Update app.py

app.py

@@ -14,17 +14,12 @@ app = Dash(__name__, external_stylesheets=[dbc.themes.BOOTSTRAP])
 # Global variables
 uploaded_files = {}
 converted_files = {}
-conversion_progress = {}
+current_file = ""
 conversion_complete = False
 
-def convert_pdf_to_docx(pdf_path, docx_path, filename):
+def convert_pdf_to_docx(pdf_path, docx_path):
     cv = Converter(pdf_path)
-    total_pages = cv.get_pages_number()
-    
-    def page_callback(current, total):
-        conversion_progress[filename] = (current / total) * 100
-
-    cv.convert(docx_path, start=0, end=None, pages=None, thread_count=3, page_callback=page_callback)
+    cv.convert(docx_path)
     cv.close()
 
 def process_contents(contents, filename):
@@ -33,9 +28,9 @@ def process_contents(contents, filename):
     return io.BytesIO(decoded)
 
 def convert_files(filenames):
-    global conversion_progress, converted_files, conversion_complete
-    total_files = len(filenames)
-    for i, filename in enumerate(filenames):
+    global converted_files, current_file, conversion_complete
+    for filename in filenames:
+        current_file = filename
         pdf_file = uploaded_files[filename]
         with tempfile.NamedTemporaryFile(delete=False, suffix='.pdf') as temp_pdf:
             temp_pdf.write(pdf_file.getvalue())
@@ -45,7 +40,7 @@ def convert_files(filenames):
         with tempfile.NamedTemporaryFile(delete=False, suffix='.docx') as temp_docx:
             temp_docx_path = temp_docx.name
 
-        convert_pdf_to_docx(temp_pdf_path, temp_docx_path, filename)
+        convert_pdf_to_docx(temp_pdf_path, temp_docx_path)
 
         with open(temp_docx_path, 'rb') as docx_file:
             converted_files[docx_filename] = io.BytesIO(docx_file.read())
@@ -53,6 +48,7 @@ def convert_files(filenames):
         os.unlink(temp_pdf_path)
         os.unlink(temp_docx_path)
 
+    current_file = ""
     conversion_complete = True
 
 app.layout = dbc.Container([
@@ -81,7 +77,7 @@ app.layout = dbc.Container([
             dbc.Button("Convert and Download", id="convert-button", color="primary", className="mt-3 mb-3", disabled=True),
             html.Div(id='conversion-output'),
             dcc.Download(id="download-zip"),
-            dcc.Interval(id='interval-component', interval=100, n_intervals=0, disabled=True)
+            dcc.Interval(id='interval-component', interval=500, n_intervals=0, disabled=True)
         ]),
         className="mt-3"
     )
@@ -117,8 +113,7 @@ def start_conversion(n_clicks):
     if n_clicks is None:
         return True
 
-    global conversion_progress, converted_files, conversion_complete
-    conversion_progress.clear()
+    global converted_files, conversion_complete
     converted_files.clear()
     conversion_complete = False
 
@@ -130,21 +125,18 @@ def start_conversion(n_clicks):
     Input('interval-component', 'n_intervals'),
     prevent_initial_call=True
 )
-def update_progress(n):
-    progress_bars = []
-    overall_progress = 0
-    for filename in uploaded_files.keys():
-        file_progress = conversion_progress.get(filename, 0)
-        progress_bars.append(
-            dbc.Progress(value=file_progress, label=f"{filename}: {file_progress:.0f}%", className="mb-3")
-        )
-        overall_progress += file_progress
-    
-    if uploaded_files:
-        overall_progress /= len(uploaded_files)
-        progress_bars.insert(0, dbc.Progress(value=overall_progress, label=f"Overall: {overall_progress:.0f}%", className="mb-3"))
-    
-    return progress_bars
+def update_status(n):
+    if current_file:
+        return [
+            html.Div([
+                dbc.Spinner(size="sm", color="primary", type="grow"),
+                html.Span(f" Converting: {current_file}", className="ml-2")
+            ], className="d-flex align-items-center")
+        ]
+    elif conversion_complete:
+        return [html.Div("Conversion complete! Preparing download...")]
+    else:
+        return [html.Div("Starting conversion...")]
 
 @app.callback(
     Output('download-zip', 'data'),