feat: add kinesis log stream #86
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,19 +1,32 @@ | ||
| import * as CAR from '@ucanto/transport/car' | ||
| import * as UCAN from '@ipld/dag-ucan' | ||
| import * as Link from 'multiformats/link' | ||
|
|
||
| /** | ||
| * @typedef {object} UcanInvocation | ||
| * @property {UCAN.Capabilities} att | ||
| * @property {`did:${string}:${string}`} aud | ||
| * @property {`did:${string}:${string}`} iss | ||
| * | ||
| * @typedef {object} UcanInvocationWrapper | ||
| * @property {string} carCid | ||
| * @property {Uint8Array} bytes | ||
| * @property {UcanInvocation} value | ||
| */ | ||
|
|
||
| /** | ||
| * Persist successful UCAN invocations handled by the router. | ||
| * | ||
| * @param {UcanInvocationWrapper} ucanInvocation | ||
| * @param {import('./service/types').UcanBucket} ucanStore | ||
| */ | ||
| export async function persistUcanInvocation (ucanInvocation, ucanStore) { | ||
| await ucanStore.put(ucanInvocation.carCid, ucanInvocation.bytes) | ||
| } | ||
|
|
||
| /** | ||
| * @param {import('aws-lambda').APIGatewayProxyEventV2} request | ||
| * @returns {Promise<UcanInvocationWrapper>} | ||
| */ | ||
| export async function parseUcanInvocationRequest (request) { | ||
| if (!request.body) { | ||
|
|
@@ -24,8 +37,57 @@ export async function parseUcanInvocationRequest (request) { | |
| const car = await CAR.codec.decode(bytes) | ||
| const carCid = car.roots[0].cid.toString() | ||
|
|
||
| // @ts-expect-error 'ByteView<unknown>' is not assignable to parameter of type 'ByteView<UCAN<Capabilities>>' | ||
| const dagUcan = UCAN.decode(car.roots[0].bytes) | ||
|
|
||
| return { | ||
| bytes, | ||
| carCid, | ||
| value: { | ||
| // Workaround for: | ||
| // https://github.com/web3-storage/ucanto/issues/171 | ||
| // https://github.com/multiformats/js-multiformats/issues/228 | ||
| // @ts-ignore missing types | ||
| att: dagUcan.att.map(replaceAllLinkValues), | ||
| aud: dagUcan.aud.did(), | ||
| iss: dagUcan.iss.did(), | ||
| prf: replaceAllLinkValues(dagUcan.prf) | ||
| } | ||
| } | ||
| } | ||
|
|
||
| /** | ||
| * @param {any} value | ||
| */ | ||
| export const replaceAllLinkValues = (value) => { | ||
|
There was a problem hiding this comment. Looked into npm modules available, but could not get something useful for it. If there are suggestions of modules you know that could help please let me know. This small function goes through the Object through all its depth and replaces all Once this lands in |
||
| // Array with Links? | ||
| if (Array.isArray(value)) { | ||
| for (let i = 0; i < value.length; i++) { | ||
| if (Link.isLink(value[i])) { | ||
| value[i] = toJSON(value[i]) | ||
| } else { | ||
| replaceAllLinkValues(value[i]) | ||
| } | ||
| } | ||
| } | ||
| // Object with Links? | ||
| else if (typeof value === 'object') { | ||
| for (const key of Object.keys(value)) { | ||
| if (Link.isLink(value[key])) { | ||
| value[key] = toJSON(value[key]) | ||
| } | ||
| replaceAllLinkValues(value[key]) | ||
| } | ||
| } | ||
|
|
||
| return value | ||
| } | ||
|
|
||
| /** | ||
| * @template {import('multiformats').UnknownLink} Link | ||
| * @param {Link} link | ||
| */ | ||
| export const toJSON = link => | ||
| /** @type {import('./service/types').LinkJSON<Link>} */ ({ | ||
| '/': link.toString(), | ||
| }) | ||
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Based on proposal there.