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import gradio as gr
import random
import string
import time
from collections import defaultdict
# Global variables
students = {}
class_data = defaultdict(lambda: {"students": set(), "questions": []})
def generate_student_id():
return ''.join(random.choices(string.ascii_letters + string.digits, k=12))
def update_student_state(student_id, class_id, color):
if student_id not in students:
students[student_id] = {"class_id": class_id, "color": "inactive"}
students[student_id]["color"] = color
class_data[class_id]["students"].add(student_id)
return f"Status updated to {color}"
def submit_question(student_id, class_id, question):
class_data[class_id]["questions"].append({"student_id": student_id, "question": question})
return "Question submitted successfully"
def get_class_stats(class_id):
class_students = [s for s in students.values() if s["class_id"] == class_id]
total_students = len(class_students)
active_students = sum(1 for s in class_students if s["color"] != "inactive")
color_counts = {"green": 0, "yellow": 0, "red": 0}
for student in class_students:
if student["color"] in color_counts:
color_counts[student["color"]] += 1
color_fractions = {color: count / (active_students or 1) for color, count in color_counts.items()}
return {
"total_students": total_students,
"active_students": active_students,
"color_fractions": color_fractions,
"questions": class_data[class_id]["questions"]
}
def create_student_interface(class_id):
student_id = gr.State(generate_student_id())
with gr.Row():
with gr.Column(scale=2):
color_buttons = [
gr.Button("🟢 I'm following along", variant="primary"),
gr.Button("🟡 I need clarification", variant="secondary"),
gr.Button("🔴 I'm lost, please stop", variant="stop")
]
with gr.Column(scale=1):
status = gr.Textbox(label="Current Status", interactive=False)
question_input = gr.Textbox(label="Ask a question")
submit_button = gr.Button("Submit Question")
question_status = gr.Textbox(label="Question Status", interactive=False)
for button, color in zip(color_buttons, ["green", "yellow", "red"]):
button.click(
update_student_state,
inputs=[student_id, gr.State(class_id), gr.State(color)],
outputs=status
)
submit_button.click(
submit_question,
inputs=[student_id, gr.State(class_id), question_input],
outputs=question_status
)
return gr.Interface(
fn=lambda: None,
inputs=[],
outputs=[],
title=f"Student Interface - Class {class_id}",
description="Use the buttons to indicate your understanding and ask questions.",
theme="default"
)
def create_teacher_interface(class_id):
def render_stats():
stats = get_class_stats(class_id)
color_chart = f"""
<div style="width: 100%; height: 60px; display: flex;">
<div style="width: {stats['color_fractions']['red']*100}%; background-color: #ff6b6b;"></div>
<div style="width: {stats['color_fractions']['yellow']*100}%; background-color: #feca57;"></div>
<div style="width: {stats['color_fractions']['green']*100}%; background-color: #5cd85c;"></div>
</div>
"""
stats_text = f"""
<h3>Class Statistics</h3>
<p>Total Students: {stats['total_students']}</p>
<p>Active Students: {stats['active_students']}</p>
"""
questions_text = "<h3>Student Questions</h3>"
for q in stats['questions']:
questions_text += f"<p><strong>Student {q['student_id'][:4]}...</strong>: {q['question']}</p>"
return f"{color_chart}<br>{stats_text}<br>{questions_text}"
stats_html = gr.HTML()
refresh_button = gr.Button("Refresh Stats")
refresh_button.click(render_stats, inputs=[], outputs=[stats_html])
return gr.Interface(
fn=lambda: None,
inputs=[],
outputs=[],
title=f"Teacher Interface - Class {class_id}",
description="Monitor student understanding and view questions.",
theme="default"
)
def launch_app(class_id):
student_interface = create_student_interface(class_id)
teacher_interface = create_teacher_interface(class_id)
app = gr.TabbedInterface(
[student_interface, teacher_interface],
["Student", "Teacher"],
title=f"Fastcups - Class {class_id}",
theme=gr.themes.Soft()
)
app.launch()
if __name__ == "__main__":
class_id = "talks"
launch_app(class_id) |