import 'package:flutter/material.dart';
import 'package:intl/intl.dart';
import 'package:provider/provider.dart';
import 'package:smoke_cess_app/providers/settings_provider.dart';
import 'package:syncfusion_flutter_charts/charts.dart';

class LineChart<T> extends StatelessWidget {
  final List<T> dataSource;
  final DateTime? Function(T, int) xValueMapper;
  final num? Function(T, int) yValueMapper;
  const LineChart(
      {super.key,
      required this.dataSource,
      required this.xValueMapper,
      required this.yValueMapper});

  @override
  Widget build(BuildContext context) {
    SettingsProvider settingsProvider = context.watch<SettingsProvider>();

    return SfCartesianChart(
      primaryXAxis: DateTimeAxis(
        minimum: settingsProvider.settings?.startedAt,
        maximum: settingsProvider.settings?.startedAt
            .add(const Duration(days: 7 * 6)),
        interval: 7,
        dateFormat: DateFormat.Md('de'),
      ),
      primaryYAxis:
          NumericAxis(isVisible: false, minimum: 0, maximum: 100, interval: 20),
      series: <ChartSeries>[
        LineSeries<T, DateTime>(
            dataSource: dataSource,
            xValueMapper: xValueMapper,
            yValueMapper: yValueMapper),
      ],
    );
  }
}