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import 'dart:io';
import 'package:flutter/material.dart';
import '../services/log_service.dart';
import '../services/preferences.dart';
import '../services/share_service.dart';
import '../services/shared_text_handler.dart';
import 'entry_browser_screen.dart';
import 'preferences_screen.dart';
const int kMaxTextLength = 5000;
class HomeScreen extends StatefulWidget {
const HomeScreen({super.key});
@override
State<HomeScreen> createState() => _HomeScreenState();
}
class _HomeScreenState extends State<HomeScreen> with WidgetsBindingObserver {
final TextEditingController _controller = TextEditingController();
final FocusNode _focusNode = FocusNode();
final PreferencesService _prefs = PreferencesService();
bool _warnShown = false;
bool _loadingShared = false;
@override
void initState() {
super.initState();
WidgetsBinding.instance.addObserver(this);
_controller.addListener(_onTextChanged);
if (Platform.isAndroid) {
WidgetsBinding.instance.addPostFrameCallback((_) => _loadSharedText());
}
}
@override
void dispose() {
WidgetsBinding.instance.removeObserver(this);
_controller.removeListener(_onTextChanged);
_controller.dispose();
_focusNode.dispose();
super.dispose();
}
@override
void didChangeAppLifecycleState(AppLifecycleState state) {
if (state == AppLifecycleState.resumed && Platform.isAndroid) {
_loadSharedText();
}
}
void _onTextChanged() {
final length = _controller.text.length;
if (_loadingShared) {
_warnShown = false;
setState(() {});
return;
}
if (length > kMaxTextLength && !_warnShown) {
_warnShown = true;
_showLengthWarning(length);
} else if (length <= kMaxTextLength) {
_warnShown = false;
}
setState(() {});
}
void _showLengthWarning(int length) {
showDialog<void>(
context: context,
builder: (ctx) => AlertDialog(
title: const Text('Text Limit'),
content: Text(
'Text is getting long ($length chars). Consider logging to avoid '
'performance issues.',
),
actions: [
TextButton(onPressed: () => Navigator.of(ctx).pop(), child: const Text('OK')),
],
),
);
}
void _resetInput() {
_controller.clear();
_warnShown = false;
setState(() {});
}
Future<void> _logText() async {
final dir = await _prefs.directory();
try {
await logEntry(dir, _controller.text);
_resetInput();
} catch (e) {
_showError(e);
}
}
void _showError(Object error) {
if (!mounted) return;
ScaffoldMessenger.of(context).showSnackBar(
SnackBar(content: Text('Error: $error'), backgroundColor: Colors.red),
);
}
void _showInfo(String title, String message) {
if (!mounted) return;
ScaffoldMessenger.of(context).showSnackBar(SnackBar(content: Text(message)));
}
Future<void> _loadSharedText() async {
final txt = await ShareService.readSharedTextFromCache();
if (txt == null || txt.isEmpty) return;
_loadingShared = true;
final dir = await _prefs.directory();
final autoLog = await _prefs.autoLogSharedText();
await handleSharedTextLoad(
text: txt,
autoLog: autoLog,
dir: dir,
prefill: (s) {
_controller.text = s;
_controller.selection = TextSelection.collapsed(offset: s.length);
},
focus: () => _focusNode.requestFocus(),
resetInput: _resetInput,
clearCache: ShareService.clearSharedTextCache,
logFn: (d, t) async {
await logEntry(d, t);
},
showInfo: _showInfo,
showError: _showError,
);
_loadingShared = false;
if (mounted) setState(() {});
}
Future<void> _openPreferences() async {
await Navigator.of(context).push(
MaterialPageRoute(builder: (_) => const PreferencesScreen()),
);
}
Future<void> _openEntryBrowser() async {
await Navigator.of(context).push(
MaterialPageRoute(builder: (_) => const EntryBrowserScreen()),
);
}
void _showAbout() {
showAboutDialog(
context: context,
applicationName: 'Quicklog',
applicationVersion: '0.1.2',
applicationIcon: Image.asset('logo-small.png', width: 48, height: 48),
applicationLegalese: 'Jot timestamped markdown notes.',
);
}
@override
Widget build(BuildContext context) {
final length = _controller.text.length;
return Scaffold(
appBar: AppBar(
title: const Text('Quicklog'),
actions: [
IconButton(
tooltip: 'Browse entries',
icon: const Icon(Icons.list),
onPressed: _openEntryBrowser,
),
IconButton(
tooltip: 'Preferences',
icon: const Icon(Icons.settings),
onPressed: _openPreferences,
),
IconButton(
tooltip: 'About',
icon: const Icon(Icons.info_outline),
onPressed: _showAbout,
),
],
),
body: Padding(
padding: const EdgeInsets.all(12),
child: Column(
crossAxisAlignment: CrossAxisAlignment.stretch,
children: [
Expanded(
child: TextField(
controller: _controller,
focusNode: _focusNode,
maxLines: null,
expands: true,
textAlignVertical: TextAlignVertical.top,
decoration: const InputDecoration(
hintText: 'Enter text here...',
border: OutlineInputBorder(),
),
),
),
const SizedBox(height: 8),
Row(
children: [
FilledButton.icon(
onPressed: _logText,
icon: const Icon(Icons.save),
label: const Text('Log text'),
),
const SizedBox(width: 8),
OutlinedButton(
onPressed: () {
_resetInput();
_focusNode.requestFocus();
},
child: const Text('Clear'),
),
const Spacer(),
Text('$length chars'),
],
),
],
),
),
);
}
}
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