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import streamlit as st
from datetime import datetime
class HeaderComponent:
def __init__(self):
"""Initialize the header component"""
# Initialize session state for notifications if not exists
if 'notifications' not in st.session_state:
st.session_state.notifications = []
def _add_notification(self, message: str, type: str = "info"):
"""Add a notification to the session state"""
st.session_state.notifications.append({
"message": message,
"type": type,
"timestamp": datetime.now()
})
def render(self):
"""Render the header"""
# Main header container
header_container = st.container()
with header_container:
# Top row with logo and title
col1, col2, col3 = st.columns([1, 4, 1])
with col1:
st.markdown("# 🏥")
with col2:
st.title("Healthcare Operations Assistant")
st.markdown("""
<div style='padding: 0.5rem 0; color: #4a4a4a;'>
*AI-Powered Healthcare Management System* 🤖
</div>
""", unsafe_allow_html=True)
with col3:
# Status indicator
status = "🟢 Online" if st.session_state.get('system_status', True) else "🔴 Offline"
st.markdown(f"### {status}")
# Notification area
if st.session_state.notifications:
with st.expander("📬 Notifications", expanded=True):
for notif in st.session_state.notifications[-3:]: # Show last 3
if notif["type"] == "info":
st.info(notif["message"])
elif notif["type"] == "warning":
st.warning(notif["message"])
elif notif["type"] == "error":
st.error(notif["message"])
elif notif["type"] == "success":
st.success(notif["message"])
# System status bar
status_cols = st.columns(4)
with status_cols[0]:
st.markdown("**System Status:** Operational ✅")
with status_cols[1]:
st.markdown("**API Status:** Connected 🔗")
with status_cols[2]:
st.markdown("**Load:** Normal 📊")
with status_cols[3]:
st.markdown(f"**Last Update:** {datetime.now().strftime('%H:%M')} 🕒")
# Divider
st.markdown("---")
def add_notification(self, message: str, type: str = "info"):
"""Public method to add notifications"""
self._add_notification(message, type) |