message: [FIX] Download video/quicktime in iOS
diff: @@ -123,7 +123,11 @@ class AttachmentView extends React.Component<IAttachmentViewProps, IAttachmentVi
  this.setState({ loading: true });
  try {
  - const extension = image_url ? `.${mime.extension(image_type) || 'jpg'}` : `.${mime.extension(video_type) || 'mp4'}`;
  + const extension = image_url
  + ? `.${mime.extension(image_type) || 'jpg'}`
  + : `.${(video_type === 'video/quicktime' && 'mov') || mime.extension(video_type) || 'mp4'}`;
  + // The return of mime.extension('video/quicktime') is .qt,
  + // this format the iOS isn't recognize and can't save on gallery
  const documentDir = `${RNFetchBlob.fs.dirs.DocumentDir}/`;
  const path = `${documentDir + sha256(url!) + extension}`;
  const file = await RNFetchBlob.config({ path }).fetch('GET', mediaAttachment);
  