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

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+"""Dify Workflow Node - call Dify service API
+
+Node metadata is loaded from: ../../templates/metadata/nodes/dify_workflow.yaml
+"""
+
+from __future__ import annotations
+
+from typing import Any, ClassVar
+
+from ..entities import ExecutionContext
+from ..node import WorkflowNode, workflow_node, NodePort, NodeConfig
+
+
+@workflow_node('dify_workflow')
+class DifyWorkflowNode(WorkflowNode):
+    """Dify workflow node - call Dify service API"""
+
+    type_name = "dify_workflow"
+    category = "integration"
+    icon = "Bot"
+    name = "dify_workflow"
+    description = "dify_workflow"
+    name_zh = "Dify 工作流"
+    name_en = "Dify Workflow"
+    description_zh = "调用 Dify 平台工作流"
+    description_en = "Call a Dify platform workflow"
+
+    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", "https://api.dify.ai/v1")
+        api_key = self.get_config("api_key", "")
+        app_type = self.get_config("app_type", "chat")
+        query = inputs.get("query", "")
+        conversation_id = inputs.get("conversation_id")
+
+        return {
+            "answer": "",
+            "conversation_id": conversation_id,
+            "success": False,
+            "_debug": {
+                "base_url": base_url,
+                "api_key": api_key[:8] + "..." if api_key else "",
+                "app_type": app_type,
+                "query": query,
+            },
+        }