Method deleteFile

api/server/models/Comment.ts:297–321

({ userId, commentId, fileUrl })

  }

  public static async deleteFile({ userId, commentId, fileUrl }) {
    if (!commentId || !fileUrl) {
      throw new Error('Bad data');
    }

    const doc = await this.findById(commentId).setOptions({ lean: true });

    if (!doc) {
      throw new Error('Not found');
    }

    await this.checkPermission({ userId, discussionId: doc.discussionId });

    await this.findOneAndUpdate(
      { _id: commentId },
      {
        $pull: { files: { fileUrl } },
      },
      { runValidators: true },
    );

    const filesToDeleteFromS3 = [fileUrl];

    deleteFiles(filesToDeleteFromS3).catch((err) => console.log(err));
  }

  private static async checkPermission({ userId, discussionId, doc = null }) {
    if (!userId || !discussionId) {