fix lang files path

src/language/lang.py

@@ -4,10 +4,11 @@ from typing import Dict, Optional
 
 
 LANGUAGES = {"DE": "Deutsch", "EN": "English", "FR": "Francais"}
-LANGUAGE_FOLDER = Path("src","res", "lang")
+LANGUAGE_FOLDER = Path("res", "lang")
 
 
 class TranslationProvider:
+    src_dir : Path 
     last_language_key: Optional[str] = None
     last_language_dict: Optional[Dict[str, str]] = None
 
@@ -19,7 +20,8 @@ class TranslationProvider:
         if cls.last_language_key == language and cls.last_language_dict is not None:
             return cls.last_language_dict
 
-        path = Path(LANGUAGE_FOLDER, f"{language}.json")
+        path = Path(cls.src_dir, LANGUAGE_FOLDER, f"{language}.json")
+        print(f"loading language file: {path}")
         try:
             with open(path, "r", encoding="utf-8") as f:
                 result = json.load(f)
@@ -29,7 +31,7 @@ class TranslationProvider:
 
         except FileNotFoundError:
             print(f'Language not found: "{language}"')
-            raise
+            return {}
 
     @classmethod
     def get_translated(cls, key: str, language: str) -> str:

src/main.py

@@ -1,4 +1,6 @@
 from typing import Any, Dict, List, Optional, Tuple, Union
+from pathlib import Path
+
 from data import AppSettings
 from data.files import read_entries_from_files, write_entries_to_files
 from language import TranslationProvider, LANGUAGES
@@ -321,7 +323,9 @@ class ShoppingListApp(MDApp):
         self.title = "Shopping List App"
         self.settings = AppSettings.get_or_create()
         print(self.settings)
-
+        print(self.user_data_dir)
+        print(self.directory)
+        TranslationProvider.src_dir = Path(self.directory)
         
         # TODO @Tom Theme anpassen
         self.theme_cls.primary_palette = "Gray"