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

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+"""Wait Node - pause execution for a duration
+
+Node metadata is loaded from: ../../templates/metadata/nodes/wait.yaml
+"""
+
+from __future__ import annotations
+
+from typing import Any, ClassVar
+
+from ..entities import ExecutionContext
+from ..node import WorkflowNode, workflow_node, NodePort, NodeConfig
+
+
+@workflow_node('wait')
+class WaitNode(WorkflowNode):
+    """Wait node - pause execution for a duration"""
+
+    type_name = "wait"
+    category = "control"
+    icon = "⏳"
+    name = "wait"
+    description = "wait"
+    name_zh = "等待"
+    name_en = "Wait"
+    description_zh = "暂停工作流执行指定时间"
+    description_en = "Pause workflow execution for a specified duration"
+
+    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]:
+        import asyncio
+
+        duration = self.get_config("duration", 1)
+        duration_type = self.get_config("duration_type", "seconds")
+
+        if duration_type == "minutes":
+            duration *= 60
+        elif duration_type == "hours":
+            duration *= 3600
+
+        await asyncio.sleep(duration)
+
+        return {"output": inputs.get("input")}