DocSpace-client/packages/shared/components/backdrop/Backdrop.tsx

123 lines
4.0 KiB
TypeScript

// (c) Copyright Ascensio System SIA 2009-2024
//
// This program is a free software product.
// You can redistribute it and/or modify it under the terms
// of the GNU Affero General Public License (AGPL) version 3 as published by the Free Software
// Foundation. In accordance with Section 7(a) of the GNU AGPL its Section 15 shall be amended
// to the effect that Ascensio System SIA expressly excludes the warranty of non-infringement of
// any third-party rights.
//
// This program is distributed WITHOUT ANY WARRANTY, without even the implied warranty
// of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. For details, see
// the GNU AGPL at: http://www.gnu.org/licenses/agpl-3.0.html
//
// You can contact Ascensio System SIA at Lubanas st. 125a-25, Riga, Latvia, EU, LV-1021.
//
// The interactive user interfaces in modified source and object code versions of the Program must
// display Appropriate Legal Notices, as required under Section 5 of the GNU AGPL version 3.
//
// Pursuant to Section 7(b) of the License you must retain the original Product logo when
// distributing the program. Pursuant to Section 7(e) we decline to grant you any rights under
// trademark law for use of our trademarks.
//
// All the Product's GUI elements, including illustrations and icon sets, as well as technical writing
// content are licensed under the terms of the Creative Commons Attribution-ShareAlike 4.0
// International. See the License terms at http://creativecommons.org/licenses/by-sa/4.0/legalcode
import React from "react";
import { isMobile, isTablet } from "../../utils";
import StyledBackdrop from "./Backdrop.styled";
import { BackdropProps } from "./Backdrop.types";
const Backdrop = (props: BackdropProps) => {
const {
visible = false,
className,
withBackground = false,
withoutBlur = false,
isAside = false,
withoutBackground = false,
isModalDialog = false,
zIndex = 203,
} = props;
const backdropRef = React.useRef<HTMLDivElement | null>(null);
const [needBackdrop, setNeedBackdrop] = React.useState(false);
const [needBackground, setNeedBackground] = React.useState(false);
const checkingExistBackdrop = React.useCallback(() => {
if (visible) {
const tablet = isTablet() || isMobile();
const backdrops = document.querySelectorAll(".backdrop-active");
const currentNeedBackdrop =
backdrops.length < 1 || (isAside && backdrops.length <= 2) || false;
let currentNeedBackground =
(currentNeedBackdrop && ((tablet && !withoutBlur) || withBackground)) ||
false;
if (isAside && currentNeedBackdrop && !withoutBackground)
currentNeedBackground = true;
setNeedBackground(currentNeedBackground);
setNeedBackdrop(currentNeedBackdrop);
} else {
setNeedBackground(false);
setNeedBackdrop(false);
}
}, [visible, isAside, withBackground, withoutBlur, withoutBackground]);
const modifyClassName = () => {
const modifiedClass = ["backdrop-active", "not-selectable"];
if (className) {
if (typeof className !== "string") {
className.forEach((c: string) => {
if (!modifiedClass.includes(c)) {
modifiedClass.push(c);
}
});
} else {
modifiedClass.push(className);
}
}
return modifiedClass.join(" ");
};
const onTouchHandler = (e: React.TouchEvent<HTMLDivElement>) => {
if (!isModalDialog) e.preventDefault();
backdropRef.current?.click();
};
React.useEffect(() => {
checkingExistBackdrop();
}, [checkingExistBackdrop]);
React.useEffect(() => {
checkingExistBackdrop();
}, [checkingExistBackdrop, visible, isAside, withBackground]);
const modifiedClassName = modifyClassName();
return visible && (needBackdrop || isAside) ? (
<StyledBackdrop
{...props}
zIndex={zIndex}
ref={backdropRef}
className={modifiedClassName}
needBackground={needBackground}
visible={visible}
onTouchMove={onTouchHandler}
onTouchEnd={onTouchHandler}
data-testid="backdrop"
/>
) : null;
};
export { Backdrop };