557 lines
21 KiB
Dart
557 lines
21 KiB
Dart
// ignore_for_file: inference_failure_on_function_invocation
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import 'dart:async';
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import 'dart:math';
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import 'package:flutter/foundation.dart';
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import 'package:flutter/material.dart';
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import 'package:flutter_gen/gen_l10n/app_localizations.dart';
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import 'package:flutter_slidable/flutter_slidable.dart';
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import 'package:flutter_speed_dial/flutter_speed_dial.dart';
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import 'package:flutter_tesseract_ocr/flutter_tesseract_ocr.dart';
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import 'package:grouped_list/grouped_list.dart';
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import 'package:image_picker/image_picker.dart';
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import 'package:intl/date_symbol_data_local.dart';
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import 'package:intl/intl.dart';
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import 'package:prasule/api/category.dart';
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import 'package:prasule/api/entry_data.dart';
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import 'package:prasule/api/wallet.dart';
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import 'package:prasule/api/walletentry.dart';
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import 'package:prasule/api/walletmanager.dart';
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import 'package:prasule/main.dart';
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import 'package:prasule/network/tessdata.dart';
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import 'package:prasule/pw/platformbutton.dart';
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import 'package:prasule/pw/platformdialog.dart';
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import 'package:prasule/pw/platformroute.dart';
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import 'package:prasule/util/drawer.dart';
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import 'package:prasule/util/text_color.dart';
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import 'package:prasule/views/create_entry.dart';
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import 'package:prasule/views/settings/settings.dart';
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import 'package:prasule/views/settings/tessdata_list.dart';
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import 'package:prasule/views/setup.dart';
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/// Main view, shows entries
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class HomeView extends StatefulWidget {
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/// Main view, shows entries
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const HomeView({super.key});
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@override
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State<HomeView> createState() => _HomeViewState();
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}
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class _HomeViewState extends State<HomeView> {
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Wallet? selectedWallet;
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List<Wallet> wallets = [];
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DateTime? prevDate;
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late String locale;
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@override
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void didChangeDependencies() {
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super.didChangeDependencies();
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locale = Localizations.localeOf(context).languageCode;
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initializeDateFormatting(Localizations.localeOf(context).languageCode);
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}
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@override
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void initState() {
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super.initState();
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loadWallet();
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}
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Future<void> loadWallet() async {
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wallets = await WalletManager.listWallets();
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if (wallets.isEmpty && mounted) {
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unawaited(
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Navigator.of(context)
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.pushReplacement(platformRoute((c) => const SetupView())),
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);
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return;
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}
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selectedWallet = wallets.first;
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setState(() {});
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}
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@override
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Widget build(BuildContext context) {
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return Scaffold(
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drawer: makeDrawer(context, 1),
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floatingActionButton: SpeedDial(
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icon: Icons.add,
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activeIcon: Icons.close,
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children: [
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if (kDebugMode)
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SpeedDialChild(
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child: const Icon(Icons.bug_report),
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label: AppLocalizations.of(context).createTestData,
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onTap: () {
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// debug option to quickly fill a wallet with data
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if (selectedWallet == null) return;
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selectedWallet!.entries.clear();
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final random = Random();
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for (var i = 0; i < 30; i++) {
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selectedWallet!.entries.add(
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WalletSingleEntry(
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data: EntryData(
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name: "Test Entry #${i + 1}",
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amount: random.nextInt(20000).toDouble(),
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),
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type: (random.nextInt(3) > 0)
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? EntryType.expense
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: EntryType.income,
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date: DateTime(
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2023,
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random.nextInt(12) + 1,
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random.nextInt(28) + 1,
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),
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category: selectedWallet!.categories[
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random.nextInt(selectedWallet!.categories.length)],
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id: selectedWallet!.nextId,
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),
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);
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}
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logger.i(selectedWallet!.entries.length);
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// save and reload
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WalletManager.saveWallet(selectedWallet!).then((value) {
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Navigator.of(context).pushReplacement(
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platformRoute(
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(p0) => const HomeView(),
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),
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);
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});
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},
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),
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SpeedDialChild(
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child: const Icon(Icons.edit),
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label: AppLocalizations.of(context).addNew,
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onTap: () async {
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final sw = await Navigator.of(context).push<Wallet>(
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MaterialPageRoute(
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builder: (c) => CreateEntryView(w: selectedWallet!),
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),
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);
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if (sw != null) {
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selectedWallet = sw;
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}
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setState(() {});
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},
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),
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SpeedDialChild(
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child: const Icon(Icons.camera_alt),
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label: AppLocalizations.of(context).addCamera,
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onTap: () async {
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final picker = ImagePicker();
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final media = await picker.pickImage(source: ImageSource.camera);
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logger.i(media?.name);
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},
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),
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SpeedDialChild(
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child: const Icon(Icons.image),
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label: AppLocalizations.of(context).addGallery,
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onTap: () {
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startOcr(ImageSource.gallery);
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},
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),
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],
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),
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appBar: AppBar(
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title: DropdownButton<int>(
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value:
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(selectedWallet == null) ? -1 : wallets.indexOf(selectedWallet!),
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items: [
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...wallets.map(
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(e) => DropdownMenuItem(
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value: wallets.indexOf(
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e,
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),
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child: Text(e.name),
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),
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),
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DropdownMenuItem(
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value: -1,
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child: Text(AppLocalizations.of(context).newWallet),
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),
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],
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onChanged: (v) async {
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if (v == null || v == -1) {
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await Navigator.of(context).push(
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platformRoute(
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(c) => const SetupView(
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newWallet: true,
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),
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),
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);
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wallets = await WalletManager.listWallets();
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logger.i(wallets.length);
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selectedWallet = wallets.last;
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setState(() {});
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return;
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}
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selectedWallet = wallets[v];
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setState(() {});
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},
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),
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actions: [
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PopupMenuButton(
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itemBuilder: (context) => [
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AppLocalizations.of(context).settings,
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AppLocalizations.of(context).about,
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].map((e) => PopupMenuItem(value: e, child: Text(e))).toList(),
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onSelected: (value) {
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if (value == AppLocalizations.of(context).settings) {
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Navigator.of(context)
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.push(
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platformRoute(
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(context) => const SettingsView(),
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),
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)
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.then((value) async {
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selectedWallet =
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await WalletManager.loadWallet(selectedWallet!.name);
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});
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} else if (value == AppLocalizations.of(context).about) {
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showAboutDialog(
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context: context,
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applicationLegalese: AppLocalizations.of(context).license,
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applicationName: "Prašule",
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);
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}
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},
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),
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],
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),
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body: Center(
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child: SizedBox(
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width: MediaQuery.of(context).size.width * 0.9,
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height: MediaQuery.of(context).size.height,
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child: (selectedWallet == null)
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? const Column(
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children: [
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SizedBox(
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width: 40,
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height: 40,
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child: CircularProgressIndicator(),
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),
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],
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)
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: (selectedWallet!.entries.isEmpty)
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? Column(
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children: [
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Text(
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AppLocalizations.of(context).noEntries,
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style: const TextStyle(
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fontSize: 20,
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fontWeight: FontWeight.bold,
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),
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),
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Text(
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AppLocalizations.of(context).noEntriesSub,
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),
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],
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)
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: GroupedListView(
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groupHeaderBuilder: (element) => Text(
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DateFormat.yMMMM(locale).format(element.date),
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style: TextStyle(
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color: Theme.of(context).colorScheme.primary,
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),
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),
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elements: selectedWallet!.entries,
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itemComparator: (a, b) => b.date.compareTo(a.date),
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groupBy: (e) => DateFormat.yMMMM(locale).format(e.date),
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groupComparator: (a, b) {
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// TODO: better sorting algorithm lol
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final yearA = RegExp(r'\d+').firstMatch(a);
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if (yearA == null) return 0;
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final yearB = RegExp(r'\d+').firstMatch(b);
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if (yearB == null) return 0;
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final compareYears = int.parse(yearA.group(0)!)
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.compareTo(int.parse(yearB.group(0)!));
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if (compareYears != 0) return compareYears;
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final months = List<String>.generate(
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12,
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(index) => DateFormat.MMMM(locale).format(
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DateTime(2023, index + 1),
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),
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);
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final monthA = RegExp('[^0-9 ]+').firstMatch(a);
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if (monthA == null) return 0;
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final monthB = RegExp('[^0-9 ]+').firstMatch(b);
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if (monthB == null) return 0;
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return months.indexOf(monthB.group(0)!).compareTo(
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months.indexOf(monthA.group(0)!),
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);
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},
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itemBuilder: (context, element) => Slidable(
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endActionPane: ActionPane(
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motion: const ScrollMotion(),
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children: [
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SlidableAction(
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onPressed: (c) {
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Navigator.of(context)
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.push<WalletSingleEntry>(
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MaterialPageRoute(
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builder: (c) => CreateEntryView(
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w: selectedWallet!,
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editEntry: element,
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),
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),
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)
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.then(
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(editedEntry) {
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if (editedEntry == null) return;
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selectedWallet!.entries.remove(element);
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selectedWallet!.entries.add(editedEntry);
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WalletManager.saveWallet(selectedWallet!);
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setState(() {});
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},
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);
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},
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backgroundColor:
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Theme.of(context).colorScheme.secondary,
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foregroundColor:
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Theme.of(context).colorScheme.onSecondary,
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icon: Icons.edit,
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),
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SlidableAction(
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backgroundColor:
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Theme.of(context).colorScheme.error,
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foregroundColor:
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Theme.of(context).colorScheme.onError,
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icon: Icons.delete,
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onPressed: (c) {
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showDialog(
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context: context,
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builder: (cx) => PlatformDialog(
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title:
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AppLocalizations.of(context).sureDialog,
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content: Text(
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AppLocalizations.of(context).deleteSure,
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),
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actions: [
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PlatformButton(
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text: AppLocalizations.of(context).yes,
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onPressed: () {
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selectedWallet?.entries.removeWhere(
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(e) => e.id == element.id,
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);
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WalletManager.saveWallet(
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selectedWallet!,
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);
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Navigator.of(cx).pop();
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setState(() {});
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},
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),
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PlatformButton(
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text: AppLocalizations.of(context).no,
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onPressed: () {
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Navigator.of(cx).pop();
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},
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),
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],
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),
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);
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},
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),
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],
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),
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child: ListTile(
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leading: Container(
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decoration: BoxDecoration(
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borderRadius: BorderRadius.circular(16),
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color: element.category.color,
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),
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child: Padding(
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padding: const EdgeInsets.all(8),
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child: Icon(
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element.category.icon,
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color:
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element.category.color.calculateTextColor(),
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),
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),
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),
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title: Text(element.data.name),
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subtitle: Text(
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"${element.data.amount} ${selectedWallet!.currency.symbol}",
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),
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),
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),
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),
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),
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),
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);
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}
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Future<void> startOcr(ImageSource imgSrc) async {
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final availableLanguages = await TessdataApi.getDownloadedData();
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if (availableLanguages.isEmpty) {
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if (!mounted) return;
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ScaffoldMessenger.of(context).showSnackBar(
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SnackBar(
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content: Text(AppLocalizations.of(context).missingOcr),
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action: SnackBarAction(
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label: AppLocalizations.of(context).download,
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onPressed: () {
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Navigator.of(context).push(
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platformRoute(
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(c) => const TessdataListView(),
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),
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);
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},
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),
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),
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);
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return;
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}
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if (!mounted) return;
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final selectedLanguages =
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List<bool>.filled(availableLanguages.length, false);
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selectedLanguages[0] = true;
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await showDialog(
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context: context,
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builder: (c) => StatefulBuilder(
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builder: (ctx, setState) => PlatformDialog(
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actions: [
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TextButton(
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onPressed: () async {
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final picker = ImagePicker();
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final media = await picker.pickImage(source: imgSrc);
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if (media == null) {
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if (mounted) Navigator.of(context).pop();
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return;
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}
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// get selected languages
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final selected = availableLanguages
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.where(
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(element) => selectedLanguages[
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availableLanguages.indexOf(element)],
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)
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.join("+")
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.replaceAll(".traineddata", "");
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logger.i(selected);
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if (!mounted) return;
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unawaited(
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showDialog(
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context: context,
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builder: (c) => PlatformDialog(
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title: AppLocalizations.of(context).ocrLoading,
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),
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barrierDismissible: false,
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),
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);
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final string = await FlutterTesseractOcr.extractText(
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media.path,
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language: selected,
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args: {
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"psm": "4",
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"preserve_interword_spaces": "1",
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},
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);
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if (!mounted) return;
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Navigator.of(context).pop();
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logger.i(string);
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if (!mounted) return;
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final lines = string.split("\n")
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..removeWhere((element) {
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element.trim();
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return element.isEmpty;
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});
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var price = 0.0;
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final description = StringBuffer();
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for (final line in lines) {
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// find numbered prices on each line
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final regex = RegExp(r'\d+(?:(?:\.|,) {0,}\d{0,})+');
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for (final match in regex.allMatches(line)) {
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price += double.tryParse(match.group(0).toString()) ?? 0;
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}
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description.write("${line.replaceAll(regex, "")}\n");
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}
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Navigator.of(ctx).pop();
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// show edit
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final newEntry =
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await Navigator.of(context).push<WalletSingleEntry>(
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platformRoute<WalletSingleEntry>(
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(c) => CreateEntryView(
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w: selectedWallet!,
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editEntry: WalletSingleEntry(
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data: EntryData(
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name: "",
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amount: price,
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description: description.toString(),
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),
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type: EntryType.expense,
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date: DateTime.now(),
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category: selectedWallet!.categories.first,
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id: selectedWallet!.nextId,
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),
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),
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),
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);
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if (newEntry == null) return;
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selectedWallet!.entries.add(newEntry);
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await WalletManager.saveWallet(selectedWallet!);
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setState(() {});
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},
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child: const Text("Ok"),
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),
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TextButton(
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onPressed: () {
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Navigator.of(c).pop();
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},
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child: const Text("Cancel"),
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),
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],
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title: AppLocalizations.of(context).ocrSelect,
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content: Column(
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children: [
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...List.generate(
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availableLanguages.length,
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(index) => Row(
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children: [
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Checkbox(
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value: selectedLanguages[index],
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onChanged: (value) {
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if (value == null ||
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(selectedLanguages
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.where((element) => element)
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.length <=
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1 &&
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!value)) return;
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selectedLanguages[index] = value;
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setState(() {});
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},
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),
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const SizedBox(
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width: 10,
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),
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Text(availableLanguages[index].split(".").first),
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],
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),
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),
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],
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),
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),
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),
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);
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}
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Future<void> getLostData() async {
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final picker = ImagePicker();
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final response = await picker.retrieveLostData();
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if (response.isEmpty) {
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return;
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}
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final files = response.files;
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if (files != null) {
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logger.i("Found lost files");
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_handleLostFiles(files);
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} else {
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logger.e(response.exception);
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}
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}
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void _handleLostFiles(List<XFile> files) {
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// TODO: implement
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}
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}
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