/*
Copyright 2019-2024 New Vector Ltd.
Copyright 2019 The Matrix.org Foundation C.I.C.

SPDX-License-Identifier: AGPL-3.0-only OR GPL-3.0-only OR LicenseRef-Element-Commercial
Please see LICENSE files in the repository root for full details.
*/

.mx_MessageActionBar {
    --MessageActionBar-size-button: 28px;
    --MessageActionBar-size-margin: 3px;

    position: absolute;
    top: calc(
        -1 *
            (
                var(--MessageActionBar-size-button) + 2 *
                    (var(--MessageActionBar-size-margin) + var(--cpd-border-width-1))
            )
    );
    right: 8px;
    user-select: none;
    /* Ensure the action bar appears above other things like the read marker */
    /* and sender avatar (for small screens) */
    z-index: 10;

    /* Adds a previous event safe area so that you can't accidentally hover the */
    /* previous event while trying to mouse into the action bar or from the */
    /* react button to its tooltip. */
    &::before {
        content: "";
        position: absolute;
        /* tooltip safe mousing area + tooltip overhang + */
        /* action bar + action bar offset from event */
        width: calc(10px + 48px + 100% + 8px);
        /* safe area + action bar */
        height: calc(20px + 100%);
        top: -12px;
        left: -58px;
        z-index: -1;
        cursor: initial;

        /* stylelint-disable-next-line max-line-length */
        .mx_GenericEventListSummary[data-layout="bubble"]
            .mx_GenericEventListSummary_toggle
            ~ .mx_GenericEventListSummary_unstyledList
            .mx_EventTile_info:first-of-type
            & {
            /* improve clickability of "collapse" link button on bubble layout by reducing width and height values */
            /* mx_GenericEventListSummary_toggle ~: to apply rules to action bar when "collapse" button is available */
            /* mx_EventTile_info:first-of-type: to apply rules to the info event tile just under "collapse" button */
            /* TODO: use a new class name instead */
            width: 100%;
            height: 100%;
            top: 0;
            left: 0;
        }

        .mx_EventTile_info .mx_ViewSourceEvent ~ & {
            /* improve clickability of view source event toggle button by removing vertical safe area */
            width: 100%;
            height: 100%;
            top: 0;
            left: 0;
        }
    }
}
