';
import '../statemachine.dart';
import '../structs/autorestarts.dart';
import '../structs/serversettings.dart';
import '../structs/settings.dart';

class GameServerPage extends StatefulWidget {
  Settings settings;
  GameServerPage({super.key, required this.settings});

  @override
  GameServerPageState createState() => GameServerPageState(settings: settings);
}

class GameServerPageState extends State<GameServerPage> {
  Settings settings;
  GameServerPageState({required this.settings});
  var downloading = false;
  late Stream<List<int>> download_stream;
  TextEditingController ValueControl = TextEditingController();

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(
        title: Text("Conan Exiles Server Manager - Game Server"),
        backgroundColor: Color.fromARGB(255, 100, 0, 0),
      ),
      body: WillPopScope(
        onWillPop: () async {
          if (downloading) {
            ScaffoldMessenger.of(context).showSnackBar(
                SnackBar(content: Text("Wait until the download completes")));

            return false;
          } else {
            return true;
          }
        },
        child: SingleChildScrollView(
            padding: EdgeInsets.all(16),
            child: Column(
              children: [
                ListTile(
                  title: settings.serverInstalled()
                      ? Text("Update / Validate Server Install")
                      : Text("Initial Server Download"),
                  subtitle: settings.serverInstalled()
                      ? Text(
                          "Validates game files or performs an update. This is done when starting the server as well.")
                      : Text(
                          "Download the game server. This is step 1, after having downloaded steamcmd."),
                  leading: Icon(Icons.numbers),
                  onTap: () async {
                    if (downloading) {
                      ScaffoldMessenger.of(context).showSnackBar(SnackBar(
                          content: Text("Wait until the download completes")));

                      return;
                    }
                    if (!settings.isValid()) return;
                    Directory(settings.getServerPath()).createSync();

                    setState(() {
                      downloading = true;
                    });

                    // Start server download into folder
                    await settings.RunUpdate();

                    setState(() {
                      downloading = false;
                    });
                  },
                ),
                if (downloading)
                  ListTile(
                    title: Text("Downloading..."),
                    leading: Icon(Icons.downloading),
                  ),
                ListTile(
                  title: Text("Mods"),
                  leading: Icon(Icons.build),
                  subtitle: Text("Server Mod Management"),
                  onTap: () {
                    if (downloading) {
                      ScaffoldMessenger.of(context).showSnackBar(SnackBar(
                          content: Text("Wait until the download completes")));

                      return;
                    }
                    Navigator.pushNamed(context, "/server/mods");
                  },
                ),
                if (settings.inst!.downloadMods)
                  ListTile(
                    title: Text("Download Mods"),
                    subtitle: Text("Downloads the mods"),
                    leading: Icon(Icons.download_sharp),
                    onTap: () async {
                      setState(() {
                        downloading = true;
                      });
                      await doDownloadMods(settings.getModPath());

                      setState(() {
                        downloading = false;
                      });

                      ScaffoldMessenger.of(context).showSnackBar(
                          SnackBar(content: Text("Scanning mods...")));

                      var mods = await doScanMods(settings.getModPath());
                      setState(() {
                        settings.inst!.mods = mods;

                        settings.Write();
                      });
                      ScaffoldMessenger.of(context).showSnackBar(
                          SnackBar(content: Text("Mod scanning complete")));
                    },
                  ),
                if (!settings.inst!.downloadMods)
                  ListTile(
                    title: Text("Conan Exiles Install Path"),
                    subtitle:
                        Text("Set the Steam Library location of Conan Exiles"),
                    leading: Icon(Icons.folder),
                    onTap: () async {
                      // Open the folder select prompt
                      var path = await getDirectoryPath();
                      setState(() {
                        settings.inst!.conanExilesLibraryPath =
                            path ?? settings.inst!.conanExilesLibraryPath;

                        if (path == null) {
                          ScaffoldMessenger.of(context).showSnackBar(SnackBar(
                              content: Text(
                                  "You must select a valid SteamLibrary folder")));
                        }
                      });
                    },
                  ),
                ListTile(
                  title: Text("Configure AutoRestart"),
                  leading: Icon(Icons.timer),
                  onTap: () async {
                    if (downloading) {
                      ScaffoldMessenger.of(context).showSnackBar(SnackBar(
                          content: Text("Wait until the download completes")));

                      return;
                    }
                    var reply = await Navigator.pushNamed(
                        context, "/server/autorestart",
                        arguments: settings.inst!.timer);

                    setState(() {
                      settings.inst!.timer = reply as AutomaticRestartInfo;
                    });
                  },
                ),
                SwitchListTile(
                  value: settings.inst!.downloadMods,
                  onChanged: (value) {
                    setState(() {
                      settings.inst!.downloadMods = value;
                    });
                  },
                  title: Text("Automatic Download of Mods"),
                  subtitle: Text(
                      "If enabled, downloads mods using steamcmd, if disabled, you must configure the SteamLibrary folder location"),
                ),
                ListTile(
                  title: Text("Configure Server Ports"),
                  leading: Icon(Icons.numbers),
                  onTap: () async {
                    var reply = await Navigator.pushNamed(
                        context, "/server/ports",
                        arguments: settings.inst!.serverSettings);
                    setState(() {
                      settings.inst!.serverSettings = reply as ServerSettings;
                      settings.Write();
                    });
                  },
                ),
                ListTile(
                  title: Text("Status:"),
                  subtitle: Text(settings.subsys.currentState != States.Inactive
                      ? "Active"
                      : "Not Running"),
                  leading: Icon(settings.subsys.currentState != States.Inactive
                      ? Icons.play_arrow
                      : Icons.error),
                  onTap: () async {
                    // Toggle state
                    setState(() {
                      if (settings.subsys.currentState == States.Inactive) {
                        settings.subsys.changeState(States.Starting);
                      } else
                        settings.subsys.changeState(States.FullStop);
                    });
                  },
                ),
              ],
            )),
      ),
    );
  }
}