notesnook/apps/mobile/app/hooks/use-attachment-progress.ts

/*
This file is part of the Notesnook project (https://notesnook.com/)

Copyright (C) 2023 Streetwriters (Private) Limited

This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program.  If not, see <http://www.gnu.org/licenses/>.
*/

import { useState } from "react";
import { useAttachmentStore } from "../stores/use-attachment-store";

type AttachmentProgress = {
  type: string;
  value?: number;
  percent?: string;
};

export const useAttachmentProgress = (
  attachment: any,
  encryption?: boolean
) => {
  const progress = useAttachmentStore((state) => state.progress);
  const [currentProgress, setCurrentProgress] = useState<
    AttachmentProgress | undefined
  >(
    encryption
      ? {
          type: "encrypt"
        }
      : undefined
  );

  const attachmentProgress = progress?.[attachment.metadata.hash];
  if (attachmentProgress) {
    const type = attachmentProgress.type;
    const loaded =
      attachmentProgress.type === "download"
        ? attachmentProgress.recieved
        : attachmentProgress.sent;
    const value = loaded / attachmentProgress.total;
    setCurrentProgress({
      value: value * 100,
      percent: (value * 100).toFixed(0) + "%",
      type: type
    });
  } else {
    setCurrentProgress(undefined);
  }

  return [currentProgress, setCurrentProgress];
};