import type { MongoClient } from 'mongodb'
import { connectToDatabase, fetchLatestPatch } from '../utils/mongo'

async function champions(client: MongoClient, patch: string) {
  const database = client.db('champions')
  const collection = database.collection(patch)
  const data: Array<ChampionData> = (await collection
    .find()
    .toArray()) as unknown as Array<ChampionData>
  data.map(x => {
    if (x.lanes != undefined && x.lanes != null) {
      for (const lane of x.lanes) {
        delete lane.builds
        delete lane.runes
      }
    }
  })
  return data
}

export default defineEventHandler(async _ => {
  const client = await connectToDatabase()
  const latestPatch = await fetchLatestPatch(client)

  const data = await champions(client, latestPatch)

  await client.close()

  return data
})