import 'package:flutter/material.dart';
import 'package:mensaappbackend/providers/pageProvider.dart';
import 'package:mensaappbackend/providers/timeProvider.dart';
import 'package:mensaappbackend/providers/viewProvider.dart';
import 'package:provider/provider.dart';
import 'package:supabase_flutter/supabase_flutter.dart';

void main() async {
  WidgetsFlutterBinding.ensureInitialized();

  String currentURL = Uri.base.toString();
  List<String> url_parts = currentURL.split(":");
  currentURL = "${url_parts[0]}:${url_parts[1]}:8000";

  await Supabase.initialize(
      url: "https://ieyivhvzkecsblqaylsd.supabase.co/",
      anonKey: "eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJpc3MiOiJzdXBhYmFzZSIsInJlZiI6ImlleWl2aHZ6a2Vjc2JscWF5bHNkIiwicm9sZSI6ImFub24iLCJpYXQiOjE3NDEwMTUzMTYsImV4cCI6MjA1NjU5MTMxNn0.hf18LiI2zZRTypUCkm-Ksbj3y1krGyVIw5OzUbgCG0Y"
  );
  
  runApp(const MyApp());
}

class MyApp extends StatelessWidget {
  const MyApp({super.key});

  // This widget is the root of your application.
  @override
  Widget build(BuildContext context) {
    return MultiProvider(
      providers: [
        ChangeNotifierProvider(
          create: (context) => PageProvider(),
        ),
        ChangeNotifierProvider(
          create: (context) => ViewProvider(),
        ),
        ChangeNotifierProvider(
          create: (context) => TimeProvider(),
        )
      ],
      child: MaterialApp(
          title: 'Mensa Dashboard',
          debugShowCheckedModeBanner: false,
          theme: ThemeData(
            colorScheme: const ColorScheme(
                primary: Color.fromRGBO(236, 92, 61, 1),
                onPrimary: Color.fromRGBO(240, 240, 240, 1),
                secondary: Color.fromRGBO(203, 203, 203, 1),
                onSecondary: Color.fromRGBO(60, 60, 60, 1),
                error: Colors.red,
                onError: Colors.white,
                surface: Colors.white,
                onSurface: Color.fromRGBO(60, 60, 60, 1),
                brightness: Brightness.light,
                tertiary: Color.fromRGBO(251, 216, 17, 1),
                onTertiary: Color.fromRGBO(60, 60, 60, 1)),
            appBarTheme: const AppBarTheme(
              iconTheme: IconThemeData(color: Color.fromRGBO(240, 240, 240, 1))
            ),
            useMaterial3: true,
          ),
          home: const MyHome()),
    );
  }
}

class MyHome extends StatefulWidget {
  const MyHome({super.key});

  @override
  State<MyHome> createState() => _MyHomeState();
}

class _MyHomeState extends State<MyHome> {

  bool initial = false;

  @override
  void initState() {
    initial = true;
    super.initState();
  }

  @override
  Widget build(BuildContext context) {
    var supabase = Supabase.instance.client;

    if (initial) {
      initial = false;
      if (supabase.auth.currentSession == null) {
        Provider.of<PageProvider>(context, listen: false).selectedPage = 0;
        print("not logged in");
      } else if (supabase.auth.currentSession!.isExpired) {
        Provider.of<PageProvider>(context, listen: false).selectedPage = 0;
        print("expired");
      } else {
        Provider.of<PageProvider>(context, listen: false).selectedPage = 1;
        print("logged in");
      }
    }

    return Consumer<PageProvider>(
      builder: (context, pageProvider, child) {
        return pageProvider.pages[pageProvider.selectedPage];
      },
    );
  }
}