Create app.py

app.py

@@ -0,0 +1,38 @@
+import streamlit as st
+import datetime
+
+def save_message(name, message):
+    now = datetime.datetime.now()
+    timestamp = now.strftime("%Y-%m-%d %H:%M:%S")
+    with open("chat.txt", "a") as f:
+        f.write(f"{timestamp} - {name}: {message}\n")
+        
+def main():
+    st.title("Streamlit Chat")
+
+    name = st.text_input("Name")
+    message = st.text_input("Message")
+    if st.button("Submit"):
+        save_message(name, message)
+        st.text("Message sent!")
+
+    st.text("Chat history:")
+    with open("chat.txt", "r") as f:
+        chat_history = f.read()
+    st.text(chat_history)
+
+    countdown = st.empty()
+    t = 60
+    while t:
+        mins, secs = divmod(t, 60)
+        countdown.text(f"Time remaining: {mins:02d}:{secs:02d}")
+        time.sleep(1)
+        t -= 1
+        if t == 0:
+            countdown.text("Time's up!")
+            with open("chat.txt", "r") as f:
+                chat_history = f.read()
+            st.text(chat_history)
+            t = 60
+
+main()