47 lines
1.7 KiB
Python
47 lines
1.7 KiB
Python
# Copyright (c) 2026 PowerOn AG
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# All rights reserved.
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"""
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Workflow State
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Shared utilities for workflow state management and validation.
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"""
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import logging
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from typing import Any
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logger = logging.getLogger(__name__)
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class WorkflowStoppedException(Exception):
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"""Exception raised when a workflow is stopped by the user."""
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pass
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def checkWorkflowStopped(services: Any) -> None:
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"""
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Check if workflow has been stopped by user and raise exception if so.
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Args:
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services: Services object with workflow and interfaceDbChat for fresh status check
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Raises:
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WorkflowStoppedException: If workflow status is "stopped"
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"""
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workflow = getattr(services, 'workflow', None)
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if not workflow or not hasattr(workflow, 'id') or workflow.id is None:
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return
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try:
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# Get the current workflow status from the database to avoid stale data
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currentWorkflow = services.chat.getWorkflow(workflow.id)
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if currentWorkflow and currentWorkflow.status == "stopped":
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logger.info("Workflow stopped by user, aborting operation")
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raise WorkflowStoppedException("Workflow was stopped by user")
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except WorkflowStoppedException:
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# Re-raise the stop signal immediately
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raise
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except Exception as e:
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# If we can't get the current status due to other database issues, fall back to the in-memory object
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logger.warning(f"Could not check current workflow status from database: {str(e)}")
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if workflow and workflow.status == "stopped":
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logger.info("Workflow stopped by user (from in-memory object), aborting operation")
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raise WorkflowStoppedException("Workflow was stopped by user")
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