payload-auth-plugin/src/core/protocols/passkey/index.ts

Authentication plugin for Payload CMS

import { PayloadRequest } from "payload"
import { MissingEmailAPIError } from "../../errors/apiErrors.js"
import { hashCode } from "../../utils/hash.js"

export async function InitPasskey(request: PayloadRequest): Promise<Response> {
  // @ts-expect-error TODO: Fix undefined object method
  const { data } = (await request.json()) as { data: { email: string } }

  if (!data.email) {
    throw new MissingEmailAPIError()
  }

  const existingRecord = await request.payload.find({
    collection: "accounts",
    where: {
      sub: {
        equals: hashCode(data.email + request.payload.secret).toString(),
      },
    },
  })
  if (existingRecord.totalDocs !== 1) {
    return new Response(JSON.stringify({ data: {} }), { status: 200 })
  }
  return new Response(JSON.stringify({ data: existingRecord.docs[0] }), {
    status: 200,
  })
}