win_monitor/backend/app/automation/nodes/screen.py

from __future__ import annotations

from pathlib import Path
from typing import Any

from ... import windows_automation
from ..context import WorkflowContext
from ..registry import control_ports, field_def, register_node


def screenshot_node(node: dict[str, Any], inputs: dict[str, Any], context: WorkflowContext) -> dict[str, Any]:
    save_path = inputs.get("save_path", node.get("params", {}).get("save_path"))
    result = windows_automation.take_screenshot(str(Path(save_path)) if save_path else None, include_base64=False)
    if result.get("path"):
        context.runtime["current_screenshot_path"] = result["path"]
    return result


register_node(
    {
        "type": "screen.screenshot",
        "category": "screen",
        "label": "屏幕截图",
        "params": {"save_path": field_def("text", "保存路径")},
        "inputs": {"save_path": field_def("string", "保存路径")},
        "outputs": {
            "path": {"type": "string", "label": "图片路径"},
            "width": {"type": "number", "label": "宽度"},
            "height": {"type": "number", "label": "高度"},
        },
        "control_ports": control_ports(),
    },
    screenshot_node,
)