vjrj
7a4c9fb3bc
- introPage.dart: Convert fireItems to proper static function closure - mainDrawer.dart: Convert unreadCount int to String for Text widget
44 lines
1 KiB
Dart
44 lines
1 KiB
Dart
import 'dart:async';
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import 'package:flutter/services.dart' show rootBundle;
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final RegExp esRegExp = RegExp('^es-');
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String getFallbackLang(String lang) {
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if (lang == 'ast' ||
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lang == 'gl' ||
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lang == 'eu' ||
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lang == 'es' ||
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lang == 'ca' ||
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esRegExp.allMatches(lang).isNotEmpty) {
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return 'es';
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}
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return 'en';
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}
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Future<String> getFileNameOfLang(
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{required String dir,
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required String fileName,
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required String ext,
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required String lang}) async {
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final String base = '$dir/$fileName';
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final String fallback = getFallbackLang(lang);
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String file = '$base-$lang.$ext';
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if (await assetNotExists(file)) {
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file = '$base-$fallback.$ext';
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if (await assetNotExists(file)) {
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file = '$base.$ext';
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}
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}
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return file;
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}
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// https://github.com/flutter/flutter/issues/15325
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Future<bool> assetNotExists(String asset) {
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print('Does not exists $asset ?');
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return rootBundle.load(asset).then((_) => false).catchError((err, stack) {
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print(err);
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print(stack);
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return true;
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});
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}
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