convert to number if possible

flinventory_gui/search.py

@@ -211,6 +211,28 @@ def search_page(parts: list[Part]) -> None:
 
 
 
+def try_conversion(value: str, conversions: tuple[Union[Callable[[str], Any], Literal["bool"]]]) -> Any:
+    """Try to convert value into other values.
+
+    Args:
+        value: value to be converted
+        conversions: tuple of conversion functions that raise Exception upon failure
+            or "bool" which converts the strings "true", "false"
+    """
+    for conversion in conversions:
+        if conversion == "bool":
+            if value.lower() == "true":
+                return True
+            if value.upper() == "false":
+                return False
+            continue
+        try:
+            return conversion(value)
+        except Exception:
+            pass
+    return value
+
+
 def show_part_changer(ui_element: nicegui.ui.element, part: Part) -> None:
     """Clear content of ui element and instead display editing fields.
 
@@ -232,7 +254,7 @@ def show_part_changer(ui_element: nicegui.ui.element, part: Part) -> None:
         if not event.value:
             del(vars(part.sign)[member])
         else:
-            vars(part.sign)[member] = event.value
+            vars(part.sign)[member] = try_conversion(event.value, (int, float, "bool"))
 
     def save_list_value(event, member):
         """Split input field at '; ' and save ta part member."""
@@ -270,14 +292,15 @@ def show_part_changer(ui_element: nicegui.ui.element, part: Part) -> None:
 
     def save_location(event, schema: location.Schema, location_ui_element) -> None:
         """Save location input if valid."""
+        value = try_conversion(event.value, (int, "bool"))
         try:
-            schema.get_subschema(event.value)
+            schema.get_subschema(value)
         except location.InvalidLocationSchema as error:
             print("InvalidLocationSchema: ", error)
         except location.InvalidLocation:
             print("Do not save")
             pass
-        part.location.set(schema.levelname, event.value)
+        part.location.set(schema.levelname, value)
         update_location_element(location_ui_element)