import 'package:fl_chart/fl_chart.dart';
import 'package:flutter/material.dart';
import 'dart:math';

void main() {
  runApp(const MyApp());
}

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

  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      title: 'Flutter Demo',
      theme: ThemeData(
        colorScheme: ColorScheme.fromSeed(seedColor: Colors.deepPurple),
        useMaterial3: true,
      ),
      home: const MyHomePage(title: 'Flutter Demo Home Page'),
    );
  }
}

class MyHomePage extends StatefulWidget {
  const MyHomePage({super.key, required this.title});

  final String title;

  @override
  State<MyHomePage> createState() => _MyHomePageState();
}

class _MyHomePageState extends State<MyHomePage> {
  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(
        backgroundColor: Theme.of(context).colorScheme.inversePrimary,
      ),
      body: Padding(
        padding: const EdgeInsets.all(20),
        child: Center(
          child: Text("Demo"),
        ),
      ),
    );
  }
}

class ChartData {
  ChartData({required this.name, required this.gpa, required this.year});

  String name;
  int gpa;
  int year;

  static List<ChartData> exampleData() {
    return [
      ChartData(name: "John", gpa: 2, year: 1),
      ChartData(name: "Jane", gpa: 3, year: 2),
      ChartData(name: "John Doe", gpa: 2, year: 1),
      ChartData(name: "Jane Doe", gpa: 3, year: 2),
      ChartData(name: "Doe", gpa: 4, year: 3),
    ];
  }
}