Gemini changes added 4

app.py

@@ -200,11 +200,27 @@ def chat(message, history, hotel_id):
 knowledge_dir = "knowledge"
 available_hotels = []
 
+# --- Add Debugging ---
+print(f"DEBUG: Current Working Directory: {os.getcwd()}")
+print(f"DEBUG: Checking for knowledge directory at relative path: '{knowledge_dir}'")
+knowledge_dir_abs = os.path.abspath(knowledge_dir)
+print(f"DEBUG: Absolute path for knowledge directory: '{knowledge_dir_abs}'")
+# --- End Debugging ---
+
 # Check if the knowledge directory exists and is a directory
 if os.path.isdir(knowledge_dir):
+    # --- Add Debugging ---
+    try:
+        print(f"DEBUG: Listing contents of '{knowledge_dir_abs}':")
+        dir_contents = os.listdir(knowledge_dir)
+        print(f"DEBUG: Found files/dirs: {dir_contents}")
+    except Exception as e:
+        print(f"DEBUG: Error listing directory '{knowledge_dir_abs}': {e}")
+    # --- End Debugging ---
+
     potential_ids = set()
     # First pass: collect all potential base names from .txt files
-    for filename in os.listdir(knowledge_dir):
+    for filename in os.listdir(knowledge_dir): # Assuming listdir succeeded if we got here
         if filename.endswith(".txt") and not filename.startswith('.'): # Ignore hidden files
             if filename.endswith("-system.txt"):
                 # Extract base name from system prompt file
@@ -218,10 +234,19 @@ if os.path.isdir(knowledge_dir):
 
     # Second pass: check if both files exist for each potential ID
     # Sort the potential IDs for consistent dropdown order
+    print(f"DEBUG: Potential hotel IDs found: {sorted(list(potential_ids))}") # Debug potential IDs
     for hotel_id in sorted(list(potential_ids)):
         main_file = os.path.join(knowledge_dir, f"{hotel_id}.txt")
         system_file = os.path.join(knowledge_dir, f"{hotel_id}-system.txt")
 
+        # --- Add Debugging ---
+        main_file_abs = os.path.abspath(main_file)
+        system_file_abs = os.path.abspath(system_file)
+        print(f"DEBUG: Checking pair for ID '{hotel_id}':")
+        print(f"DEBUG:   Main file: '{main_file_abs}' -> Exists? {os.path.exists(main_file)}")
+        print(f"DEBUG:   System file: '{system_file_abs}' -> Exists? {os.path.exists(system_file)}")
+        # --- End Debugging ---
+
         # Check if BOTH the main knowledge file AND the system prompt file exist
         if os.path.exists(main_file) and os.path.exists(system_file):
             available_hotels.append(hotel_id)
@@ -230,9 +255,15 @@ if os.path.isdir(knowledge_dir):
             # Optional: Print a warning if one file exists but not the other
             if os.path.exists(main_file) or os.path.exists(system_file):
                  print(f"⚠️ Skipping '{hotel_id}': Missing either '{hotel_id}.txt' or '{hotel_id}-system.txt'")
+            # --- Add Debugging ---
+            # Add an else here to catch cases where NEITHER file exists for a potential ID
+            elif not os.path.exists(main_file) and not os.path.exists(system_file):
+                 print(f"DEBUG: Neither file found for potential ID '{hotel_id}' at checked paths.")
+            # --- End Debugging ---
 
 else:
-    print(f"❌ Error: Knowledge directory '{knowledge_dir}' not found or is not a directory.")
+    print(f"❌ Error: Knowledge directory '{knowledge_dir}' (abs path: '{knowledge_dir_abs}') not found or is not a directory.")
+
 
 # Handle case where no valid hotels were found
 if not available_hotels: