box-ui-elements/src/elements/content-sharing/utils/getAllowedPermissionLevels.ts

Box UI Elements

import { PERMISSION_CAN_DOWNLOAD, PERMISSION_CAN_PREVIEW } from '../../../constants';

export const getAllowedPermissionLevels = (
    canChangeAccessLevel,
    isDownloadSettingAvailable,
    permission,
): Array<string> => {
    let allowedPermissionLevels = [PERMISSION_CAN_DOWNLOAD, PERMISSION_CAN_PREVIEW];

    if (!canChangeAccessLevel) {
        // remove all but current level
        allowedPermissionLevels = allowedPermissionLevels.filter(level => level === permission);
    }

    // if we cannot set the download value, we remove this option from the dropdown
    if (!isDownloadSettingAvailable) {
        allowedPermissionLevels = allowedPermissionLevels.filter(level => level !== PERMISSION_CAN_DOWNLOAD);
    }

    return allowedPermissionLevels;
};