prasule/lib/views/home.dart

365 lines
13 KiB
Dart
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import 'package:flutter/material.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';
import 'package:flutter_tesseract_ocr/flutter_tesseract_ocr.dart';
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import 'package:grouped_list/grouped_list.dart';
import 'package:image_picker/image_picker.dart';
import 'package:intl/date_symbol_data_local.dart';
import 'package:intl/intl.dart';
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import 'package:prasule/api/entry.dart';
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import 'package:prasule/api/wallet.dart';
import 'package:prasule/api/walletmanager.dart';
import 'package:prasule/main.dart';
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';
import 'package:prasule/views/create_entry.dart';
import 'package:prasule/views/settings/settings.dart';
import 'package:prasule/views/settings/tessdata_list.dart';
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import 'package:prasule/views/setup.dart';
class HomeView extends StatefulWidget {
const HomeView({super.key});
@override
State<HomeView> createState() => _HomeViewState();
}
class _HomeViewState extends State<HomeView> {
Wallet? selectedWallet;
DateTime? prevDate;
late String locale;
@override
void didChangeDependencies() {
super.didChangeDependencies();
locale = Localizations.localeOf(context).languageCode;
initializeDateFormatting(Localizations.localeOf(context).languageCode);
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}
@override
void initState() {
super.initState();
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loadWallet();
}
void loadWallet() async {
var wallets = await WalletManager.listWallets();
if (wallets.isEmpty && mounted) {
Navigator.of(context).pushReplacement(
MaterialPageRoute(builder: (c) => const SetupView()));
return;
}
selectedWallet = await WalletManager.loadWallet(wallets.first);
setState(() {});
}
@override
Widget build(BuildContext context) {
return Scaffold(
floatingActionButton: SpeedDial(
icon: Icons.add,
activeIcon: Icons.close,
children: [
SpeedDialChild(
child: const Icon(Icons.edit),
label: "Add new",
onTap: () async {
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var sw = await Navigator.of(context).push<Wallet>(
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MaterialPageRoute(
builder: (c) => CreateEntryView(w: selectedWallet!),
),
);
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if (sw != null) {
selectedWallet = sw;
}
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setState(() {});
}),
SpeedDialChild(
child: const Icon(Icons.camera_alt),
label: "Add through camera",
onTap: () async {
final ImagePicker picker = ImagePicker();
final XFile? media =
await picker.pickImage(source: ImageSource.camera);
logger.i(media?.name);
},
),
SpeedDialChild(
child: const Icon(Icons.image),
label: "Add through saved image",
onTap: () {
startOcr(ImageSource.gallery);
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},
),
],
),
appBar: AppBar(
title: const Text("Home"),
actions: [
PopupMenuButton(
itemBuilder: (context) => ["Settings", "About"]
.map((e) => PopupMenuItem(value: e, child: Text(e)))
.toList(),
onSelected: (value) {
if (value == "Settings") {
Navigator.of(context).push(
MaterialPageRoute(
builder: (context) => const SettingsView(),
),
);
} else if (value == "About") {
showAboutDialog(
context: context,
applicationLegalese:
"©️ 2023 Matyáš Caras\nReleased under the GNU AGPL license version 3",
applicationName: "Prašule");
}
},
)
],
),
body: Center(
child: SizedBox(
width: MediaQuery.of(context).size.width * 0.9,
height: MediaQuery.of(context).size.height,
child: (selectedWallet == null)
? const Column(
children: [
SizedBox(
width: 40,
height: 40,
child: CircularProgressIndicator(),
)
],
)
: (selectedWallet!.entries.isEmpty)
? const Column(
children: [
Text(
"No entries :(",
style: TextStyle(
fontSize: 20,
fontWeight: FontWeight.bold,
),
),
Text(
"Add one using the floating action button.",
)
],
)
: GroupedListView(
groupHeaderBuilder: (element) => Text(
DateFormat.yMMMM(locale).format(element.date),
style: TextStyle(
color: Theme.of(context).colorScheme.primary),
),
elements: selectedWallet!.entries
..sort((a, b) => a.date.compareTo(b.date)),
groupBy: (e) => DateFormat.yMMMM(locale).format(e.date),
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itemBuilder: (context, element) => Slidable(
endActionPane:
ActionPane(motion: const ScrollMotion(), children: [
SlidableAction(
onPressed: (c) {
Navigator.of(context)
.push<WalletEntry>(
MaterialPageRoute(
builder: (c) => CreateEntryView(
w: selectedWallet!,
editEntry: element,
),
),
)
.then(
(editedEntry) {
if (editedEntry == null) return;
selectedWallet!.entries.remove(element);
selectedWallet!.entries.add(editedEntry);
WalletManager.saveWallet(selectedWallet!);
setState(() {});
},
);
},
backgroundColor:
Theme.of(context).colorScheme.secondary,
foregroundColor:
Theme.of(context).colorScheme.onSecondary,
icon: Icons.edit,
),
SlidableAction(
backgroundColor:
Theme.of(context).colorScheme.error,
foregroundColor:
Theme.of(context).colorScheme.onError,
icon: Icons.delete,
onPressed: (c) {
showDialog(
context: context,
builder: (cx) => PlatformDialog(
title: "Are you sure",
content: const Text(
"Do you really want to delete this entry?"),
actions: [
PlatformButton(
text: "Yes",
onPressed: () {
selectedWallet?.entries.removeWhere(
(e) => e.id == element.id);
WalletManager.saveWallet(
selectedWallet!);
Navigator.of(cx).pop();
setState(() {});
},
),
PlatformButton(
text: "No",
onPressed: () {
Navigator.of(cx).pop();
},
),
],
),
);
},
),
]),
child: ListTile(
leading: Container(
decoration: BoxDecoration(
borderRadius: BorderRadius.circular(16),
color: Theme.of(context).colorScheme.secondary),
child: Padding(
padding: const EdgeInsets.all(8.0),
child: Icon(
element.category.icon,
color:
Theme.of(context).colorScheme.onSecondary,
),
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),
),
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title: Text(element.name),
subtitle: Text(
"${element.amount} ${selectedWallet!.currency.symbol}"),
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),
),
),
),
),
);
}
Future<void> startOcr(ImageSource imgSrc) async {
var availableLanguages = await TessdataApi.getDownloadedData();
if (availableLanguages.isEmpty) {
if (!mounted) return;
ScaffoldMessenger.of(context).showSnackBar(
SnackBar(
content:
const Text("You do not have any OCR language data downloaded"),
action: SnackBarAction(
label: "Download",
onPressed: () {
Navigator.of(context).push(
MaterialPageRoute(
builder: (c) => const TessdataListView(),
),
);
},
),
),
);
return;
}
if (!mounted) return;
var selectedLanguages = List<bool>.filled(availableLanguages.length, false);
if (selectedLanguages.length == 1) {
selectedLanguages[0] = true;
}
showDialog(
context: context,
builder: (c) => PlatformDialog(
actions: [
TextButton(
onPressed: () async {
final ImagePicker picker = ImagePicker();
final XFile? media = await picker.pickImage(source: imgSrc);
if (media == null) {
if (mounted) Navigator.of(context).pop();
return;
}
// get selected languages
var selected = availableLanguages
.where((element) =>
selectedLanguages[availableLanguages.indexOf(element)])
.join("+")
.replaceAll(".traineddata", "");
logger.i(selected);
var string = await FlutterTesseractOcr.extractText(media.path,
language: selected,
args: {
//"psm": "4",
"preserve_interword_spaces": "1",
});
logger.i(string);
if (mounted) Navigator.of(context).pop();
return;
},
child: const Text("Ok")),
TextButton(
onPressed: () {
Navigator.of(c).pop();
},
child: const Text("Cancel")),
],
title: "Select languages for OCR",
content: Column(
children: [
...List.generate(
availableLanguages.length,
(index) => Row(
children: [
Checkbox(
value: selectedLanguages[index],
onChanged: (value) {
if (value == null ||
(selectedLanguages
.where((element) => element)
.length <=
1 &&
!value)) return;
selectedLanguages[index] = value;
setState(() {}); // todo: builder
},
),
const SizedBox(
width: 10,
),
Text(availableLanguages[index].split(".").first)
],
),
)
],
),
),
);
}
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Future<void> getLostData() async {
final ImagePicker picker = ImagePicker();
final LostDataResponse response = await picker.retrieveLostData();
if (response.isEmpty) {
return;
}
final List<XFile>? files = response.files;
if (files != null) {
_handleLostFiles(files);
} else {
logger.e(response.exception);
}
}
void _handleLostFiles(List<XFile> files) {
// TODO: implement
}
}