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UI State management for DocAI Space
Per-session state via factory function + shared caches
"""
import hashlib
from typing import Dict, List, Any
def create_initial_state() -> dict:
"""Factory returning a fresh per-session state dict."""
return {
"uploaded_file_hash": None,
"uploaded_file_bytes": None,
"parsed_result": {},
"page_images": [],
"figures_info": [],
"selected_figure": None,
"last_csv": None,
"current_figure_index": 0,
"conversation_history": [],
"current_image_path": None,
}
# Module-level shared caches (keyed by content hash, safe to share across sessions)
parse_cache: Dict[str, Dict] = {}
page_cache: Dict[str, List] = {}
def hash_bytes(data: bytes) -> str:
"""Generate SHA256 hash of bytes."""
return hashlib.sha256(data).hexdigest()
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