excalidraw/src/components/LibraryButton.tsx

import React from "react";
import clsx from "clsx";
import { t } from "../i18n";
import { AppState } from "../types";
import { capitalizeString } from "../utils";
import { trackEvent } from "../analytics";
import { useDevice } from "./App";

const LIBRARY_ICON = (
  <svg viewBox="0 0 576 512">
    <path
      fill="currentColor"
      d="M542.22 32.05c-54.8 3.11-163.72 14.43-230.96 55.59-4.64 2.84-7.27 7.89-7.27 13.17v363.87c0 11.55 12.63 18.85 23.28 13.49 69.18-34.82 169.23-44.32 218.7-46.92 16.89-.89 30.02-14.43 30.02-30.66V62.75c.01-17.71-15.35-31.74-33.77-30.7zM264.73 87.64C197.5 46.48 88.58 35.17 33.78 32.05 15.36 31.01 0 45.04 0 62.75V400.6c0 16.24 13.13 29.78 30.02 30.66 49.49 2.6 149.59 12.11 218.77 46.95 10.62 5.35 23.21-1.94 23.21-13.46V100.63c0-5.29-2.62-10.14-7.27-12.99z"
    ></path>
  </svg>
);

export const LibraryButton: React.FC<{
  appState: AppState;
  setAppState: React.Component<any, AppState>["setState"];
  isMobile?: boolean;
}> = ({ appState, setAppState, isMobile }) => {
  const device = useDevice();
  return (
    <label
      className={clsx(
        "ToolIcon ToolIcon_type_floating ToolIcon__library",
        `ToolIcon_size_medium`,
        {
          "is-mobile": isMobile,
        },
      )}
      title={`${capitalizeString(t("toolBar.library"))} — 0`}
    >
      <input
        className="ToolIcon_type_checkbox"
        type="checkbox"
        name="editor-library"
        onChange={(event) => {
          document
            .querySelector(".layer-ui__wrapper")
            ?.classList.remove("animate");
          const nextState = event.target.checked;
          setAppState({ isLibraryOpen: nextState });
          // track only openings
          if (nextState) {
            trackEvent(
              "library",
              "toggleLibrary (open)",
              `toolbar (${device.isMobile ? "mobile" : "desktop"})`,
            );
          }
        }}
        checked={appState.isLibraryOpen}
        aria-label={capitalizeString(t("toolBar.library"))}
        aria-keyshortcuts="0"
      />
      <div className="ToolIcon__icon">{LIBRARY_ICON}</div>
    </label>
  );
};