Add the feature to delete all the entries from a travel diary

src/pilgrim/ui/screens/modals/delete_all_entries_from_diary_modal.py

@@ -3,6 +3,7 @@ from textual.widgets import Button
 
 from textual import on
 
+
 from pilgrim.ui.screens.modals.delete_yes_confirmation_modal import DeleteYesConfirmationModal
 
 
@@ -10,11 +11,23 @@ class DeleteAllEntriesModal(DeleteYesConfirmationModal):
     def __init__(self,diary_id:int):
         super().__init__(diary_id)
         self.head_text.update("Are you sure you want to delete all entries from this diary?")
+        self.delete_button.add_class("DeleteDiaryModal-DeleteButton")
 
 
 
-    @on(Button.Pressed, "#DeleteDiaryModal-DeleteButton")
+    @on(Button.Pressed, ".DeleteDiaryModal-DeleteButton")
     def on_delete_button_pressed(self, event):
-        self.result = True
-        self.dismiss()
 
+        from pilgrim.ui.screens.diary_list_screen import DiaryListScreen
+
+        self.result = True
+        self._delete_entries()
+        self.dismiss()
+        self.app.push_screen(DiaryListScreen())
+
+    def _delete_entries(self):
+        diary = self.app.service_manager.get_travel_diary_service().read_by_id(self.diary_id)
+        if self.app.service_manager.get_travel_diary_service().delete_all_entries(diary):
+            self.notify("All entries deleted successfully")
+        else:
+            self.notify("Failed to delete all entries")