feat: add getRepo endpoint returning CAR file

A zero-dependency AT Protocol Personal Data Server written in JavaScript

Converts ArrayBuffer from SQLite BLOB to Uint8Array before building CAR.

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Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

chadtmiller.com 2 months ago 9e59ba61 de7b6dc4

+21

1 changed file

expand all

src

pds.js

+21

src/pds.js

··· 680 680 681 681 return Response.json({ uri, cid: row.cid, value }) 682 682 } 683 + if (url.pathname === '/xrpc/com.atproto.sync.getRepo') { 684 + const commits = this.sql.exec( 685 + `SELECT cid FROM commits ORDER BY seq DESC LIMIT 1` 686 + ).toArray() 687 + 688 + if (commits.length === 0) { 689 + return Response.json({ error: 'repo not found' }, { status: 404 }) 690 + } 691 + 692 + const blocks = this.sql.exec(`SELECT cid, data FROM blocks`).toArray() 693 + // Convert ArrayBuffer data to Uint8Array 694 + const blocksForCar = blocks.map(b => ({ 695 + cid: b.cid, 696 + data: new Uint8Array(b.data) 697 + })) 698 + const car = buildCarFile(commits[0].cid, blocksForCar) 699 + 700 + return new Response(car, { 701 + headers: { 'content-type': 'application/vnd.ipld.car' } 702 + }) 703 + } 683 704 return new Response('pds running', { status: 200 }) 684 705 } 685 706 }