import Replay from '#models/replay'
import {parseSentryLinkHeader, SentryPagination} from './Sentry.js'

import env from '#start/env'
let recordsUpdated = 0
const SENTRY_TOKEN = env.get('SENTRY_TOKEN')
interface ApiResponse<T> {
  data: T;
  // optionally, you can define `meta`, `errors`, etc. if your API returns them
}
export async function fetchBatch(url: string) {
  const options: RequestInit = {
    headers: {
      Authorization: `Bearer ${SENTRY_TOKEN}`
    }
  }
  const req = await fetch(url, options)
  if (!req.ok) {
    throw new Error(`Request failed with status ${req.status}`);
  }

  const resp = await req.json() as ApiResponse<Replay[]>;
  const replays = resp.data;
  const headers = req.headers

  const cleanedData = replays.map(record => sanitizeInput(record, Replay.allowedFields))

  let updated = await Replay.updateOrCreateMany('id', cleanedData)
  recordsUpdated = recordsUpdated + updated.length
  const linkHeader = headers.get('link')
  if (!linkHeader) {
    return { error: 'link header missing from Sentry API response' }
  }
  const pagination: SentryPagination = parseSentryLinkHeader(linkHeader)

  if (pagination.hasNextResults == true) {
    console.log('fetching', pagination.next)
    await fetchBatch(pagination.next)
  }
  console.log('no more results')
  return { recordsUpdated }

}

function sanitizeInput(data: Record<string, any>, allowedFields: string[]) {
  return allowedFields.reduce((acc, key) => {
    if (key in data) acc[key] = data[key]
    return acc
  }, {} as Record<string, any>)
}