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Code Issues Packages Projects Releases 2 Wiki Activity

Added Cyr2Lat compression by replacing 2-byte cyrillic chars by 1-byte latin

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This commit is contained in:
HDDen
2026-04-22 03:59:43 +03:00
parent 6b6a881c7a
commit 609d0c8dbc
47 changed files with 1350 additions and 12 deletions
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lib/screens/app_settings_screen.dart
+113
View File
@@ -1,3 +1,4 @@
import 'dart:convert';
import 'package:flutter/foundation.dart' show kIsWeb;
import 'package:flutter/material.dart';
import 'package:provider/provider.dart';
@@ -60,6 +61,8 @@ class AppSettingsScreen extends StatelessWidget {
const SizedBox(height: 16),
_buildMapSettingsCard(context, settingsService),
const SizedBox(height: 16),
_buildCyr2LatCard(context, settingsService),
const SizedBox(height: 16),
_buildDebugCard(context, settingsService),
],
);
@@ -1255,6 +1258,116 @@ class AppSettingsScreen extends StatelessWidget {
return '${sizeMb.toStringAsFixed(1)} MB • $source';
}
Widget _buildCyr2LatCard(
BuildContext context,
AppSettingsService settingsService,
) {
return Card(
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Padding(
padding: const EdgeInsets.fromLTRB(16, 16, 16, 8),
child: Text(
context.l10n.channels_cyr2latSettingsHeading,
style: const TextStyle(fontSize: 18, fontWeight: FontWeight.bold),
),
),
ListTile(
leading: const Icon(Icons.translate),
title: Text(context.l10n.channels_cyr2latSettingsSubheading),
subtitle: Text(context.l10n.channels_cyr2latSettingsDscr),
trailing: const Icon(Icons.chevron_right),
onTap: () => _showCyr2LatDialog(context, settingsService),
),
],
),
);
}
void _showCyr2LatDialog(
BuildContext context,
AppSettingsService settingsService,
) {
final controller = TextEditingController(
text: const JsonEncoder.withIndent(
' ',
).convert(settingsService.settings.cyr2latCharMap),
);
showDialog(
context: context,
builder: (context) => AlertDialog(
title: Text(context.l10n.channels_cyr2latSettingsDscr),
content: SingleChildScrollView(
child: TextField(
controller: controller,
maxLines: 20,
decoration: InputDecoration(
border: const OutlineInputBorder(),
hintText: context.l10n.channels_cyr2latSettingsDialogHint,
),
),
),
actions: [
TextButton(
onPressed: () => Navigator.pop(context),
child: Text(context.l10n.common_cancel),
),
TextButton(
onPressed: () {
try {
final json =
jsonDecode(controller.text) as Map<String, dynamic>;
final map = json.map(
(key, value) => MapEntry(key, value.toString()),
);
final newSettings = settingsService.settings.copyWith(
cyr2latCharMap: map,
);
settingsService.updateSettings(newSettings);
Navigator.pop(context);
showDismissibleSnackBar(
context,
content: Text(
context.l10n.channels_cyr2latSettingsDialogSuccess,
),
);
} catch (e) {
showDismissibleSnackBar(
context,
content: Text(
context.l10n.channels_cyr2latSettingsDialogWrongJSON(
e.toString(),
),
),
);
}
},
child: Text(context.l10n.common_save),
),
TextButton(
onPressed: () {
final newSettings = settingsService.settings.copyWith(
cyr2latCharMap: defaultCyr2LatCharMap,
);
settingsService.updateSettings(newSettings);
Navigator.pop(context);
showDismissibleSnackBar(
context,
content: Text(
context.l10n.channels_cyr2latSettingsDialogResetted,
),
);
},
child: Text(context.l10n.channels_cyr2latSettingsDialogReset),
),
],
),
);
}
Widget _buildDebugCard(
BuildContext context,
AppSettingsService settingsService,