import 'package:desktopapp/utils/mailer.dart';
import 'package:desktopapp/widgets/pages/settings/messages_settings.dart';
import 'package:desktopapp/widgets/pages/settings/whitelist_settings.dart';
import 'package:flutter/material.dart';
import 'package:shared_preferences/shared_preferences.dart';

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

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

class _SettingsState extends State<Settings> {
  MailerSettings? mailerSettings;
  Widget buildContent(BuildContext context, SharedPreferences prefs) {
    return Padding(
      padding: const EdgeInsets.all(16.0),
      child: GridView(
        gridDelegate: const SliverGridDelegateWithFixedCrossAxisCount(
            crossAxisCount: 2, mainAxisSpacing: 8.0, crossAxisSpacing: 8.0),
        children: [
          MessagesSettings(settings: mailerSettings!, prefs: prefs),
          WhitelistSettings(settings: mailerSettings!, prefs: prefs)
        ],
      ),
    );
  }

  @override
  Widget build(BuildContext context) {
    return Scaffold(
        appBar: AppBar(title: const Text('Settings')),
        body: FutureBuilder(
            future: SharedPreferences.getInstance(),
            builder: (BuildContext context,
                AsyncSnapshot<SharedPreferences> snapshot) {
              if (snapshot.hasData) {
                final prefs = snapshot.data!;
                mailerSettings = MailerSettings.loadSettings(prefs);
                return buildContent(context, prefs);
              } else {
                return const Center(child: CircularProgressIndicator());
              }
            }));
  }
}