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import streamlit as st
import pandas as pd
from datetime import datetime
import os
# Initialize session state for temporary and historical storage
if "users" not in st.session_state:
st.session_state.users = []
if "current_selections" not in st.session_state:
st.session_state.current_selections = []
# Directory to store history
history_dir = "history"
if not os.path.exists(history_dir):
os.makedirs(history_dir)
# Load history from existing text files
def load_history():
history = []
for filename in os.listdir(history_dir):
if filename.endswith(".txt"):
date = filename.split(".txt")[0]
filepath = os.path.join(history_dir, filename)
with open(filepath, "r") as file:
content = file.read()
summary_df = pd.read_csv(filepath)
history.append({"Date": date, "Summary": summary_df})
return history
# Save current summary to a text file
def save_summary_to_file(summary_df):
timestamp = datetime.now().strftime("%Y-%m-%d_%H-%M-%S")
filepath = os.path.join(history_dir, f"{timestamp}.txt")
summary_df.to_csv(filepath, index=False)
# Load history into session state
if "history" not in st.session_state:
st.session_state.history = load_history()
# Sidebar for navigating through different views
menu = st.sidebar.selectbox("Select View", ["Poll", "History"])
# Function to reset the current selections after submission
def reset_selections():
st.session_state.users = []
st.session_state.current_selections = []
# Poll view with four consecutive steps
if menu == "Poll":
st.title("Breakfast Poll Application")
# Step 1: User's Name
if "step" not in st.session_state:
st.session_state.step = 1
if st.session_state.step == 1:
st.header("Step 1: Enter your name")
name = st.text_input("Name:")
if st.button("Next") and name:
st.session_state.users.append(name)
st.session_state.step = 2
# Step 2: Select Drinks
if st.session_state.step == 2:
st.header("Step 2: Select your drink(s)")
drinks_options = [
"Café con leche", "Colacao", "Descafeinado con leche", "Cortado",
"Aguasusia", "Aguasusia susia", "Café descafeinado con leche desnatada",
"Italiano", "Café con soja", "Té", "Manzanilla", "Nada"
]
selected_drinks = st.multiselect("Choose your drinks:", drinks_options)
if st.button("Next") and selected_drinks:
st.session_state.current_selections.append({"Name": st.session_state.users[-1], "Drinks": selected_drinks})
st.session_state.step = 3
# Step 3: Select Food
if st.session_state.step == 3:
st.header("Step 3: Select your food(s)")
food_options = [
"Barrita con aceite", "Barrita con tomate", "Palmera de chocolate",
"Palmera de chocolate blanco", "Yogurt", "Pincho de tortilla", "Nada"
]
selected_food = st.multiselect("Choose your food:", food_options)
if st.button("Next") and selected_food:
st.session_state.current_selections[-1]["Food"] = selected_food
st.session_state.step = 4
# Step 4: Display Summary
if st.session_state.step == 4:
st.header("Step 4: Summary of Selections")
if st.session_state.current_selections:
df = pd.DataFrame(st.session_state.current_selections)
st.table(df)
if st.button("Submit Summary"):
# Save the current summary to a text file in the history directory
save_summary_to_file(df)
# Add to session state history
timestamp = datetime.now().strftime("%Y-%m-%d %H:%M:%S")
st.session_state.history.append({"Date": timestamp, "Summary": df})
st.success(f"Summary submitted at {timestamp}")
reset_selections()
st.session_state.step = 1
# History view to check past summaries
elif menu == "History":
st.title("Breakfast Poll History")
if st.session_state.history:
for record in st.session_state.history:
st.subheader(f"Date: {record['Date']}")
st.table(record["Summary"])
else:
st.write("No history records found.")
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