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import streamlit as st
from datetime import datetime, timedelta
import random
import logging
# Sample data structure for user_tasks
if 'user_tasks' not in st.session_state:
st.session_state.user_tasks = {}
# Initialize user preferences (this can also be loaded from a database or file if needed)
if 'user_preferences' not in st.session_state:
st.session_state.user_preferences = {"name": None, "email": None}
st.session_state.logged_in = False
# Initialize the logger
logging.basicConfig(filename='app.log', level=logging.INFO, format='%(asctime)s - %(levelname)s - %(message)s')
# Helper functions
def generate_numeric_id():
return int(datetime.now().timestamp() * 1000)
# Login form
def login():
st.title("Login")
username = st.text_input("Enter your name")
email = st.text_input("Enter your email")
if st.button("Login"):
if username and email:
# Set session state for logged-in user
st.session_state.user_preferences['name'] = username
st.session_state.user_preferences['email'] = email
st.session_state.logged_in = True
logging.info(f"User logged in: {username}")
else:
st.warning("Please enter both name and email.")
# Logout function
def logout():
st.session_state.logged_in = False
st.session_state.user_preferences['name'] = None
st.session_state.user_preferences['email'] = None
st.success("Logged out successfully.")
# Display tasks based on the selected section
def display_tasks(tasks):
for task in tasks:
st.write(f"Task: {task['text']} - Due Date: {task['date']} - Completed: {task['completed']}")
# Main App Logic
if st.session_state.logged_in:
st.sidebar.title(f"Welcome, {st.session_state.user_preferences['name']}!")
if st.sidebar.button("Logout"):
logout() # Clear session to log out
# Task Input Form
st.subheader("Add a New Task")
with st.form("add_task_form"):
task_text = st.text_input("Task Description")
due_date = st.date_input("Due Date")
if st.form_submit_button("Add Task"):
task_id = generate_numeric_id()
st.session_state.user_tasks[task_id] = {
"id": task_id,
"text": task_text,
"date": due_date.strftime('%Y-%m-%d'),
"completed": False
}
st.success("Task added successfully.")
# Display Tasks
st.subheader("Your Tasks")
display_tasks(st.session_state.user_tasks.values())
# Clear All Tasks
if st.button("Delete All Tasks"):
st.session_state.user_tasks.clear()
st.success("All tasks deleted.")
else:
# Render login form if the user is not logged in
login()
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