import test from 'ava'
import type { HocuspocusProvider } from '@hocuspocus/provider'

import { newHocuspocus, newHocuspocusProvider } from '../utils/index.ts'

test('executes the afterUnloadDocument callback', async t => {
  await new Promise(async resolve => {
    const server = await newHocuspocus(t, {
      async afterUnloadDocument() {
        t.pass()
        resolve('done')
      },
    })

    const p = newHocuspocusProvider(t, server, {
      onSynced(data) {
        p.configuration.websocketProvider.disconnect()
        p.disconnect()
      },
    })
  })
})

test('executes the afterUnloadDocument callback when all clients disconnect after a document was loaded', async t => {
  await new Promise(async resolve => {
    // eslint-disable-next-line prefer-const
    let provider: HocuspocusProvider

    class CustomExtension {
      async afterLoadDocument() {
        provider.configuration.websocketProvider.disconnect()
        provider.disconnect()
      }

      async afterUnloadDocument() {
        t.pass()
        resolve('done')
      }
    }

    const server = await newHocuspocus(t, {
      extensions: [new CustomExtension()],
    })

    provider = newHocuspocusProvider(t, server)
  })
})

test('does not execute the afterUnloadDocument callback when document fails to load', async t => {
  await new Promise(async (resolve, reject) => {
    const server = await newHocuspocus(t)

    class CustomExtension {
      async onLoadDocument() {
        throw new Error('oops!')
      }

      async afterUnloadDocument() {
        t.fail()
        reject('should not be called')
      }
    }

    server.configure({
      extensions: [
        new CustomExtension(),
      ],
    })

    newHocuspocusProvider(t, server)

    setTimeout(() => {
      t.pass()
      resolve('done')
    }, 500)
  })
})