OpenHands/enterprise/server/sharing/filesystem_shared_event_service.py
2025-12-22 19:27:58 -07:00

139 lines
4.9 KiB
Python

"""Implementation of SharedEventService.
This implementation provides read-only access to events from shared conversations:
- Validates that the conversation is shared before returning events
- Uses existing EventService for actual event retrieval
- Uses SharedConversationInfoService for shared conversation validation
"""
from __future__ import annotations
import logging
from dataclasses import dataclass
from datetime import datetime
from typing import AsyncGenerator
from uuid import UUID
from fastapi import Request
from openhands.agent_server.models import EventPage, EventSortOrder
from openhands.app_server.event.event_service import EventService
from openhands.app_server.event_callback.event_callback_models import EventKind
from openhands.app_server.services.injector import InjectorState
from server.sharing.shared_conversation_info_service import (
SharedConversationInfoService,
)
from server.sharing.shared_event_service import (
SharedEventService,
SharedEventServiceInjector,
)
from openhands.sdk import Event
logger = logging.getLogger(__name__)
@dataclass
class SharedEventServiceImpl(SharedEventService):
"""Implementation of SharedEventService that validates shared access."""
shared_conversation_info_service: SharedConversationInfoService
event_service: EventService
async def get_shared_event(
self, conversation_id: UUID, event_id: str
) -> Event | None:
"""Given a conversation_id and event_id, retrieve an event if the conversation is shared."""
# First check if the conversation is shared
shared_conversation_info = (
await self.shared_conversation_info_service.get_shared_conversation_info(
conversation_id
)
)
if shared_conversation_info is None:
return None
# If conversation is shared, get the event
return await self.event_service.get_event(event_id)
async def search_shared_events(
self,
conversation_id: UUID,
kind__eq: EventKind | None = None,
timestamp__gte: datetime | None = None,
timestamp__lt: datetime | None = None,
sort_order: EventSortOrder = EventSortOrder.TIMESTAMP,
page_id: str | None = None,
limit: int = 100,
) -> EventPage:
"""Search events for a specific shared conversation."""
# First check if the conversation is shared
shared_conversation_info = (
await self.shared_conversation_info_service.get_shared_conversation_info(
conversation_id
)
)
if shared_conversation_info is None:
# Return empty page if conversation is not shared
return EventPage(items=[], next_page_id=None)
# If conversation is shared, search events for this conversation
return await self.event_service.search_events(
conversation_id__eq=conversation_id,
kind__eq=kind__eq,
timestamp__gte=timestamp__gte,
timestamp__lt=timestamp__lt,
sort_order=sort_order,
page_id=page_id,
limit=limit,
)
async def count_shared_events(
self,
conversation_id: UUID,
kind__eq: EventKind | None = None,
timestamp__gte: datetime | None = None,
timestamp__lt: datetime | None = None,
sort_order: EventSortOrder = EventSortOrder.TIMESTAMP,
) -> int:
"""Count events for a specific shared conversation."""
# First check if the conversation is shared
shared_conversation_info = (
await self.shared_conversation_info_service.get_shared_conversation_info(
conversation_id
)
)
if shared_conversation_info is None:
return 0
# If conversation is shared, count events for this conversation
return await self.event_service.count_events(
conversation_id__eq=conversation_id,
kind__eq=kind__eq,
timestamp__gte=timestamp__gte,
timestamp__lt=timestamp__lt,
sort_order=sort_order,
)
class SharedEventServiceImplInjector(SharedEventServiceInjector):
async def inject(
self, state: InjectorState, request: Request | None = None
) -> AsyncGenerator[SharedEventService, None]:
# Define inline to prevent circular lookup
from openhands.app_server.config import (
get_event_service,
get_shared_conversation_info_service,
)
async with (
get_shared_conversation_info_service(
state, request
) as shared_conversation_info_service,
get_event_service(state, request) as event_service,
):
service = SharedEventServiceImpl(
shared_conversation_info_service=shared_conversation_info_service,
event_service=event_service,
)
yield service