Menu now filters items and sorts using priority, improving UX. (#3967)

* Menu now filters and sorts using priority, improving UX.

* Refactor: improve logic, removed redundancy

* Refactor: improve logic, removed redundancy

* Improved logic when getting view items in menuItems

* Improved logic when getting view items in menuItems

archinstall/tui/menu_item.py

@@ -231,9 +231,15 @@ class MenuItemGroup:
 	def items(self) -> list[MenuItem]:
 		pattern = self._filter_pattern.lower()
 		items = filter(lambda item: item.is_empty() or pattern in item.text.lower(), self._menu_items)
-		l_items = list(items)
+		l_items = sorted(items, key=self._items_score)
 		return l_items
 
+	def _items_score(self, item: MenuItem) -> int:
+		pattern = self._filter_pattern.lower()
+		if item.text.lower().startswith(pattern):
+			return 0
+		return 1
+
 	@property
 	def filter_pattern(self) -> str:
 		return self._filter_pattern
@@ -244,17 +250,17 @@ class MenuItemGroup:
 	def set_filter_pattern(self, pattern: str) -> None:
 		self._filter_pattern = pattern
 		delattr(self, 'items')  # resetting the cache
-		self._reload_focus_item()
+		self.focus_first()
 
 	def append_filter(self, pattern: str) -> None:
 		self._filter_pattern += pattern
 		delattr(self, 'items')  # resetting the cache
-		self._reload_focus_item()
+		self.focus_first()
 
 	def reduce_filter(self) -> None:
 		self._filter_pattern = self._filter_pattern[:-1]
 		delattr(self, 'items')  # resetting the cache
-		self._reload_focus_item()
+		self.focus_first()
 
 	def _reload_focus_item(self) -> None:
 		if len(self.items) > 0:
@@ -413,7 +419,7 @@ class MenuItemsState:
 
 		start, end = 0, 0
 
-		if len(self._view_items) == 0 or self._prev_row_idx == -1 or self._item_group.has_filter():  # initial setup or filter
+		if len(self._view_items) == 0 or self._prev_row_idx == -1 or focus_row_idx == 0:  # initial setup
 			if focus_row_idx < self._total_rows:
 				start = 0
 				end = self._total_rows