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fix: Tool Workflow AI Node Add Add Function Call Error #4989

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Merged
shaohuzhang1 merged 1 commit into from
Mar 31, 2026
Merged

fix: Tool Workflow AI Node Add Add Function Call Error #4989

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18 changes: 12 additions & 6 deletions apps/application/flow/step_node/ai_chat_step_node/impl/base_chat_node.py
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Original file line number Diff line number Diff line change
Expand Up @@ -428,13 +428,19 @@ def _handle_mcp_request(self, mcp_source, mcp_servers, mcp_tool_id, mcp_tool_ids
if len(mcp_servers_config) > 0 or len(tools) > 0:
# 安全获取 application
application_id = None
if (self.workflow_manage and
self.workflow_manage.work_flow_post_handler and
self.workflow_manage.work_flow_post_handler.chat_info):
tool_id = None
knowledge_id = None
if [WorkflowMode.KNOWLEDGE, WorkflowMode.KNOWLEDGE_LOOP].__contains__(
self.workflow_manage.flow.workflow_mode):
knowledge_id = self.workflow_params.get('knowledge_id')
elif [WorkflowMode.APPLICATION, WorkflowMode.APPLICATION_LOOP].__contains__(
self.workflow_manage.flow.workflow_mode):
application_id = self.workflow_manage.work_flow_post_handler.chat_info.application.id
knowledge_id = self.workflow_params.get('knowledge_id')
source_id = application_id or knowledge_id
source_type = 'APPLICATION' if application_id else 'KNOWLEDGE'
elif [WorkflowMode.TOOL, WorkflowMode.TOOL_LOOP].__contains__(self.workflow_manage.flow.workflow_mode):
tool_id = self.workflow_params.get('tool_id')

source_id = application_id or knowledge_id or tool_id
source_type = 'APPLICATION' if application_id else 'KNOWLEDGE' if knowledge_id else 'TOOL'
r = mcp_response_generator(chat_model, message_list, json.dumps(mcp_servers_config), mcp_output_enable,
tool_init_params, source_id, source_type, chat_id, tools)
return NodeResult(
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