Files
2026-06-28 01:32:34 -07:00

58 lines
1.6 KiB
Python

"""Message tree node model."""
from __future__ import annotations
from dataclasses import dataclass, field
from datetime import UTC, datetime
from enum import Enum
from typing import Any
from ..models import IncomingMessage
class MessageState(Enum):
"""State of a message node in the tree."""
PENDING = "pending"
IN_PROGRESS = "in_progress"
COMPLETED = "completed"
ERROR = "error"
@dataclass
class MessageNode:
"""A single user prompt/status node in a messaging conversation tree."""
node_id: str
incoming: IncomingMessage
status_message_id: str
state: MessageState = MessageState.PENDING
parent_id: str | None = None
session_id: str | None = None
children_ids: list[str] = field(default_factory=list)
created_at: datetime = field(default_factory=lambda: datetime.now(UTC))
completed_at: datetime | None = None
error_message: str | None = None
context: Any = None
def set_context(self, context: Any) -> None:
self.context = context
def update_state(
self,
state: MessageState,
*,
session_id: str | None = None,
error_message: str | None = None,
) -> None:
self.state = state
if session_id:
self.session_id = session_id
if error_message:
self.error_message = error_message
if state in (MessageState.COMPLETED, MessageState.ERROR):
self.completed_at = datetime.now(UTC)
def mark_error(self, error_message: str) -> None:
self.update_state(MessageState.ERROR, error_message=error_message)