const { test } = require('node:test')
const assert = require('node:assert/strict')
const fs = require('node:fs')
const vm = require('node:vm')
const vue = require('vue')
const ts = require('../../backend/node_modules/typescript')
const settle = () => new Promise(setImmediate)

function setup(api) {
  const auth = vue.reactive({ user: { id: 'user-1' }, activeTenant: '1', profile: null, activeTenantData: {} })
  const timers = new Map()
  let nextTimer = 0
  const scope = vue.effectScope()
  const context = vm.createContext({
    exports: {}, AbortController,
    require: name => name === '@vueuse/core' ? { createSharedComposable: fn => fn } : require(name),
    ref: vue.ref, computed: vue.computed, watch: vue.watch, onScopeDispose: vue.onScopeDispose,
    useAuthStore: () => auth, useNuxtApp: () => ({ $api: api }),
    setTimeout: fn => { timers.set(++nextTimer, fn); return nextTimer }, clearTimeout: id => timers.delete(id),
  })
  const source = fs.readFileSync(`${__dirname}/../composables/useDocumentInboxCount.ts`, 'utf8')
  vm.runInContext(ts.transpileModule(source, { compilerOptions: { module: ts.ModuleKind.CommonJS, target: ts.ScriptTarget.ES2022 } }).outputText, context)
  const counter = scope.run(() => context.exports.useDocumentInboxCount())
  return { auth, counter, timers, close: () => scope.stop() }
}

test('menu count refreshes after filing and cancels its timer when navigation is unmounted', async () => {
  let count = 3
  const ui = setup(async () => ({ total: count }))
  await settle()
  assert.equal(ui.counter.count.value, 3)
  assert.equal(ui.timers.size, 1)
  count = 2
  await ui.counter.refresh()
  assert.equal(ui.counter.count.value, 2)
  assert.equal(ui.timers.size, 1)
  ui.close()
  assert.equal(ui.timers.size, 0)
})

test('previous tenant responses cannot replace the current badge; portal and logout clear it', async t => {
  let finish
  let requests = 0
  const ui = setup(() => ++requests === 1 ? new Promise(resolve => { finish = resolve }) : Promise.resolve({ total: 2 }))
  t.after(ui.close)
  ui.auth.activeTenant = '2'
  assert.equal(ui.counter.count.value, 0)
  await settle()
  finish({ total: 999 })
  await settle()
  assert.equal(ui.counter.count.value, 2)
  ui.auth.profile = { customer_for_portal: 15 }
  await settle()
  assert.equal(ui.counter.count.value, 0)
  assert.equal(ui.timers.size, 0)
  ui.auth.profile = null
  await settle()
  assert.equal(ui.counter.count.value, 2)
  ui.auth.user = null
  await settle()
  assert.equal(ui.counter.count.value, 0)
})