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src/langbot/pkg/workflow/nodes/langflow_flow.py

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+"""Langflow Flow Node - call Langflow API
+
+Node metadata is loaded from: ../../templates/metadata/nodes/langflow_flow.yaml
+"""
+
+from __future__ import annotations
+
+from typing import Any, ClassVar
+
+from ..entities import ExecutionContext
+from ..node import WorkflowNode, workflow_node, NodePort, NodeConfig
+
+
+@workflow_node('langflow_flow')
+class LangflowFlowNode(WorkflowNode):
+    """Langflow flow node - call Langflow API"""
+
+    type_name = "langflow_flow"
+    category = "integration"
+    icon = "GitBranch"
+    name = "langflow_flow"
+    description = "langflow_flow"
+    name_zh = "Langflow 流程"
+    name_en = "Langflow Flow"
+    description_zh = "调用 Langflow 流程"
+    description_en = "Call a Langflow flow"
+
+    inputs: ClassVar[list[NodePort]] = []
+    outputs: ClassVar[list[NodePort]] = []
+    config_schema: ClassVar[list[NodeConfig]] = []
+
+    async def execute(self, inputs: dict[str, Any], context: ExecutionContext) -> dict[str, Any]:
+        base_url = self.get_config("base_url", "http://localhost:7860")
+        api_key = self.get_config("api_key", "")
+        flow_id = self.get_config("flow_id", "")
+        input_value = inputs.get("input_value", "")
+
+        return {
+            "result": None,
+            "success": False,
+            "_debug": {
+                "base_url": base_url,
+                "api_key": api_key[:8] + "..." if api_key else "",
+                "flow_id": flow_id,
+                "input_value": input_value,
+            },
+        }