updated structurea and file management , improved ppt transformationa and pdf handeling

app.py

@@ -181,9 +181,70 @@ def convert_video_and_update_playlist(file_path, original_filename, target_type,
     else:
         print(f"Video conversion failed for: {file_path}")
 
-def convert_pptx_to_images(input_file, output_folder):
+def convert_pdf_to_images_and_update_playlist(pdf_file, output_folder, duration, target_type, target_id, delete_pdf=True):
     """
-    Calls the external pptx_to_images.py script to convert PPTX to images.
+    Converts a PDF file to images and adds them to the playlist.
+    Can be used by both direct PDF uploads and PPTX conversions.
+    """
+    print(f"Converting PDF to images: {pdf_file}")  # Debugging
+    try:
+        images = convert_from_path(pdf_file, dpi=300)
+        print(f"Number of pages in PDF: {len(images)}")  # Debugging
+        base_name = os.path.splitext(os.path.basename(pdf_file))[0]
+        image_filenames = []
+
+        for i, image in enumerate(images):
+            image_filename = f"{base_name}_page_{i + 1}.jpg"
+            image_path = os.path.join(output_folder, image_filename)
+            image.save(image_path, 'JPEG')
+            image_filenames.append(image_filename)
+            print(f"Saved page {i + 1} as image: {image_path}")  # Debugging
+
+        # Add images to playlist
+        if target_type == 'group':
+            group = Group.query.get_or_404(target_id)
+            for player in group.players:
+                for image_filename in image_filenames:
+                    new_content = Content(file_name=image_filename, duration=duration, player_id=player.id)
+                    db.session.add(new_content)
+                player.playlist_version += 1
+            group.playlist_version += 1
+        elif target_type == 'player':
+            player = Player.query.get_or_404(target_id)
+            for image_filename in image_filenames:
+                new_content = Content(file_name=image_filename, duration=duration, player_id=target_id)
+                db.session.add(new_content)
+            player.playlist_version += 1
+
+        db.session.commit()
+        print(f"Added {len(image_filenames)} pages to playlist")
+
+        # Delete the PDF file if requested
+        if delete_pdf and os.path.exists(pdf_file):
+            os.remove(pdf_file)
+            print(f"PDF file deleted: {pdf_file}")
+
+        return True
+    except Exception as e:
+        print(f"Error converting PDF to images: {e}")
+        return False
+
+def convert_pdf_to_images_and_upload(input_file, output_folder, duration, target_type, target_id):
+    """
+    Converts a PDF file to images and adds them to the playlist.
+    Each page is saved as a separate image in the output folder.
+    """
+    print(f"Converting PDF file: {input_file}")  # Debugging
+    if not os.path.exists(output_folder):
+        os.makedirs(output_folder)
+        
+    # Convert PDF to images and update playlist
+    return convert_pdf_to_images_and_update_playlist(input_file, output_folder, duration, target_type, target_id, True)
+
+def convert_pptx_to_images_and_upload(input_file, output_folder, duration, target_type, target_id):
+    """
+    Converts a PowerPoint file (.pptx) to individual slide images by first converting it to a PDF.
+    Each slide is saved as a separate image in the output folder and added to the playlist.
     """
     command = [
         "python", "pptx_to_images.py", input_file, output_folder