Update app.py

app.py

@@ -1,13 +1,7 @@
-'''
-AWS Exam Simulator v.05
-Program Developed by Ruslan Magana Vsevolovna
-The purpose of this program is help to practice the questions of AWS Exams.
-'''
 import gradio as gr
 from tool import *  # Assuming this module contains your exam data and text-to-speech functionality
 from backend1 import *
 
-
 # Global variable to store the currently selected set of exam questions
 selected_questions = []
 
@@ -18,18 +12,23 @@ Select an exam from the dropdown menu below and start testing your skills. You c
 
 # --- FUNCTION DEFINITIONS ---
 
-def start_exam(exam_choice, audio_enabled):
+def start_exam(exam_choice, start_question, audio_enabled):
     """Starts the exam by selecting questions, setting up UI."""
     global selected_questions
     selected_questions = select_exam_vce(exam_choice)
-    question, options, audio_path = display_question(0, audio_enabled)
+    
+    if start_question >= len(selected_questions):
+        start_question = 0  # Default to the first question if the input exceeds available questions
+    
+    question, options, audio_path = display_question(start_question, audio_enabled)
+    
     return (
         # Hide start screen elements
         gr.update(visible=False), gr.update(visible=False), gr.update(visible=False), gr.update(visible=False),
-        gr.update(visible=False), # Hide the audio_checkbox
+        gr.update(visible=False),  # Hide the audio_checkbox
         # Show quiz elements
         gr.update(visible=True), question, gr.update(choices=options, visible=True), gr.update(visible=True),
-        gr.update(visible=True), gr.update(visible=True), gr.update(visible=True), 0, "", audio_path, gr.update(visible=True),
+        gr.update(visible=True), gr.update(visible=True), gr.update(visible=True), start_question, "", audio_path, gr.update(visible=True),
         gr.update(visible=True), None  # None for the audio stop signal
     )
 
@@ -98,8 +97,7 @@ def return_home():
     return (
         # Show start screen elements
         gr.update(visible=True), gr.update(visible=True), gr.update(visible=True), gr.update(visible=True),
-        gr.update(visible=True), # Show the audio_checkbox
-        # Hide quiz elements
+        gr.update(visible=True),  # Show the audio_checkbox
         gr.update(visible=False), gr.update(visible=False), gr.update(visible=False), gr.update(visible=False),
         gr.update(visible=False), gr.update(visible=False), gr.update(visible=False), "", "", gr.update(visible=False), gr.update(visible=False),
         gr.update(visible=False)  # Hide explain button
@@ -109,9 +107,10 @@ with gr.Blocks() as demo:
     # Home page elements
     title = gr.Markdown(value="**AWS Exam Simulator (Quiz)**")
     description = gr.Markdown(value=description_str)
-    exam_selector = gr.Dropdown(label="Select an exam", choices=exams, value='CLF-C02-v1')
-    audio_checkbox = gr.Checkbox(label="Enable Audio", value=True)
-    start_button = gr.Button("Start Exam")
+    exam_selector = gr.Dropdown(label="Select an exam", choices=exams, value=None)
+    audio_checkbox = gr.Checkbox(label="Enable Audio", value=True, visible=False)
+    start_question_slider = gr.Slider(minimum=0, maximum=50, step=1, label="Select starting question", visible=False)  # Slider for selecting the starting question
+    start_button = gr.Button("Start Exam", visible=False)
 
     # Quiz elements (initially hidden)
     question_state = gr.State(0)
@@ -134,7 +133,9 @@ with gr.Blocks() as demo:
     with gr.Row():
         gr.Column([description])
     with gr.Row():
-        gr.Column([exam_selector, audio_checkbox])
+        gr.Column([exam_selector])
+    with gr.Row():
+        gr.Column([audio_checkbox, start_question_slider])
     with gr.Row():
         gr.Column([start_button])
 
@@ -154,10 +155,17 @@ with gr.Blocks() as demo:
     with gr.Row():
         gr.Column([home_button])
     
+    # Show settings after exam selection
+    def show_settings(exam_choice):
+        return gr.update(visible=True), gr.update(visible=True), gr.update(visible=True)
+
+    # Connect exam selection to display settings section
+    exam_selector.change(fn=show_settings, inputs=[exam_selector], outputs=[audio_checkbox, start_question_slider, start_button])
+
     # Connect the start button to start the exam
     start_button.click(
         fn=start_exam, 
-        inputs=[exam_selector, audio_checkbox], 
+        inputs=[exam_selector, start_question_slider, audio_checkbox], 
         outputs=[
             title, description, exam_selector, start_button,
             audio_checkbox,  # Ensure the checkbox visibility is updated
@@ -172,7 +180,7 @@ with gr.Blocks() as demo:
     next_button.click(fn=handle_next, inputs=[question_state, audio_checkbox], outputs=[question_text, choices, question_state, result_text, question_audio, explanation_text])
     prev_button.click(fn=handle_previous, inputs=[question_state, audio_checkbox], outputs=[question_text, choices, question_state, result_text, question_audio, explanation_text])
 
-    explain_button.click(fn=show_explanation, inputs=[question_state], outputs=[explanation_text, result_text, explanation_text])  # Output to both to toggle visibility
+    explain_button.click(fn=show_explanation, inputs=[question_state], outputs=[explanation_text, result_text, explanation_text])
 
     home_button.click(fn=return_home, inputs=None, outputs=[
         title, description, exam_selector, start_button,