SCM-Manager/scm-ui/ui-components/src/CopyToClipboard.ts

/*
 * MIT License
 *
 * Copyright (c) 2020-present Cloudogu GmbH and Contributors
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all
 * copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */

export default async function copyToClipboard(text: string) {
  if (navigator.clipboard) {
    return navigator.clipboard.writeText(text);
  } else {
    const textArea = document.createElement("textarea");
    textArea.value = text;
    textArea.style.position = "fixed"; //avoid scrolling to bottom
    document.body.appendChild(textArea);
    textArea.focus();
    textArea.select();

    try {
      document.execCommand("copy");
      return Promise.resolve();
    } catch (e) {
      return Promise.reject(e);
    } finally {
      document.body.removeChild(textArea);
    }
  }
}