fix: prevent operations with files that no longer exist

random_file_picker/tui.py

@@ -84,6 +84,13 @@ class MenuApp(App[None]):
             self.current_index = 0
             self.display_current_file()
 
+    def assert_current_file_exists(self) -> bool:
+        """Check if the current file exists and update the status label accordingly."""
+        if not self.current_file or not self.current_file.exists():
+            self.query_one("#status", Label).update(f"❌ File '{self.current_file}' not found")
+            return False
+        return True
+
     def display_current_file(self) -> None:
         """Display the current file based on current_index."""
         if not self.usable_files or self.current_index >= len(self.usable_files):
@@ -123,6 +130,9 @@ class MenuApp(App[None]):
         if not self.current_file:
             return
 
+        if not self.assert_current_file_exists():
+            return
+
         self.query_one("#status", Label).update(f"📝 Open {self.current_file}")
         try:
             if self.use_geeqie and str(self.current_file).lower().endswith(tuple(IMG_EXTENSIONS)):
@@ -139,6 +149,9 @@ class MenuApp(App[None]):
         if not self.current_file:
             return
 
+        if not self.assert_current_file_exists():
+            return
+
         try:
             self.query_one("#status", Label).update(f"⏳ Uploading {self.current_file.name} to webhook...")
             upload_file(self.current_file)
@@ -151,6 +164,9 @@ class MenuApp(App[None]):
         if not self.current_file or self.current_index >= len(self.usable_files):
             return
 
+        if not self.assert_current_file_exists():
+            return
+
         try:
             self.current_file.unlink()
             _ = self.usable_files.pop(self.current_index)
@@ -172,6 +188,9 @@ class MenuApp(App[None]):
         if not self.current_file or self.current_index >= len(self.usable_files):
             return
 
+        if not self.assert_current_file_exists():
+            return
+
         try:
             move_file_to_move_folder(self.current_file)
             _ = self.usable_files.pop(self.current_index)
@@ -193,6 +212,9 @@ class MenuApp(App[None]):
         if not self.current_file:
             return
 
+        if not self.assert_current_file_exists():
+            return
+
         open_file_in_dolphin(self.current_file)
         self.query_one("#status", Label).update("📂 Opened file in folder")