calorimeter/lib/perdate/perdate_widget.dart

import 'package:calorimeter/app_drawer.dart';
import 'package:calorimeter/utils/calendar_floating_button.dart';
import 'package:calorimeter/perdate/entry_list.dart';
import 'package:calorimeter/food_entry/food_entry_bloc.dart';
import 'package:calorimeter/storage/storage.dart';
import 'package:calorimeter/utils/sum_widget.dart';
import 'package:calorimeter/utils/theme_switcher_button.dart';
import 'package:flutter/material.dart';
import 'package:flutter_bloc/flutter_bloc.dart';
import 'package:intl/intl.dart';

class PerDateWidget extends StatefulWidget {
  final DateTime date;
  const PerDateWidget({super.key, required this.date});

  @override
  State<PerDateWidget> createState() => _PerDateWidgetState();
}

class _PerDateWidgetState extends State<PerDateWidget> {
  late FoodStorage storage;
  late Future<List<FoodEntry>> entriesFuture;
  List<FoodEntry> entries = [];
  String formattedDate = '';

  @override
  void initState() {
    formattedDate = DateFormat.yMMMMd('de').format(widget.date);
    storage = FoodStorage.getInstance();
    entriesFuture = storage.getEntriesForDate(widget.date);
    entriesFuture.then((val) {
      entries = val;
    });
    super.initState();
  }

  @override
  Widget build(BuildContext context) {
    return FutureBuilder(
        future: entriesFuture,
        builder: (context, snapshot) {
          if (snapshot.connectionState != ConnectionState.done) {
            return const Center(child: CircularProgressIndicator());
          } else {
            return BlocProvider(
              create: (context) => FoodEntryBloc(
                  initialState: FoodEntryState(foodEntries: entries),
                  storage: storage,
                  forDate: widget.date),
              child: BlocBuilder<FoodEntryBloc, FoodEntryState>(
                  builder: (context, state) {
                return Scaffold(
                    appBar: AppBar(
                      title: Text(formattedDate),
                      actions: const [ThemeSwitcherButton()],
                    ),
                    body: FoodEntryList(entries: state.foodEntries),
                    bottomNavigationBar: BottomAppBar(
                        shape: const CircularNotchedRectangle(),
                        color: Theme.of(context).colorScheme.secondary,
                        child: SumWidget(foodEntries: state.foodEntries)),
                    drawer: const AppDrawer(),
                    floatingActionButton:
                        CalendarFloatingButton(date: widget.date),
                    floatingActionButtonLocation:
                        FloatingActionButtonLocation.endDocked);
              }),
            );
          }
        });
  }
}