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Adds support for `blob/get` as defined in storacha-network/specs#126 --------- Co-authored-by: Vasco Santos <santos.vasco10@gmail.com> Co-authored-by: Irakli Gozalishvili <contact@gozala.io>
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Original file line number | Diff line number | Diff line change |
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import * as Server from '@ucanto/server' | ||
import * as Blob from '@web3-storage/capabilities/blob' | ||
import * as API from '../types.js' | ||
import { BlobNotFound } from './lib.js' | ||
import { decode } from 'multiformats/hashes/digest' | ||
|
||
/** | ||
* @param {API.BlobServiceContext} context | ||
* @returns {API.ServiceMethod<API.BlobGet, API.BlobGetSuccess, API.BlobGetFailure>} | ||
*/ | ||
export function blobGetProvider(context) { | ||
return Server.provide(Blob.get, async ({ capability }) => { | ||
const { digest } = capability.nb | ||
const space = Server.DID.parse(capability.with).did() | ||
const res = await context.allocationsStorage.get(space, digest) | ||
if (res.error && res.error.name === 'RecordNotFound') { | ||
return Server.error(new BlobNotFound(decode(digest))) | ||
} | ||
return res | ||
}) | ||
} |
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