Update app.py

app.py

@@ -145,7 +145,7 @@ A young woman named Elara, known for her kindness and bravery, was chosen. She a
 
 # --- UI & File Handling ---
 FILE_ICONS = defaultdict(lambda: '❓', {
-    '.md': '�', '.txt': '📄', '.py': '🐍', '.js': '⚡', '.html': '🌐', '.css': '🎨', '.json': '🔮',
+    '.md': '📜', '.txt': '📄', '.py': '🐍', '.js': '⚡', '.html': '🌐', '.css': '🎨', '.json': '�',
     '.png': '🖼️', '.jpg': '🖼️', '.jpeg': '🖼️', '.gif': '🖼️', '.bmp': '🖼️', '.tiff': '🖼️',
     '.pdf': '📚'
 })
@@ -174,6 +174,7 @@ def update_staging_and_manuscript(files, current_manuscript):
     
     text_gallery, image_gallery, pdf_gallery = [], [], []
     text_content_to_add = []
+    has_text_files = False
     
     if not files:
         return text_gallery, image_gallery, pdf_gallery, current_manuscript
@@ -189,6 +190,7 @@ def update_staging_and_manuscript(files, current_manuscript):
         elif ext == '.pdf':
             pdf_gallery.append((create_file_icon_image(file_path), file_path.name))
         else: # Treat everything else as a text file
+            has_text_files = True
             text_gallery.append((create_file_icon_image(file_path), file_path.name))
             try:
                 with open(file_path, 'r', encoding='utf-8') as f:
@@ -196,15 +198,12 @@ def update_staging_and_manuscript(files, current_manuscript):
             except Exception as e:
                 print(f"Could not read {file_path.name}: {e}")
 
-    # Update manuscript
-    updated_manuscript = current_manuscript
-    if "Golem awaits" in updated_manuscript:
-        updated_manuscript = "" # Clear placeholder if it exists
-
-    if text_content_to_add:
-        separator = "\n\n---\n\n"
-        if not updated_manuscript.strip(): separator = "" # Don't add separator if manuscript is empty
-        updated_manuscript += separator + "\n\n".join(text_content_to_add)
+    # If any text-based files were uploaded, their content replaces the manuscript.
+    # Otherwise, the manuscript is left untouched.
+    if has_text_files:
+        updated_manuscript = "\n\n---\n\n".join(text_content_to_add)
+    else:
+        updated_manuscript = current_manuscript
 
     return text_gallery, image_gallery, pdf_gallery, updated_manuscript
 
@@ -328,10 +327,9 @@ def generate_pdfs_api(files, ai_content, layouts, fonts, num_columns, header_tex
 
     log, all_text = "", []
     if ai_content and "Golem awaits" not in ai_content: all_text.append(ai_content)
-    for p in txt_files:
-        try: all_text.append(p.read_text(encoding='utf-8'))
-        except Exception as e: log += f"⚠️ Failed to read {p.name}: {e}\n"
-    md_content = "\n\n---\n\n".join(all_text)
+    # The uploaded text content is now part of ai_content, so we don't need to re-read it here.
+    # This was part of the original bug.
+    md_content = ai_content
     
     generated_pdfs = []
     EMOJI_IMAGE_CACHE.clear(); EMOJI_SVG_CACHE.clear()