| 1 | """Shared chat-context helpers for connector handlers.""" |
| 2 | |
| 3 | from __future__ import annotations |
| 4 | |
| 5 | from contextlib import nullcontext |
| 6 | from typing import Any |
| 7 | |
| 8 | |
| 9 | class ConnectorContextError(Exception): |
| 10 | def __init__( |
| 11 | self, |
| 12 | message: str, |
| 13 | *, |
| 14 | status_code: int = 400, |
| 15 | code: str = "BAD_REQUEST", |
| 16 | ) -> None: |
| 17 | super().__init__(message) |
| 18 | self.status_code = status_code |
| 19 | self.code = code |
| 20 | |
| 21 | |
| 22 | def get_existing_context( |
| 23 | context_id: str, |
| 24 | *, |
| 25 | agent_profile: str | None = None, |
| 26 | project_name: str | None = None, |
| 27 | ): |
| 28 | from agent import AgentContext |
| 29 | from helpers import projects |
| 30 | |
| 31 | context = AgentContext.get(context_id) |
| 32 | if context is None: |
| 33 | raise ConnectorContextError( |
| 34 | "Context not found", |
| 35 | status_code=404, |
| 36 | code="CONTEXT_NOT_FOUND", |
| 37 | ) |
| 38 | |
| 39 | if agent_profile and getattr(context.agent0.config, "profile", None) != agent_profile: |
| 40 | raise ConnectorContextError( |
| 41 | "Cannot change agent_profile on existing context", |
| 42 | status_code=400, |
| 43 | code="INVALID_AGENT_PROFILE", |
| 44 | ) |
| 45 | |
| 46 | existing_project = context.get_data(projects.CONTEXT_DATA_KEY_PROJECT) |
| 47 | if project_name and existing_project and existing_project != project_name: |
| 48 | raise ConnectorContextError( |
| 49 | "Project can only be set on first message", |
| 50 | status_code=400, |
| 51 | code="PROJECT_CONFLICT", |
| 52 | ) |
| 53 | |
| 54 | return context |
| 55 | |
| 56 | |
| 57 | def create_context( |
| 58 | *, |
| 59 | lock: Any | None = None, |
| 60 | current_context_id: str | None = None, |
| 61 | agent_profile: str | None = None, |
| 62 | project_name: str | None = None, |
| 63 | ): |
| 64 | from agent import AgentContext, AgentContextType |
| 65 | from helpers import projects, settings |
| 66 | from helpers.state_monitor_integration import mark_dirty_all |
| 67 | from initialize import initialize_agent |
| 68 | from plugins._model_config.helpers.model_config import is_chat_override_allowed |
| 69 | |
| 70 | override_settings: dict[str, str] = {} |
| 71 | if agent_profile: |
| 72 | override_settings["agent_profile"] = agent_profile |
| 73 | |
| 74 | with lock if lock is not None else nullcontext(): |
| 75 | current_context = AgentContext.get(current_context_id or "") if current_context_id else None |
| 76 | |
| 77 | context = AgentContext( |
| 78 | config=initialize_agent(override_settings=override_settings), |
| 79 | type=AgentContextType.USER, |
| 80 | set_current=True, |
| 81 | ) |
| 82 | |
| 83 | if current_context and settings.get_settings().get("chat_inherit_project", True): |
| 84 | current_project = current_context.get_data(projects.CONTEXT_DATA_KEY_PROJECT) |
| 85 | if current_project: |
| 86 | context.set_data(projects.CONTEXT_DATA_KEY_PROJECT, current_project) |
| 87 | |
| 88 | current_project_output = current_context.get_output_data( |
| 89 | projects.CONTEXT_DATA_KEY_PROJECT |
| 90 | ) |
| 91 | if current_project_output: |
| 92 | context.set_output_data( |
| 93 | projects.CONTEXT_DATA_KEY_PROJECT, |
| 94 | current_project_output, |
| 95 | ) |
| 96 | |
| 97 | if current_context: |
| 98 | model_override = current_context.get_data("chat_model_override") |
| 99 | if model_override and is_chat_override_allowed(context.agent0): |
| 100 | context.set_data("chat_model_override", model_override) |
| 101 | |
| 102 | if project_name: |
| 103 | try: |
| 104 | try: |
| 105 | projects.activate_project(context.id, project_name, mark_dirty=False) |
| 106 | except TypeError as exc: |
| 107 | if "mark_dirty" not in str(exc): |
| 108 | raise |
| 109 | projects.activate_project(context.id, project_name) |
| 110 | except Exception: |
| 111 | AgentContext.remove(context.id) |
| 112 | raise |
| 113 | |
| 114 | mark_dirty_all(reason="plugins._a0_connector.chat_context.create_context") |
| 115 | return context |