const test = require('node:test')
const assert = require('node:assert/strict')

const {
  memberKey,
  findMyEntry,
  publicRanked
} = require('../cloudfunctions/leaderboard/data')
const { cachedFileId } = require('../cloudfunctions/tts/cache')
const { deleteAllPages } = require('../utils/cloud-delete')

test('findMyEntry matches a hashed snapshot member and strips its internal key', () => {
  const key = memberKey('my-openid')
  const entry = findMyEntry([{ rank: 2, memberKey: key, duration: 90 }], key)

  assert.deepEqual(entry, { rank: 2, duration: 90, isMe: true })
})

test('cachedFileId reads a CloudBase doc object rather than an array', () => {
  assert.equal(
    cachedFileId({ fileID: 'cloud://env.tts-cache/start.mp3' }),
    'cloud://env.tts-cache/start.mp3'
  )
})

test('publicRanked strips memberKey from every snapshot entry', () => {
  assert.deepEqual(
    publicRanked([{ rank: 1, memberKey: 'secret', name: '甲' }]),
    [{ rank: 1, name: '甲' }]
  )
})

test('deleteAllPages removes every document across pages', async () => {
  const pages = [
    [{ _id: 'a' }, { _id: 'b' }],
    [{ _id: 'c' }],
    []
  ]
  const removed = []

  await deleteAllPages(
    async () => pages.shift(),
    async (id) => { removed.push(id) }
  )

  assert.deepEqual(removed, ['a', 'b', 'c'])
})

test('deleteAllPages surfaces a failed deletion', async () => {
  await assert.rejects(
    deleteAllPages(
      async () => [{ _id: 'a' }],
      async () => { throw new Error('delete failed') }
    ),
    /delete failed/
  )
})