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"""
Session state management utilities
"""
import streamlit as st
from typing import Any, Dict, Optional
class SessionManager:
"""Manage session state with better error handling"""
@staticmethod
def init_session_state():
"""Initialize session state with default values"""
defaults = {
"results": [],
"jobs": [],
"job_idx": 0,
"running": False,
"api_key_val": "",
"last_error": None,
"retry_count": 0,
"backend_loaded": False,
"backend": None
}
for key, value in defaults.items():
if key not in st.session_state:
st.session_state[key] = value
@staticmethod
def safe_update(updates: Dict[str, Any]):
"""Safely update session state"""
try:
st.session_state.update(updates)
except Exception as e:
st.error(f"Session update failed: {e}")
@staticmethod
def reset_job_state():
"""Reset job-related state"""
SessionManager.safe_update({
"results": [],
"jobs": [],
"job_idx": 0,
"running": False,
"last_error": None,
"retry_count": 0
})
@staticmethod
def get_safe(key: str, default: Any = None) -> Any:
"""Safely get session state value"""
return st.session_state.get(key, default) |