refactor(settings): 重构设置页面，支持语言和地区设置

2026-04-07 18:44:14 +08:00
parent 6e82053ea7
commit 6217844865
4 changed files with 101 additions and 52 deletions
@@ -13,10 +13,8 @@ class LanguageSettingsScreen extends StatelessWidget {
  Widget build(BuildContext context) {
    final l10n = AppLocalizations.of(context)!;
    final colors = Theme.of(context).colorScheme;
-    final options = <({String tag, String label})>[
-      (tag: 'zh-CN', label: l10n.chinese),
-      (tag: 'en-US', label: l10n.english),
-    ];
+
+    final options = _buildLanguageOptions(l10n);

    return Scaffold(
      backgroundColor: colors.surfaceContainerLow,
@@ -40,12 +38,10 @@ class LanguageSettingsScreen extends StatelessWidget {
                  tint: colors.primary,
                  background: colors.surfaceContainerHighest,
                  showDivider: i != options.length - 1,
+                  showChevron: false,
                  trailing: selectedLanguageTag == options[i].tag
                      ? Icon(Icons.check_rounded, color: colors.primary)
-                      : Icon(
-                          Icons.chevron_right_rounded,
-                          color: colors.outline,
-                        ),
+                      : null,
                  onTap: () => Navigator.of(context).pop(options[i].tag),
                ),
            ],
@@ -54,4 +50,41 @@ class LanguageSettingsScreen extends StatelessWidget {
      ),
    );
  }
+
+  List<({String tag, String label})> _buildLanguageOptions(
+    AppLocalizations l10n,
+  ) {
+    final supportedLocales = AppLocalizations.supportedLocales;
+    return supportedLocales.map((locale) {
+      final tag = _localeToTag(locale);
+      final label = _getLocaleLabel(locale, l10n);
+      return (tag: tag, label: label);
+    }).toList();
+  }
+
+  String _localeToTag(Locale locale) {
+    final lang = locale.languageCode;
+    final script = locale.scriptCode;
+    final country = locale.countryCode;
+    if (script != null && country != null) {
+      return '$lang-$script-$country';
+    } else if (country != null) {
+      return '$lang-$country';
+    }
+    return _mapToBackendTag(lang);
+  }
+
+  String _mapToBackendTag(String flutterTag) {
+    const mapping = {'zh': 'zh-CN', 'en': 'en-US'};
+    return mapping[flutterTag] ?? flutterTag;
+  }
+
+  String _getLocaleLabel(Locale locale, AppLocalizations l10n) {
+    if (locale.languageCode == 'zh') {
+      return l10n.chinese;
+    } else if (locale.languageCode == 'en') {
+      return l10n.english;
+    }
+    return locale.languageCode;
+  }
 }