#  Copyright 2024 Google LLC.
#  Copyright (c) Microsoft Corporation.
#
#  Licensed under the Apache License, Version 2.0 (the "License");
#  you may not use this file except in compliance with the License.
#  You may obtain a copy of the License at
#
#      http://www.apache.org/licenses/LICENSE-2.0
#
#  Unless required by applicable law or agreed to in writing, software
#  distributed under the License is distributed on an "AS IS" BASIS,
#  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
#  See the License for the specific language governing permissions and
#  limitations under the License.
import re

import pytest
from test_helpers import ANY_SHARED_ID, AnyExtending, execute_command, goto_url


@pytest.mark.parametrize(
    "locator",
    [
        {"type": "innerText", "value": "foobarBARbaz"},
        {"type": "css", "value": "div"},
        {"type": "xpath", "value": "//div"},
        {"type": "accessibility", "value": {"role": "button", "name": "test"}},
    ],
)
@pytest.mark.parametrize("start_node_expression", [None, "document", "document.body"])
@pytest.mark.asyncio
async def test_locate_nodes_locator_found(
    websocket, context_id, html, locator, start_node_expression
):
    await goto_url(
        websocket,
        context_id,
        html(
            '<div data-class="one" aria-label="test" role="button">foobarBARbaz</div><div data-class="two" aria-label="test" role="button">foobarBAR<span>baz</span></div>'
        ),
    )

    start_nodes = None
    if start_node_expression:
        resp = await execute_command(
            websocket,
            {
                "method": "script.evaluate",
                "params": {
                    "expression": start_node_expression,
                    "target": {"context": context_id},
                    "awaitPromise": False,
                },
            },
        )
        start_nodes = [{"sharedId": resp["result"]["sharedId"]}]

    resp = await execute_command(
        websocket,
        {
            "method": "browsingContext.locateNodes",
            "params": {
                "context": context_id,
                "locator": locator,
                **({"startNodes": start_nodes} if start_nodes else {}),
            },
        },
    )

    assert resp == {
        "nodes": [
            {
                "sharedId": ANY_SHARED_ID,
                "type": "node",
                "value": {
                    "attributes": {
                        "data-class": "one",
                        "aria-label": "test",
                        "role": "button",
                    },
                    "childNodeCount": 1,
                    "localName": "div",
                    "namespaceURI": "http://www.w3.org/1999/xhtml",
                    "nodeType": 1,
                    "shadowRoot": None,
                },
            },
            {
                "sharedId": ANY_SHARED_ID,
                "type": "node",
                "value": {
                    "attributes": {
                        "data-class": "two",
                        "aria-label": "test",
                        "role": "button",
                    },
                    "childNodeCount": 2,
                    "localName": "div",
                    "namespaceURI": "http://www.w3.org/1999/xhtml",
                    "nodeType": 1,
                    "shadowRoot": None,
                },
            },
        ]
    }


@pytest.mark.parametrize(
    "locator",
    [
        {"type": "css", "value": "a*b"},
        {"type": "xpath", "value": ""},
    ],
)
@pytest.mark.asyncio
async def test_locate_nodes_locator_invalid(websocket, context_id, html, locator):
    with pytest.raises(
        Exception,
        match=re.escape(
            str(
                {
                    "error": "invalid selector",
                    "message": "Not valid selector " + locator["value"],
                }
            )
        ),
    ):
        await execute_command(
            websocket,
            {
                "method": "browsingContext.locateNodes",
                "params": {"context": context_id, "locator": locator},
            },
        )


@pytest.mark.parametrize(
    "locator",
    [
        {"type": "css", "value": "html"},
        {"type": "xpath", "value": "html"},
    ],
)
@pytest.mark.parametrize(
    "start_node_expression,should_find",
    [(None, True), ("document", True), ("document.body", False)],
)
@pytest.mark.asyncio
async def test_locate_nodes_select_html(
    websocket, context_id, html, locator, start_node_expression, should_find
):
    await goto_url(
        websocket,
        context_id,
        html(
            '<div data-class="one" aria-label="test" role="button">foobarBARbaz</div><div data-class="two" aria-label="test" role="button">foobarBAR<span>baz</span></div>'
        ),
    )

    start_nodes = None
    if start_node_expression:
        resp = await execute_command(
            websocket,
            {
                "method": "script.evaluate",
                "params": {
                    "expression": start_node_expression,
                    "target": {"context": context_id},
                    "awaitPromise": False,
                },
            },
        )
        start_nodes = [{"sharedId": resp["result"]["sharedId"]}]

    resp = await execute_command(
        websocket,
        {
            "method": "browsingContext.locateNodes",
            "params": {
                "context": context_id,
                "locator": locator,
                **({"startNodes": start_nodes} if start_nodes else {}),
            },
        },
    )

    if should_find:
        assert resp == {
            "nodes": [
                AnyExtending(
                    {
                        "type": "node",
                        "value": {
                            "localName": "html",
                        },
                    }
                )
            ]
        }
    else:
        assert resp == {"nodes": []}