from __future__ import annotations

from typing import Any

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


def _number(value: Any, default: float = 0) -> float:
    try:
        return float(value)
    except (TypeError, ValueError):
        return default


def click_node(node: dict[str, Any], inputs: dict[str, Any], context: WorkflowContext) -> dict[str, Any]:
    params = node.get("params", {})
    result = windows_automation.mouse_action(
        "click",
        x=int(_number(inputs.get("x", params.get("x")))),
        y=int(_number(inputs.get("y", params.get("y")))),
        duration=_number(params.get("duration"), 0),
        button=params.get("button") or "left",
        clicks=int(_number(params.get("clicks"), 1)),
    )
    return {"x": result.get("x"), "y": result.get("y"), "action": result.get("action")}


def double_click_node(node: dict[str, Any], inputs: dict[str, Any], context: WorkflowContext) -> dict[str, Any]:
    params = node.get("params", {})
    result = windows_automation.mouse_action(
        "double_click",
        x=int(_number(inputs.get("x", params.get("x")))),
        y=int(_number(inputs.get("y", params.get("y")))),
        button=params.get("button") or "left",
    )
    return {"x": result.get("x"), "y": result.get("y"), "action": result.get("action")}


def right_click_node(node: dict[str, Any], inputs: dict[str, Any], context: WorkflowContext) -> dict[str, Any]:
    params = node.get("params", {})
    result = windows_automation.mouse_action(
        "right_click",
        x=int(_number(inputs.get("x", params.get("x")))),
        y=int(_number(inputs.get("y", params.get("y")))),
    )
    return {"x": result.get("x"), "y": result.get("y"), "action": result.get("action")}


def move_node(node: dict[str, Any], inputs: dict[str, Any], context: WorkflowContext) -> dict[str, Any]:
    params = node.get("params", {})
    result = windows_automation.mouse_action(
        "move_to",
        x=int(_number(inputs.get("x", params.get("x")))),
        y=int(_number(inputs.get("y", params.get("y")))),
        duration=_number(params.get("duration"), 0),
    )
    return {"x": result.get("x"), "y": result.get("y"), "action": result.get("action")}


def scroll_node(node: dict[str, Any], inputs: dict[str, Any], context: WorkflowContext) -> dict[str, Any]:
    amount = int(_number(inputs.get("amount", node.get("params", {}).get("amount")), 0))
    result = windows_automation.mouse_action("scroll", amount=amount)
    return {"x": result.get("x"), "y": result.get("y"), "amount": amount, "action": result.get("action")}


COORD_INPUTS = {
    "x": field_def("number", "X 坐标", required=True),
    "y": field_def("number", "Y 坐标", required=True),
}

MOUSE_OUTPUTS = {
    "x": {"type": "number", "label": "鼠标 X 坐标"},
    "y": {"type": "number", "label": "鼠标 Y 坐标"},
    "action": {"type": "string", "label": "动作名称"},
}

for node_type, label, executor, params in [
    (
        "mouse.click",
        "鼠标点击",
        click_node,
        {
            "button": field_def("select", "按键", "left", options=["left", "middle", "right"]),
            "clicks": field_def("number", "点击次数", 1, minimum=1, maximum=20),
            "duration": field_def("number", "移动耗时", 0, minimum=0, maximum=60),
        },
    ),
    (
        "mouse.double_click",
        "鼠标双击",
        double_click_node,
        {"button": field_def("select", "按键", "left", options=["left", "middle", "right"])},
    ),
    ("mouse.right_click", "鼠标右键", right_click_node, {}),
    ("mouse.move", "鼠标移动", move_node, {"duration": field_def("number", "移动耗时", 0, minimum=0, maximum=60)}),
]:
    register_node(
        {
            "type": node_type,
            "category": "mouse",
            "label": label,
            "params": params,
            "inputs": COORD_INPUTS,
            "outputs": MOUSE_OUTPUTS,
            "control_ports": control_ports(),
        },
        executor,
    )

register_node(
    {
        "type": "mouse.scroll",
        "category": "mouse",
        "label": "鼠标滚动",
        "params": {"amount": field_def("number", "滚动量", 0)},
        "inputs": {"amount": field_def("number", "滚动量")},
        "outputs": MOUSE_OUTPUTS | {"amount": {"type": "number", "label": "滚动量"}},
        "control_ports": control_ports(),
    },
    scroll_node,
)