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import { join } from "https://deno.land/std@0.154.0/path/mod.ts";import { ensureDirSync } from "https://deno.land/std@0.154.0/fs/ensure_dir.ts";import { ShareAddress } from "../util/doc-types.ts";import { AttachmentDriverFilesystem } from "./attachment_drivers/filesystem.ts";import { DocDriverSqlite } from "./doc_drivers/sqlite.deno.ts";import {  IReplicaAttachmentDriver,  IReplicaDocDriver,  IReplicaDriver,} from "./replica-types.ts";
/** A replica driver which persists data to the filesystem. */export class ReplicaDriverFs implements IReplicaDriver {  docDriver: IReplicaDocDriver;  attachmentDriver: IReplicaAttachmentDriver;
  constructor(shareAddress: ShareAddress, dirPath: string) {    ensureDirSync(dirPath);
    this.docDriver = new DocDriverSqlite({      filename: join(dirPath, `${shareAddress}.sql`),      mode: "create-or-open",      share: shareAddress,    });    this.attachmentDriver = new AttachmentDriverFilesystem(      join(dirPath, "attachments"),    );  }}