fix(jans-cli-tui): dropdown widget raises error if not initial values…

… provided (#4142)

jans-cli-tui/cli_tui/wui_components/jans_drop_down.py

@@ -15,6 +15,7 @@
 from typing import TypeVar, Callable
 
 import cli_style
+from utils.multi_lang import _
 
 class JansSelectBox:
     """_summary_
@@ -139,15 +140,18 @@ def __init__(
         self._value = value
         self.on_value_changed = on_value_changed
         if select_one_option:
-            self.value_list.insert(0, (None, 'Select One'))
+            self.value_list.insert(0, (None, _("Select One")))
+
+        if not self.value_list:
+            self.display_value = _("No option was provided")
 
         for val in self.value_list:
             if val[0] == value:
                 self.display_value = val[1]
                 break
         else:
             if select_one_option:
-                self.display_value = self.value_list[0][1] if self.value_list else "Enter to Select"
+                self.display_value = self.value_list[0][1] if self.value_list else _("Enter to Select")
 
         self.dropdown = True
         self.window = Window(
@@ -185,6 +189,14 @@ def value(
         )-> None:
         self._value = value
         self.select_box.set_value(value)
+        for val in self.value_list:
+            if val[0] == value:
+                self.display_value = val[1]
+                break
+        else:
+            if self.value_list:
+                self.display_value = self.value_list[0][1]
+
         if self.on_value_changed:
             self.on_value_changed(value)