fix mismatch between language.py and translations.py (fixes #4417)

nicegui/client.py

@@ -158,7 +158,7 @@ class Client:
                 'favicon_url': get_favicon_url(self.page, prefix),
                 'dark': str(self.page.resolve_dark()),
                 'language': self.page.resolve_language(),
-                'translations': translations[self.page.resolve_language()],
+                'translations': translations.get(self.page.resolve_language(), translations['en-US']),
                 'prefix': prefix,
                 'tailwind': core.app.config.tailwind,
                 'prod_js': core.app.config.prod_js,

nicegui/translations.py

@@ -1,17 +1,41 @@
-translations = {
+from typing import Dict
+
+from .language import Language
+
+translations: Dict[Language, Dict[str, str]] = {
+    'de': {
+        'connection_lost': 'Verbindung verloren',
+        'trying_to_reconnect': 'Versuche erneut zu verbinden...'
+    },
+    'de-CH': {
+        'connection_lost': 'Verbindung verloren',
+        'trying_to_reconnect': 'Versuche erneut zu verbinden...'
+    },
+    'de-DE': {
+        'connection_lost': 'Verbindung verloren',
+        'trying_to_reconnect': 'Versuche erneut zu verbinden...'
+    },
+    'en-GB': {
+        'connection_lost': 'Connection lost.',
+        'trying_to_reconnect': 'Trying to reconnect...'
+    },
     'en-US': {
         'connection_lost': 'Connection lost.',
         'trying_to_reconnect': 'Trying to reconnect...'
     },
-    'zh-CN': {
-        'connection_lost': '连接丢失',
-        'trying_to_reconnect': '正在尝试重新连接...'
+    'es': {
+        'connection_lost': 'Conexión perdida',
+        'trying_to_reconnect': 'Intentando reconectar...'
     },
-    'zh-TW': {
-        'connection_lost': '連線丟失',
-        'trying_to_reconnect': '正在嘗試重新連線...'
+    'fr': {
+        'connection_lost': 'Connexion perdue',
+        'trying_to_reconnect': 'Tentative de reconnexion...'
     },
-    'ja-JP': {
+    'it': {
+        'connection_lost': 'Connessione persa',
+        'trying_to_reconnect': 'Tentativo di riconnessione...'
+    },
+    'ja': {
         'connection_lost': '接続が切断されました',
         'trying_to_reconnect': '再接続を試みています...'
     },
@@ -19,24 +43,16 @@ translations = {
         'connection_lost': '연결이 끊어졌습니다',
         'trying_to_reconnect': '다시 연결하는 중...'
     },
-    'fr-FR': {
-        'connection_lost': 'Connexion perdue',
-        'trying_to_reconnect': 'Tentative de reconnexion...'
-    },
-    'de-DE': {
-        'connection_lost': 'Verbindung verloren',
-        'trying_to_reconnect': 'Versuche erneut zu verbinden...'
+    'ru': {
+        'connection_lost': 'Соединение потеряно',
+        'trying_to_reconnect': 'Попытка переподключения...'
     },
-    'it-IT': {
-        'connection_lost': 'Connessione persa',
-        'trying_to_reconnect': 'Tentativo di riconnessione...'
+    'zh-CN': {
+        'connection_lost': '连接丢失',
+        'trying_to_reconnect': '正在尝试重新连接...'
     },
-    'es-ES': {
-        'connection_lost': 'Conexión perdida',
-        'trying_to_reconnect': 'Intentando reconectar...'
+    'zh-TW': {
+        'connection_lost': '連線丟失',
+        'trying_to_reconnect': '正在嘗試重新連線...'
     },
-    'ru-RU': {
-        'connection_lost': 'Соединение потеряно',
-        'trying_to_reconnect': 'Попытка переподключения...'
-    }
 }